Pulse or digital communications inventions 10/08

20080260000 - Method and system for capacity and coverage enhancement in wireless networks with relays: A method and system for capacity and coverage enhancement in wireless networks is provided. Each cell has a base station and in-cell relay stations. The base station includes interference avoidance/averaging mechanism, dynamic resource partitioning mechanism or a combination thereof. The interference avoidance/averaging mechanism dynamically creating a FH pattern based on... Agent: Gowling, Lafleur & Henderson LLP

20080260001 - Time-multiplexed binary offset carrier signaling and processing: Methods and systems for direct sequence spread spectrum (DSSS) signals are described herein. In an embodiment, a DSSS signal includes a time multiplexed spreading time series. The time multiplexed spreading time series includes a data spreading time series includes at least a first spreading symbol, and a pilot spreading time... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080260002 - Antenna selection and training using a spatial spreading matrix for use in a wireless mimo communication system: A wireless communication system and method uses a spatial spreading matrix to distribute the encoded spatial data streams to a number of transmit chains and further uses the spatial spreading matrix for antenna selection computation in a transmitter. The spatial spreading matrix is designed such that a receiver is able... Agent: Marshall, Gerstein & Borun, LLP (marvell)

20080260003 - Method for transmitting a multicarrier spectrum-spread signal, reception method, corresponding transmitting, receiving device and signal: A method is provided for transmitting a multicarrier spectrum-spread signal, using a plurality of spreading codes. The method includes a step of allocating a power and/or rate to each of the spreading codes, based on an information representing the noise and/or on an information representing the quality of the link,... Agent: Westman Champlin & Kelly, P.A.

20080260004 - Systems and methods for dual-carrier modulation encoding and decoding: Systems and methods for dual-carrier modulation (DCM) encoding and decoding for communication systems. Some embodiments comprise a DCM encoder for applying a pre-transmission function to at least one 16-QAM input symbol and mapping resulting transformed symbols onto at least one larger constellation prior to transmission. Some embodiments joint decode, by... Agent: Texas Instruments Incorporated

20080260006 - Improved frequency offset estimator: Determining a frequency offset of a received signal utilizing two or more multipath components of the received signal is provided herein. By way of example, the received signal can be correlated with a synchronization sequence in a time domain or a frequency domain, resulting in separation of the two or... Agent: Qualcomm Incorporated

20080260005 - Time-tracking for clustered demodulation elements in a spread spectrum system: An apparatus, such as a subscriber unit or a base station within a spread spectrum communication system, provides advanced control over the time-tracking of demodulation elements when unresolvable multipath situations arise. The apparatus provides merge protection that prevents clustered demodulation elements from contracting beyond a minimum time span. In addition,... Agent: Qualcomm Incorporated

20080260007 - Method and apparatus for achieving channel variability in spread spectrum communication systems: A method and apparatus are disclosed for modulating a communication signal in a code division multiple access (CDMA) environment using orthogonal N by N Hadamard spread spectrum codes Orthogonal spreading codes are used that have lengths that are not a power-of 2 to provide additional channel variability for various multimedia... Agent: Ryan, Mason & Lewis, LLP

20080260008 - Methods and apparatus for time tracking using assistance from tdm pilots in a communication network: Methods and apparatus for time tracking using assistance from TDM pilots in a communication network. In an aspect, a method is provided for time tracking in a device operating on a communication network, wherein the device performs a time tracking algorithm. The method includes determining a delay spread, and modifying... Agent: Qualcomm Incorporated

20080260009 - Combine time multiplexed pilot (tmp) derotation with descrambling and despreading in data correlators used by rake receivers: The invention provides a code modification circuit for receiving a descrambling/dispreading code at a first input pair thereof and a pilot derotation code at a second input pair thereof, and arranged to combine the codes to form a combined code for providing to a correlator such that the correlator can... Agent: Fish & Richardson PC

20080260011 - Fast modem reconfiguration: Methods, systems, and computer program products for reconfiguring a modem. In an embodiment, fast reconfiguration of a modem occurs when a first modem determines there is a need for fast reconfiguration. The first modem signals its transition from showtime to fast reconfiguration. The first modem waits for acknowledgement from a... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080260010 - Power line communication methods and devices: A power line communication method for realizing data communication between at least one first or sending power line communication partner device and at least one second or receiving power line communication partner device. The method checks transmission conditions of a plurality of possible communication channels, thereby generating transmission condition data... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080260012 - Receiver and receiving method: An apparatus, including a detection unit configured to perform a non-linear detection on a receive signal, a first estimator configured to estimate a first quality measure based on the receive signal, and a second estimator configured to estimate a second quality measure dependent on the first quality measure and a... Agent: Hollingsworth & Funk, LLC

20080260013 - Equalization with selection of samples: A method is shown for equalizing signals transmitted via at least one transmission antenna and received by at least one reception antenna (2,4). To reduce filter complexity, chip-samples of the received signals are selected such that only one sample per chip is selected for each filter (30, 32; 34, 36).... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20080260014 - Apparatus for and method of controlling a feedforward filter of an equalizer: A method of synchronizing a feedforward filter (46) that receives a signal resulting from the transmission of a series of symbols through a channel, wherein the series of symbols includes a predetermined sequence of symbols includes the step of developing a plurality of samples from the received symbols (60), wherein... Agent: Mccracken & Frank LLP

20080260015 - Method and apparatus for improved high-speed adaptive equalization: A method and apparatus for improved high-speed adaptive equalization that may operate effectively even in systems experiencing severe interference by using one or more error generators and taking multiple samples across a bit interval. Advantageously, a preferred embodiment of the current invention may be deployed in a clockless configuration. Preferably,... Agent: Christie, Parker & Hale, LLP

20080260016 - Fully adaptive equalization for high loss communications channels: An equalization circuit is disclosed that enables high data rate transmission over high loss communications channels. Also disclosed is a set of functional blocks and update criteria that allow for the equalization function to be adapted for a large variety of different communications channels. A fully continuous adaptive equalizer is... Agent: Allan Williams

20080260017 - Selective slicing equalizer: An equalizer. The equalizer, either operated in a blind mode or a decision directed mode, comprises a feed-forward filter, a feedback filter, a decision device, a control circuit, and a multiplexer. The feed-forward filter receives an input signal. The feedback filter filters an equalized signal. The combiner combines the feed-forward... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080260018 - Suppression of high-frequency perturbations in pulse-width modulation: A method suppresses high-frequency perturbations in a pulse-width modulated signal. The pulse-width modulation may superpose a carrier signal onto an input signal having a predetermined modulation frequency. The carrier signals may be phase-shifted. The resulting modulated signals may then be filtered and combined.... Agent: Brinks Hofer Gilson & Lione

20080260019 - Burst oscillation device, burst oscillation method, and ranging/communication system: The burst oscillation device 20 includes the data generation part 21, the operation part 11, the signal selecting part 40 and the burst generation part 50. The generation part outputs the encoded data encoded based on data for communication. At the signal selecting part 40, the pulse release timing of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080260020 - Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor: An apparatus for processing a signal and method thereof are disclosed. Data coding and entropy coding are performed with interconnection, and grouping is used to enhance coding efficiency. The present invention includes a payload part having at least one of data coding information including pilot coding information per a frame... Agent: Fish & Richardson P.C.

20080260021 - Method of digital video decompression, deinterlacing and frame rate conversion: The digital video decompression, de-interlacing and frame conversion are done simultaneously with multiple video decompressing engines decoding multiple fields/frames at a time. The on-chip line buffer temporarily stores multiple rows of macro-block pixels of the video decoding referencing field/frame and the reconstructed field/frame and are used simultaneously in de-interlacing and... Agent: Chih-ta Star Sung

20080260022 - Method for making macroblock adaptive frame/field decision: A method for making macroblock adaptive frame/field (MBAFF) decision based on information of a current macroblock pair is provided. The method includes the steps of: (a) performing a spatial frame/field decision process based on spatial information of the current macroblock pair; (b) performing a temporal frame/field decision process based on... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.

20080260025 - Coding rate converting apparatus, integrated circuit, and method, and program for the same: A coding rate converting apparatus according to the present invention re-quantizes first quantized data with a first quantization step size, using a second quantization step size larger than the first quantization step size, and includes: an inverse quantization unit generating orthogonal transform coefficients by inversely quantizing the first quantized data... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260023 - Digital video encoding and decoding with refernecing frame buffer compression: The digital video encoder or video decoder with referencing frame image compression and decompression mechanism allows a smaller on-chip referencing frame storage device and efficient off-chip referencing frame random access. In using the off-chip frame buffer, a predetermined amount of line buffer temporarily saves the compressed pixels and reconstructs the... Agent: Chih-ta Star Sung

20080260024 - Method, device, integrated circuit, and transcoder for selectively reducing quantization levels: A method for selectively reducing quantization levels is adapted for use in a transcoder including a variable length decoding unit. The variable length decoding unit decodes a plurality of input variable length codes into a plurality of decoded pairs, wherein each decoded pair is a run-level pair. The method includes... Agent: Greenblum & Bernstein, P.L.C

20080260027 - Mode uniformity signaling for intra-coding: Techniques for efficiently signaling one or more prediction modes for blocks in a macroblock. A mode uniformity indicator is provided for each macroblock to indicate whether all blocks in the macroblock are to be predicted using the same prediction mode. In an embodiment, an encoder signals a mode uniformity indicator... Agent: Qualcomm Incorporated

20080260026 - Moving-picture coding apparatus, method and program: Decoded is a first stream carrying moving-picture signals coded with a first coding scheme with a first intra-picture coding and an inter-picture coding technique, thus generating decoded moving-picture data. Picture-type information on each frame or field picture of the decoded moving-picture data is generated. The picture-type information indicates a first... Agent: Renner Kenner Greive Bobak Taylor & Weber

20080260029 - Statistical methods for prediction weights estimation in video coding: Presented herein are system(s) and method(s) for statistically prediction of weighting parameter estimation in video encoding. In one embodiment, there is presented a method for interpredicting a picture from at least one reference picture. The method comprises calculating statistics for pixels in the picture and the reference picture; generating weight... Agent: Mcandrews Held & Malloy, Ltd

20080260028 - Video h.264 encryption preserving synchronization and compatibility of syntax: A method for encrypting data exchanged between an encoder and a decoder in a video system is disclosed. A set of bits which, when encoded, do not have any influence upon the decoding stage, are determined during the encoding stage. At least one part or all of the bits selected... Agent: Lowe Hauptman & Berner, LLP

20080260030 - Directional transforms for intra-coding: Techniques for transforming the prediction error of intra-coded blocks using mode-dependent transform functions. In an embodiment, an encoder selects a set of transform functions to represent prediction error based on the spatial mode used for prediction. In an alternative embodiment, a decoder reconstructs an image block by using the signaled... Agent: Qualcomm Incorporated

20080260031 - Pixel-by-pixel weighting for intra-frame coding: Techniques for improving the accuracy of prediction in intra-frame coding. A prediction mode can specify a pixel along a direction independently of other pixels along the same direction. In an embodiment, an encoder selects a prediction mode to best represent the image block. In an alternative embodiment, a decoder reconstructs... Agent: Qualcomm Incorporated

20080260033 - Hybrid hierarchical motion estimation for video streams: A method for estimating image-to-image motion of a pixel block in a stream of images which includes a current image which includes the pixel block and a reference image, the method including performing a hierarchical search in a search area of the reference image, including producing a decimated reference image... Agent: Martin D. Moynihan Prtsi, Inc.

20080260032 - Method and apparatus for caption detection: Machine-readable media, methods, apparatus and system for caption detection are described. In some embodiments, a plurality of text boxes may be detected from a plurality of frames. A first percentage of the plurality of text boxes whose locations on the plurality of frames fall into a location range may be... Agent: Blakely Sokoloff Taylor & Zafman LLP

20080260035 - Motion vector coding and decoding methods: A motion vector coding method and apparatus that improves efficiency of coding motion vectors when a current block is coded using a plurality of motion vectors. The apparatus includes a motion vector coding unit that codes a motion vector inputted from a motion vector detecting unit. A motion vector for... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260034 - Virtual decoded reference picture marking and reference picture list: An improved system and method for implementing efficient decoding of scalable video bitstreams is provided. A virtual decoded picture buffer is provided for each lower layer of the scalable video bitstream. The virtual decoded picture buffer stores decoded lower layer pictures for reference. The decoded lower layer pictures used for... Agent: Foley & Lardner LLP

20080260036 - Transport stream generating device, transmitting device, receiving device, and a digital broadcast system having the same, and method thereof: A transport stream (TS) generating apparatus, a transmitting apparatus, a receiving apparatus, a digital broadcast system having the above, and a method thereof are provided. The digital broadcast system includes a transport stream (TS) generating apparatus which generates a multi transport stream (TS) by multiplexing a normal stream and a... Agent: Stein, Mcewen & Bui, LLP

20080260037 - Variable length coding method and variable length decoding method: A variable length coding method is provided for coding coefficients in each block which are obtained by performing frequency transformation on picture data of a moving picture per block having a predetermined size, and includes: a coefficient scanning step of scanning the coefficients in the block in a predetermined order;... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260038 - Variable length coding method and variable length decoding method: A variable length coding method is provided for coding coefficients in each block which are obtained by performing frequency transformation on picture data of a moving picture per block having a predetermined size, and includes: a coefficient scanning step of scanning the coefficients in the block in a predetermined order;... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260039 - Variable length coding method and variable length decoding method: A variable length coding method is provided for coding coefficients in each block which are obtained by performing frequency transformation on picture data of a moving picture per block having a predetermined size, and includes: a coefficient scanning step of scanning the coefficients in the block in a predetermined order;... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260041 - Advance macro-block entropy coding for advanced video standards: A method and a computer-readable medium containing computer program for encoding a frame of video data are presented. The frame of video data has a plurality of macro-blocks. Each of the macro-blocks includes a macro-block header having multiple elements and macro-block residue data. An element of the macro-block header is... Agent: Nath & Associates

20080260040 - Method, device, integrated circuit and encoder for filtering video noise: A method for filtering video noise is adapted to filter noise of a plurality of images of a video stream. Each image includes a plurality of pixels. The method includes the following steps: (a) dividing an image into a plurality of macroblocks; (b) classifying the macroblocks into a plurality of... Agent: Greenblum & Bernstein, P.L.C

20080260042 - Methods and systems for quality controlled encoding: This disclosure describes techniques for controlling a perceived quality of multimedia sequences to try to achieve a desired constant perceptual quality regardless of the content of the sequences. In particular, an encoding device may implement quality control techniques to associate a sequence segment with a content “class” based on the... Agent: Qualcomm Incorporated

20080260043 - Device and method for coding a sequence of images in scalable format and corresponding decoding device and method: i

20080260044 - Fft-based multichannel video receiver: A multichannel video receiver having an analog-to-digital converter, fast-Fourier transform circuit and inverse-Fourier transform circuit. The analog-to-digital converter circuit generates a digitized representation of a frequency band used to convey a plurality of video signals, and the fast-Fourier transform circuit generates a frequency-domain representation of the digitized representation of the... Agent: Shemwell Gregory & Courtney LLP

20080260045 - Signalling and extraction in compressed video of pictures belonging to interdependency tiers: In one embodiment, a method comprises providing a video stream, and providing information identifying compressed pictures in the video stream corresponding to respective picture interdependency tiers.... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20080260046 - Coding/decoding method and apparatus for improviding video error concealment: A coding/decoding method and an apparatus for improving video error concealment are provided, wherein the coding method comprises obtaining the relevant information of a mostly matching area for an area, wherein both the mostly matching area and the area are located in the same picture; and coding the relevant information... Agent: Philips Intellectual Property & Standards

20080260047 - Feedback based scalable video coding: A system and method provides a first integrity check code that can be calculated at an encoder and then sent to a decoder as a supplemental enhancement information message. The decoder can then calculate a second integrity check code over the actual received network abstraction layer units. This second integrity... Agent: Foley & Lardner LLP

20080260048 - Transcoder and method of transcoding therefore: A transcoder comprises a receiver (101) which receives input data representing an encoded signal and comprising first encoding data and first parametric extension data. The encoded data is fed to a decoder (103). The output of the decoder (103) is fed to an encoder (105) which generates second encoded data... Agent: Philips Intellectual Property & Standards

20080260049 - Serializer and deserializer: A system and method of transmitting and receiving bit serial information is disclosed. In a differential embodiment, serial bits are transmitted by a pair of line-matched differential drivers that are ac coupled to a two-conductor transmission line. A receiver is ac coupled to the line and receives the transmitted serial... Agent: Dechert LLP

20080260050 - On chip transformer isolator: An integrated circuit having voltage isolation capabilities includes a first area of the integrated circuit containing functional circuitry that is located in the substrate of the integrated circuit. A second area of the integrated circuit contains an integrated RF isolation circuitry for voltage isolating the functional circuitry. The RF isolation... Agent: Howison & Arnott, L.l.p

20080260051 - Method and apparatus for transmitting information simultaneously to multiple destinations over shared wireless resources: In a method for transmitting data, data intended for each user in a set of users is simultaneously transmitted on a plurality of spatial using common time and frequency resources during a first transmission time interval. At a user, a data stream transmitted is received on a plurality of spatial... Agent: Harness, Dickey & Pierce, P.L.C

20080260053 - Apparatus and method for transmitting and receiving data using space-time block coding: An STFBC coding apparatus for a transmitter with four Tx antennas is provided. In the transmitter, an encoder generates a code symbol vector by encoding an input symbol sequence in a predetermined coding method. A grouping block permutes the elements of the code symbol vector by multiplying the code symbol... Agent: The Farrell Law Firm, P.C.

20080260055 - Apparatus for creating, demodulating, transmitting and receiving othorgonal frequency division multiplexing symbol: The present invention relates to an orthogonal frequency division multiplexing (OFDM) signal transmitting and receiving device, in which a peak to average power ratio characteristic is improved without reducing a data D transmission speed. The OFDM signal transmitting device separates a digital modulated symbol as a real part and an... Agent: Cantor Colburn, LLP

20080260059 - Method and apparatus for efficient precoding information validation for mimo communications: A method and apparatus for efficient precoding matrix verification in a multiple-input multiple-output MIMO wireless communication system are disclosed. A wireless transmit/receive unit WTRU sends a precoding matrix index PMI to an eNodeB. The eNodeB sends a verification message including a PMI indicator indicating whether or not the PMI of... Agent: Volpe And Koenig, P.C. Dept. Icc

20080260057 - Method and apparatus for generating training sequence codes in a communication system: A method for generating a training sequence code (TSC) in a communication system. The method includes obtaining a full set of training sequence code candidates through joint channel estimation with consideration of a symbol delay of an interfering signal; optimizing cross-correlation properties for the full set; obtaining a subset for... Agent: The Farrell Law Firm, P.C.

20080260058 - Method and apparatus for precoding validation in wireless communications: A method and apparatus for precoding validation in wireless communications with reduced error probability is disclosed. Error probability is reduced by applying phase rotations to precoding matrices, dedicated pilot symbols, or both to maximize a minimum pairwise distance.... Agent: Volpe And Koenig, P.C. Dept. Icc

20080260054 - Method and apparatus for reducing a peak-to-average power ratio in a multiple-input multiple-output system: A method and apparatus for reducing a peak-to-average power ratio (PAPR) in a multiple-input multiple-output (MIMO) wireless communication system are disclosed. Transmit beamforming or precoding is performed on transmit symbols based on a channel matrix. For feedback, channel matrices may be averaged over multiple subcarriers and the averaged channel matrices... Agent: Volpe And Koenig, P.C. Dept. Icc

20080260060 - Method of controlling signal transmission in multi-input/multi-output system: A method of controlling signal transmission in a Multiple Input Multiple Output (MIMO) communication system including selecting a modulation and code set (MCS) for each of M data streams transmitted via M transmitting antennas in a transmitting side of the MIMO system, and selectively selecting M−1 or fewer transmitting antennas... Agent: Ked & Associates, LLP

20080260056 - Methods for selecting a coarse frequency offset estimation for an orthogonal frequency division multiplexing modulated signal: The present invention provides methods for selecting the coarse frequency offset estimation in an orthogonal frequency division multiplexing system that may include: searching within a predefined subset for a set of frequency offset candidates; selectively searching outside the predefined subset for additional frequency offset candidates; and combining one or more... Agent: Venture Pacific Law, PC

20080260052 - Ofdm reception apparatus and ofdm reception method: A degree of an influence of interference on an OFDM received signal is estimated with high precision even under various interference conditions. An OFDM reception apparatus for receiving and demodulating an OFDM signal is provided, comprising a fast Fourier transform section for converting a received OFDM signal into a frequency-domain... Agent: Mcdermott Will & Emery LLP

20080260061 - Method for the coding of an ofdm/oqam signal using symbols with complex values, and corresponding signal, devices and computer programs: A method and apparatus are provided for coding an OFDM/OQAM-type multi-carrier signal formed by a temporal succession of symbols comprising a set of data elements. Each of the data elements modulates a carrier frequency of the signal. Each of the data elements is formed by adding two real values in... Agent: Westman Champlin & Kelly, P.A.

20080260064 - Cooperative mimo in multicell wireless networks: A method and system for cooperative multiple-input multiple output (MIMO) transmission operations in a multicell wireless network. Under the method, antenna elements from two or more base stations are used to from an augmented MIMO antenna array that is used to transmit and receive MIMO transmissions to and from one... Agent: Fulbright & Jaworski L.l.p

20080260062 - Method and system for optimized reference signal downlink transmission in a wireless communication system: A method and system optimizes the transmission of a downlink reference signal (DLRS) in a wireless communication system that uses orthogonal division multiple access (OFDMA) for the downlink. Each Node-B (base station) is capable of transmitting the DLRS reference symbols in different subframes of the OFDM radio frame and changing... Agent: Thomas R. Berthold

20080260063 - Sequence generating method: This invention provides a sequence generating method, in which the method has steps of generating R sets of orthogonal sequence with each set of the orthogonal sequence including N elements, generating a low-autocorrelation sequence having N elements, and multiplying the N elements of the low-autocorrelation sequence by the N elements... Agent: Bacon & Thomas, PLLC

20080260065 - Method and system for modulating and demodulating signals in ultra-wide band (uwb) communication systems: A communication system is disclosed and it may include one or more first circuits in a first passband single carrier transmitter coupled to a first ultra-wide-band wireless transmission channel. The communication system may also include one or more second circuits in a first receiver coupled to the first ultra-wide-band wireless... Agent: Mcandrews Held & Malloy, Ltd

20080260066 - Dynamic digital pre-distortion system: A Dynamic Digital Pre-Distortion (DDPD) system is disclosed to rapidly correct power amplifier (PA) non-linearity and memory effects. To perform pre-distortion, a DDPD engine predistorts an input signal in order to cancel PA nonlinearities as the signal is amplified by the PA. The DDPD engine is implemented as a composite... Agent: Morrison & Foerster, LLP

20080260069 - Apparatus and method for digital wireless communication: In a multivalue modulation type with one pilot symbol inserted for every 3 or more symbols, signal points of each one symbol immediately before and after a pilot symbol are modulated using a modulation type different from that for pilot symbols. In this way, it is possible to suppress deterioration... Agent: Greenblum & Bernstein, P.L.C

20080260067 - Bit reliability equalization by modulation switching for harq: A method is disclosed for digital data transmission using higher order modulation schemes, wherein a plurality of bits is mapped to bit positions of a symbol and the transmission has different error probabilities for at least two out of said bit positions. A data bit is mapped to a bit... Agent: Dickinson Wright PLLC

20080260068 - Method and system of diversity transmission of data: A method (600) of communicating a plurality of data bits over L diversity channels uses a constellation set comprising a plurality (L) of M-point quadrature amplitude modulation (QAM) constellations corresponding to the L diversity channels. The constellations do not exhibit overlapping data points, and provide full diversity. The method includes... Agent: Philips Intellectual Property & Standards

20080260070 - Method for transmitting a digital signal, method for receiving a digital signal, transmitter and receiver: A transmitter (106) for transmitting a signal, the signal comprising a plurality of signal values, the signal values being grouped to at least one signal value block. The transmitter comprises a pre-transformation unit (101) adapted to process each signal value block by a pre-transformation to produce a block of modulation... Agent: Crockett & Crockett, P.C.

20080260071 - Methods and apparatus for frequency synthesis with feedback interpolation: A frequency synthesis circuit includes a phase locked loop and an interpolator circuit. The phase locked loop circuit receives a reference clock and a feedback clock and generates an output clock with a frequency based on the reference clock and the feedback clock. An interpolator circuit is coupled in the... Agent: Stattler-suh PC

20080260072 - Apparatus for receiving and recovering frequency shift keyed symbols: A receiver architecture for receiving an FSK signal having a predetermined number of modulation levels includes a selectivity filter (206) for selectively passing a wanted channel and rejecting unwanted channels. The selectivity filter has a filter bandwidth of about one-half the bandwidth of a pre-modulation filter in a transmitter sending... Agent: Freescale Semiconductor, Inc. Law Department

20080260073 - Ecoding and decoding methods and apparatus for use in a wireless communication system: The claimed subject matter relates to encoding and decoding information in a wireless communication system using soft-demodulation and interleaving of concatenated code received in a strip channel. A set of symbols is received containing a plurality of information bits, dividing the received set of symbols into a plurality of subsets... Agent: Qualcomm Incorporated

20080260074 - Symbol analyzing device, symbol analyzing method, and information storage medium: To provide a symbol analyzing device capable of carrying out post hoc analysis of the meaning of a symbol used in communications. The symbol analyzing device comprises a symbol acquiring section (14) for acquiring, for each of the plurality of communications (for example, a message), one or more symbols (for... Agent: William S. Frommer Frommer Lawrence & Haug

20080260075 - Systems and methods for low-complexity max-log mimo detection: Embodiments provide novel systems and methods for multiple-input multiple-output (MIMO) Max-Log detection. These systems and methods enable near-optimal performance with low complexity for a two-input two-output channel. Some embodiments comprise using a Max-Log detector to compute a set of log-likelihood ratio (LLR) values for a channel input by minimizing cost... Agent: Texas Instruments Incorporated

20080260076 - Carrier frequency offset estimation method and system: In one aspect of the invention, a carrier frequency offset (CFO) estimation method to estimate a CFO value of a received signal is provided, and the method comprises: receiving a preamble signal which includes several non-perfect repeat segments; applying an interpolation procedure to interpolate the perfect repeat point of one... Agent: Quintero Law Office, PC

20080260078 - Iterative reception of a multi-carrier signal with interference cancellation: A method is provided for the reception of a data signal comprising multiple carriers, known as a multi-carrier signal, which undergoes channel coding at transmission, said method employing an estimation of the received signal. One such reception method comprises at least one iteration for improving the estimation of the received... Agent: Westman Champlin & Kelly, P.A.

20080260077 - Method and apparatus for recognizing a disturbing effect in an information channel: In order to recognize a distorting effect in a serial communication channel, a set of different symbol vectors formed of n>=2 successive communication symbols and a set of reference values of a critical characteristic of the i-th communication symbol (1in) of the symbol vectors is defined, a plurality of sequences... Agent: Coats & Bennett, PLLC

20080260079 - Reception system having a switching arrangement for suppressing change-over interference in the case of antenna diversity: A diversity processing system for providing interference masking signals in an interference suppression circuit. These interference masking signals are generated by an interference detector which through a coupling element couples in a signature signal into a reception signal. This reception signal is then passed to an amplifier, an optional frequency... Agent: Collard & Roe, P.C.

20080260080 - Narrowband interference cancellation method and apparatus: A Cartesian Feedback-loop Signal Canceller (CFSC) recovers a signal of interest from a composite signal by cancelling a narrowband interferer from the composite signal. According to one embodiment, narrowband interference cancellation is performed by destructively combining a composite signal including a narrowband interference signal and a signal of interest with... Agent: Coats & Bennett, PLLC

20080260081 - Real-time channel estimation system: A real-time channel estimation system, which receives a wireless transmission signal through a wireless channel and estimates channel parameters of the wireless channel in real-time. The system includes a channel estimator to receive the wireless transmission signal and output the channel parameters; first and second filters to filter the channel... Agent: Bacon & Thomas, PLLC

20080260082 - Training pattern for a biased clock recovery tracking loop: Some embodiments of the invention provide a biased tracking loop that may include encoded information. Embodiments may comprise a training pattern, utilized in a non-interfering way that allows for clock recovery, embedded information transmission and/or header alignment. Therefore, embodiments may comprise a tracking loop training pattern that comprises data.... Agent: Marger Johnson & Mccollom, P.C. - Intel

20080260083 - Signal processing circuit: A signal processing circuit detects a pulsative change point of an input signal and sets a phase point which is shifted by a predetermined phase difference from the detected pulsative change point of the input signal as the timing for sampling the input signal.... Agent: Osha Liang L.L.P.

20080260084 - Radio communication apparatus and system: A radio communication apparatus connected to a device including a digital signal processing unit generating a clock signal, the apparatus includes an acquisition unit acquiring frequency information concerning the clock signal from the digital signal processing unit, a first measurement unit measuring a signal power in a first frequency band,... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20080260085 - Method and device for estimating integer carrier frequency offset: The method disclosed in the invention comprises setting a plurality of subcarrier position hypotheses for a received preamble according to a plurality of ideal subcarrier positions and the maximum amount of integer carrier frequency offset (ICFO), generating a plurality of preamble pattern hypotheses by retrieving the received preamble according to... Agent: Birch Stewart Kolasch & Birch

20080260086 - Carrier synchronizing circuit and carrier synchronizing method: Disclosed herein is a carrier synchronizing circuit including at least frequency synchronizing means and phase synchronizing means. The phase synchronizing means includes residual frequency error detecting means for detecting a residual frequency error after a frequency synchronizing process by the frequency synchronizing means and supplying the residual frequency error to... Agent: Frommer Lawrence & Haug LLP

20080260087 - Multi-band burst-mode clock and data recovery circuit: A clock and data recovery circuit is disclosed and comprises a first gated voltage-controlled oscillator, a PLL unit, a phase-controlled frequency divider, a multiplexer, a matching circuit and a double-edge-triggered D flip-flop. The first GVCO receives a data signal and a reference voltage to generate a first clock signal and... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080260000 - Method and system for capacity and coverage enhancement in wireless networks with relays: A method and system for capacity and coverage enhancement in wireless networks is provided. Each cell has a base station and in-cell relay stations. The base station includes interference avoidance/averaging mechanism, dynamic resource partitioning mechanism or a combination thereof. The interference avoidance/averaging mechanism dynamically creating a FH pattern based on... Agent: Gowling, Lafleur & Henderson LLP

20080260001 - Time-multiplexed binary offset carrier signaling and processing: Methods and systems for direct sequence spread spectrum (DSSS) signals are described herein. In an embodiment, a DSSS signal includes a time multiplexed spreading time series. The time multiplexed spreading time series includes a data spreading time series includes at least a first spreading symbol, and a pilot spreading time... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080260002 - Antenna selection and training using a spatial spreading matrix for use in a wireless mimo communication system: A wireless communication system and method uses a spatial spreading matrix to distribute the encoded spatial data streams to a number of transmit chains and further uses the spatial spreading matrix for antenna selection computation in a transmitter. The spatial spreading matrix is designed such that a receiver is able... Agent: Marshall, Gerstein & Borun, LLP (marvell)

20080260003 - Method for transmitting a multicarrier spectrum-spread signal, reception method, corresponding transmitting, receiving device and signal: A method is provided for transmitting a multicarrier spectrum-spread signal, using a plurality of spreading codes. The method includes a step of allocating a power and/or rate to each of the spreading codes, based on an information representing the noise and/or on an information representing the quality of the link,... Agent: Westman Champlin & Kelly, P.A.

20080260004 - Systems and methods for dual-carrier modulation encoding and decoding: Systems and methods for dual-carrier modulation (DCM) encoding and decoding for communication systems. Some embodiments comprise a DCM encoder for applying a pre-transmission function to at least one 16-QAM input symbol and mapping resulting transformed symbols onto at least one larger constellation prior to transmission. Some embodiments joint decode, by... Agent: Texas Instruments Incorporated

20080260006 - Improved frequency offset estimator: Determining a frequency offset of a received signal utilizing two or more multipath components of the received signal is provided herein. By way of example, the received signal can be correlated with a synchronization sequence in a time domain or a frequency domain, resulting in separation of the two or... Agent: Qualcomm Incorporated

20080260005 - Time-tracking for clustered demodulation elements in a spread spectrum system: An apparatus, such as a subscriber unit or a base station within a spread spectrum communication system, provides advanced control over the time-tracking of demodulation elements when unresolvable multipath situations arise. The apparatus provides merge protection that prevents clustered demodulation elements from contracting beyond a minimum time span. In addition,... Agent: Qualcomm Incorporated

20080260007 - Method and apparatus for achieving channel variability in spread spectrum communication systems: A method and apparatus are disclosed for modulating a communication signal in a code division multiple access (CDMA) environment using orthogonal N by N Hadamard spread spectrum codes Orthogonal spreading codes are used that have lengths that are not a power-of 2 to provide additional channel variability for various multimedia... Agent: Ryan, Mason & Lewis, LLP

20080260008 - Methods and apparatus for time tracking using assistance from tdm pilots in a communication network: Methods and apparatus for time tracking using assistance from TDM pilots in a communication network. In an aspect, a method is provided for time tracking in a device operating on a communication network, wherein the device performs a time tracking algorithm. The method includes determining a delay spread, and modifying... Agent: Qualcomm Incorporated

20080260009 - Combine time multiplexed pilot (tmp) derotation with descrambling and despreading in data correlators used by rake receivers: The invention provides a code modification circuit for receiving a descrambling/dispreading code at a first input pair thereof and a pilot derotation code at a second input pair thereof, and arranged to combine the codes to form a combined code for providing to a correlator such that the correlator can... Agent: Fish & Richardson PC

20080260011 - Fast modem reconfiguration: Methods, systems, and computer program products for reconfiguring a modem. In an embodiment, fast reconfiguration of a modem occurs when a first modem determines there is a need for fast reconfiguration. The first modem signals its transition from showtime to fast reconfiguration. The first modem waits for acknowledgement from a... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080260010 - Power line communication methods and devices: A power line communication method for realizing data communication between at least one first or sending power line communication partner device and at least one second or receiving power line communication partner device. The method checks transmission conditions of a plurality of possible communication channels, thereby generating transmission condition data... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080260012 - Receiver and receiving method: An apparatus, including a detection unit configured to perform a non-linear detection on a receive signal, a first estimator configured to estimate a first quality measure based on the receive signal, and a second estimator configured to estimate a second quality measure dependent on the first quality measure and a... Agent: Hollingsworth & Funk, LLC

20080260013 - Equalization with selection of samples: A method is shown for equalizing signals transmitted via at least one transmission antenna and received by at least one reception antenna (2,4). To reduce filter complexity, chip-samples of the received signals are selected such that only one sample per chip is selected for each filter (30, 32; 34, 36).... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20080260014 - Apparatus for and method of controlling a feedforward filter of an equalizer: A method of synchronizing a feedforward filter (46) that receives a signal resulting from the transmission of a series of symbols through a channel, wherein the series of symbols includes a predetermined sequence of symbols includes the step of developing a plurality of samples from the received symbols (60), wherein... Agent: Mccracken & Frank LLP

20080260015 - Method and apparatus for improved high-speed adaptive equalization: A method and apparatus for improved high-speed adaptive equalization that may operate effectively even in systems experiencing severe interference by using one or more error generators and taking multiple samples across a bit interval. Advantageously, a preferred embodiment of the current invention may be deployed in a clockless configuration. Preferably,... Agent: Christie, Parker & Hale, LLP

20080260016 - Fully adaptive equalization for high loss communications channels: An equalization circuit is disclosed that enables high data rate transmission over high loss communications channels. Also disclosed is a set of functional blocks and update criteria that allow for the equalization function to be adapted for a large variety of different communications channels. A fully continuous adaptive equalizer is... Agent: Allan Williams

20080260017 - Selective slicing equalizer: An equalizer. The equalizer, either operated in a blind mode or a decision directed mode, comprises a feed-forward filter, a feedback filter, a decision device, a control circuit, and a multiplexer. The feed-forward filter receives an input signal. The feedback filter filters an equalized signal. The combiner combines the feed-forward... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080260018 - Suppression of high-frequency perturbations in pulse-width modulation: A method suppresses high-frequency perturbations in a pulse-width modulated signal. The pulse-width modulation may superpose a carrier signal onto an input signal having a predetermined modulation frequency. The carrier signals may be phase-shifted. The resulting modulated signals may then be filtered and combined.... Agent: Brinks Hofer Gilson & Lione

20080260019 - Burst oscillation device, burst oscillation method, and ranging/communication system: The burst oscillation device 20 includes the data generation part 21, the operation part 11, the signal selecting part 40 and the burst generation part 50. The generation part outputs the encoded data encoded based on data for communication. At the signal selecting part 40, the pulse release timing of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080260020 - Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor: An apparatus for processing a signal and method thereof are disclosed. Data coding and entropy coding are performed with interconnection, and grouping is used to enhance coding efficiency. The present invention includes a payload part having at least one of data coding information including pilot coding information per a frame... Agent: Fish & Richardson P.C.

20080260021 - Method of digital video decompression, deinterlacing and frame rate conversion: The digital video decompression, de-interlacing and frame conversion are done simultaneously with multiple video decompressing engines decoding multiple fields/frames at a time. The on-chip line buffer temporarily stores multiple rows of macro-block pixels of the video decoding referencing field/frame and the reconstructed field/frame and are used simultaneously in de-interlacing and... Agent: Chih-ta Star Sung

20080260022 - Method for making macroblock adaptive frame/field decision: A method for making macroblock adaptive frame/field (MBAFF) decision based on information of a current macroblock pair is provided. The method includes the steps of: (a) performing a spatial frame/field decision process based on spatial information of the current macroblock pair; (b) performing a temporal frame/field decision process based on... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.

20080260025 - Coding rate converting apparatus, integrated circuit, and method, and program for the same: A coding rate converting apparatus according to the present invention re-quantizes first quantized data with a first quantization step size, using a second quantization step size larger than the first quantization step size, and includes: an inverse quantization unit generating orthogonal transform coefficients by inversely quantizing the first quantized data... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260023 - Digital video encoding and decoding with refernecing frame buffer compression: The digital video encoder or video decoder with referencing frame image compression and decompression mechanism allows a smaller on-chip referencing frame storage device and efficient off-chip referencing frame random access. In using the off-chip frame buffer, a predetermined amount of line buffer temporarily saves the compressed pixels and reconstructs the... Agent: Chih-ta Star Sung

20080260024 - Method, device, integrated circuit, and transcoder for selectively reducing quantization levels: A method for selectively reducing quantization levels is adapted for use in a transcoder including a variable length decoding unit. The variable length decoding unit decodes a plurality of input variable length codes into a plurality of decoded pairs, wherein each decoded pair is a run-level pair. The method includes... Agent: Greenblum & Bernstein, P.L.C

20080260027 - Mode uniformity signaling for intra-coding: Techniques for efficiently signaling one or more prediction modes for blocks in a macroblock. A mode uniformity indicator is provided for each macroblock to indicate whether all blocks in the macroblock are to be predicted using the same prediction mode. In an embodiment, an encoder signals a mode uniformity indicator... Agent: Qualcomm Incorporated

20080260026 - Moving-picture coding apparatus, method and program: Decoded is a first stream carrying moving-picture signals coded with a first coding scheme with a first intra-picture coding and an inter-picture coding technique, thus generating decoded moving-picture data. Picture-type information on each frame or field picture of the decoded moving-picture data is generated. The picture-type information indicates a first... Agent: Renner Kenner Greive Bobak Taylor & Weber

20080260029 - Statistical methods for prediction weights estimation in video coding: Presented herein are system(s) and method(s) for statistically prediction of weighting parameter estimation in video encoding. In one embodiment, there is presented a method for interpredicting a picture from at least one reference picture. The method comprises calculating statistics for pixels in the picture and the reference picture; generating weight... Agent: Mcandrews Held & Malloy, Ltd

20080260028 - Video h.264 encryption preserving synchronization and compatibility of syntax: A method for encrypting data exchanged between an encoder and a decoder in a video system is disclosed. A set of bits which, when encoded, do not have any influence upon the decoding stage, are determined during the encoding stage. At least one part or all of the bits selected... Agent: Lowe Hauptman & Berner, LLP

20080260030 - Directional transforms for intra-coding: Techniques for transforming the prediction error of intra-coded blocks using mode-dependent transform functions. In an embodiment, an encoder selects a set of transform functions to represent prediction error based on the spatial mode used for prediction. In an alternative embodiment, a decoder reconstructs an image block by using the signaled... Agent: Qualcomm Incorporated

20080260031 - Pixel-by-pixel weighting for intra-frame coding: Techniques for improving the accuracy of prediction in intra-frame coding. A prediction mode can specify a pixel along a direction independently of other pixels along the same direction. In an embodiment, an encoder selects a prediction mode to best represent the image block. In an alternative embodiment, a decoder reconstructs... Agent: Qualcomm Incorporated

20080260033 - Hybrid hierarchical motion estimation for video streams: A method for estimating image-to-image motion of a pixel block in a stream of images which includes a current image which includes the pixel block and a reference image, the method including performing a hierarchical search in a search area of the reference image, including producing a decimated reference image... Agent: Martin D. Moynihan Prtsi, Inc.

20080260032 - Method and apparatus for caption detection: Machine-readable media, methods, apparatus and system for caption detection are described. In some embodiments, a plurality of text boxes may be detected from a plurality of frames. A first percentage of the plurality of text boxes whose locations on the plurality of frames fall into a location range may be... Agent: Blakely Sokoloff Taylor & Zafman LLP

20080260035 - Motion vector coding and decoding methods: A motion vector coding method and apparatus that improves efficiency of coding motion vectors when a current block is coded using a plurality of motion vectors. The apparatus includes a motion vector coding unit that codes a motion vector inputted from a motion vector detecting unit. A motion vector for... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260034 - Virtual decoded reference picture marking and reference picture list: An improved system and method for implementing efficient decoding of scalable video bitstreams is provided. A virtual decoded picture buffer is provided for each lower layer of the scalable video bitstream. The virtual decoded picture buffer stores decoded lower layer pictures for reference. The decoded lower layer pictures used for... Agent: Foley & Lardner LLP

20080260036 - Transport stream generating device, transmitting device, receiving device, and a digital broadcast system having the same, and method thereof: A transport stream (TS) generating apparatus, a transmitting apparatus, a receiving apparatus, a digital broadcast system having the above, and a method thereof are provided. The digital broadcast system includes a transport stream (TS) generating apparatus which generates a multi transport stream (TS) by multiplexing a normal stream and a... Agent: Stein, Mcewen & Bui, LLP

20080260037 - Variable length coding method and variable length decoding method: A variable length coding method is provided for coding coefficients in each block which are obtained by performing frequency transformation on picture data of a moving picture per block having a predetermined size, and includes: a coefficient scanning step of scanning the coefficients in the block in a predetermined order;... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260038 - Variable length coding method and variable length decoding method: A variable length coding method is provided for coding coefficients in each block which are obtained by performing frequency transformation on picture data of a moving picture per block having a predetermined size, and includes: a coefficient scanning step of scanning the coefficients in the block in a predetermined order;... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260039 - Variable length coding method and variable length decoding method: A variable length coding method is provided for coding coefficients in each block which are obtained by performing frequency transformation on picture data of a moving picture per block having a predetermined size, and includes: a coefficient scanning step of scanning the coefficients in the block in a predetermined order;... Agent: Wenderoth, Lind & Ponack L.L.P.

20080260041 - Advance macro-block entropy coding for advanced video standards: A method and a computer-readable medium containing computer program for encoding a frame of video data are presented. The frame of video data has a plurality of macro-blocks. Each of the macro-blocks includes a macro-block header having multiple elements and macro-block residue data. An element of the macro-block header is... Agent: Nath & Associates

20080260040 - Method, device, integrated circuit and encoder for filtering video noise: A method for filtering video noise is adapted to filter noise of a plurality of images of a video stream. Each image includes a plurality of pixels. The method includes the following steps: (a) dividing an image into a plurality of macroblocks; (b) classifying the macroblocks into a plurality of... Agent: Greenblum & Bernstein, P.L.C

20080260042 - Methods and systems for quality controlled encoding: This disclosure describes techniques for controlling a perceived quality of multimedia sequences to try to achieve a desired constant perceptual quality regardless of the content of the sequences. In particular, an encoding device may implement quality control techniques to associate a sequence segment with a content “class” based on the... Agent: Qualcomm Incorporated

20080260043 - Device and method for coding a sequence of images in scalable format and corresponding decoding device and method: i

20080260044 - Fft-based multichannel video receiver: A multichannel video receiver having an analog-to-digital converter, fast-Fourier transform circuit and inverse-Fourier transform circuit. The analog-to-digital converter circuit generates a digitized representation of a frequency band used to convey a plurality of video signals, and the fast-Fourier transform circuit generates a frequency-domain representation of the digitized representation of the... Agent: Shemwell Gregory & Courtney LLP

20080260045 - Signalling and extraction in compressed video of pictures belonging to interdependency tiers: In one embodiment, a method comprises providing a video stream, and providing information identifying compressed pictures in the video stream corresponding to respective picture interdependency tiers.... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20080260046 - Coding/decoding method and apparatus for improviding video error concealment: A coding/decoding method and an apparatus for improving video error concealment are provided, wherein the coding method comprises obtaining the relevant information of a mostly matching area for an area, wherein both the mostly matching area and the area are located in the same picture; and coding the relevant information... Agent: Philips Intellectual Property & Standards

20080260047 - Feedback based scalable video coding: A system and method provides a first integrity check code that can be calculated at an encoder and then sent to a decoder as a supplemental enhancement information message. The decoder can then calculate a second integrity check code over the actual received network abstraction layer units. This second integrity... Agent: Foley & Lardner LLP

20080260048 - Transcoder and method of transcoding therefore: A transcoder comprises a receiver (101) which receives input data representing an encoded signal and comprising first encoding data and first parametric extension data. The encoded data is fed to a decoder (103). The output of the decoder (103) is fed to an encoder (105) which generates second encoded data... Agent: Philips Intellectual Property & Standards

20080260049 - Serializer and deserializer: A system and method of transmitting and receiving bit serial information is disclosed. In a differential embodiment, serial bits are transmitted by a pair of line-matched differential drivers that are ac coupled to a two-conductor transmission line. A receiver is ac coupled to the line and receives the transmitted serial... Agent: Dechert LLP

20080260050 - On chip transformer isolator: An integrated circuit having voltage isolation capabilities includes a first area of the integrated circuit containing functional circuitry that is located in the substrate of the integrated circuit. A second area of the integrated circuit contains an integrated RF isolation circuitry for voltage isolating the functional circuitry. The RF isolation... Agent: Howison & Arnott, L.l.p

20080260051 - Method and apparatus for transmitting information simultaneously to multiple destinations over shared wireless resources: In a method for transmitting data, data intended for each user in a set of users is simultaneously transmitted on a plurality of spatial using common time and frequency resources during a first transmission time interval. At a user, a data stream transmitted is received on a plurality of spatial... Agent: Harness, Dickey & Pierce, P.L.C

20080260053 - Apparatus and method for transmitting and receiving data using space-time block coding: An STFBC coding apparatus for a transmitter with four Tx antennas is provided. In the transmitter, an encoder generates a code symbol vector by encoding an input symbol sequence in a predetermined coding method. A grouping block permutes the elements of the code symbol vector by multiplying the code symbol... Agent: The Farrell Law Firm, P.C.

20080260055 - Apparatus for creating, demodulating, transmitting and receiving othorgonal frequency division multiplexing symbol: The present invention relates to an orthogonal frequency division multiplexing (OFDM) signal transmitting and receiving device, in which a peak to average power ratio characteristic is improved without reducing a data D transmission speed. The OFDM signal transmitting device separates a digital modulated symbol as a real part and an... Agent: Cantor Colburn, LLP

20080260059 - Method and apparatus for efficient precoding information validation for mimo communications: A method and apparatus for efficient precoding matrix verification in a multiple-input multiple-output MIMO wireless communication system are disclosed. A wireless transmit/receive unit WTRU sends a precoding matrix index PMI to an eNodeB. The eNodeB sends a verification message including a PMI indicator indicating whether or not the PMI of... Agent: Volpe And Koenig, P.C. Dept. Icc

20080260057 - Method and apparatus for generating training sequence codes in a communication system: A method for generating a training sequence code (TSC) in a communication system. The method includes obtaining a full set of training sequence code candidates through joint channel estimation with consideration of a symbol delay of an interfering signal; optimizing cross-correlation properties for the full set; obtaining a subset for... Agent: The Farrell Law Firm, P.C.

20080260058 - Method and apparatus for precoding validation in wireless communications: A method and apparatus for precoding validation in wireless communications with reduced error probability is disclosed. Error probability is reduced by applying phase rotations to precoding matrices, dedicated pilot symbols, or both to maximize a minimum pairwise distance.... Agent: Volpe And Koenig, P.C. Dept. Icc

20080260054 - Method and apparatus for reducing a peak-to-average power ratio in a multiple-input multiple-output system: A method and apparatus for reducing a peak-to-average power ratio (PAPR) in a multiple-input multiple-output (MIMO) wireless communication system are disclosed. Transmit beamforming or precoding is performed on transmit symbols based on a channel matrix. For feedback, channel matrices may be averaged over multiple subcarriers and the averaged channel matrices... Agent: Volpe And Koenig, P.C. Dept. Icc

20080260060 - Method of controlling signal transmission in multi-input/multi-output system: A method of controlling signal transmission in a Multiple Input Multiple Output (MIMO) communication system including selecting a modulation and code set (MCS) for each of M data streams transmitted via M transmitting antennas in a transmitting side of the MIMO system, and selectively selecting M−1 or fewer transmitting antennas... Agent: Ked & Associates, LLP

20080260056 - Methods for selecting a coarse frequency offset estimation for an orthogonal frequency division multiplexing modulated signal: The present invention provides methods for selecting the coarse frequency offset estimation in an orthogonal frequency division multiplexing system that may include: searching within a predefined subset for a set of frequency offset candidates; selectively searching outside the predefined subset for additional frequency offset candidates; and combining one or more... Agent: Venture Pacific Law, PC

20080260052 - Ofdm reception apparatus and ofdm reception method: A degree of an influence of interference on an OFDM received signal is estimated with high precision even under various interference conditions. An OFDM reception apparatus for receiving and demodulating an OFDM signal is provided, comprising a fast Fourier transform section for converting a received OFDM signal into a frequency-domain... Agent: Mcdermott Will & Emery LLP

20080260061 - Method for the coding of an ofdm/oqam signal using symbols with complex values, and corresponding signal, devices and computer programs: A method and apparatus are provided for coding an OFDM/OQAM-type multi-carrier signal formed by a temporal succession of symbols comprising a set of data elements. Each of the data elements modulates a carrier frequency of the signal. Each of the data elements is formed by adding two real values in... Agent: Westman Champlin & Kelly, P.A.

20080260064 - Cooperative mimo in multicell wireless networks: A method and system for cooperative multiple-input multiple output (MIMO) transmission operations in a multicell wireless network. Under the method, antenna elements from two or more base stations are used to from an augmented MIMO antenna array that is used to transmit and receive MIMO transmissions to and from one... Agent: Fulbright & Jaworski L.l.p

20080260062 - Method and system for optimized reference signal downlink transmission in a wireless communication system: A method and system optimizes the transmission of a downlink reference signal (DLRS) in a wireless communication system that uses orthogonal division multiple access (OFDMA) for the downlink. Each Node-B (base station) is capable of transmitting the DLRS reference symbols in different subframes of the OFDM radio frame and changing... Agent: Thomas R. Berthold

20080260063 - Sequence generating method: This invention provides a sequence generating method, in which the method has steps of generating R sets of orthogonal sequence with each set of the orthogonal sequence including N elements, generating a low-autocorrelation sequence having N elements, and multiplying the N elements of the low-autocorrelation sequence by the N elements... Agent: Bacon & Thomas, PLLC

20080260065 - Method and system for modulating and demodulating signals in ultra-wide band (uwb) communication systems: A communication system is disclosed and it may include one or more first circuits in a first passband single carrier transmitter coupled to a first ultra-wide-band wireless transmission channel. The communication system may also include one or more second circuits in a first receiver coupled to the first ultra-wide-band wireless... Agent: Mcandrews Held & Malloy, Ltd

20080260066 - Dynamic digital pre-distortion system: A Dynamic Digital Pre-Distortion (DDPD) system is disclosed to rapidly correct power amplifier (PA) non-linearity and memory effects. To perform pre-distortion, a DDPD engine predistorts an input signal in order to cancel PA nonlinearities as the signal is amplified by the PA. The DDPD engine is implemented as a composite... Agent: Morrison & Foerster, LLP

20080260069 - Apparatus and method for digital wireless communication: In a multivalue modulation type with one pilot symbol inserted for every 3 or more symbols, signal points of each one symbol immediately before and after a pilot symbol are modulated using a modulation type different from that for pilot symbols. In this way, it is possible to suppress deterioration... Agent: Greenblum & Bernstein, P.L.C

20080260067 - Bit reliability equalization by modulation switching for harq: A method is disclosed for digital data transmission using higher order modulation schemes, wherein a plurality of bits is mapped to bit positions of a symbol and the transmission has different error probabilities for at least two out of said bit positions. A data bit is mapped to a bit... Agent: Dickinson Wright PLLC

20080260068 - Method and system of diversity transmission of data: A method (600) of communicating a plurality of data bits over L diversity channels uses a constellation set comprising a plurality (L) of M-point quadrature amplitude modulation (QAM) constellations corresponding to the L diversity channels. The constellations do not exhibit overlapping data points, and provide full diversity. The method includes... Agent: Philips Intellectual Property & Standards

20080260070 - Method for transmitting a digital signal, method for receiving a digital signal, transmitter and receiver: A transmitter (106) for transmitting a signal, the signal comprising a plurality of signal values, the signal values being grouped to at least one signal value block. The transmitter comprises a pre-transformation unit (101) adapted to process each signal value block by a pre-transformation to produce a block of modulation... Agent: Crockett & Crockett, P.C.

20080260071 - Methods and apparatus for frequency synthesis with feedback interpolation: A frequency synthesis circuit includes a phase locked loop and an interpolator circuit. The phase locked loop circuit receives a reference clock and a feedback clock and generates an output clock with a frequency based on the reference clock and the feedback clock. An interpolator circuit is coupled in the... Agent: Stattler-suh PC

20080260072 - Apparatus for receiving and recovering frequency shift keyed symbols: A receiver architecture for receiving an FSK signal having a predetermined number of modulation levels includes a selectivity filter (206) for selectively passing a wanted channel and rejecting unwanted channels. The selectivity filter has a filter bandwidth of about one-half the bandwidth of a pre-modulation filter in a transmitter sending... Agent: Freescale Semiconductor, Inc. Law Department

20080260073 - Ecoding and decoding methods and apparatus for use in a wireless communication system: The claimed subject matter relates to encoding and decoding information in a wireless communication system using soft-demodulation and interleaving of concatenated code received in a strip channel. A set of symbols is received containing a plurality of information bits, dividing the received set of symbols into a plurality of subsets... Agent: Qualcomm Incorporated

20080260074 - Symbol analyzing device, symbol analyzing method, and information storage medium: To provide a symbol analyzing device capable of carrying out post hoc analysis of the meaning of a symbol used in communications. The symbol analyzing device comprises a symbol acquiring section (14) for acquiring, for each of the plurality of communications (for example, a message), one or more symbols (for... Agent: William S. Frommer Frommer Lawrence & Haug

20080260075 - Systems and methods for low-complexity max-log mimo detection: Embodiments provide novel systems and methods for multiple-input multiple-output (MIMO) Max-Log detection. These systems and methods enable near-optimal performance with low complexity for a two-input two-output channel. Some embodiments comprise using a Max-Log detector to compute a set of log-likelihood ratio (LLR) values for a channel input by minimizing cost... Agent: Texas Instruments Incorporated

20080260076 - Carrier frequency offset estimation method and system: In one aspect of the invention, a carrier frequency offset (CFO) estimation method to estimate a CFO value of a received signal is provided, and the method comprises: receiving a preamble signal which includes several non-perfect repeat segments; applying an interpolation procedure to interpolate the perfect repeat point of one... Agent: Quintero Law Office, PC

20080260078 - Iterative reception of a multi-carrier signal with interference cancellation: A method is provided for the reception of a data signal comprising multiple carriers, known as a multi-carrier signal, which undergoes channel coding at transmission, said method employing an estimation of the received signal. One such reception method comprises at least one iteration for improving the estimation of the received... Agent: Westman Champlin & Kelly, P.A.

20080260077 - Method and apparatus for recognizing a disturbing effect in an information channel: In order to recognize a distorting effect in a serial communication channel, a set of different symbol vectors formed of n>=2 successive communication symbols and a set of reference values of a critical characteristic of the i-th communication symbol (1in) of the symbol vectors is defined, a plurality of sequences... Agent: Coats & Bennett, PLLC

20080260079 - Reception system having a switching arrangement for suppressing change-over interference in the case of antenna diversity: A diversity processing system for providing interference masking signals in an interference suppression circuit. These interference masking signals are generated by an interference detector which through a coupling element couples in a signature signal into a reception signal. This reception signal is then passed to an amplifier, an optional frequency... Agent: Collard & Roe, P.C.

20080260080 - Narrowband interference cancellation method and apparatus: A Cartesian Feedback-loop Signal Canceller (CFSC) recovers a signal of interest from a composite signal by cancelling a narrowband interferer from the composite signal. According to one embodiment, narrowband interference cancellation is performed by destructively combining a composite signal including a narrowband interference signal and a signal of interest with... Agent: Coats & Bennett, PLLC

20080260081 - Real-time channel estimation system: A real-time channel estimation system, which receives a wireless transmission signal through a wireless channel and estimates channel parameters of the wireless channel in real-time. The system includes a channel estimator to receive the wireless transmission signal and output the channel parameters; first and second filters to filter the channel... Agent: Bacon & Thomas, PLLC

20080260082 - Training pattern for a biased clock recovery tracking loop: Some embodiments of the invention provide a biased tracking loop that may include encoded information. Embodiments may comprise a training pattern, utilized in a non-interfering way that allows for clock recovery, embedded information transmission and/or header alignment. Therefore, embodiments may comprise a tracking loop training pattern that comprises data.... Agent: Marger Johnson & Mccollom, P.C. - Intel

20080260083 - Signal processing circuit: A signal processing circuit detects a pulsative change point of an input signal and sets a phase point which is shifted by a predetermined phase difference from the detected pulsative change point of the input signal as the timing for sampling the input signal.... Agent: Osha Liang L.L.P.

20080260084 - Radio communication apparatus and system: A radio communication apparatus connected to a device including a digital signal processing unit generating a clock signal, the apparatus includes an acquisition unit acquiring frequency information concerning the clock signal from the digital signal processing unit, a first measurement unit measuring a signal power in a first frequency band,... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20080260085 - Method and device for estimating integer carrier frequency offset: The method disclosed in the invention comprises setting a plurality of subcarrier position hypotheses for a received preamble according to a plurality of ideal subcarrier positions and the maximum amount of integer carrier frequency offset (ICFO), generating a plurality of preamble pattern hypotheses by retrieving the received preamble according to... Agent: Birch Stewart Kolasch & Birch

20080260086 - Carrier synchronizing circuit and carrier synchronizing method: Disclosed herein is a carrier synchronizing circuit including at least frequency synchronizing means and phase synchronizing means. The phase synchronizing means includes residual frequency error detecting means for detecting a residual frequency error after a frequency synchronizing process by the frequency synchronizing means and supplying the residual frequency error to... Agent: Frommer Lawrence & Haug LLP

20080260087 - Multi-band burst-mode clock and data recovery circuit: A clock and data recovery circuit is disclosed and comprises a first gated voltage-controlled oscillator, a PLL unit, a phase-controlled frequency divider, a multiplexer, a matching circuit and a double-edge-triggered D flip-flop. The first GVCO receives a data signal and a reference voltage to generate a first clock signal and... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080253431 - Receiving apparatus and signal processing method: In the reception and demodulation of a communication signal with frequency hopping among a plurality of frequency bands, a demodulator is formed by a balance circuit. The demodulator performs frequency conversion by multiplying signals in_a and in_b, which are obtained by converting a received signal into differential signals, by local... Agent: Mcginn Intellectual Property Law Group, PLLC

20080253432 - Noise power estimation apparatus, noise power estimation method and signal detection apparatus: A noise power estimation apparatus is disclosed. The noise power estimation apparatus includes: a part for calculating correlation between a received signal and a pilot signal so as to obtain a received power of the pilot signal for each path; a part for removing a multipath interference component from the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080253433 - System and method for generating multicarrier spread spectrum signals with constant envelope: A method of generating a multicarrier spread spectrum signal having a constant envelope includes partitioning multiple spreading codes into at least a first portion of spreading codes and a second portion of spreading codes. First and second modulating signals, respectively, are formed from the first and second portions of spreading... Agent: Ratnerprestia

20080253434 - Option management in a software-defined radio: The option management approach for SDRs includes control of installation and/or access to waveform features and/or platform features. A software-defined radio may include an antenna, a radio transceiver coupled to the antenna, and at least one memory storing a master feature database including a plurality of selectable waveform features and... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20080253435 - Systems and method for orthogonal frequency divisional multiplexing: Systems and methods for orthogonal frequency division multiplexing are provided. In one embodiment, a multi-carrier modem comprises a receiver configured to receive a waveform comprising a plurality of spectrally overlapping carrier signals from at least two of a plurality of remote units, wherein the plurality of spectrally overlapping carrier signals... Agent: Fogg & Powers LLC

20080253436 - Method and system for measuring the occupation and allocation of a transmission spectrum: The invention relates to a method for measuring the occupancy of at least one transmission spectrum for a multicarrier radiofrequency signal communication system, wherein the method comprises slicing the spectrum into subsets of carriers and of time slicing within the subsets to form elementary time/frequency segments, signal non-transmission, by at... Agent: Mckenna Long & Aldridge LLP

20080253437 - Monitoring reliability of a digital system: Method, system and article of manufacture are provided for continually monitoring reliability, or aging, of a digital system and for issuing a warning signal if digital system operation degrades to or past a specified threshold. The technique includes periodically determining a maximum frequency of operation of the digital system, and... Agent: Heslin Rothenberg Farley & Mesiti P.C.

20080253439 - De-emphasizing cable equalizer: In accordance with the teachings described herein, an extended equalizer circuit is provided for equalizing a digital communication signal transmitted over a transmission medium that causes a frequency-dependent attenuation of the digital communication signal. An equalizer may be used that includes a linear equalization circuit and a non-linear equalization circuit,... Agent: Patent Group 2n Jones Day

20080253438 - Near-minimum bit-error rate equalizer adaptation: Method for equalizer adaptation and/or target adaptation in a receiver for a transmission channel. The method provides for detecting data in the received signal, deriving an error sequence representing potential errors in the data detection, deriving a first value representing the likelihood of an error in the data detection, the... Agent: Philips Intellectual Property & Standards

20080253441 - Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor: An apparatus for processing a signal and method thereof are disclosed. Data coding and entropy coding are performed with interconnection, and grouping is used to enhance coding efficiency. The present invention includes the steps of obtaining a first partial parameter using a reference value corresponding to the first partial parameter... Agent: Fish & Richardson P.C.

20080253440 - Methods and apparatus for mixing compressed digital bit streams: Methods, apparatus and articles of manufacture for mixing compressed digital bit streams are disclosed. An example method disclosed herein comprises acquiring a frame associated with a first compressed digital bit stream, unpacking the frame to obtain a plurality of original transform coefficient sets, and modifying the plurality of original transform... Agent: Hanley, Flight & Zimmerman, LLC

20080253444 - Apparatuses for global television (tv) channel sharing: An apparatus for global television (TV) channel sharing, operating as a sharing client, comprises a registration module, a TV signal receiving module, a multimedia data encoding module, and an Internet communication module. The registration module receives a network address of a subscription client from a mediation server. The TV signal... Agent: Quintero Law Office, PC

20080253445 - Color conversion unit for reduced fringing: The conversion unit (501) for processing an input video signal (Vin) to yield an output video signal (Vout) manifesting less color break-up when displayed on a temporal color display than the input video signal, the conversion unit comprises: an input (508) for a temporal color video signal;—a primary selection unit... Agent: Philips Intellectual Property & Standards

20080253442 - Data processing apparatus: A programmable data processing apparatus having a bit-plane extraction operation is described, for extracting data from a value of, for example, 32 bits containing 4 bytes, 1a to 1d. Each byte 1a to 1d comprises 8 bits, (a0-a7, b0-b7, c0-c7 and d0-d7, respectively). The bit-plane extraction operation retrieves one bit... Agent: Philips Intellectual Property & Standards

20080253446 - Decoding circuit: A data storage/reading circuit successively stores frame data in a data storage memory. A start address storage unit memorizes a start address of non-reference frame data stored in the data storage memory. A decoding circuit starts a decoding operation by reading the data from the start address of already stored... Agent: Osha Liang L.L.P.

20080253443 - Entropy coding for digital codecs: A method and systems are provided for efficiently implementing content adaptive variable length coding on a modern processor. Some embodiments comprise encoding a non-zero coefficient in an array of coefficients in an iteration of an encoding loop. The code value of the encoded non-zero coefficient is determined, at least in... Agent: Texas Instruments Incorporated

20080253449 - Information apparatus and method: Before a start frame from which decoding of a bit stream is to be started and a reference image frame which is decoded in order to obtain a reference image necessary to decode the start frame are decoded, a quantization matrix stored in a quantization matrix buffer is updated such... Agent: Frommer Lawrence & Haug LLP

20080253448 - Method and system for rate control: A method and system are provided for encoding a picture. The method includes encoding the picture into a first encoded picture using a first universal quantizer. If a size of the first encoded picture is greater than a maximum picture size, the method includes encoding the picture into a second... Agent: Kenyon & Kenyon LLP

20080253447 - Video transcoding with selection of data portions to be processed: m

20080253450 - Method and system for video rate control: A method and system are provided for encoding a picture. The method includes encoding the picture into a first encoded picture using a first universal quantizer. If a size of the first encoded picture is greater than a maximum picture size, the method includes encoding the picture into a second... Agent: Kenyon & Kenyon LLP

20080253451 - Methods for real-time monitoring time reference in decoding systems: A method for real-time monitoring time related information in a bitstream by employing a prediction model is disclosed. When a bitstream is inputted to an decoding system, the bitstream having a series of embedded time references is decoded; a current time reference of the bitstream is sequentially supplied to a... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.

20080253453 - Moving picture display apparatus: A moving picture display apparatus is for displaying, on a liquid crystal panel or the like, moving picture data generated by encoding according to a predictive encoding method. In parallel with picture decoding processing, the moving picture display apparatus finds minimum values and a maximum values of YUV data of... Agent: Wenderoth, Lind & Ponack L.L.P.

20080253452 - Video encoder using a refresh map: The present invention relates to a video encoder (ENC) for encoding frames (FR) of a video signal before transmission, said video encoder (ENC) including an encoding decision unit (EDU) for deciding which kind of coding will be used for each data of said frame (FR) in an encoding unit (ENU).... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080253454 - Coding appartus, coding method, program for coding method, and recording medium recording coding method: A coding apparatus includes: an intra-coding complexity detecting section that detects an intra-coding complexity indicating a complexity of an intra-coding process; an inter-coding complexity detecting section that detects an inter-coding complexity indicating a complexity of an inter-coding process; a characteristic curve calculating section that calculates a characteristic curve indicating a... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080253455 - High frame motion compensated color sequencing system and method: A system and method for generating high frame rate motion compensated color sequencing data for a color sequential display system. A high frame rate motion compensation color sequencing system (10) is provided, comprising: a system for receiving a first input frame and a second input frame, and for receiving motion... Agent: Philips Intellectual Property & Standards

20080253458 - Image preprocessing with selective lowpass filtering from motion compensation: Preprocessing for motion-compensated video encoding such as MPEG includes lowpass filtering, temporal (310) and/or spatial (312), locally per pixel in response to motion vector analysis and prediction error (304) and temporal change (306). This de-emphasizes image areas of rapid change which corresponds to human perception de-emphasis.... Agent: Texas Instruments Incorporated

20080253457 - Method and system for rate distortion optimization: Method, video encoders, and digital systems are provide in which motion vector determination includes selecting a plurality of candidate motion vectors for a macroblock using a cost function including both a block distortion measure and a motion vector cost measure for single-partition motion vectors in the plurality of candidate motion... Agent: Texas Instruments Incorporated

20080253456 - Video codec with weighted prediction utilizing local brightness variation: There are provided video encoders, video decoders, and corresponding encoding and decoding methods for video data for a picture, wherein the video data has local brightness variation. The video encoder includes an encoder for inter-coding the video data using a localized weighted function to determine weights for the local brightness... Agent: Joseph J. Laks Thomson Licensing LLC

20080253459 - High accuracy motion vectors for video coding with low encoder and decoder complexity: Two-stage interpolation can be provided for frame prediction samples with quarter-pixel and finer accuracy. All samples of quarter-pixel and finer accuracy can use either half or full/integer-pixels in a bi-linear interpolation to allow for the use of higher accuracy motion vectors, such as one-eighth-pixel accuracy motion vectors. The motion vectors... Agent: Foley & Lardner LLP

20080253460 - Method and system for entropy coding: A method and system are provided for encoding a plurality of integers with variable-length code tables constructed by combining a plurality of structured code tables. Each code table has an associated set of integer values; the sets are disjoint and exhaustive, so that every integer appears in exactly one set.... Agent: Kenyon & Kenyon LLP

20080253461 - Method and system for video encoding and decoding: Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All the blocks corresponding to a single video component within each slice can then be used as the... Agent: Kenyon & Kenyon LLP

20080253463 - Method and system for video encoding and decoding: Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All the blocks corresponding to a single video component within each slice can then be used as the... Agent: Kenyon & Kenyon LLP

20080253464 - System and method for adapting video decoding rate: An embodiment of the present invention provides systemsand methodsfor adaptive video decoding. An example method includes determining that a video decoding rate of received video input is to be reduced, and receiving video input comprising a first and a second plurality of pictures. The method also includes reducing the video... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20080253462 - System and method for wireless communication of uncompressed video using mode changes based on channel feedback (cf): Method and system for transmission of uncompressed video information from a sender to a receiver over wireless channels are disclosed. For example, according to one embodiment, when channel conditions (e.g., noise or interference) worsens, one or more least significant bits (LSB) of pixel data are not transmitted to save bandwidth... Agent: Knobbe Martens Olson & Bear LLP

20080253466 - Method and system for converting a dss stream to an encrypted mpeg stream: Aspects of a method and system for converting a DSS stream to an encrypted MPEG stream are provided. In some applications, for example, an access device such as a set-top box may require the conversion of DSS proprietary transport streams to standardized MPEG transport streams in order to communicate with... Agent: Mcandrews Held & Malloy, Ltd

20080253465 - Storage of advanced video coding (avc) parameter sets in avc file format: There is provided a method for employing Parameter Set information corresponding to an Advanced Video Coding (AVC) file. The method includes the step of embedding the Parameter Set information into a Hint Track of the AVC file.... Agent: Joseph J. Laks Thomson Licensing LLC

20080253467 - System and method for using redundant pictures for inter-layer prediction in scalable video coding: A system and method for indicating whether a redundant picture can be used to replace a corresponding primary picture for inter-layer prediction. Various embodiments involve the use of a property of a redundant picture in relation to the corresponding primary picture. Based on such a property, a decoder can derive... Agent: Foley & Lardner LLP

20080253468 - Multi-transport stream (ts) generating apparatus and method, and digital broadcasting transmission and reception apparatuses and methods: A multi-transport stream (TS) generating apparatus and method, and digital broadcasting transmission and reception apparatuses and method are provided. The multi-TS generating apparatus includes an adaptor to generate an adaptation field in some packets of a normal stream; an interleaver to interleave the normal stream; a turbo processor to turbo-code... Agent: Stein, Mcewen & Bui, LLP

20080253469 - Methods and systems for ofdm using code division multiplexing: In some embodiments of the invention, OFDM symbols are transmitted as a plurality of clusters. A cluster includes a plurality of OFDM sub-carriers in frequency, over a plurality of OFDM symbol durations in time. Each cluster includes data as well as pilot information as a reference signal for channel estimation.... Agent: Smart & Biggar P.o. Box 2999, Station D

20080253470 - Ofdm receiving circuit having multiple demodulation paths: Embodiments according to the application relate to an OFDM (orthogonal frequency division multiplexing) receiving circuit and methods thereof configured to have a plurality of demodulation paths, which can increase or improve a performance of an ADC and/or a filter.... Agent: Rene A. Vazquez Williams Mullen

20080253471 - Systems and methods for adaptive bit loading in a multiple antenna orthogonal frequency division multiplexed communication system: In an orthogonal frequency division multiplexed (OFDM) system, a transmitter and/or receiver communicate separate data streams on non-orthogonal spatial channels. Each spatial channel may use the same set of OFDM subcarriers and may take advantage of the multipath characteristics of the spatial channel allowing the communication of additional data without... Agent: Schwegman, Lundberg & Woessner, P.A.

20080253473 - Calibration in a radio frequency transmission module: A radio frequency transmission module is adapted to generate a first signal to be transmitted and to convert the signal to a radio frequency carrier for its radio transmission, in an operational phase, and is adapted to generate a second signal and to convert the second signal to the radio... Agent: Seed Intellectual Property Law Group PLLC

20080253474 - Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor: An apparatus for processing a signal and method thereof are disclosed. Data coding and entropy coding are performed with interconnection, and grouping is used to enhance coding efficiency. The present invention includes the steps of obtaining data coding identification information and decoding data according to a data coding scheme indicated... Agent: Fish & Richardson P.C.

20080253472 - Uart-encoded pulse-modulation technique: The settings of a UART-based infrared pulse-modulation remote control device are chosen such that the baud rates ensures a reliable communication with the infrared receiver of the controlled appliance.... Agent: Philips Intellectual Property & Standards

20080253475 - Device and method for generating a base band signal and program causing computer to execute the method: There is disclosed a base band signal generation device and others for processing transmission data so that a reception side can restored the data without recognizing whether the data has been subjected to a processing and transmitting the data with an appropriate efficiency corresponding to the communication quality. A transmission... Agent: Eric Robinson

20080253476 - Method and system for enabling collusion resistant watermarking: A method and a system for modifying a bitstream signal for enabling collusion resistant bitstream watermarking. The method comprises dividing a bitstream spectral signal X[k] of the bitstream signal bx into a first signal (302) and a second signal (304); multiplying the first signal (302) by a first modification signal... Agent: Philips Intellectual Property & Standards

20080253477 - Iq-modulator pre-distortion: An IQ-modulator pre-distorter includes an iteratively updated digital filter (gQ0, gQ1) for filtering one of the branches of an IQ-signal to compensate for IQ-modulator generated amplitude errors. An iteratively updated digital filter (cQI0, cQI1), cross-connected from one of the branches to the other branch, filters one of the components of... Agent: Ericsson Inc.

20080253478 - Method and system for reconfigurable sfbc/stbc in a diversity transmission system: Aspects of a method and system for reconfigurable SFBC/STBC in a diversity transmission system are presented. Exemplary aspects of the system may include one or more circuits that enable generation of a plurality of codeword sequences based on a data sequence. In a diversity transmission system, the plurality of codeword... Agent: Mcandrews Held & Malloy, Ltd

20080253479 - Single and multiple sinewave modulation and demodulation techniques, apparatus, and communications systems: A method for transmitting digital data from a substantially sinusoidal waveform containing encoded digital data having one of a first and second value at selected phase angles θn comprises generating the waveform with amplitude Y defined by a first function at phase angles lying outside of data regions, the first... Agent: Lewis And Roca LLP

20080253480 - Continuously variable phase frequency shift keying: Method for modulating an RF signal includes the steps of modulating an RF signal using frequency shift keying (FSK) modulation to define a plurality of symbols (2030, 2031). The FSK modulation includes transitioning the modulated signal (204) between at least two different frequencies (f1 and f0) during a guard period... Agent: Harris Corporation C/o Darby & Darby PC

20080253481 - Method for computing the frequency of a signal from in-phase and quadrature components: A novel method and apparatus for computing the phase derivative and also the frequency of a received signal from digital baseband In-Phase (I) and Quadrature (Q) samples is derived and implemented. The resulting method computes the phase derivative and frequency of a received signal from I and Q data directly... Agent: Michael J. Laquidari

20080253483 - Method for receiving signal and apparatus thereof: A signal receiving apparatus includes a frequency converting circuit, a computing circuit, and a control circuit. The frequency converting circuit is for converting a RF signal to respectively generate a first converted signal and a second converted signal according to a first converting frequency and a second converting frequency. The... Agent: North America Intellectual Property Corporation

20080253482 - Receiving circuit and method thereof: A receiving circuit is provided for receiving a data signal and a clock signal, which are RSDS signals, and outputting an output data signal to a data driver. The receiving circuit includes a data comparator, a data intermediate circuit, a clock comparator, a clock intermediate, and a flip-flop. The data... Agent: Rabin & Berdo, PC

20080253484 - Method and apparatus for reference signal generation in wireless communication system: To provide a reference signal generation method and apparatus capable of obtaining many reference signal sequences having excellent properties. CAZAC sequences that satisfy the condition that the absolute value (|N−L|) of a difference between a sub-carrier number N in a resource block and a CAZAC sequence length L is not... Agent: Sughrue Mion, PLLC

20080253485 - Broadcast receiving apparatus and method for receiving broadcast signal: A broadcast receiving apparatus includes: an input unit to which a high frequency signal is input; a conversion unit that converts the high frequency signal into a digital intermediate frequency signal; a differential output unit that differentially outputs the digital intermediate signal converted by the conversion unit; a demodulation unit... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080253486 - Frequency correction: A frequency correction circuit that gives plural frequency offsets to a received radio signal in order to correct a frequency error of the radio signal, demodulates the radio signal, combines an arbitrary number of demodulation signals as combined demodulation signals from among plural demodulation signals, and selects one demodulation signal... Agent: Nec Corporation Of America

20080253487 - Adaptive pilot and data symbol estimation: Techniques for performing adaptive channel estimation are described. A receiver derives channel estimates for a wireless channel based on received pilot symbols and at least one estimation parameter. The receiver updates the at least one estimation parameter based on the received pilot symbols. The at least one estimation parameter may... Agent: Qualcomm Incorporated

20080253489 - Apparatus and method for interference cancellation in receiver of communication system: An apparatus and method for interference cancellation is provided to cancel the interference such as echo and cross-talk received by a receiver of a communication system. The apparatus includes a digital cancellation signal generator, a first canceller, and a second canceller. The digital cancellation signal generator can generate a digital... Agent: Ipr Works, LLC

20080253488 - Interface system and flat panel display using the same: An interface system capable of reducing or minimizing an electromagnetic interference. The interface system includes a serializing unit for receiving first data having a plurality of bits and second data having a plurality of bits, and for serially outputting the plurality of bits of the received first data and second... Agent: Christie, Parker & Hale, LLP

20080253490 - Method and apparatus for cancellation of partially known interference using transmit diversity based interference cancellation: In wireless communication networks, potentially significant interference arises at a given targeted receiver because of unrelated transmissions from a neighboring, interfering transmitter. According to apparatuses and methods described and claimed herein, a first transmitter provides for cancellation of partially known interference at a targeted receiver by employing a transmit diversity... Agent: Coats & Bennett, PLLC

20080253491 - Method and apparatus for reducing jitter in multi-gigahertz systems: An apparatus for generating an output signal that is analogous to an first signal from a first signal source that exhibits a first jitter, so that the output signal exhibits less jitter than the first jitter includes at least one second signal source generates a second signal that is analogous... Agent: Bryan W. Bockhop, Esq. Bockhop & Associates, LLC

20080253492 - Circuit and method for controlling mixed mode controlled oscillator and cdr circuit using the same: A circuit for controlling a mixed mode controlled oscillator. The circuit comprises a charge pump, and a digital loop filter. The charge pump is coupled to the mixed mode controlled oscillator. The charge pump receives an up/down signal and sends a current signal to the mixed mode controlled oscillator. The... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080253493 - Clock and data recovery circuit: The phase detector compares the phases of a synchronous clock signal and serial data and outputs a phase error signal corresponding to a comparison result. The second integrator performs integration of the phase error signal to obtain a phase correction control signal for tracking phase shift of the serial data.... Agent: Mcginn Intellectual Property Law Group, PLLC

20080253494 - Clock and data recovery circuit: The phase detector compares the phase of a synchronous clock signal from the clock interpolator with the phase of serial data and outputs a phase error signal corresponding to a comparison result. The first integrator performs integration of the phase error signal and obtains a phase correction control signal for... Agent: Mcginn Intellectual Property Law Group, PLLC

20080247442 - Method, apparatus, and system for modulating and demodulating signals compatible with multiple receiver types and designed for improved receiver performance: A method, apparatus, and system for modulating and demodulating signals compatible with multiple receiver types and designed for improved receiver performance. The invention includes the use of hybrid impulse radio (H-IR) ultra-wideband (UWB) with forward error correction coding, recursive modulation and other techniques designed to enable one transmitter to transmit... Agent: Mitsubishi Electric Research Laboratories, Inc.

20080247443 - Method and system for implementing a system acquisition function for use with a communication device: A system acquisition module and corresponding method for facilitating PN code searching which has a PN sequence generator configurable to generate a plurality of PN sequences. The module and method also includes computational units configurable to correlate each received signal sample of a plurality of received signal samples with a... Agent: Nixon Peabody LLP

20080247444 - System and method for multi-source communications: A system and method of multi-source communications, including a source provider, a transmitter, a receiver, a summing device, a plurality of delay devices, and a switch. The source provider provides a signal including a first and second signal. The transmitter is in communication with the source provider and the receiver.... Agent: Delphi Technologies, Inc.

20080247445 - Architecture and methods for coexistence of wireless radios having differing protocols: Embodiments of systems and methods for the coexistence of wireless radios having differing protocols are generally described herein. Other embodiments may be described and claimed. In some embodiments systems and methods for synchronizing clocks between two radios, and using a signal to notify one of the radios to refrain from... Agent: Schwegman, Lundberg & Woessner, P.A.

20080247447 - Apparatus and method for transmitting digital data over various communication media: A system is described for transmitting a communication signal between power lines. The system includes: a transmitter which outputs an OFDM or an FM-OFDM signal at a radio frequency greater than 200 MHz; a first power line which receives the OFDM or the FM-OFDM signal from the transmitter and radiates... Agent: Panitch Schwarze Belisario & Nadel LLP

20080247446 - Determining a channel matrix by measuring interference: An apparatus includes a transmitter configured to transmit symbols to one or more receivers via a plurality of communication channels of a physical communication link. The transmitter is configured to estimate a phase of one or more off-diagonal elements of a channel matrix for the physical communication link based on... Agent: Lucent Technologies Inc. Docket Administrator - Room 2f-192

20080247449 - Checking circuit of sending control: The object of the invention is to checking the timing easily and in shorter time, and reduce the power consumption without any influence on other circuits functions. The solutions are as follows. By the “1” detecting counter, the “0” detecting counter, and the data validity judging circuit in the checking... Agent: Studebaker & Brackett PC

20080247448 - Method and apparatus for evaluating a time varying signal: A method for evaluating a received signal varying over an interval includes: (a) obtaining a data sample and a sample time; (b) determining whether the sample exceeds a previous exceeded extremum of the signal; (c) if the sample does not exceed an exceeded extremum, storing the sample; (d) if the... Agent: Law Office Of Donald D. Mondul

20080247450 - Method and system for communication in a wireless network: The present application discloses a number of inventions directed to method(s), apparatus and/or networks and systems adapted to track time varying channels, adapted to synchronise packets arriving at a receiver, adapted to correlate a received signal, adapted to manage digital resources, adapted to receive a signal and/or adapted to enable... Agent: Dennis G. Lapointe Lapointe Law Group, Pl

20080247451 - Measurement apparatus, measurement method, test apparatus, electronic device, and recording medium: Provided is a measurement apparatus that measures jitter occurring in a data converter, including a measurement signal generating section that generates a measurement signal having a substantially constant period; a jitter injecting section that injects jitter of a deterministic signal having a predetermined jitter period into the measurement signal, and... Agent: Jianq Chyun Intellectual Property Office

20080247452 - Adaptive equalizer for use with clock and data recovery circuit of serial communication link: An adaptive equalizer system for use in a serial communication link uses timing information generated by a phase detector of a clock and data recovery circuit of the serial communication link and a frequency pattern of the recovered data to determine whether the data received over the serial communication link... Agent: Fenwick & West LLP

20080247453 - Current mode logic multi-tap feed-forward equalizer: A system and method are provided for feed-forward equalization (FFE) in a transmission system. The method accepts a serial stream of input digital data signals. For each input data signal, a temporal sequence of signals is generated. Each of the signals in the temporal sequence is selectively shaped. Shaping map... Agent: Gerald W. Maliszewski

20080247457 - Self-configuring ip video router: In accordance with an aspect of the disclosure, plug-and-play functionality provides that the device can be connected to both networks via standard hardware interfaces, discover the video sources on the “inside” network, and configure itself to do the appropriate IP address mapping and IP port transport across the interface between... Agent: Baker & Mckenzie LLP Patent Department

20080247456 - System and method for providing reduced bandwidth video in an mhp or ocap broadcast system: A system and method provides reduced bandwidth video in an MHP or OCAP broadcast system (100, 200). In one embodiment, the system and method provides end-users (viewers) (109) of an MHP or OCAP broadcast system (100) with a finite sequence of reduced bandwidth data images (133) sampled from a higher... Agent: Philips Intellectual Property & Standards

20080247458 - System and method to compose a slide show: A method of composing a multimedia slide show. In a preferred embodiment, the method comprises the steps of: selecting a plurality of digital images; encoding each of the plurality of digital images to generate a normal resolution image portion and a high resolution image portion; multiplexing each corresponding normal and... Agent: J. Lanny Tucker Patent Legal Staff

20080247455 - Video signal processing apparatus to generate both progressive and interlace video signals: A video signal processing apparatus includes a main picture processor, an interlace recovering module and a video encoder. The main picture processor produces corresponding main picture signals based on video signals from a memory. The main picture signals are converted to progressive scan signals through a predetermined video signals processing.... Agent: Troxell Law Office PLLC

20080247454 - Video signal timing adjustment: A method is disclosed herein, which may include receiving a video signal after a computer system is reset, automatically determining that an actual timing relation between the active video data and the synchronization pulse data deviates from the nominal relation by more than a tolerance value, and adjusting the actual... Agent: Brake Hughes Bellermann LLP C/o Intellevate

20080247460 - Method and apparatus for scalable video adaption using adaption operators for scalable video: An apparatus for and method of adapting a bitstream to which scalable video coding (SVC) technology is applied are provided. The apparatus for adapting a bitstream includes: an Adaptation QoS information extraction unit extracting SVC adaptation operators, and relationships between the SVC adaptation operators and the usage environment information of... Agent: Ladas & Parry LLP

20080247459 - Method and system for providing content adaptive binary arithmetic coder output bit counting: A process may be utilized for encoding MBs. The process records a plurality of CABAC weight values for a first MB. The first MB resides in a first edge of a first frame in a plurality of images. Further, the process encodes the first MB with the plurality of CABAC... Agent: Motorola, Inc. Law Department

20080247462 - Flowfield motion compensation for video compression: Motion compensation for video compression using a “flowfield” comprising a per-pixel field of motion vectors and confidence values. Flowfields can be quantized transform coded for compression motion compensation. Encoding-only flowfields match with one or more previous and subsequent frames to determine both modulation for resolution-enhancing layers, as well as sharp/soft... Agent: Pillsbury Winthrop Shaw Pittman LLP

20080247461 - Image encoding device: In an image encoding device (100) that compression encodes moving pictures, a moving picture count acquisition unit (110) acquires a moving picture count of encoding target moving pictures corresponding to an arbitrary number of input moving pictures, a moving picture acquisition unit (120) acquires one or plural encoding target moving... Agent: Wenderoth, Lind & Ponack L.L.P.

20080247463 - Long term reference frame management with error feedback for compressed video communication: An apparatus, software encoded in tangible media, and a method at an encoder. The method includes sending compressed video data including a reference frame message to create a long term reference frame to a plurality of decoders at one or more destination points, receiving feedback from the decoders indicative of... Agent: Dov Rosenfeld

20080247464 - Method and apparatus for encoding and decoding based on intra prediction using differential equation: Provided are a method and apparatus for encoding and decoding an image based on intra prediction. The image encoding method comprises determining boundary values of a differential equation that is to be used to intra-predict a current block based on pixel values of pre-encoded pixels adjacent to the current block,... Agent: Sughrue Mion, PLLC

20080247467 - Adaptive interpolation filters for video coding: In digital video image encoding and decoding, a filter type is selected based on symmetrical properties of the images and coefficient values of an interpolation filter are calculated based on the selected filter type. Coefficient values, filter tap-length and selected filter-type are provided in the encoded video data. Coefficient values... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20080247465 - Method and system for mapping motion vectors between different size blocks: A method and system for mapping motion vectors. A weight is determined for each motion vector of a set of input blocks of an input bitstream. Then, the set of motion vectors are mapped to an output motion vector of an output block of an output bitstream according to the... Agent: Mitsubishi Electric Research Laboratories, Inc.

20080247466 - Method and system for skip mode detection: A method for detecting a skip mode during encoding of a video sequence is provided. The video sequence includes a plurality of video frames, wherein each of the plurality of video frames includes a plurality of macroblocks. Each of the plurality of macroblocks includes a plurality of pixels. The method... Agent: Innovation Management Sciences

20080247468 - Method and system for performing rate control adapted to channel conditions: A method and system for determining in real time the instantaneous output rate of a low delay video frame encoder/application for encoding a video frame to be transmitted are disclosed. The video frame encoder provides its output for wireless transmission over a telecommunication channel. In one aspect, a method comprises... Agent: Knobbe Martens Olson & Bear LLP

20080247469 - Method and device for tracking error propagation and refreshing a video stream: A method and device for tracking error propagation and refreshing a video stream is provided. The proposed subject matter comprises of an error propagation tracking method that works in the sub-sampled domain to reduce computational cycles and memory bandwidth. Further, the tracking based update of the error propagation metric is... Agent: GlobalIPServices, PLLC

20080247470 - Unequal hierarchical communications modulation method: Hierarchical modulation preferably uses a 16-ary quadrature amplitude modulation (QAM) modulator with a convolutional encoder that combine to effectively provide unequal protection to two different segments of streaming input data, with improved power efficiency with the same bandwidth efficiency, by encoding the first segment as coded data as LSBs as... Agent: Carole A. Mulchinski, M1/040 The Aerospace Corporation,

20080247471 - Low power, wavelet-based spike detector: A multi-scale spike detector for performing multi-resolution spike detections of a signal is provided. The spike detector includes a gamma filter having cascaded low-pass filters. The cascaded filters collectively provide different cutoff frequencies, each of the filters having a respective output. One of the filters has an input, at which... Agent: Akerman Senterfitt

20080247474 - Apparatus and method for receiving signals in multi-carrier multi-carrier multiple access systems: A method for receiving signals in a multi-carrier multiple access system is disclosed. The method comprises receiving signals from at least one base station wherein each signal has a base station identifier, processing the signals to identify each base station by using the base station identifier, performing a channel estimation... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080247477 - Block scrambling for orthogonal frequency division multiple access: A method of transmitting signals in a communication system over at least two time periods including generating a base signal comprising of at least two samples in each time period, selecting a scrambling sequence of length equal to or greater than the number of time periods, scaling all samples in... Agent: Texas Instruments Incorporated

20080247472 - Interference estimation circuit and method: The present application provides an interference estimation circuit which includes a signal generator, a first symbol extractor and a first mixer. The signal generator generates an orthogonal signal orthogonal to partial symbols of a plurality of pilot signals. The first symbol extractor extracts partial symbols of a first decoded signal... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080247476 - Method and synchronizer for fine ofdm symbol synchronization and method/receiver for the reception of ofdm symbols: A fine OFDM symbol synchronization method comprising the steps of: estimating (in 36) a channel impulse response (CIR) from received predetermined pilots present in OFDM symbols, the pre-determined pilots being arranged within the OFDM symbol at frequency intervals corresponding to n carrier frequencies, and their positions being shifted by k... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080247475 - Method for codebook design and beamforming vector selection in per-user unitary rate control (pu2rc) system: A base station includes a storage unit to store a codebook, wherein the codebook includes a plurality of matrices; a control unit to perform beamforming using the codebook to generate a signal; and a multi-antenna to transmit the signal. For all of the plurality of matrices, all column vectors of... Agent: Stein, Mcewen & Bui, LLP

20080247481 - Methods and systems for computing a minimum variance unbiased estimator of carrier and sampling clock frequency: Various embodiments of the systems and methods described herein may be used to compute a minimum variance unbiased estimator by receiving a first OFDM signal at a pilot tone, receiving a second OFDM signal sent in the same frequency band and determining a differential phase metric between the first OFDM... Agent: Sheppard, Mullin, Richter & Hampton LLP

20080247480 - Methods and systems for detecting a narrow-band interferer: Various embodiments of the systems and methods described herein may be used to compute a minimum variance unbiased estimator by receiving a first OFDM signal at a pilot tone, receiving a second OFDM signal sent in the same frequency band and determining a differential phase metric between the first OFDM... Agent: Sheppard, Mullin, Richter & Hampton LLP

20080247473 - Multiple sub-bands tds-ofdm transmission scheme: An OFDM system is provided. The system comprises: a single symbol among a series of symbols comprising; and a series PN sequences interposed between the series of symbols, with at least one PN sequence comprising a set of PN sub-sequences, wherein each PN sub-sequence is respectively associated with an ordered... Agent: Frank F. Tian

20080247478 - Orthogonal frequency division multiplexing communication system, multi-hop system, relay station, and spatially layered transmission mode: An apparatus and method for data transmission in an Orthogonal Frequency Division Multiplexing (OFDM) communication system are provided. An OFDM system includes a reference Relay Station (RS) and a cooperative relay station respectively for performing an Spatially Layered transmission Mode (SLM) process by modulating a phase and magnitude of a... Agent: Docket Clerk

20080247479 - Pilot scheme for a mimo communication system: The present invention employs a pilot scheme for frequency division multiple access (FDM) communication systems, such as single carrier FDM communication systems. A given transmit time interval will include numerous traffic symbols and two or more short pilot symbols, which are spaced apart from one another by at least one... Agent: Withrow & Terranova, P.l.l.c.

20080247482 - Ofdm reception in multi-antenna mode: A signal is received by P antennas. It includes frames having symbols occupying respective positions distributed along an axis of time and of frequency, a frame including M blocks having N reference symbols M groups of P weighting coefficients are determined, each one of the groups relating to one of... Agent: Miller, Matthias & Hull

20080247483 - Space time coded mb-ofdm uwb system: A system, apparatus, and method is provided for space-time coding a multiband OFDM UWB system that employs a scheme that transmits channel symbols corresponding to an incoming signal on the same sub-carrier (204.i 206.i) of different antennas (202.1 202.2).... Agent: Philips Intellectual Property & Standards

20080247484 - Method for data communication via a voice channel of a wireless communication network using continuous signal modulation: A system and method for data communication over a cellular communications network that allows the transmission of digital data over a voice channel using a vocoder that monitors parameters of a Levinson Durbin recursion and then uses full rate CELP if the monitored prediction error falls to below a predetermined... Agent: General Motors Corporation C/o Reising, Ethington, Barnes, Kisselle, P.C.

20080247485 - Transmitting apparatus, receiving apparatus and transmitting/receiving system for digital data: Disclosed is a transmitting apparatus for transmitting digital data. The transmitting apparatus includes storage unit for storing a digital data delay due to digital processing inside the transmitting apparatus; and delay information transmitting unit for transmitting delay information indicating the delay stored in the storage unit.... Agent: Frommer Lawrence & Haug LLP

20080247486 - Ultra wideband communication method with low noise pulse formation: An ultra-wide band (UWB) waveform encoding method is provided. The method includes receiving a data stream; generating a first encoder signal and a second encoder signal such that if the first and second encoder signals were mixed, the mixing would return a representation of the data stream; generating a sequence... Agent: Posz Law Group, PLC

20080247487 - Dynamic crest factor reduction system: A system and method for performing digital crest factor reduction. In one embodiment, the method is devised to suppress the signal amplitude to maintain a low signal peak to average ratio (PAR), while maintaining a desirable Error Vector Magnitude (EVM). This technique may be designed to operate in highly dynamic... Agent: Christie, Parker & Hale, LLP

20080247489 - Apparatus and method for supporting distortionless vector perturbation in multiple antenna system: An apparatus and method for supporting distortionless vector perturbation in a Multi-Input Multi-Output (MIMO) system are provided. The apparatus includes a transmitter for supporting distortionless vector perturbation in a MIMO system. The transmitter includes a label inserter for generating a label and for inserting the label into a user information... Agent: JeffersonIPLaw, LLP

20080247488 - Uplink multiple-input-multiple-output (mimo) and cooperative mimo transmissions: A method is provided for MIMO uplink communications between a base station and a wireless station with more than two antennae. The method includes: (a) negotiating between the base station and the wireless station uplink MIMO/cooperative MIMO capabilities, using a message exchange protocol in which a message exchanged comprises a... Agent: Macpherson Kwok Chen & Heid LLP

20080247490 - Receiver for amplitude-modulated signals: In a receiver, a synchronization circuit (MIX2, OSC, C1, R1) provides a set of oscillator signals (OSI, OSQ) that are synchronized with a carrier of an amplitude-modulated signal. The set of oscillator signals (OSI, OSQ) comprises a quadrature oscillator signal (OSQ), which is substantially 90° phase shifted with respect to... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080247491 - Baseband time-domain communications system: A communications system redness downconverter inaccuracies in time-domain measurements or samples of received microwave communications I and Q complex signals by converting received signal to baseband taking measurements or samples of the I and Q waveforms at differing phase shifts of a demodulating carrier signal for a local oscillator or... Agent: Connolly Bove Lodge & Hutz LLP

20080247492 - Signal receiving circuit and signal input detection circuit: In a signal receiving circuit including a plurality of input channels, there are provided N input detection circuits 2a to 2n for receiving clock signals S1-c to SN-c included in N channels of signals S1 to SN. Each of the input detection circuits 2a to 2n detects the transition of... Agent: Mcdermott Will & Emery LLP

20080247493 - Methods, apparatus, and systems for determining 1t state metric differences in an nt implementation of a viterbi decoder: Methods, apparatus, and systems for generating bit-wise reliability information using a soft output Viterbi algorithm (“SOVA”) in an nT Viterbi decoder implementation devoid of 1T metric information. At each nT clock pulse 1T equivalent metric values are determined from the current nT metric information. 1T equivalent metric information is determined... Agent: Lsi Corporation

20080247494 - Wireless receiver for sorting packets: A wireless receiver that sorts packets including a packet detector, multiple correlators, and multiple packet processors. Each correlator correlates a received signal according to packet type. Each packet processor processes the received signal according to packet type. A signal power detector may be provided to initially qualify the received signal... Agent: Thomas, Kayden, Horstemeyer & Risley, L.L.P.

20080247495 - Multi-system signal receiving device and method thereof: A receiving device includes: a first signal processor, for receiving a radio frequency signal, and converting the radio frequency signal to generate a first signal, where the radio frequency signal includes a plurality of frames; a second signal processor, coupled to the first signal processor, for performing a Fourier transform... Agent: North America Intellectual Property Corporation

20080247496 - Early hss rx data sampling: In a method for reading data from a serial data source in a parallel format, data from the serial data source is deserialized by placing a plurality of predefined units of data onto a parallel bus and asserting a deserialization clock when each of the plurality of predefined units is... Agent: Ibm Corporation

20080247497 - Clock distribution for 10gbase-t analog front end: A 10GBASE-T clocking method that limits EMI and increases SNR, while reducing power and conserving chip space is provided. The method includes simultaneous clocking of transmitters in an analog front end of a 10 gigabit Ethernet. The method includes providing at least two channels to a 10GBase-T analog front end,... Agent: Lumen Patent Firm, Inc.

20080240203 - Method of and apparatus for analyzing noise in a signal processing system: A fast accurate multi-channel frequency dependent scheme for analyzing noise in a signal processing system is described herein. Noise is decomposed within each channel into frequency bands and sub-band noise is propagated. To avoid the computational complexity of a convolution, traditional methods either assume the noise to be white, at... Agent: Jonathan O. Owens Haverstock & Owens LLP

20080240204 - Method and system for channel estimation: The present invention is directed to a system and method for channel estimation for a communication channel such as, for example, that found in a wireless communication network. One or more synchronization and channel estimate symbols can be combined to compute a refined channel estimate.... Agent: Sheppard, Mullin, Richter & Hampton LLP

20080240205 - Wireless device: A wireless device including a first radio communication portion configured to effect radio communication with a first external communication device while using frequency bands selected one after another from among a group of frequency bands, a field intensity measuring portion which is configured to measure a field intensity value for... Agent: Baker Botts LLP C/o Intellectual Property Department

20080240206 - Communication apparatus and communication method: There is provided a communication apparatus compliant with ultra wide band communication systems for improving resistance to interfering waves in combination with DS-SS (direct sequence spread spectrum). There is provided a training section based on short code spread with the same pattern repeated for each symbol length. Actual communication itself... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080240207 - Multi-user detection using equalization and successive interference cancellation: A plurality of signals are received in a shared spectrum. Samples of the received user signals are produced as a received vector. The received vector is segmented into a plurality of segments. For each segment, successively determining symbols for each user or group of signals (the group of signals having... Agent: Volpe And Koenig, P.C. Dept. Icc

20080240208 - Adaptive switching techniques for hybrid automatic repeat request systems: Apparatus, system, and method for an adaptive transmission selection technique. A retransmission scheme is selected for a multiple-input-multiple-output (MIMO) wireless communications system. Techniques are provided herein for selecting from a plurality of wireless communication techniques when a first device needs to retransmit a signal (one or more packets of data)... Agent: Edell, Shapiro & Finnan, LLC

20080240209 - Sub-surface communications system and method: A communications system including: a plurality of sub-surface portable transceivers each including: a digital data source, a modulator coupled to the digital data source, a power amplifier coupled to the modulator and a loop antenna inductively coupled to the power amplifier; and a base transceiver including: an electrically insulated ferrite... Agent: HowardIPLaw Group

20080240210 - Gain insensitive high-pass vga: An integrated circuit radio transceiver and method therefor includes a high-pass variable gain amplifier (HPVGA) operably disposed within one of the transmitter and the receiver front ends operable to provide a linear variable gain and a substantially constant high-pass frequency corner that does not vary with changes in gain level... Agent: Garlick Harrison & Markison

20080240211 - Autonomously generating ramp profiles in a transceiver: In one implementation, a method includes receiving control information in a transceiver from a baseband processor and computing ramp values in the transceiver based on the control information. The ramp values may be computed in a signal generator of the transceiver such as an algorithmic generator. Depending on mode of... Agent: Trop Pruner & Hu, PC

20080240212 - Transmitter/receiver device and method of testing transmitter/receiver device: A transmitter/receiver device includes: a transmitter unit including a parallel/serial converting circuit, a waveform deteriorating circuit, and a transmitter circuit; and a receiver unit including a receiver circuit, a serial/parallel converting circuit, and an error detecting circuit. The parallel/serial converting circuit converts a transmitter-side parallel signal to a transmitter-side serial... Agent: Arent Fox LLP

20080240213 - Home network system: The present invention relates to a home system, and more particularly to a home network system that is able to reduce of electric device by application of a modem that is capable of independently processing data. The present invention comprises a first electric device to transmit data including a home... Agent: Mckenna Long & Aldridge LLP

20080240214 - Systems and method for orthogonal frequency divisional multiplexing: Systems and methods for orthogonal frequency division multiplexing are provided. In one embodiment, a multi-carrier modem comprises: a receiver configured to receive a waveform comprising a plurality of spectrally overlapping carrier signals from at least two of a plurality of remote units, wherein the plurality of spectrally overlapping carrier signals... Agent: Fogg & Powers LLC

20080240215 - Response probability calculating device and method, and base station control device and communication system using the same: There is provided a response probability calculating method for use in a communication system in which a response probability is sent from a communication network to a plurality of terminals, and the terminals report terminal information to the communication network according to the response probability, including a step of selecting... Agent: Jackson Chen Nec Corporation Of America

20080240217 - Cinr estimating method and device using preamble in ofdm: A device and method for estimating a carrier to interference-plus-noise ratio (CINR) in an OFDM system are provided. The CINR estimating method includes (a) receiving a preamble symbol and transmit subcarrier transmitted from a base station; (b) calculating an interference power and noise power using the preamble symbol and transmit... Agent: JeffersonIPLaw, LLP

20080240216 - Link adaptation method: A method, where data is transmitted from a network node to user equipment in a succession of communication frames. An estimate indicative of the quality of the user equipment transmission channel in a reference communication frame is ascertained, and modified by an amount that varies in dependence on a configuration... Agent: Squire, Sanders & Dempsey L.L.P.

20080240218 - Automatic calibration circuit for a continuous-time equalizer: Embodiments of the invention are generally directed to systems, methods, and apparatuses for an automatic calibration circuit for a continuous-time equalizer (CTE). In some embodiments, the calibration circuit separately locks the direct (DC) voltage swing and the alternating (AC) voltage swing of a CTE to reference voltage.... Agent: Intel Corporation C/o Intellevate, LLC

20080240219 - Methods and circuits for performing margining tests in the presence of a decision feedback equalizer: Described are methods and circuits for margin testing receivers equipped with Decision Feedback Equalization (DFE) or other forms of feedback that employ historical data to reduce intersymbol interference (ISI). In one example, a high-speed serial receiver with DFE injects the correct received data (i.e., the “expected data”) into the feedback... Agent: Silicon Edge Law Group, LLP

20080240221 - Communication signal symbol timing error detection and recovery: Communication signal symbol timing error detection and recovery apparatus and techniques are disclosed. A communication signal that includes symbols is sampled according to receive symbol timing. The samples are band-edge filtered to provide a filtered output signal including band edges of the samples. The filtered output signal is converted to... Agent: Smart & Biggar P.o. Box 2999, Station D

20080240220 - Digital filter and method for filtering: Digital filter, comprising a multiplier configured to generate an intermediate signal, wherein said intermediate signal is generated by multiplying an input signal with a filter coefficient signal, wherein said multiplier is operated at a clock rate and said input signal has a sampling rate, wherein said clock rate is higher... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080240222 - System and method for balancing delay of signal communication paths through well voltage adjustment: A method of balancing signal interconnect path delays between an analog domain and a digital domain of an integrated circuit includes applying a test signal to a selected one of a plurality of communication paths between the analog domain and the digital domain. A rising edge delay and a falling... Agent: Cantor Colburn LLP-ibm Burlington

20080240223 - Receiver-based adaptive equalizer with pre-cursor compensation: An equalization circuit is disclosed that enables high data rate transmission over high loss communications channels. Also disclosed is a set of functional blocks and update criteria that allow for the equalization function to be adapted for a large variety of different communications channels. A fully continuous adaptive equalizer is... Agent: Allan Willams Hazeldean Rpo.

20080240224 - Structure for one-sample-per-bit decision feedback equalizer (dfe) clock and data recovery: A design structure embodied in a machine readable storage medium for designing, manufacturing, and/or testing a design of a decision feedback equalizer (DFE) Clock-And-Data Recovery (CDR) architecture that utilizes/produces one sample-per-bit in the receiver and reduces bit-error-rate (BER) is provided. The design generally includes a receiver circuit. The receiver circuit... Agent: Ibm Corporation, Intellectual Property Law Dept 917, Bldg. 006-1

20080240227 - Bitstream processing using marker codes with offset values: A sequence of data within a bitstream may be determined. An offset value corresponding to a location of a validity code within the bitstream may be determined, relative to the sequence of data. A marker code and the offset value may be inserted into the bitstream in association with the... Agent: Brake Hughes Bellermann LLP C/o Intellevate

20080240225 - Method and system for enhancing the performance of wideband digital rf transport systems: A method and system for enhancing the performance of wideband digital RF transport systems, which enables the selection of a serial data rate to be transported over a transport medium. Thus, the present invention allows the system to be adapted to different transport mediums, and allows the user to set... Agent: Fogg & Powers LLC

20080240226 - Record compression using incremental reverse templating: In one embodiment, a method for compression is disclosed, including receiving source data, creating at least one template based upon common data, and creating a compressed record including a reference to the at least one template and a template delta that represents a difference between the at least one template... Agent: Macpherson Kwok Chen & Heid LLP

20080240230 - Media processor with an integrated tv receiver: An integrated circuit for processing a media stream, including an RF input interface, an RF receiver unit configured for receiving an RF media stream from the RF input interface and extracting the media stream from the RF media stream, an input interface unit configured for receiving the media stream from... Agent: Martin D. Moynihan Prtsi, Inc.

20080240232 - Method and apparatus for displaying video data: Provided are a method and apparatus for displaying video data without displaying delay in a video decoder which cannot judge the end of a picture. The method includes receiving video data including a picture formed of blocks; extracting an address of a current block in the received video data; and... Agent: Sughrue Mion, PLLC

20080240229 - Method and system of providing digital video remodulation: An approach is provided for distributing video signals. A digital video feed is received at a media distributor that includes a plurality of decoders and a corresponding plurality of modulators, wherein the digital video feed includes a plurality of video channels. The decoders decode the digital video feed to output... Agent: Verizon Patent Management Group

20080240231 - Methods and device for fast acquisition of digital video signals: Methods and systems for receiving, processing and/or decoding digital video transmissions are disclosed. In one embodiment, a method of a method of processing a digital video signal includes the steps of applying an initial set of video transmission parameter values to one or more digital video signal processes, decoding video... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.

20080240228 - Video processing architecture: A video-processing architecture. In a specific embodiment, the architecture includes a first set of modules that accommodate certain functional traffic flowing between each module thereof. A broadcast module broadcasts video traffic to one or more of the first set of modules. In a more specific embodiment, the first set of... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20080240233 - Entropy coding for video processing applications: An entropy coding apparatus. In a specific embodiment, the entropy coding apparatus, includes a renormalization process and an encode-decision process that communicates with the renormalization process. The encode-decision process is adapted to run in parallel with the renormalization process without the renormalization process being nested therein. In a more specific... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20080240234 - High speed context memory implementation for h.264: Disclosed is a context modeller (103) used in decoding data (202) encoded using Context Adaptive Binary Arithmetic Coding, said context modeler (103) comprising a Read Only Memory (1001) for storing uninitialized context model values, said uninitialized context model values being stored in the Read Only Memory (1001) in a manner... Agent: Fish & Richardson PC

20080240235 - Adaptive deadzone size adjustment in quantization: Techniques and tools are described for adaptive deadzone (“DZ”) resizing during quantization. For example, in some embodiments, for quantization of an AC frequency coefficient of a block, a video encoder adjusts DZ size of a selected quantizer depending on the texture of the block. In other embodiments, a video encoder... Agent: Klarquist Sparkman LLP

20080240236 - Information processing apparatus: An information processing apparatus is for decoding a video encoded sequence and includes: a CPU that decodes the video encoded sequence by executing software; a GPU that decodes the video encoded sequence; a main memory that temporarily stores data for the decoding process performed by the CPU; and a VRAM... Agent: Foley And Lardner LLP Suite 500

20080240237 - Real-time face detection: An apparatus, a method, and a computer-readable medium having instructions encoded thereon that when executed cause a method to be carried out. The method includes dividing at least a portion of a picture of a video stream into parts of blocks, and processing the parts in parallel by a plurality... Agent: Dov Rosenfeld

20080240238 - Intra prediction system of video encoder and video decoder: There is provided an intra prediction system having high prediction performance and satisfactory encoding efficiency in a pattern image in which pixel value is periodically changed and a pattern image in which pixel value has a constant change tendency like gradation effect. A frequency component extraction unit allows a pixel... Agent: Westman Champlin & Kelly, P.A.

20080240239 - Methods and apparatus to selectively reduce streaming bandwidth consumption: Methods and apparatus to selectively transmit compressed data based upon whether a image movement threshold has been met. In one embodiment, edge map frames are transmitted during periods of camera movement. Edge maps generated from a video stream are processed to identify the periods of camera movement.... Agent: Raytheon Company C/o Daly, Crowley, Mofford & Durkee, LLP

20080240240 - Moving picture coding apparatus and method: A moving picture coding apparatus includes a computing unit configured to compute a distortion robustness indicating degree of imperceptibility of coding distortion in a region to be coded in an input picture, an estimation unit configured to estimate coding distortions based on a first prediction residual of an intra predicted... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20080240241 - Frame interpolation apparatus and method: A first motion vector points from a source region of a source picture to a destination region of a destination picture. A second motion vector is scaled from the first motion vector based on a first temporal distance between the source picture and the interpolation picture. A third motion vector... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080240245 - Image encoding/decoding method and apparatus: Provided are an image encoding/decoding method and apparatus, which assign a virtual motion vector to a block that is encoded in an intra prediction mode and generate a new prediction block that is a combination of a prediction block generated by motion compensation using the virtual motion vector and another... Agent: Sughrue Mion, PLLC

20080240248 - Method and apparatus for video encoding and decoding: A method and apparatus for encoding a skip macroblock by dividing the skip macroblock into smaller skip sub blocks and using predictive motion vectors predicted from motion vectors of blocks adjacent to the skip sub blocks, and a method and apparatus for decoding the skip macroblock is provided. Accordingly, by... Agent: Sughrue Mion, PLLC

20080240242 - Method and system for motion vector predictions: A video coding system is capable of encoding and/or decoding a video frame based on at least two different types of motion vector predictions. In one type, the motion vector predictor of a current block in the video frame is calculated using only the motion vector of a neighboring block... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20080240243 - Method for estimating a motion vector: A method for estimating a motion vector is provided. The method is for estimating a motion vector for a current block with reference to a number of candidate blocks in a reference frame. The method includes the steps of: firstly, determine an error between the current block and each candidate... Agent: Bacon & Thomas, PLLC

20080240247 - Method of encoding and decoding motion model parameters and video encoding and decoding method and apparatus using motion model parameters: Provided are a method of efficiently transmitting motion model parameters using temporal correlation between video frames and a video encoding and decoding method and apparatus, in which motion estimation and motion compensation are performed by generating a plurality of reference pictures that are motion-compensated using motion model parameters. Motion model... Agent: Sughrue Mion, PLLC

20080240244 - Video decoding device and video decoding method: A video decoding device includes: a decoder that decodes an encoded video bit stream to generate a prediction error signal; a motion compensator that performs a motion compensation prediction using a motion vector that refers at least one picture to generate a motion compensation prediction signal; a weighted predictor that... Agent: Foley And Lardner LLP Suite 500

20080240246 - Video encoding and decoding method and apparatus: Provided are a video encoding and decoding method and apparatus, in which a current block is divided into partitions based on an edge in the current block, and motion estimation is performed on the divided partitions. Video encoding efficiency can be improved by encoding partitions that are obtained by dividing... Agent: Sughrue Mion, PLLC

20080240249 - Method of controlling complexity for video compressor: A video compressor has a real-time compression with a constant frame rate. The complexity in the compression of each frame is controlled to be smaller than a maximum value according to power management or compression time requirement. Delay jitter is eliminated. The present invention can be applied to MPEG-like video... Agent: Troxell Law Office PLLC Suite 1404

20080240250 - Regions of interest for quality adjustments: Quality settings established by an encoder are adjusted based on information associated with regions of interest (“ROIs”). For example, quantization step sizes can be reduced (to improve quality) or increased (to reduce bit rate). ROIs can be identified and quality settings can be adjusted based on input received from a... Agent: Klarquist Sparkman LLP

20080240251 - Method for the encoding of wavelet-encoded images with bit rate control, corresponding encoding device and computer program: The disclosure relates to a method of coding at least one still or animated image, in which said image is associated with (i) a basic mesh formed by a set of faces that are defined by a set of vertices and edges and (ii) coefficients in a base of wavelets... Agent: Westman Champlin & Kelly, P.A.

20080240253 - Intra-macroblock video processing: A system for processing sub-blocks of a macroblock of a video frame. In an example embodiment, the system includes a first module that is adapted to process each sub-block of the macroblock, wherein each sub-block is associated with a predetermined position in a first sequence. The processing of certain sub-blocks... Agent: Scientific-atlanta, Inc. Intellectual Property Dept.

20080240254 - Parallel or pipelined macroblock processing: A video processing system. In a specific embodiment, the system implements a system for processing macroblocks that includes a first module for processing a macroblock. A controller provides a first macroblock to the first module and provides a second macroblock to the first module, without waiting for the first module... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20080240252 - Simplified deblock filtering for reduced memory access and computational complexity: A method of simplifying deblock filtering of video blocks of an enhanced layer of scalable video information is disclosed which includes selecting an adjacent pair of video blocks, determining whether boundary strength of the video blocks is a first value, evaluating first conditions using component values of a first component... Agent: The Law Offices Of Gary R. Stanford

20080240256 - Method and apparatus for displaying video data: Provided is a method and apparatus for displaying video data without a display delay. In the method, a code indicating an end of stream is appended so that the code is appended behind a last video stream included in a stream to be displayed when only a part of an... Agent: Sughrue Mion, PLLC

20080240255 - Moving picture communication device, moving picture communication system, and moving picture communication method: A moving picture communication device and a gateway capable of suppressing or limiting image quality deterioration as well as a moving picture communication system including them are provided. Control information 141 is transmitted from a moving picture reception/decoding device 2 to a moving picture encoding/transmission device 3 at a predetermined... Agent: Scully Scott Murphy & Presser, PC

20080240257 - Using quantization bias that accounts for relations between transform bins and quantization bins: Techniques and tools are described for using quantization bias that accounts for relations between transform bins and quantization bins. The techniques and tools can be used to compensate for mismatch between transform bin boundaries and quantization bin boundaries during quantization. For example, in some embodiments, when a video encoder quantizes... Agent: Klarquist Sparkman LLP

20080240258 - Method and system for generating uplink signals from a ground segment: A system and method of generating an output signal includes a receiving system generating a plurality of signals having a first format, an encoder 162 encoding the plurality of signals into a plurality of transport streams and a multiplexer 210. The system also includes a local area network 130 routing... Agent: The Directv Group, Inc. Patent Docket Administration

20080240259 - Gain control method and apparatus: An analog/digital gain control device avoid some of the requirements associated with the nature of a closed-loop AGC circuits and which meets the remaining requirements without much difficulty uses an analog to digital conversion method that increases the number of effective ADC bits by compressing the baseband input analog signal... Agent: Volpe And Koenig, P.C. Dept. Icc

20080240260 - Adaptive channel prediction system and method: A method and system for predicting channel fading, particularly in a mobile wireless environment, that is accurate for long-range predictions. The method comprises estimating a model parameters based on a current channel estimate, and recursively adapting the model parameters to predict future channel fading coefficients until a predetermined re-acquisition condition... Agent: Borden Ladner Gervais LLP Anne Kinsman

20080240266 - Arrangements for monitoring and controlling a transmission path: In one embodiment of the present disclosure, a method for improving communication between a transmitter and a receiver is disclosed. The method can include receiving a first signal having a first power level over a first path, receiving a second signal having a second power level over a second path... Agent: Schubert, Osterrieder & Nickelson, PLLC C/o Intellevate, LLC

20080240267 - Fec in cognitive multi-user ofdma: A multiuser scheme allowing for a number of users, sets of user, or carriers to share one or more channels is provided. In the invention, the available channel bandwidth is subdivided into a number of equal-bandwidth subchannels according to standard OFDM practice. A transmitter transmits data on a set of... Agent: Wolf Greenfield (microsoft Corporation) C/o Wolf, Greenfield & Sacks, P.C.

20080240270 - Interference detection and avoidance signalling and processing: The present invention relates to a method of generating a signal for transmission over a channel subject to transmission conditions. A corresponding signal and a method of receiving a signal over a channel subject to transmission conditions are also disclosed. The invention further relates to a transmitter and a receiver.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080240269 - Method and apparatus for mulitplexing control and data channel: An approach is provided for performing control signaling. Data and control information are received. The control information is orthogonalized using block-level spreading. The data and the orthogonalized control information are multiplexed at a symbol-level.... Agent: Ditthavong Mori & Steiner, P.C.

20080240261 - Method and system for channel estimation in burst mode: The present invention is directed to a system and method for channel estimation for a communication channel such as, for example, that found in a wireless communication network. One or more channel estimates or channel observables can be combined to compute a refined channel estimate, for example, when the channel... Agent: Sheppard, Mullin, Richter & Hampton LLP

20080240268 - Method and system for transmitting/receiving data in communication system: Disclosed is a data transmission/reception method and system for minimizing intercarrier interference (ICI) in a communication system using a multicarrier. The data transmission method by a transmitter includes grouping transmission signals in units of a predetermined number of transmission signals when the transmitter has received the transmission signals, multiplying each... Agent: The Farrell Law Firm, P.C.

20080240271 - Method of managing the operation of a wireless communication device and corresponding wireless device: The method is for managing the operation of a wireless communication device including several different communication modules respectively adapted to operate according to several given communication protocols including a UWB module operating according to a UWB protocol based on an OFDM modulation scheme. The method includes controlling the UWB module... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20080240264 - Methods and systems for transmitting and processing pilot signals: A system and method of transmitting and processing pilot signals includes decorrelating a pilot tone that conveys a pilot signal, performing a channel estimation based on the decorrelated pilot tone to calculate estimated channel values and positioning the estimated channel values consistent with their order in subsequent transmission units. In... Agent: Sheppard, Mullin, Richter & Hampton LLP

20080240262 - Ofdm/ofdma channel estimation: Systems and methods which introduce a variable shift with respect to pilot symbols in providing a data subcarrier channel estimation are shown. Use of pilot symbol shifts may be useful, for example, when path delay is long and/or when non-consecutive, non-uniformly distributed pilot subcarriers are used. The foregoing shift may... Agent: Fulbright & Jaworski L.l.p

20080240263 - Ofdm/ofdma timing synchronization using non-consecutive pilot subcarrier assignment: Systems and methods which are adapted determine timing with respect to an orthogonal frequency division (OFD) channel, such as may be used with respect to an OFDM or OFDMA systems through reliably identifying timing of a first arriving signal path. Embodiments use deconvolution to construct the channel impulse response associated... Agent: Fulbright & Jaworski L.l.p

20080240274 - Precoding apparatus and method in a wireless communication system using multiple input multiple output: A transmission apparatus in a Multiple Input Multiple Output (MIMO)-based wireless communication system. The transmission apparatus includes at least two antenna groups each having at least two antennas, wherein the antenna groups are spaced apart by a first distance and transmit antennas in each antenna group are spaced apart by... Agent: The Farrell Law Firm, P.C.

20080240273 - Radio transmitting apparatus and radio receiving apparatus using ofdm: A radio transmitting apparatus includes an attacher to attach an error-detecting bit to a bit sequence, a coder to perform systematic coding on a bit sequence to which the error-detecting bit is attached to generate an information bit sequence and a parity bit sequence, a first modulator to modulate the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080240275 - Scalable ofdm and ofdma bandwidth allocation in communication systems: Techniques for bandwidth allocation in communication systems such as OFDM, OFDMA, or SC-FDMA systems to improve spectral efficiency and increase flexibility and adaptability with scalable single or multiple-carrier bandwidth allocation characteristics.... Agent: Fish & Richardson, PC

20080240265 - System having an ofdm channel estimator: A method for an operating system including a channel estimation for OFDM systems in a receiver is disclosed. One embodiment provides information indicative of multiple transmitter signals reception characteristics of signals received from multiple transmitters. Then, channel estimation is performed dependent on the information.... Agent: Dicke, Billig & Czaja

20080240272 - Systems and methods for n-dimensional leaf-node prediction for mimo detection: Embodiments achieve favorable performance-complexity trade-offs in MIMO detection for three or more channel inputs. Some embodiments describe systems and methods comprising a leaf node predictor for receiving a processed communications stream, determining at least one channel metric corresponding to the communications stream for a given channel realization, and generating at... Agent: Texas Instruments Incorporated

20080240276 - Multi-input multi-output system for enhancing transmission performance: The present invention relates to a multi-input multi-output (MIMO) system for enhancing transmission performance. The MIMO system uses space-time encoding and transmit antenna selection methods, and includes a transmitter (100) and a receiver (200). The transmitter (100) includes N transmit antennas (130-1, 130-4) that are more than M tansrni antennas... Agent: Staas & Halsey LLP 7th Floor

20080240277 - Reducing computational complexity in maximum likelihood mimo ofdm decoder: A method and a system for reducing computational complexity in a maximum-likelihood MIMO decoder, while maintaining its high performance. A factorization operation is applied on the channel Matrix H. The decomposition creates two matrixes: an upper triangular with only real-numbers on the diagonal and a unitary matrix. The decomposition simplifies... Agent: Fleit Gibbons Gutman Bongini & Bianco Pl

20080240278 - Joint decoding of isi (inter-symbol interference) channel and modulation codes: Joint decoding of ISI (Inter-Symbol Interference) channel and modulation codes. A means is presented by which a single, combined ISI and modulation decoding module is operable to process a signal received from an ISI communication channel and directly to generate a soft estimate of information encoded therein. A single module,... Agent: Garlick Harrison & Markison

20080240280 - Intelligent iterative switch diversity: A method and system to switch among a plurality of antennae used for wireless communications. A first embodiment is a method for using at least one quality metric and at least one time variation indicator of at least one quality metric to selectively switch among a plurality of antennae to... Agent: Venture Pacific Law, PC

20080240279 - Method and device for operating mimo air interfaces in mobile communications systems: The invention concerns a method and device for operating MIMO air interfaces in mobile communications systems, according to which a radio signal is transmitted by a transmitting device via an MIMO channel comprising a number of m subchannels and is received by a receiving device having n antennas. The invention... Agent: The Maxham Firm

20080240281 - Orthogonal reference signal permutation: A method for a wireless communication system is provided. The method includes analyzing a set of signal sources that are operably associated with a set of time domain windows. Often, the method periodically switches the association between the set of time domain windows and the set of signal sources in... Agent: Qualcomm Incorporated

20080240282 - Method and apparatus for quickly detecting a presence of abrupt noise and updating a noise estimate: An apparatus (100) and method (200) for detecting the presence of abrupt noise is provided. The method can include estimating (210) a subband energy of the signal, calculating (220) a peak-to-peak energy difference (345), and calculating (230) a spectrum deviation (426). A request to update a noise channel estimate can... Agent: Motorola, Inc.

20080240283 - Extended serial communication protocols: The present embodiments provide methods, systems and apparatuses that facilitate communication between two or more devices. Some of these methods identify a first communication to be transmitted and generate a first plurality of frames such that bit data of each of the frames of the first plurality of frames is... Agent: Fitch Even Tabin & Flannery

20080240285 - Sequence generating method for efficient detection and method for transmitting and receiving signals using the same: A sequence generation method for allowing a reception end to effectively detect a sequence used for a specific channel of an OFDM communication system, and a signal transmission/reception method using the same are disclosed. During the sequence generation, an index is selected from among the index set having the conjugate... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080240284 - System and method for digital modulation: The present invention is directed to a system and method which allows for power amplification of an input signal using power amplification combined by changing the center frequency with an up-converter to shift a baseband signal to a signal at a carrier frequency in the same process. This then provides... Agent: Fulbright & Jaworski L.l.p

20080240286 - Signal transmission system, method and apparatus: The invention discloses a signal transmission system, method and apparatus, and relates to the fields of communications and broadcast television. It is intended to reduce the hardware cost of the signal transmitting system. The system according to the invention is based on a personal computer operating system, and comprises a... Agent: Calfee Halter & Griswold, LLP

20080240287 - Transmitter: A transmitter capable of suppressing a peak of a transmission signal includes a frequency domain acquisition unit for obtaining a frequency domain signal from the signal for transmission; and a level control unit for controlling a level of the frequency domain signal obtained by the frequency domain acquisition unit to... Agent: Bacon & Thomas, PLLC

20080240288 - Differential transmission circuit, disk array apparatus, and output signal setting method: To provide a signal transmitting/receiving apparatus etc. where a cable length can be measured by using a general-purpose cable, without using an interface. A differential transmission circuit by the present invention includes a signal output circuit sending a high-speed differential signal and a pulse wave; a signal input circuit including... Agent: Nec Corporation Of America

20080240289 - Pilot signal transmission technique and digital communication system using same: In a digital communication system such as a mobile radio system, fading distortion is compensated with a raised precision. In a transmitter, pilot signals are regularly inserted in the information signals. The amplitude of the pilot signals are set larger than the maximum possible amplitude of the information signals. The... Agent: Connolly Bove Lodge & Hutz LLP

20080240290 - Method and device for transmitting outgoing useful signals and an outgoing clock signal: Method and device for transmitting outgoing useful signals and an outgoing clock signal. Useful signals and a clock signal are transmitted from a transmitter via a first line pair and a second line pair to a receiver. A first useful signal is transmitted in the form of a modulated difference... Agent: Dicke, Billig & Czaja

20080240291 - Pre-emphasis automatic adjusting system, method of adjusting pre-emphasis and pre-emphasis setting signal generating circuit: A pre-emphasis automatic adjusting system is provided which is capable of placing the best suitable emphasis against attenuation occurring in a through hole. A step signal is transmitted from a transmitting circuit via a signal transmission path to a receiving circuit with termination of the receiving circuit being released. A... Agent: Jackson Chen Nec Corporation Of America

20080240293 - Digital broadcasting system and method of processing data: A digital broadcast system and method of processing data are disclosed. A channel equalizer includes a frequency domain converter receiving a known data sequence, when the known data sequence is periodically inserted and transmitted in general data, and converting the received data to frequency domain data, a CIR estimator using... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080240292 - System and method for determining signal phase: A receiver circuit (200) is provided, comprising: an agile clock (250) configured to generate an agile clock signal having a controllable agile clock phase based on agile clock control signals; a code processor (260) configured to receive an incoming signal and the agile clock signal, and to generate an on-time... Agent: Posz Law Group, PLC

20080240294 - Method and system for determining and removing dc offset in communication signals: According to one exemplary embodiment, a method and system for determining and removing DC offset in an AC signal includes receiving an AC signal having a first-channel and a second-channel, e.g. an I-channel and a Q-channel, receiving a plurality of first-channel and second-channel samples, storing a negative first-channel sample corresponding... Agent: Farjami & Farjami LLP

20080240295 - Apparatus for recovering carrier wave in digital broadcasting receiver and method therefor: An apparatus for recovering carrier wave in digital broadcasting receiver and a method therefore are disclosed which are capable of easily detecting and correcting frequency offsets of carrier wave without recourse to a pilot signal in a digital broadcasting receiver receiving a broadcasting signal of vestigial sideband (VSB) modulation system,... Agent: Birch Stewart Kolasch & Birch

20080240297 - Digital broadcasting system and method of processing data: A digital broadcast receiving system includes a known data detector, a carrier recovery unit, and a timing recovery unit. The known data detector may detect known data information inserted and transmitted from a digital broadcast transmitting system and using the known data information to estimate initial frequency offset. The carrier... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080240296 - Iterative sequential carrier acquisition: A system and method for iterative sequential carrier acquisition for estimating and correcting large carrier frequency offsets without adding significantly to receiver complexity or preamble length. A coarse frequency estimation is performed during a brief carrier acquisition phase that is completed during a reasonably short preamble, and then the system... Agent: Docket Clerk

20080240298 - Method and/or apparatus for stabilizing the frequency of digitally synthesized waveforms: An apparatus comprising a first circuit, a second circuit, a third circuit and a fourth circuit. The first circuit may be configured to generate a demodulated signal in response to (i) a modulated signal and (ii) a seed value. The second circuit may be configured to generate a first control... Agent: Christopher P Maiorana, PC Lsi Corporation

20080240299 - Demodulation of 16-qam, dcm data symbols using two hybrid-qpsk constellations: In one embodiment, a demapper uses two hybrid-QPSK constellations to demap pairs of equalized data symbols recovered from 16-QAM, DCM OFDM symbols, wherein the equalized data symbols in a pair correspond to the same four-bit group. A first hybrid-QPSK constellation is generated by combining the real components of both 16-QAM... Agent: Mendelsohn & Associates, P.C.

20080240300 - Method of processing abnormal modulation signal, and receiver having abnormal modulation signal compensation function: A method of detecting an abnormal modulation signal, and a receiver for compensating for an abnormal modulation signal are provided. The method includes demodulating an analog input signal, which has been modulated according to modulation parameters, using demodulation parameters corresponding to the modulation parameters to generate a baseband signal; sampling... Agent: Sughrue Mion, PLLC

20080240301 - Architectures for universal or software radio: A system and technique for providing to flexible, programmable frequency estimators and spectrum analyzers that can operate over extremely large bandwidths and yet provide high spectral resolution are described. The acquisition time and hardware complexity of one technique scale as O(N), where N denotes the number of frequency bins acquired.... Agent: Daly, Crowley, Mofford & Durkee, LLP

20080240302 - Communication system with receivers employing generalized two-stage data estimation: A wireless transmit/receive unit (WTRU) is configure to receive and sample wireless signals in a shared spectrum where the wireless signal comprise encoded symbols. The WTRU has a channel estimation device configured to process received signal samples to produce an estimate of a channel response of the received signals corresponding... Agent: Volpe And Koenig, P.C. Dept. Icc

20080240304 - Apparatus and method for interference cancellation in a broadband wireless communication system: An apparatus and a method for interference cancellation in a broadband wireless communication system are provided. A receiving apparatus includes an estimator, a channel compensator, and a demodulator. The estimator estimates channels of a desired signal and at least one interference signal, estimates noise, calculates a mean interference power of... Agent: JeffersonIPLaw, LLP

20080240303 - Map detector with a single state metric engine: A MAP detector includes a single state metric engine that performs forward and backward processing to produce forward and backward state metrics. The state metric engine includes a plurality of processes that each perform both the forward and the backward processing operations. The system further includes memory that stores the... Agent: Cesari And Mckenna, LLP

20080240305 - Message decoding with apriori information and soft combining: A method and arrangement for improving channel decoding performance in a radio receiver. Data bits from previously decoded messages are analyzed to provide a priori information to a channel decoder which is decoding a currently received message of the same type. The invention may analyze both the header and data... Agent: Ericsson Inc.

20080240308 - Apparatus and method for estimating channel using sliding windows in a broadband wireless communication system: An apparatus and a method for estimating a channel using sliding windows in a broadband wireless communication system are provided. The apparatus includes an estimator, a first calculator, a second calculator, and a third calculator. The estimator estimates a speed of travel. The first calculator calculates a time correlation values... Agent: JeffersonIPLaw, LLP

20080240306 - Correlation device for performing correlation on a received global navigation satellite system signal and method for same: The invention provides a correlation device performing correlation on a received Global Navigation Satellite System (GNSS) signal. The correlation device comprises a first decimation module, a second decimation module, and a correlation module. The first decimation module decimates a plurality of samples of the received GNSS signal to obtain a... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080240307 - Single carrier high rate wireless system: The present invention relates to a signal generator and signal processor for single carrier wireless communication systems with frequency domain equalizer, which are operable to use pseudorandom-noise sequences for cyclic prefix. The different arrangements and examples of said pseudorandom-noise sequences could be used for coarse timing synchronization, channel estimation, carrier... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080240309 - Efficient and flexible numerical controlled oscillators for navigational receivers: Provided herein are systems and methods for achieving long integration of an input signal by compensating the frequency and phase of each sample of the input signal. In an embodiment, a Numerical Controlled Oscillator (NCO) of the receiver is modified to include a variable control input that allows the output... Agent: Orrick, Herrington & Sutcliffe, LLPIPProsecution Department

20080240311 - Frequency offset correction: A frequency error correction scheme applicable in a receiver of a mobile telecommunication system is presented. The present frequency error correction scheme is carried out in a time domain after an equalization process. The present frequency error correction scheme may be applied to a base station receiving signals transmitted according... Agent: Squire, Sanders & Dempsey L.L.P.

20080240310 - Method for estimating and compensating frequency offset and frequency offset estimation module: A method for estimating frequency offset is provided. First, a baseband signal with a preamble featuring quasi-periodic property is received. Next, the quasi-periodic property of the preamble of the received baseband signal is reconstructed by interpolation. Next, a frequency offset angle is estimated by using the reconstructed baseband signal. The... Agent: Jianq Chyun Intellectual Property Office

20080240312 - Radio receiver having a multi-state variable threshold automatic gain control (agc) for fast channel scanning acquisition and method for using same: A radio receiver (300) having a multi-state variable threshold automatic gain control (AGC) for fast channel scanning acquisition includes an amplifier (303) having an automatic gain control (AGC) for controlling the gain of a receiver analog signal. An analog-to-digital converter (ADC) (311) is used for converting the receiving analog signal... Agent: Motorola, Inc

20080240314 - Channel estimation with effective co-channel interference suppression: A method for a wireless communication system is provided. The method includes isolating a set of pilot signals, where the pilot signals are associated with multiple base stations or multiple sectors of a single base station. This includes nulling a subset of the pilot signals to mitigate co-channel interference and... Agent: Qualcomm Incorporated

20080240313 - Closed loop adaptive clock rfi mitigation: A method according to one embodiment for mitigating radio frequency interference by identifying system clocks, identifying active radio channels, measuring clock harmonics in or near the active radio channels, determining potential interference occurring if the clocks were moved to new fundamental frequencies, and shifting clock fundamental frequencies to reduce interference... Agent: Grossman, Tucker, Perreault & Pfleger, PLLC C/o Intellevate, LLC

20080240317 - Digital filter: Digital filter (104), comprising: a first frequency shifting mechanism (106) configured to shift an input spectrum (H(f)) of an input signal (100) by a first frequency distance (F1) to obtain a shifted frequency signal (122) with a shifted spectrum; a filter (108), configured to filter said shifted frequency signal with... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080240315 - Method of processing a digital signal derived from an analog input signal of a gnss receiver, a gnss receiver base band circuit for carrying out the method and a gnss receiver: For suppression of continuous wave interferers at, e.g., up to four interferer frequencies (f1, f2, f3, f4) in a GNSS receiver base band circuit a raw digital signal is, in a band stop unit (21), shifted, by a first mixer (31a), by the negative of the first interferer frequency (f1)... Agent: Oliff & Berridge, PLC

20080240316 - Receiver, receiving method, filter circuit, and control method: A receiver supporting a plurality of radio communication systems having different specifications includes a setting unit, a clock generation circuit, a voltage-current conversion amplifier, a switch, integrators, an AD conversion circuit, and a feedback circuit. The setting unit sets a value suitable for a carrier frequency used in one selected... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080240319 - Measuring a horizontal eye opening during system operation: In one embodiment, the present invention includes a method for receiving an incoming signal from a communication channel at a receiver, sampling the incoming signal in first and second samplers that are independently clocked, comparing outputs of the samplers, and outputting a measure of a horizontal eye opening of the... Agent: Trop Pruner & Hu, PC

20080240318 - Recovering precoded data using a mueller-muller recovery mechanism: In one embodiment, the present invention includes an apparatus having a digital signal processor (DSP) coupled to receive a digitized signal. The DSP may be controlled to perform a timing recovery mechanism that implements a Mueller and Müller (MM)-based algorithm to generate a sensor output responsive to the digitized signal,... Agent: Trop Pruner & Hu, PC

20080240320 - Transmit clock generator: A transmit clock generator includes a first local clock generator and a second local clock generator, each receiving an external PLL clock signal and respectively generating first and second divided clock signals. A synchronization signal is applied to the first local clock generator and second local clock generator during a... Agent: Ibm Corporation RochesterIPLaw Dept 917

20080240321 - Aligning timebases to share synchronized periodic signals: A system and method for aligning a local timebase to a remote timebase given a timebase error value from a higher-level protocol, and using the aligned timebases to generate and distribute synchronized events and synchronized adjustable frequency periodic signals across a domain using the aligned timebases. Slightly speeding up or... Agent: Jeffrey C. Hood Meyertons Hood Kivlin Kowert & Goetzel PC

20080240322 - Communication controller and method for saving power in transmitting and receiving: A communication controller mounted on a node includes a data communicator transmitting a data signal, a transmission cycle information decider deciding transmission cycle information of that node on the basis of occurrence frequency of traffic, and a timing control signal receiver receiving a timing control signal. The timing control signal... Agent: Rabin & Berdo, PC

20080240323 - Method and apparatus for dormant mode support with paging: Apparatuses and methods are disclosed herein for implementing dormant mode with paging in a WLAN. Power savings in the computing device and reduction in traffic across the network are achieved by requiring a computing device to inform the WLAN of its location only when it crosses a paging area boundary... Agent: Blakely Sokoloff Taylor & Zafman LLP

20080240324 - Independent dispatch of multiple streaming queues via reserved time slots: Technologies for scheduling the dispatch of multi-channel isochronous constant-rate data, such as real-time and/or streaming audio data, video data, or the like. The technologies include systems and methods that provide for the independent dispatch of such data from each of multiple channels such that data delays in one channel have... Agent: Microsoft Corporation

20080240325 - High-speed receiver architecture: A receiver (e.g., for a 10 G fiber communications link) includes an interleaved ADC coupled to a multi-channel equalizer that can provide different equalization for different ADC channels within the interleaved ADC. That is, the multi-channel equalizer can compensate for channel-dependent impairments. In one approach, the multi-channel equalizer is a... Agent: Fenwick & West LLP

20080240326 - High speed digital waveform identification using higher order statistical signal processing: In some embodiments an apparatus includes a higher order statistical signal processor to process a jittered digital signal, a diagonal line average unit to identify a distinct line in a signal output from the higher order statistical signal processor, and a peak detection unit to determine a peak value in... Agent: Intel/bstz Blakely Sokoloff Taylor & Zafman LLP

20080240328 - Jitter detection circuit and jitter detection method: A jitter detection circuit comprises: an oscillation circuit; a measurement period setting circuit for outputting a measurement period signal based on a measurement period specifying signal, said measurement period setting circuit receiving the output clock from a PLL circuit; a counter for counting the number of clock cycles output from... Agent: Mcginn Intellectual Property Law Group, PLLC

20080240327 - Semiconductor memory device capable of controlling tac timing and method for operating the same: A semiconductor memory device is capable of controlling a tAC with a timing margin in an output data process. The semiconductor memory device includes a delay locked loop circuit, a tAC control unit, a reference signal generating unit, and a data output block. The delay locked loop circuit produces delay... Agent: Mcdermott Will & Emery LLP