Pulse or digital communications inventions 05/08

20080123718 - Positioning apparatus and control method thereof: A positioning apparatus is provided that reduces the time required to acquire spreading codes of satellite signals. In a positioning apparatus (100) having a plurality of channels CH1, CH2, . . . , a spreading code generator (104) provided for each channel generates a spreading code of a GPS satellite... Agent: Greenblum & Bernstein, P.L.C

20080123719 - Joint detection-decoding receiver of ds-cdma system: A joint detection-decoding receiver using a multistage parallel interference canceller for selectively estimating a partial codeword corresponding to a state transition (branch) is disclosed. The JDD receiver of the DS-CDMA system includes a PIC that employs a state sequence to selectively carry out a symbol estimation of a partial codeword... Agent: Sughrue Mion, PLLC

20080123720 - Digital demodulation ic: An I2C control unit stores set data in a register, the set data concerning operation of a gate circuit and a clock generator, according to address data from an external CPU. For analog TV broadcasting, the gate circuit is opened to thereby suspend operation of the clock generator. The set... Agent: Osha Liang L.L.P.

20080123721 - Serial-to-parallel transceiver with programmable parallel data path width: A system and method are provided for programming the parallel path width in a serial-to-parallel path transceiver. Initially, the transceiver is programmed to select a link layer (layer 1) protocol, such as Gigabit Ethernet (GBE) or SONET. The method accepts serial digital data in the selected protocol at a serial... Agent: Gerald W. Maliszewski

20080123722 - Transmitters providing cycle encoded signals: In some embodiments, the inventions includes a transmitter including a cycle encoding circuit to receive a data input signal and to provide a full cycle encoded signal in response thereto by continuously joining portions of different encoding signals. Some of the encoding signals have a different frequency than others of... Agent: Blakely Sokoloff Taylor & Zafman

20080123723 - Data transmission/reception system: An amplifier (unit) linked via a daisy type serial bus sends a transmission start signal SC and then sends the local data DATAn. If data from an amplifier at the downstream side is not received before transmission of the local data DATAn is completed, the delimit of the data from... Agent: Staas & Halsey LLP

20080123724 - Signal processing circuit: A signal processing system is disclosed. The system includes: a first synthesizer and a second synthesizer, for respectively generating a first frequency and a second frequency; a first RF circuit; a first analog front end (AFE); a second RF circuit; and a second AFE, wherein the first RF circuit and... Agent: Birch Stewart Kolasch & Birch

20080123725 - Method and device for determining transmit power spectral density: A method for determining transmit power spectral density (PSD), includes: calculating time sharing parameters corresponding to transmission patterns for all users in each frequency band; and determining transmit PSD according to the transmission patterns and the time sharing parameters. A device for determining a transmit PSD including a calculation module... Agent: Marshall, Gerstein & Borun LLP

20080123726 - Frequency-locking device and frequency-locking method thereof: The invention proposes a simple method suitable for automatically locking frequency during USB data communication. Based on the soft plug/unplug concept proposed in the contents and the error handling mechanism defined in the USB specification, we can calibrate the clock frequency of the digitally controlled oscillator (DCO), through the token... Agent: Birch Stewart Kolasch & Birch

20080123727 - Apparatus and method of equalisation: To reduce the number of components needed when compared with an exact-calculation analog equalizer, an analog equalizer includes an iterative mechanism arranged in operation to generate an estimate of marginal posterior expectations for received bit values.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080123728 - Channel memory length selection method and apparatus for wireless communication systems: A channel memory length selection method for wireless communication systems is provided. The method comprises estimating an initial channel impulse response (CIR) for the wireless communication system; determining a first refined CIR with a first group of taps and a second refined CIR with a second group of taps based... Agent: Squire, Sanders & Dempsey L.l.p

20080123729 - Adaptive cable equalizer: An adaptive cable equalizer includes a data signal input unit, a clock signal input unit, a variable equalizer that inputs a data signal input from the data signal input unit, and a transition time measuring portion that measures a transition time of a data signal output from the variable equalizer,... Agent: Hamre, Schumann, Mueller & Larson P.C.

20080123730 - System and method for implementing a single-wire serial protocol: A method and apparatus for a single-wire serial communication includes defining a predetermined short pulse as data and a predetermined long pulse as a data separator.... Agent: Perkins Coie LLP Patent-sea

20080123731 - Frequency resolution using compression: In a frequency analysis system, such as a signal detection system or a spectrum analyzer, the frequency domain resolution is enhanced by compression and decompression of the signal samples. The limited capacity of the data storage and/or data transfer resources limit the number of samples that can be stored or... Agent: Haynes Beffel & Wolfeld LLP

20080123735 - Apparatus and method for processing image: An image processing apparatus includes a decoding unit configured to decode coded image data; a filtering unit configured to filter the image data; an analog-image output unit configured to convert the image data into analog signals and output the analog signals in an analog manner; a digital-image output unit configured... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080123736 - Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium: The present invention makes it possible to include, when encoding processing is applied to three color components using a 4:0:0 format, data for one picture in one access unit and makes it possible to set the same time information or the same set encoding modes among the respective color components.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080123737 - Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium: The present invention makes it possible to include, when encoding processing is applied to three color components using a 4:0:0 format, data for one picture in one access unit and makes it possible to set the same time information or the same set encoding modes among the respective color components.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080123733 - Method and apparatus for selecting a reference frame for motion estimation in video encoding: Method and apparatus for selecting a reference frame for motion estimation in a video encoder is described. In one example, motion estimation is performed on a current macroblock in a current frame with respect to a reference frame to obtain a motion vector, a sum of absolute difference (SAD), a... Agent: Motorola, Inc. Law Department

20080123732 - Method and system for configuring decoding based on detecting transport stream input rate: Systems and methods for processing multimedia information are disclosed and may include adjusting a decoding rate for a received transport stream based on a ratio of a plurality of accumulated program clock reference (PCR) values and a corresponding plurality of accumulated system time clock (STC) values. The received transport stream... Agent: Mcandrews Held & Malloy, Ltd

20080123738 - Systems methods for adjusting targeted bit allocation based on an occupancy level of a vbv buffer model: The invention is related to methods and apparatus that advantageously improve bit rate control in a video encoder, such as an MPEG video encoder. One embodiment of the invention advantageously varies the targeted bit allocation for a picture to be encoded based on an occupancy level of a buffer model,... Agent: Rosenberg, Klein & Lee

20080123734 - Video generation system and method: A video generation system and method is disclosed. The system includes a network, a camera device and a server. The camera device is for capturing an original video. The original video is transmitted by the network to the server. The server has a feature recognition unit, a medium object modification... Agent: Rosenberg, Klein & Lee

20080123739 - Wireless transmission of high quality video: A method of transmitting video images. The method includes providing a high definition video stream, compressing the video stream using an image domain compression method, in which each pixel is coded based on a vicinity of the pixel and transmitting the compressed video stream over a fading transmission channel.... Agent: Prtsi

20080123740 - Video de-noising algorithm using inband motion-compensated temporal filtering: Method for de-noising video signals in which a wavelet transformer (12) spatially transforms each frame of a video sequence into two-dimensional bands which are subsequently decomposed in a temporal direction to form spatial-temporal sub-bands. The spatial transformation may involve the application of a low band shifting method to generate shift-invariant... Agent: Philips Intellectual Property & Standards

20080123741 - Method and system for intelligent video adaptation: A system (100) and method (200) for efficient video adaptation of an input video (102) is provided. The method can include segmenting (210) the input video into a plurality of video shots (142) using a video trace (111) to exploit a temporal structure of the input video, selecting (220) a... Agent: Akerman Senterfitt

20080123742 - Selective inter-layer prediction in layered video coding: Systems and methods for using selective inter-layer prediction during layered video coding operations are described. In one aspect, a layered coded video structure is generated by selectively employing only objectively efficient inter-layer predictions between respective frames. Responsive to receiving a request for coded video data, one or more layers of... Agent: Lee & Hayes PLLC

20080123743 - Interpolated frame generating method and interpolated frame generating apparatus: According to one embodiment, an interpolated frame generating method of generating a new interpolated frame to be inserted between sequential frames by using a plurality of input frame images, comprises detecting a motion vector of an object in frame images by block matching processing between the input frame images, determining... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080123748 - Compression circuitry for generating an encoded bitstream from a plurality of video frames: Data is discrete cosine transformed and streamed to a processor where quantized and inverse quantized blocks are generated. A second streaming data connection streams the inverse quantized blocks to an inverse discrete cosine transform block to generate reconstructed prediction error macroblocks. An addition circuit adds each reconstructed prediction error macroblock... Agent: Gardere Wynne Sewell LLP Intellectual Property Section

20080123746 - High efficiency encoder and video information recording/reproducing apparatus: In a high-efficiency encoder which performs motion-compensation prediction, an intra-field is set every n fields. The presence of a scene change is detected. When a scene change occurs, a reference picture of motion-compensation prediction is switched, or the field immediately after the scene change is set as an intra-field.... Agent: Birch Stewart Kolasch & Birch

20080123745 - Image coding apparatus and image coding method: In a coding apparatus for performing motion-compensated coding, N (M>N≧2)-arized images are converted from a coding target image and reference image as M-arized images, and a motion search is conducted using the N-arized images. During this process, the coding apparatus applies low-pass filter processing to the coding target image and... Agent: Fitzpatrick Cella Harper & Scinto

20080123747 - Method and apparatus for encoding and decoding video images: A method of and apparatus for encoding and/or decoding an image are provided, in which motion estimation and compensation are performed by using a reference background image and a reference object image extracted from an input image frame. In the method and apparatus, a background image of each of input... Agent: Sughrue Mion, PLLC

20080123744 - Tiled memory array for full search motion estimation: A plurality of memory circuits and a logic circuit. The plurality of memory circuits may be configured to store a plurality of pixels. The pixels may be used in a motion estimation stage of a video encoder. The logic circuit may be configured to (i) control which of the pixels... Agent: Lsi Corporation

20080123749 - Method of transmitting at varying bit rates through a transmission channel: The invention relates to a method of transmitting an audio and/or video program via a transmission channel at adjustable bit rates, the method implementing an adjustment of at least one encoding and/or transmission parameter as a function of at least one setpoint vector having at least one dimension and representing... Agent: Clark & Brody

20080123751 - Method and apparatus for encoding plural video signals as a single encoded video signal, method and apparatus for decoding such an encoded video signal: There are DVD discs that provide a recorded video sequence with different viewing angles. However, because it takes some time to start decoding of an encoded video sequence and the different angle views each relate to corresponding differently encoded video streams, such switching causes a delayed response to a user's... Agent: Joseph J. Laks Thomson Licensing LLC

20080123750 - Parallel deblocking filter for h.264 video codec: A process and apparatus for implementing parallelization in deblocking filter used in a an H.264 codec are disclosed. In the preferred embodiment, the process is carried out on a parallel architecture consisting of a plurality of groups, each consisting of eight clusters, wherein each cluster is a separate processor capable... Agent: Knobbe Martens Olson & Bear LLP

20080123752 - Shift space-time coding for digital video broadcasting systems: A shift space-time encoding scheme applies STBC over hierarchical modulation. A low-priority bit stream is modulated to complex symbols using STBC encoding and a high-priority bit stream is modulated to complex symbols without STBC encoding. Complex symbols from the low-priority bit stream together with the complex symbols from the high-priority... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080123753 - System and method for outputting video streams: A structure outputting a decoded video stream includes a processing block and a range modification circuit. The processing block decodes an input stream to generate and store a decoded stream in a decoded picture buffer, wherein the decoded stream comprises a luminance component and a chrominance component a decoded stream.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080123754 - Method of filtering pixels in a video encoding process: A method and apparatus, particularly suited to SIMD instruction sets, to filter streaming video information encoded under a predictive encoding algorithm specified under video encoding standards, such as MPEG 4 or H.264/AVC. The filtering operation de-blocks or removes unwanted borders in the perceived video. During the filtering process, a series... Agent: Lawrence Harbin Mcintyre Harbin & King LLP

20080123757 - Apparatus and method for receiving an orthogonal frequency division multiplexed signal: The value of a pilot signal extracted from the received signal is divided by the known value (sm,n) of the pilot signal to obtain a channel characteristic value (3), changes in the timing of the Fourier transform are detected (5), and on the basis of the detected result, interpolated data... Agent: Birch Stewart Kolasch & Birch

20080123759 - Channel estimating apparatus and method for use in a broadband wireless communication system: A Channel estimating apparatus and method for use in a broadband wireless communication system are provided. The receiving method includes determining a control unit for a channel estimation using burst allocation information of selected sectors; extracting pilot symbols from received data based on the control unit; and acquiring a channel... Agent: JeffersonIPLaw, LLP

20080123758 - Channel estimation method and apparatus in orthogonal frequency division multiplexing system: Disclosed is a channel estimation method and apparatus in an OFDM system. The method includes performing channel estimation at a pilot position of a received symbol, thereby calculating a first channel estimate, performing diagonal interpolation between the first channel estimate and a channel estimate for another pilot position that is... Agent: The Farrell Law Firm, P.C.

20080123760 - Interference canceling apparatus and method for use in a broadband wireless communication system: An interference canceling apparatus and method in a broadband wireless communication system is provided. The method includes deriving a first channel estimate value of a desired signal and a first interference channel estimate value of an interference signal by using burst allocation information of selected sectors or cells; deriving a... Agent: JeffersonIPLaw, LLP

20080123755 - Method and apparatus for data transmission: A first device provides a first signal transmitted to a second device. The second device generates information related to precompensation based on the first signal.... Agent: Infineon Technologies Ag Patent Department

20080123756 - Mimo passive channel emulator: Embodiments of methods and means for passively emulating channels in a multiple-input multiple output (MIMO) system are provided. Such embodiments include passively splitting a plurality of radio frequency signals into a greater plurality of such signals. Each of the greater plurality of radio frequency signals can then be selectively and... Agent: Lee & Hayes, PLLC

20080123762 - Optimum radio communication method with radio frame variable control and radio communication system using the same: Not only pilot channel symbols but also control channel symbols can be flexibly decreased in a radio communication system, which includes a transmission side apparatus transmitting a data frame where a plurality of continuous or discontinuous frequency areas are assigned to one transfer time block and a frame is formed... Agent: Bingham Mccutchen LLP

20080123761 - Spur mitigation techniques: Spurs cause significant problems with signal detecting, amplifier gain adjustment, and signal decoding. Various techniques can be used to mitigate the effects of spurs on a received signal. Generally, these techniques work by either canceling or ignoring the spurs. For example, a pilot mask can be used to ignore pilot... Agent: Bever Hoffman & Harms, LLP

20080123763 - Systems and methods for rapid signal detection and identification: The present invention comprises systems, methods, and devices for detecting the presence of a specified signal type by autocorrelating the signal with a time-delayed copy of itself, by simultaneously crosscorrelating the signal with an expected signal type, and by then comparing the results of the autocorrelation and crosscorrelation to determine... Agent: Stolowitz Ford Cowger LLP

20080123764 - Wireless communications apparatus: In a lattice-reduction-aided receiver based wireless communications system, soft estimates of transmitted bit values are determined from a received signal by applying lattice reduction to the channel estimate and equalising the received signal in accordance with the reduced basis channel, and determining probabilities of transmitted bits having particular values. The... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080123765 - Delay insensitive data transfer apparatus with low power consumption: Provided is a delay insensitive (DI) data transfer apparatus with low power consumption. The apparatus, includes: N number of encoders configured to receive and encode input request and data signals, where each of the N number of encoders includes: a reference current source circuit configured to generate a current; and... Agent: Ladas & Parry LLP

20080123769 - Method and apparatus for executing mimo eigenmode transmission: Antennas transmit signals weighted by a weight vector. A control unit acquires, via a radio unit and the like, a predetermined column from a steering matrix derived by performing singular value decomposition on a channel matrix whose element values are channel characteristics between a plurality of transmitting antennas and a... Agent: Mcdermott Will & Emery LLP

20080123766 - Method and apparatus for transmitting/receiving data in an orthogonal frequency division multiple access system: A method for transmitting data in an Orthogonal Frequency Division Multiple Access (OFDMA) system. The data transmission method includes determining a number of diversity tiles, each of which includes physically separated frequency resources; dividing an entire system band into diversity subbands including the diversity tiles and localized subbands including localized... Agent: The Farrell Law Firm, P.C.

20080123768 - Method, system and apparatus for applying hybrid arq to the control of transmit diversity: A method, system and apparatus using hybrid automatic repeat-request (HARQ) to enhance a system throughput in a transmit diversity system. Embodiments of the present invention may include a method including receiving a quality-indication signal such as a HARQ from the base station, calculating a complex weighting based on the quality-indication... Agent: Pearl Cohen Zedek Latzer, LLP

20080123767 - Ofdm receiver using time-domain and frequency-domain equalizing and time domain equalizer: An orthogonal frequency division multiplexing (OFDM) receiver capable of improving equalization performance is provided. In the OFDM receiver receiving an OFDM signal having a frame structure constructed with one reference symbol and a plurality of data symbols following the reference symbol, the OFDM receiver includes: a synchronizer which detects a... Agent: Lowe Hauptman Ham & Berner, LLP

20080123770 - Apparatus and method providing non-linear adaptive signal tracking: An apparatus providing additional response for a distortion correcting device that receives a first signal at a correcting input and provides a first delayed output signal at an output includes: (a) A first signal combiner coupled with an input and the correcting input. (b) A delay unit coupled with the... Agent: Texas Instruments Incorporated

20080123771 - Systems and arrangements for controlling an impedance on a transmission path: Systems for making impedance adjustments that will auto-tune a communication path is disclosed. The method can utilize time domain reflectometry (TDR) to acquire data about impedance mismatches and can adjust the termination impedances based on the acquired data. A system is also disclosed that has an isolator to decouple a... Agent: Ibm Coporation (rtp) C/o Schubert Osterrieder & Nickelson PLLC

20080123772 - Sound signal processing system and related apparatus and method: The invention discloses a finite impulse response (FIR) filter for processing a digital input signal to generate a digital output signal. The FIR filter has a tap amount N and a decimation ratio D. The FIR filter includes a first memory, a multiplier, and an accumulation module. For each input... Agent: North America Intellectual Property Corporation

20080123773 - Transmission device, image data transmission system and transmission method: A transmission device includes: a storage unit that holds test data used for checking occurrence/nonoccurrence of a communication abnormality; a serial conversion unit that converts image data to be transmitted and the test data stored in the storage unit into serial data; a transmission unit that transmits the serial data... Agent: Oliff & Berridge, PLC

20080123774 - Polar modulator arrangement, polar modulation method, filter arrangement and filtering method: A polar modulator arrangement includes a first and a second node to receive a signal having a first and a second component corresponding to an amplitude component and a phase component. A frequency separation device separates the first component into a low-frequency portion and a high-frequency portion depending on a... Agent: Eschweiler & Associates LLC

20080123776 - Dynamic power spectrum management method, spectrum optimization system and client device: The present invention provides a dynamic power spectrum management method, a spectrum optimization system, and a client device, which can improve spectrum management. The method includes: calculating, from a tax factor containing user crosstalk information, a water-filling parameter corresponding to the case that total power of each user is below... Agent: Ladas & Parry LLP

20080123775 - Modifying a signal by controlling transmit diversity parameters: A feedback signal is received from a feedback communication device. The feedback signal provides feedback information for a signal at a feedback rate. A modifying communication device modifies the signal by adjusting a nominal value of a transmit diversity parameter in accordance with the feedback information at a nominal value... Agent: Pearl Cohen Zedek Latzer, LLP

20080123777 - Direct digital frequency synthesizer with phase error correction, method therefor, and receiver using same: A receiver (1000) includes a direct digital frequency synthesizer (DDFS) (700) and first (1040) and second (1042) mixers. The DDFS (700) has a first output for providing a first local oscillator signal, and a second output for providing a second local oscillator signal offset from a quadrature relationship with the... Agent: Larson Newman Abel Polansky & White, LLP

20080123778 - Data receiving apparatus: A data receiving apparatus capable of reducing bit errors caused by noise includes a threshold value calculation unit, a judgment timing output unit, a data judgment unit, and a majority-rule judgment unit. The threshold value calculation unit calculates a plurality of different threshold values to judge whether the status of... Agent: Bingham Mccutchen LLP

20080123779 - Demand-assigned multiple access (dama) communication device and associated acquisition methods: The communications terminal and acquisition method is for use with Continuous Phase Modulation (CPM) and Phase Shift Keying (PSK) modulation-type signals, each modulation-type signal having a respective preamble phasing sequence. The communications terminal may include a wireless communications device to receive a modulated signal having one of the CPM and... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20080123781 - Apparatus and method using reduced memory for channel decoding in a software-defined radio system: A maximum a posteriori probability (MAP) block decoder for decoding a received data block of input samples. The MAP block decoder segments the received data block into at least a first segment and a second segment and calculates and stores alpha values during forward processing of the first segment. The... Agent: Docket Clerk

20080123780 - Determining oversampled data to be included in unit intervals: In some embodiments, a chip includes sampling circuitry to produce oversampled data from a received signal, and logic to determine which of the oversampled data are to be part of different unit intervals, wherein some of the unit intervals have a number of oversampled data that is different than a... Agent: Silicon / Blakely Blakely Sokoloff Taylor & Zafman

20080123782 - Maximum likelihood channel estimator: A system and method are provided for maximum likelihood estimation in a channel receiving data with inter-symbol interference (ISI). The method receives a serial stream of digital information bits. Decisions are made concerning the received information bit values, which the method accepts as processed information, with soft decisions (SDs) and... Agent: Gerald W. Maliszewski

20080123783 - Run length limiting apparatus and run length limiting method: According to one embodiment, a run length limiting apparatus comprises an input section configured to input, a digital data string including a predetermined number of symbols which have the same number of bits, a search section configured to search for a specific symbol having a pattern that does not match... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080123784 - Correlation method and signal processing method of cdma receiver using mapping: A correlation method of a code division multiple access receiver using mapping. Digital data with each signal composed of two bits are packed by a predetermined packing unit; blocking the packed data into data blocks according to a size corresponding to the repetition period of a C/A code. The packed... Agent: Lowe Hauptman Ham & Berner, LLP

20080123785 - Methods and apparatus for simultaneous automatic gain, phase and dc offset correction in communication receivers: Described herein is a method of automatic gain control and simultaneous digital correction of three types of variations in I/Q receivers: gain imbalance, phase imbalance, and DC offset. Three adaptation loops can operate simultaneously and use the output of an analog to digital converter (ADC) as their input, with the... Agent: Blakely Sokoloff Taylor & Zafman

20080123786 - Method and apparatus for detecting and correcting modulated signal impairments: The present invention is directed to a method and system for detecting and compensating for signal impairments in modulated signals. Phase noise and gain noise based signal impairments can be detected as a function of the difference between the optimal position in the constellation grid (the center) and the actual... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.C.

20080123787 - Method and apparatus for detecting and correcting modulated signal impairments: The present invention is directed to a method and system for detecting and compensating for signal impairments in modulated signals. Phase noise and gain noise based signal impairments can be detected as a function of the difference between the optimal position in the constellation grid (the center) and the actual... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.C.

20080123788 - Method and apparatus for detecting and correcting modulated signal impairments: The present invention is directed to a method and system for detecting and compensating for signal impairments in modulated signals. Phase noise and gain noise based signal impairments can be detected as a function of the difference between the optimal position in the constellation grid (the center) and the actual... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.C.

20080123789 - Audio/video data synchronization apparatus for transmitting uncompressed audio/video data: Disclosed is an audio/video data synchronization apparatus for directly transmitting decoded audio/video data to an external device, without compressing the data, using UWB communication. The apparatus synchronizes video and audio data stored in a terminal without compressing the data and simultaneously transmits the data to an external device using UWB... Agent: The Farrell Law Firm, P.C.

20080123790 - Serial digital data communication interface: A serial protocol and interface for data transmission from a data transmitter 12 to a data receiver 14 where the propagation delay may be up to several clock cycles long and may be varying slowly. The data receiver provides a clock to the data transmitter. A synchronization signal provided by... Agent: Wolf Greenfield & Sacks, P.C.

20080123791 - Mobile wireless communication apparatus, wireless communication apparatus and communication processing method: Both a pre-word (PW) and a sync word (SW) are used to establish a synchronization or only the sync word (SW) is used to establish a synchronization in accordance with an operational status related to the synchronization in a mobile wireless communication apparatus. For example, during an initial synchronization with... Agent: Eric Robinson

20080123792 - Apparatus and method for transmitting signals over a signal line: An apparatus for transmitting signals over a signal line includes a transmitter with an output connectable to the signal line, for a synchronization signal in a power saving mode and a wanted signal in a normal mode of operation, wherein the synchronization signal has a reduced amplitude as compared to... Agent: Slater & Matsil LLP

20080117952 - Self-supporting simplex packets: Existing message fields and/or message parameters are configured to facilitate the packet and message synchronization and decoding tasks that conventionally rely upon a known bit sequence in each packet, thereby eliminating the need for a predefined message preamble in each packet. In example embodiments, the unique identifier of each transmitter... Agent: Robert M. Mcdermott, Esq.

20080117953 - Frequency offset estimation circuit of receiving device of wireless transmission system: The present invention is related to a frequency offset estimation circuit of receiving device of wireless transmission system, which includes a delay unit, a multiplier, an angle estimator, a compensation unit, and an arithmetic logic unit. The delay unit receives a preamble symbol of a baseband and delays the preamble... Agent: Rosenberg, Klein & Lee

20080117954 - Frequency-hopping analysis circuit of receiving apparatus in wireless transmission system: The present invention relates to a frequency-hopping analysis circuit of a receiving apparatus in a wireless transmission system, which includes an RF receiving circuit, a detection circuit, and a matching module. The RF receiving circuit receives an RF signal according to an initial frequency-hopping sequence to produce a baseband signal.... Agent: Rosenberg, Klein & Lee

20080117955 - Spread-spectrum phase and channel tracking: Common components are used to detect messages from a variety of transmitters, and the characteristics of each detected message are used to dynamically configure the demodulation process for each message. Channelization is selectively performed before, after, or before-and-after de-spreading, depending upon the particular environment and/or the particular characteristics of the... Agent: Robert M. Mcdermott, Esq.

20080117956 - High impedance state for digital subscriber line transceivers on copper pairs: The high speed communication device can present a high impedance to the transmission line with respect to the normal line impedance when the transmitter is not coupled to the transmission line interface, and the high speed communication device can present an impedance to the transmission line that is substantially equal... Agent: Maitreya P. Jani Welsh & Katz, Ltd.

20080117957 - High impedance state for digital subscriber line transceivers on copper twisted pairs: The high speed communication device can present a high impedance to the transmission line with respect to the normal line impedance when the transmitter is not coupled to the transmission line interface, and the high speed communication device can present an impedance to the transmission line that is substantially equal... Agent: Maitreya P. Jani Welsh & Katz, Ltd.

20080117958 - Methods and apparatus for processing radio modem commands during network data sessions: In one illustrative example, a radio modem device includes a serial interface adapted for connection to a host device via a wired serial link with use of a Point-to-Point Protocol (PPP) connection; a radio modem router coupled to the serial interface; a radio modem server coupled to the radio modem... Agent: John J. Oskorep, Esq. One Magnificent Mile Center

20080117959 - False alarm reduction in detection of a synchronization signal: Techniques for selectively filtering a received signal in order to reduce false alarms in the detection of a synchronization signal are described. In one design, frequency characteristics of a received signal may be estimated. Large spectral peaks in the estimated frequency characteristics may be detected. Filter coefficients for a pseudo-whitening... Agent: Qualcomm Incorporated

20080117960 - Determining frequency components of jitter: A method of determining frequency components of jitter in a waveform is provided. The method comprises strobing a waveform having a repetitive pattern. Forming a locally-in-order strobing scheme of a representative one of the repetitive pattern including subsets of locally-in-order strobes. Locating transition regions in the subsets of locally-in-order strobes.... Agent: Fogg & Powers / Teradyne

20080117961 - Method and apparatus of adaptively allocating transmission power for beamforming combined with orthogonal space-time block codes based on symbol error rate in distributed wireless communication system: Disclosed is an apparatus and method for adaptively allocating transmission power for beamforming combined with orthogonal space-time block codes (OSTBC) in a distributed wireless communication system, the apparatus comprising: a plurality of sub-arrays for beamforming, which are geographically distributed and each of which comprises a plurality of distributed antennas placed... Agent: Cha & Reiter, Llc

20080117962 - Automatic gain control apparatus and method in mobile communication system: The present invention relates to a demodulating device and method in an orthogonal frequency division multiple access (OFDMA) communication system. A demodulating device according to an exemplary embodiment of the invention uses only one demodulator, one slot buffer, and one channel decoder to demodulate a plurality of data bursts included... Agent: Jefferson Ip Law, LLP

20080117963 - Methods and systems for adaptive receiver equalization: Methods and systems for minimizing distortions in an analog data signal include equalizing the analog data signal at a receive end. In an embodiment, the invention adapts equalization parameters to a signal path associated with the analog data signal. Adaptive control logic is implemented with analog and/or digital components. In... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080117964 - Method and system for the error resilient transmission of predictively encoded signals: A system for the introduction of controlled correlation among multiple redundant representations of predictively encoded signals while avoiding predictive mismatch at a receiver when any given sub-set of the multiple representations is received. The system embodies a signal encoder and decoder. The decoder can comprise at least two signal adders... Agent: Scully, Scott, Murphy & Presser, P.c.

20080117966 - Method and compact apparatus for video capture and transmission with a common interface: A system and method are provided for a highly compact apparatus, instantiated in software firmware, or in a hardware circuit board, whose purpose is multimedia encoder processing; a secondary apparatus, whether instantiated in software, firmware, or hardware, residing in either the same or an external system, for the purpose of... Agent: Baker & Hostetler LLP

20080117965 - Multiple-channel codec and transcoder environment for gateway, mcu, broadcast, and video storage applications: An environment for integrating a collection of video and audio processors into a multifunction system ideally suited for a common board in a hosted system. Codec and transcoding functions may be autonomous, operate under external control, be managed by a common chaperoning processor, or operated in combinations of each of... Agent: Sughrue Mion, Pllc

20080117967 - Moving image data controlling apparatus and method: The present invention introduces a technique capable of adding display effects such as shadings and mosaic to a digital moving image easily. First, digital moving image data containing frames and area information defined for each frame are respectively encoded, and the area information is synchronized and multiplexed with each frame... Agent: Staas & Halsey LLP

20080117968 - Movement detection and construction of an \"actual reality\" image: A method for intraframe image compression of an image is combined with a method for reducing memory requirements for an interframe image compression. The intraframe image compression includes (a) dividing the image into blocks; (b) selecting a block according to a predetermined sequence; and (c) processing each selected block by:... Agent: Macpherson Kwok Chen & Heid LLP

20080117969 - Picture coding method and picture decoding method: The method includes the following units: a coefficient number detecting unit (109) for detecting the number of coefficients which has a value other than 0 for each block according to the generated coefficient, a coefficient number storing unit (110) for storing the number of coefficients detected, a coefficient number coding... Agent: Wenderoth, Lind & Ponack L.l.p.

20080117970 - Method and apparatus for encoding and decoding rgb image: Provided are an apparatus and method for encoding and decoding an RGB image without color format conversion. The RGB image encoding method includes storing an RGB image and performing RGB-encoding on the stored RGB image, wherein the RGB encoding comprises performing intra prediction or inter prediction for encoding a current... Agent: Sughrue Mion, Pllc

20080117975 - Decoder, encoder, decoding method and encoding method: A decoder according to the present invention includes: an obtainment unit which obtains additional information that includes a motion vector indicating a motion of an image in the first video data, and stream data that is coded data of the second video data which has the same content as the... Agent: Wenderoth, Lind & Ponack L.l.p.

20080117977 - Method and apparatus for encoding/decoding image using motion vector tracking: A method and apparatus for encoding/decoding an image using motion vector tracking are provided. The image encoding method includes determining corresponding areas of a plurality of reference pictures that are to be used to predict a current block by tracking a motion vector route of a corresponding area of a... Agent: Sughrue Mion, Pllc

20080117976 - Method and apparatus for fast mode dicision for interframes: There is disclosed a video encoder and corresponding method for encoding video data for an image block. The video encoder performs a mode decision by performing initial motion estimation on only a subset of possible block sizes to output motion information corresponding thereto, and determining, based upon the motion information... Agent: Joseph J. Laks Thomson Licensing Llc

20080117973 - Motion refinement engine for use in video encoding in accordance with a plurality of compression standards and methods for use therewith: A motion compensation module can be used in a video encoder for encoding a video input signal that includes a sequence of images that are segmented into a plurality of macroblocks. The motion compensation module includes a motion search module, that generates a motion search motion vector for a plurality... Agent: Garlick Harrison & Markison

20080117971 - Motion refinement engine with a plurality of cost calculation methods for use in video encoding and methods for use therewith: A motion compensation module can be used in a video encoder for encoding a video input signal that includes a sequence of images that are segmented into a plurality of macroblocks. The motion compensation module includes a motion search module, that generates a motion search motion vector for a plurality... Agent: Garlick Harrison & Markison

20080117972 - Motion refinement engine with selectable partitionings for use in video encoding and methods for use therewith: A motion compensation module can be used in a video encoder for encoding a video input signal that includes a sequence of images that are segmented into a plurality of macroblocks. The motion compensation module includes a motion search module that generates a motion search motion vector for a plurality... Agent: Garlick Harrison & Markison

20080117974 - Motion refinement engine with shared memory for use in video encoding and methods for use therewith: A motion compensation module can be used in a video encoder for encoding a video input signal that includes a sequence of images that are segmented into a plurality of macroblocks. The motion compensation module includes a shared memory and a motion search module that generates a motion search motion... Agent: Garlick Harrison & Markison

20080117979 - 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.

20080117978 - Video coding on parallel processing systems: A method of estimating motion is disclosed. A first plurality of candidates is identified in a reference frame, wherein the total area occupied by the first plurality of candidates is substantially smaller than that of the reference frame. A first refinement search is then performed based, at least in part,... Agent: Shemwell Mahamedi LLP

20080117981 - Deblocking filtering apparatus and method: Provided is an image deblocking filtering method and apparatus. The method includes: determining whether at least one of two adjacent blocks is encoded using illumination compensation, adjusting a filtering intensity of a deblocking filter based on the determination, and deblocking filtering the two adjacent blocks based on the adjusted filtering... Agent: Sughrue Mion, Pllc

20080117980 - Deblocking filters: Deblock filtering for Microsoft WMV video decoders partitions the computation so that the deblock filtering operations can be performed on horizontal or vertical stripes or in one pass on oversized macroblocks.... Agent: Texas Instruments Incorporated

20080117982 - Pvr-support video decoding system: An MPEG video decoding system with a PVR (Personal Video Recorder) function is disclosed. By applying the PVR function to an MPEG-2 decoder chip, which is the standard recommendation of the digital video transmission field, diverse high-performance PVR services such as video storage and search using an HDD application in... Agent: Birch Stewart Kolasch & Birch

20080117983 - Method and device for densifying a motion field: A motion field between a destination image and a source image is densified on the basis of the motion field between the source image and the destination image. Connections between the source image pixels or subpixels (X11, X111, X12, X121) and the destination image pixels or subpixels (B, C′, E,... Agent: Lowe Hauptman Ham & Berner, LLP

20080117988 - Moving picture stream generation apparatus, moving picture coding apparatus, moving picture multiplexing apparatus and moving picture decoding apparatus: A moving picture stream generation apparatus includes: a trick-play information generation unit TricPlay for generating supplemental information on a random access unit basis, the supplemental information being referred to at the time of playback of each random access unit and each random access unit including one or more pictures; and... Agent: Wenderoth, Lind & Ponack L.l.p.

20080117984 - Pre-clock/data recovery multiplexing of input signals in a hdmi video receiver: High Definition Multimedia Interface (HDMI) receivers use digital multiplexer at the input stage after equalization, clock and data recovery for each channel of each port. Described herein is the use of an analog multiplexer for HDMI receiver. The purpose of the analog multiplexer is to reduce the die size and... Agent: Blakely Sokoloff Taylor & Zafman

20080117986 - System and method for embedding additional information in video data: A method and system for embedding an electronic watermark directly in an MPEG stream is provided. An intra-macroblock of an I-frame or of a P or B-frame is detected in an MPEG stream, and following the detection of an intra-macroblock of the I-frame or of the P or B-frame, data... Agent: Ference & Associates Llc

20080117987 - System and method for embedding additional information in video data: A method and system for embedding an electronic watermark directly in an MPEG stream is provided. An intra-macroblock of an I-frame or of a P or B-frame is detected in an MPEG stream, and following the detection of an intra-macroblock of the I-frame or of the P or B-frame, data... Agent: Ference & Associates Llc

20080117985 - System and method for implementing efficient decoded buffer management in multi-view video coding: A system and method for encoding a first picture sequence and a second picture sequence into coded pictures, with the first picture sequence and the second picture sequence being different, and with at least one coded picture of the second picture sequence being predicted from at least one picture in... Agent: Foley & Lardner LLP

20080117990 - Apparatus for filtering a pixel using horizontal and vertical filtering coefficients: In one embodiment, four horizontal successive pixels are first filtered by a decoder in a digital video appliance based on a determined horizontal filtering coefficient. Two pixels of the four horizontal successive pixels are in a first block and two pixels of the four horizontal successive pixels are in a... Agent: Harness, Dickey & Pierce, P.L.C

20080117989 - Method of removing a blocking phenomenon: One embodiment of the method includes obtaining a coded block pattern of first and second blocks. The coded block pattern is one of a plurality of coded block patterns, the plurality of coded block patterns includes an intra-coded block, and the second block is adjacent to the first block. Whether... Agent: Harness, Dickey & Pierce, P.L.C

20080117991 - Partitioning compression-based firmware over the air: Computer readable medium, a system and a method for providing an image for use in a mobile device are provided. Object files are selected that include at least some code and some data for use by the mobile device. Components are generated from the object files. Whether a component is... Agent: Conley Rose, P.c.

20080117992 - Encoding signal processing device and signal processing method therefor: There is provided a position detecting signal with high accuracy in which a high order distortion error is corrected by the use of a simple processing circuit and method. Two measuring targets which are not illustrated are displaced at a constant velocity, and an analog signals Sa and Sb detected... Agent: Sughrue-265550

20080117993 - Method and apparatus for enhancing the speed of wideband signal search systems: A Method and Apparatus for Enhancing the Speed of Wideband Signal Search Systems provides a system that can perform hyper fast scanning for signals while at the same time provide very good phase noise performance. The method and apparatus provide a way to reduce costs by avoiding the expensive solutions... Agent: Agilent Technologies Inc.

20080117994 - Use of differential pair as single-ended data paths to transport low speed data: Provided herein are systems and methods for transmitting signals across a pair of wires. In accordance with specific embodiments, a differential signal is transmitted across the pair of wires during one period of time, and two single-ended signals are transmitted across the same pair of wires during another period of... Agent: Fliesler Meyer LLP

20080117995 - Ofdm receivers: A method and apparatus for filtering a received Orthogonal Frequency Division Multiplexed (OFDM) signal to reduce noise. The ODFM signal includes a plurality of symbols n in the time direction, each symbol including a plurality of sub-carriers k in the frequency direction, each a-th sub-carrier of each symbol being transmitted... Agent: Flynn Thiel Boutell & Tanis, P.c.

20080117996 - Decoding apparatus and method in a broadband wireless access communication system: A decoding apparatus and method in a BWA communication system are provided, in which an ID-based decoder controller detects an ID from a data block by partially decoding the data block, and if the ID indicates that the data block is not for the receiver, outputs a control signal commanding... Agent: Roylance, Abrams, Berdo & Goodman, L.l.p.

20080117997 - Multiple-input multiple-output multicarrier communication system with joint transmitter and receiver adaptive beamforming for enhanced signal-to-noise ratio: A system for communicating through a multicarrier communication channel estimates a channel transfer function Hnm(K) each of a plurality of subcarriers of a multicarrier communication channel from received training signals. The system also estimates a spatial correlation matrix Rnm(k) for each subcarrier from noise and interference samples obtained during the... Agent: Schwegman, Lundberg & Woessner, P.a.

20080117999 - Providing antenna diversity in a wireless communication system: Systems and methodologies are described that facilitate cycling across antennas for channel quality information (CQI) computation and data transmission in a multiple-input multiple-output (MIMO) wireless communication environment. Pilots can be obtained by a wireless terminal. Further, virtual antennas that can be supported by a channel can be identified based upon... Agent: Qualcomm Incorporated

20080117998 - Wireless transmitter and wireless receiver: A storage part storing information indicating an adaptive modulation level of a modulation parameter, a difference information output part that generates difference information with one bit indicating a difference between the adaptive modulation level of a modulation parameter used for adaptive modulation in a previous frame and that of a... Agent: Birch Stewart Kolasch & Birch

20080118000 - Transmitter arrangement and signal processing method: A transmitter arrangement includes a first and a second phase-locked loop, each having a power amplifier. The first phase-locked loop generates a first amplified oscillator signal depending on a first input signal representing a first phase information, wherein a first feedback signal for the first phase-locked loop is derived from... Agent: Eschweiler & Associates Llc

20080118001 - Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios: A power management system and method for a wireless communication device generates an average desired transmit power signal based on at least one of a received signal strength indicator signal and a power control instruction signal from a base station. A power supply level adjustment signal is generated based on... Agent: Bereskin And Parr

20080118002 - Qm-cpm modems with higher order signaling: A quadrature-multiplexed continuous phase modulation (QM-CPM) signal is made up of the real parts of two underlying CPM signals whose information content can be recovered from just their real parts. The real parts of two such signals are I/Q multiplexed and transmitted onto a single channel to approximately double the... Agent: Eric M. Dowling

20080118003 - Enhanced wireless communication system and method thereof: A communication system comprising a channel encoder to generate a binary bit stream, a mapping unit coupled to the channel encoder, the mapping unit configured to receive the binary bit stream from the channel encoder and to map every “n” consecutive bits of the binary bit stream into a symbol... Agent: Akin Gump LLP - Silicon Valley

20080118004 - System and method for distributed input-distributed output wireless communications: A system for compensating for in-phase and quadrature (I/Q) imbalances for multiple antenna systems (MAS) with multi-user (MU) transmissions (defined with the acronym MU-MAS), such as distributed-input distributed-output (DIDO) communication systems, comprising multicarrier modulation, such as orthogonal frequency division multiplexing (OFDM). For example, one embodiment of the system comprises one... Agent: Blakely Sokoloff Taylor & Zafman

20080118005 - Receiving apparatus and receiving method: A receiving apparatus holds identification information used by a transferring device on a transmission medium to identify transmission data to be transferred to the receiving apparatus. The receiving apparatus outputs the received identification information to be inputted to a transmitting apparatus via a medium different from the transmission medium. The... Agent: Fitzpatrick Cella Harper & Scinto

20080118006 - Symbol synchronization using phase discontinuity for dvb-t systems in awgn channels: At a receiver incoming coded OFDM Symbol Data are passed through a Coarse Symbol Timing Synchronization module to determine the approximate start of the symbol. In one embodiment this is accomplished through correlation. The symbol is then passed through an FFT (2K or 8K, depending on the mode desired by... Agent: Beyer Weaver LLP

20080118008 - Decoding mimo space time code symbol-pairs: A MIMO wireless communication system and method reduces the number of recursive operations when decoding received data symbols by decoding the data symbols in pairs rather than on a per symbol basis. Decoding in pairs is facilitated by the determination that errors between selected pairs of data symbols are uncorrelated... Agent: Hamilton & Terrile, LLP

20080118009 - Pseudo-random number demodulation circuit of receiving device of wireless communication system: The present invention relates to a pseudo-random number demodulation circuit of receiving device of wireless communication system. More particularly, it can demodulate the symbol data transmitted from a transmitting device for a wireless communication system. The transmitting device modulates multiple pilot subcarriers and multiple data subcarriers of the symbol data... Agent: Rosenberg, Klein & Lee

20080118007 - System and method for mitigating the effects of bit insertion in a communications environment: A method for communicating data is provided that includes receiving a plurality of bits associated with a communications flow and determining whether one or more samples included in the flow should be suppressed. The method also includes suppressing a selected one or more of the samples if the selected samples... Agent: Baker Botts L.l.p.

20080118010 - Phase error correction circuit and receiver incorporating the same: A detected signal 111 contains a preamble portion which includes symbol alternations, followed by a unique word portion, and a data portion. Each time a symbol alternation is detected, a correction value calculation section 102 averages the phase shift in the detected signal 111 for a predetermined length, thereby calculating... Agent: Wenderoth, Lind & Ponack L.l.p.

20080118011 - Accurate signal detection in a wireless environment: A method for accurate signal detection begins by receiving a radio frequency signal, which is then converted into baseband signals. The processing then continues by performing a normalized auto correlation on the down-converted baseband signal to produce a normalized auto correlation signal. The process continues by performing a periodic pattern... Agent: Garlick Harrison & Markison

20080118012 - Method and apparatus for interference cancellation in a wireless communication system: Described is a method and an apparatus for performing the method to cancel interference caused by a windowing function applied to a signal prior to the signal being transmitted in a wireless communication system such as an OFDM system. The apparatus includes receiver apparatus that receives the signal to which... Agent: Motorola, Inc.

20080118013 - Apparatus and method for reducing interference by spectral shaping of clocking signals: A method and apparatus is provided for use in a time domain isolated apparatus in which the operation of various radio-interfering circuits can be altered or controlled to mitigate levels of interference to the radio to acceptable levels based on current or predicted link requirements. Techniques are provided that allow... Agent: Johnson & Associates

20080118014 - Utilizing wake-up signals for synchronizing multiradio timing: A system for managing the operation of a plurality of radio modems integrated within the same wireless communication device. In at least one embodiment of the present invention, a control strategy may be employed to manage the operation of a plurality of radio modems and/or wireless mediums. A signal normally... Agent: Morgan & Finnegan, L.l.p.

20080118015 - High-speed serial data link with single precision clock source: A clock generator is provided for a transmitter in a transceiver adapted to communicate data over a serial data link. The transceiver includes a clock data recovery circuit recovers a receive clock signal and outputs a reference clock signal. The clock generator includes a local clock, a frequency difference detector,... Agent: Docket Administrator Agere Systems Inc.

20080118016 - Synchronous circuit of receiving device of wireless transmission system: A synchronous circuit of a receiving device of a wireless transmission system composed of a delaying unit, a multiplier, a matched filter and a checking unit is disclosed. The delaying unit receives a preamble of a baseband signal and delays the preamble that includes a plurality of symbols. Through the... Agent: Rosenberg, Klein & Lee

20080118017 - Method for countervailing clock skew and core logic circuit using the same: A method for countervailing clock skew between a first clock signal and a second clock signal in a core logic circuit. The second clock signal is sampled based on the first clock signal in a sampling cycle to obtain a sampling result. When the sampling result indicates a non-compliant pattern,... Agent: Kirton And Mcconkie

20080112466 - Transmission circuit and system for the same: According to the present invention, there is provided a transmission circuit transmitting a power signal using frequency hopping system from an antenna connected to the transmission circuit through a transmission path, the transmission circuit including: a controller outputting an amplitude set value for each hopping frequency of the power signal... Agent: Mcginn Intellectual Property Law Group, Pllc

20080112467 - Systems and methods for detecting the presence of a transmission signal in a wireless channel: A method for detecting the presence of a transmission signal in a wireless spectrum channel. The frequency of a signal is converted from a first frequency to a second frequency. The signal with the second frequency is filtered to remove signals that are not within the band of the second... Agent: Qualcomm Incorporated

20080112468 - Apparatus and method for sensor-based wireless receive diversity: An apparatus and method are disclosed for achieving receiver diversity. A wireless unit includes a plurality of antennas, an antenna selector to select one or more antennas from the plurality of antennas, a processor with input data from an inertial sensor for monitoring the orientation of the wireless unit. Based... Agent: Qualcomm Incorporated

20080112469 - Method and apparatus for performing frequency synchronization: A method and apparatus for performing frequency analysis of sub-epoch correlations to estimate an unknown frequency of a received signal is provided. The method includes forming a sequence of correlation values from a plurality of correlations performed over a period less than a repeating period of a code, and analyzing... Agent: Mcandrews Held & Malloy, Ltd

20080112470 - Mimo transceiver with pooled adaptive digital filtering: MIMO transceiver with a reconfigurable pooled digital filter is disclosed. A processor sets parameters of the filter to minimize the number of instructions per second and the amount of power required by the filter to perform, while matching the filter to at least one of: a transmitter filter and a... Agent: Docket Clerk

20080112471 - High impedance state for digital suvscriver line transceivers on copper pairs: The high speed communication device can present a high impedance to the transmission line with respect to the normal line impedance when the transmitter is not coupled to the transmission line interface, and the high speed communication device can present an impedance to the transmission line that is substantially equal... Agent: Maitreya P. Jani Welsh & Katz, Ltd.

20080112472 - Methods and systems for adaptive communication: One embodiment relates to a method for transitioning from an initial data rate utilizing an initial transmission variable to a new data rate in a multi-carrier communication system. In the method, a first function or a second function is selected to calculate a modified transmission variable, wherein the first function... Agent: Eschweiler & Associates Llc

20080112473 - System and method for communicating with multi compartment vehicles: An apparatus, system, and method are provided for communicating to, from and between multi compartmental vehicles. A communications system for a multi compartment vehicle may include a plurality of communications networks, at least one for each compartment of the vehicle, such that each communications network includes a power line communications... Agent: Martin D. Moynihan D/b/a Prtsi, Inc.

20080112474 - Systems and methods for implementing advanced power line services: A system and method is herein provided to implement advanced power line communication services. The system may include, for example, a power line modem fitted with BPL core hardware components and BPL core software components, the modem further fitted with a plurality of application specific APIs; and a network management... Agent: Martin D. Moynihan D/b/a Prtsi, Inc.

20080112476 - Data receiving device: A data receiving device, for receiving digital data via a differential signal transmission path made up of two or more channels including one channel of a reference clock, includes a digital data receiver configured to receive various data channel signals transmitted from the transmitter side to the differential signal transmission... Agent: Rader Fishman & Grauer Pllc

20080112475 - Detecting channel impulse magnitude response in digital communication systems: A system and method of detecting the location and magnitude of multi-path echoes in a channel impulse response by going through the channel impulse magnitude response only once and detecting all the multi-path echoes, both location and magnitude, according to certain threshold criteria. The impulse magnitude response samples are processed... Agent: Gibb & Rahman, Llc

20080112477 - Received signal level compensation apparatus and method for mobile station: An apparatus and method for compensating a received signal level transmitted from a mobile terminal to a network through a measurement report message are provided. A received signal level compensation method for a mobile station includes measuring a received signal level of a multiframe; detecting an error of the received... Agent: Cha & Reiter, Llc

20080112478 - Wireless communication apparatus having equalizer: Receiving a transmission line estimation sequence, a wireless communication apparatus generates a transmission line characteristic estimation value for each of a plurality of sub-carriers and smoothes the transmission line characteristic estimation value of a target sub-carrier to be processed and the transmission line characteristic estimation value of its adjacent sub-carrier.... Agent: Mcginn Intellectual Property Law Group, Pllc

20080112479 - Frequency domain equalization of communication signals: A system and method for estimating a channel spectrum. The method includes: (a) receiving an input signal from a channel, where the input signal includes one or more major echoes and zero or more minor echoes introduced by the channel; (b) identifying the one or more major echoes present in... Agent: Jeffrey C. Hood Meyertons, Hood, Kivlin, Kowert & Goetzel Pc

20080112480 - Method for analog transmission of a video signal: A method for analog transmission of a video signal from a video source to a video sink is provided. The video signal contains a sequence of frames with a first image resolution and a first image frequency at the video source. The sequence of frames is converted to a sequence... Agent: Crowell & Moring LLP Intellectual Property Group

20080112481 - Apparatus and method for fast intra/inter macro-block mode decision for video encoding: A fast video encoder (100) and method (500) for selecting (809) Inter macro-block mode or intra macro-block mode is provided. The method can include estimating (502) a rate-distortion cost (801) of a plurality of predictors (203) for coding a video (201), selecting (504) a predictive coding mode for the video... Agent: Motorola, Inc.

20080112482 - High-efficiency encoder and video information recording/reproducing apparatus: In a high-efficiency encoder which performs motion-compensation prediction, an intra-field is set every n fields. The presence of a scene change is detected. When a scene change occurs, a reference picture of motion-compensation prediction is switched, or the field immediately after the scene change is set as an intra-field.... Agent: Birch Stewart Kolasch & Birch

20080112483 - Method for video transcoding with adaptive frame rate control: A video transcoding method is provided for transcoding a first signal stream compressed by a first coding scheme to a second signal stream compressed by a second coding scheme. The method employs an adaptive frame rate and a joint temporal-spatial rate control technique, such that the overall quality of compressed... Agent: Scully, Scott, Murphy & Presser, P.c.

20080112484 - Video coding method using image data skipping: The present invention discloses the video coding method using image data skipping. Said method detects whether the encoded macro-block has to be skipped and terminated by a likelihood ratio test prior to mode decision. Therefore, the computation burden such as motion estimating and compensating can be properly eliminated. In one... Agent: Bucknam And Archer

20080112486 - Encoding apparatus and encoding method: The calculation processing amount of encoding processing is reduced while suppressing a decrease in encoding efficiency. An encoding method includes the steps of generating predicted image data from an image of a predetermined reference frame; generating differential image data from a difference between the predicted image data and image data... Agent: Mcdermott Will & Emery LLP

20080112485 - Video encoding method, video decoding method, video encoding apparatus, video decoding apparatus, video encoding program, and video decoding program: A video processing system 100 is provided with video encoding device 10 and video decoding device 20. The video encoding device 10 implements backward interframe prediction from a temporally subsequent frame and outputs information indicating that an option to eliminate use of a decoded image of the temporally subsequent frame... Agent: Brinks Hofer Gilson & Lione

20080112487 - Image search methods for reducing computational complexity of motion estimation: An image search method may include: determining a quadrant of a predicted motion vector; calculating a tilt value of a first reference frame and a tilt value of a second reference frame using the predicted motion vector; deciding a search area for uneven hexagon search in response to the quadrant... Agent: Harness, Dickey & Pierce, P.L.C

20080112488 - Supporting motion vectors outside picture boundaries in motion estimation process: An apparatus generally having a reference memory and a motion estimation circuit is disclosed. The reference memory may store reference samples used in a motion estimation of a current block beyond a boundary of a picture. The motion estimation circuit may (i) buffer the reference samples as copied from the... Agent: Lsi Corporation

20080112489 - System and method for effectively encoding and decoding electronic information: A system and method for effectively encoding and decoding electronic information includes an encoding system with a tiling module that initially divides source image data into data tiles. A frame differencing module then outputs only altered data tiles to various processing modules that convert the altered data tiles into corresponding... Agent: Gregory J. Koerner Redwood Patent Law

20080112490 - System and method for embedding additional information in video data: A method and system for embedding an electronic watermark directly in an MPEG stream is provided. An intra-macroblock of an I-frame or of a P or B-frame is detected in an MPEG stream, and following the detection of an intra-macroblock of the I-frame or of the P or B-frame, data... Agent: Ference & Associates Llc

20080112491 - Error detection and correction for base-band wireless systems: A method of encoding, transmitting and decoding data over a wireless medium, including, selecting a number of bits N representing a symbol, creating a set of at least 2 to the power of N equal sized codewords with a larger number of bits than N, representing the 2 to the... Agent: John Alexander Galbreath

20080112492 - System and method of transmitting data within a three-wire network: The present invention is an improvement to previously known systems for controller area networks and the method of communicating across such networks. The system and method introduces interpolated time markers to provide higher resolution bit container, for communicating data bits across the data bus of a three-wire controller area network.... Agent: Carstens & Cahoon, LLP

20080112494 - Method and apparatus for channel estimation in ofdm receivers: An efficient channel estimation system and method provides good performance under high Doppler conditions and is suitable for OFDM systems such as DVB-T. A number of different pilot interpolations techniques enable the estimation of channel for the OFDM systems. For 2k and 4k modes, the channel is estimated using the... Agent: Townsend And Townsend And Crew, LLP

20080112493 - Method and system for recursively detecting mimo signals: A method and system for recursively detecting MIMO signals is provided. The method may include receiving an RF vector signal comprising a plurality of transmitted subcarriers and determining an estimate of the received RF vector signal in a recursive manner on a per symbol or even a per sample basis.... Agent: Mcandrews Held & Malloy, Ltd

20080112496 - Peak-to-average-power reduction of ofdm signals: A method of processing an Orthogonal Frequency-Division Multiplex (OFDM) signal having a plurality of data carriers and a plurality of unused carriers is disclosed. The method comprises transforming an original frequency-domain OFDM signal into a time domain signal and simulating the effect of a non-linear amplifier on the time-domain signal... Agent: Nath & Associates

20080112495 - Pilot transmission and channel estimation for multiple transmitters: Each transmitter is assigned a time-only pilot code, a frequency-only pilot code, or a time-frequency pilot code to use for pilot transmission. The pilot codes may be pseudo-random, orthogonal, and/or cyclic-shift codes. To obtain a channel estimate for a transmitter using a time-frequency pilot code composed of a time-only code... Agent: Qualcomm Incorporated

20080112497 - Apparatus and method for providing relay service in an ofdm mobile communication system: An apparatus and method for providing a relay service in an OFDM mobile communication system are provided, in which symbol synchronization is acquired from a received OFDM signal, an OFDM signal is acquired using the symbol synchronization, and a relay signal is reconfigured by removing a cyclic prefix from the... Agent: Docket Clerk

20080112498 - System for soft symbol decoding with mimo log-map detection: represents all possible values for x. In addition, a reduced complexity method is used for providing soft metric values in the MIMO system. This exemplary aspect reduces the complexity of the above computations from 2BK to 2B(K−1), where B is the number of bits transmitted per symbol per antenna.... Agent: Amin, Turocy & Calvin LLP

20080112500 - Method and apparatus for processing feedback in a wireless communication system: A method and apparatus for processing feedback implemented in a wireless transmit/receive unit (WTRU) comprises estimating a channel matrix. The effective channel is calculated and a precoding matrix is selected. Feedback bits are generated and transmitted.... Agent: Volpe And Koenig, P.c. Dept. Icc

20080112499 - Wireless network that utilizes concurrent interfering transmission and mimo techniques: A wireless network infrastructure that adapts frame parameters of concurrent interfering and MIMO transmission and receptions in response to dynamically varying channel conditions. The channel conditions are determined by number of associated wireless end point devices within a cell, their capabilities, anticipated bandwidth usage, QOS (Quality Of Service) demands, priority... Agent: Garlick Harrison & Markison

20080112501 - Device and method for optimal estimation of distortion of a transmission medium, comprising the sequential emission of pairs of quadrature complementary sequences: The present invention relates to a device and method for optimal estimation of the distortion caused by the transmission medium by means of the sequential emission of pairs of quadrature complementary sequences, estimating the frequency spectrum of a transmission channel allows obtaining information of considerable interest to analyze its characteristics... Agent: Jeffrey M Kaden Gottlieb Rackman Reisman Pc

20080112502 - System for digital television broadcasting using modified 2/3 trellis coding: 8VSB-compatible DTV broadcasting that employs outer coding of a sort in which interleaved data and outer coding parity are inner coded by the ⅔ trellis code encoder is improved. This is done by recoding each nibble of the interleaved data and outer coding parity in accordance with an anti-Gray code... Agent: Allen Leroy Limberg, Esq.

20080112505 - Apparatus for splitting signal and video device using the same: An apparatus for splitting a signal and a video device using the same are disclosed. The apparatus includes a first splitting unit to split an inputted broadcast signal into a first broadcast signal and a second broadcast signal, and to supply the first broadcast signal to a first broadcast signal... Agent: Sughrue Mion, Pllc

20080112503 - Apparatus, system, and method for dynamic phase equalization in a communication channel: An apparatus, system, and method are disclosed for dynamic phase equalization in a communication channel. A transmitter history module stores a plurality of bits from a data stream that is transmitted through the communication channel. A transmitter detection module detects a pre-transition bit of a first value that is preceded... Agent: Brian C. Kunzler Kunzler And Associates

20080112504 - Uniform channel decomposition for mimo communications: A multi-input-multi-output (MIMO) communications system is provided for conveying signals over a MIMO channel. The system includes a precoder for precoding a signal based upon a uniform channel decomposition scheme. The system further comprises a transmitter in communication with the precoder for conveying the precoded signal over a subchannel of... Agent: Akerman Senterfitt

20080112506 - Transmission power optimization: A transceiver at one end of a variable data rate, time division duplex (TDD), adaptively modulated, point-to-point radio link transmits one or more pulses at different amplitude levels during a settling period of the transceiver's power amplifier. The highest level of the pulses is set to a level higher than... Agent: Motorola, Inc.

20080112507 - High speed differential encoder and interleaver: A plurality of differential encoders encodes a plurality of parallel data bit streams. XOR gates interleave the outputs of the differential encoders forming a single high speed differentially encoded bit stream with a data rate that is the sum of the data rate of the parallel data bit streams. The... Agent: Snell & Wilmer L.l.p. (grumman)

20080112508 - Digital wireless receiver: In a wireless receiver that receives an electric signal that has undergone digital modulation, a sample-hold circuit converts a wireless modulated signal, which is a continuous time signal, to a discrete time signal, and the frequency band is converted and selected by means of a band-pass filter. A demodulation circuit... Agent: Sughrue Mion, Pllc

20080112509 - Method and circuit for determining a clock signal sampling instant for symbols of a modulation method: In order to implement an optimization of the sampling instant independently of the frequency or phase offset of the carrier control on which the symbols depend, it is proposed that the rate-of-occurrence distribution of the signals over the radii, which are assigned to the modulation method within the complex plane,... Agent: O'shea, Getz & Kosakowski, P.c.

20080112510 - Radio reception apparatus, radio reception method and radio reception program capable of switching modulation methods: In a radio reception apparatus compatible with adaptive modulation, based on a received IQ signal processed by a reception processing unit, a determining unit calculates EVM that corresponds to a magnitude of shift-off between a true symbol point and the received symbol point. The calculated EVM is averaged and thereafter... Agent: Mcdermott Will & Emery LLP

20080112511 - Receiver: A receiver has a determination unit to determine a channel profile of received radio signals, the channel profile specifying the distribution of the received radio signals over a plurality of transmission paths, a selection unit to select sections of the channel profile, a calculation unit to calculate coefficients by using... Agent: Dickstein Shapiro LLP

20080112512 - Transmitted reference signaling scheme: A signaling scheme employs transmitted reference pulses having varying phase. The phase of the reference pulses may be varied in a random manner or in accordance with a data stream. In some aspects a transmitter modulates the phase of the reference pulses to encode an additional data stream in a... Agent: Qualcomm Incorporated

20080112513 - Method and apparatus for controlling sampling of signals produced in relation to stored data: An estimated current phase error is used to control the oscillation frequency of a voltage controlled oscillator used to control the timing of sampling operations performed by an analog to digital converter (ADC). The current phase error is calculated by a recursive computation using a previous phase error in order... Agent: Volentine & Whitt Pllc

20080112514 - Method and system for performing viterbi decoding using a reduced trellis memory: A method for performing Viterbi decoding using a reduced trellis memory is provided that includes dividing a block of data into a plurality of segments. A feed-forward process is performed on each of the segments to generate a trellis for each of the segments. A traceback process is performed on... Agent: Docket Clerk

20080112515 - Joint demodulation using a viterbi equalizer having an adaptive total number of states: Systems and methods for performing joint demodulation using a Viterbi equalizer having an adaptive total number of states are disclosed. Generally, a method includes joint demodulating a desired signal and none or more interfering signals with a Viterbi equalizer having an adaptive total number of states based on channel impulse... Agent: Brinks Hofer Gilson & Lione

20080112516 - Method and apparatus for providing an energy-based signal tracking loop: A method and apparatus for tracking a signal comprises correlating a digital signal with a code using a hypothesis at a plurality of frequencies and at least one delay to produce correlation results, measuring an energy value of the correlation results, adjusting at least one of the frequency or delay... Agent: Mcandrews Held & Malloy, Ltd

20080112517 - Apparatus, methods, and computer program products providing reduced interference in a multi-antenna system: Exemplary embodiments of this invention substantially reduce self-interference between antennas of a multi-antenna electronic device using IRC without basing interference-minimizing effects (e.g., the covariance matrix) on attributes of the received signal. In one, non-limiting exemplary embodiment, a method includes: determining, based on at least one property, a covariance matrix for... Agent: Harrington & Smith, Pc

20080112518 - Arrangement and method for reducing the impact of interfering signals in a communication system: An arrangement and method in a communication system such as an Orthogonal Frequency Division Multiplexing (OFDM) radio receiver for reducing the impact of interference from an intermittent interfering signal transmitted by an interfering system which may be co-located with the OFDM system or may be remotely located. Each OFDM symbol... Agent: Ericsson Inc.

20080112519 - Apparatus for receiving multi-band signals of multiple modes and method thereof: Provided are an apparatus for receiving multi-band signals of multiple modes and a method thereof. The apparatus includes a radio frequency (RF) pre-processing unit for receiving and pre-processing a RF input; a low noise amplifier (LNA) coupled to the RF pre-processing unit; an in-phase/quadrature-phase (IQ) frequency down-converter coupled to the... Agent: Ladas & Parry LLP

20080112520 - Asynchronous interface methods and apparatus: In a first aspect of the invention, a first method is provided for aligning signals from a first receiver located in a first clock domain to a second receiver located in a second clock domain. The first method includes the steps of creating a programmable delay element between the first... Agent: Ibm Corporation C/o Sally Redfern

20080112521 - Clock data recovering system with external early/late input: The invention is directed to a clock data recovery system for resampling a clock signal according to an incoming data signal. The clock data recovery system comprises a clock generator for generating the clock signal and a phase adjustment unit for generating sampling phases dependent on a phase adjustment control... Agent: Louis J. Percello, Esq. Ibm Corporation

20080112522 - Semiconductor integrated circuit device: The present invention is to provide a semiconductor integrated circuit device provided with a sufficient margin to variations of input waveforms. For example, the semiconductor integrated circuit device is provided with a clock and data determination circuit receiving an input data signal and a clock signal and outputting a recovered... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080112523 - Data synchronization apparatus: A data synchronization apparatus is provided. The data synchronization apparatus comprises a first-in first-out buffer (FIFO buffer), a control circuit and a phase-locked loop (PLL). The FIFO buffer receives and stores a plurality of data and provides a FIFO adjustment signal according to the number of the data stored in... Agent: Jianq Chyun Intellectual Property Office

20080112524 - Phase locked loops capable of burn-in testing with increased locking range and burn-in testing method thereof: In phase locked loop, a phase detector detects a phase difference between a first clock signal and a second clock signal and output a first output signal based on the detected difference. A charge pump generates a control voltage in response to the first output signal from the phase detector.... Agent: Harness, Dickey & Pierce, P.L.C

20080112526 - Phase difference detector having concurrent fine and coarse capabilities: A phase difference detector having concurrent fine and coarse capabilities is enabled by synchronizing operations of the coarse phase detector to operations of the fine phase detector. In one embodiment, clusters of fine timing markers are generated by delay stages of a delay locked loop (DLL) that is locked onto... Agent: Macpherson Kwok Chen & Heid LLP

20080112525 - System and method for automatic clock frequency acquisition: A system and method are provided for automatically acquiring a serial data stream clock. The method receives a serial data stream with an unknown clock frequency and coarsely determines the clock frequency. The frequency is coarsely determined by (initially) selecting a high frequency first reference clock (Fref1), and counting the... Agent: Gerald W. Maliszewski

20080107154 - Phase modulation method for spread spectrum clock generator: Spread spectrum clock generation (SSCG) using phase modulation. A first clock signal having a first frequency spectrum may be modulated using phase modulation to produce a second clock signal. The phase modulation may include providing a phase modulation profile corresponding to the integrated frequency modulation profile, to adjust a scaling... Agent: Huffman Law Group, P.c.

20080107155 - Method for calibrating an aoa location system for all frequencies in a frequency hopping signal: A method for calibrating an antenna and signal processing system enabling angle of arrival (AOA) determination for a frequency hopping signal, in which a calibration coefficient is determined in response to one or more calibration signals injected into the system at one or more of the frequencies in the hopping... Agent: Duane Morris LLP

20080107157 - System and method for data transfer in frequency hopping wireless networks: A frequency hopping coordinator device scans a plurality of frequencies for request for services messages during an unused time slot in order to detect a request for service preamble on one of the frequencies and, responsive thereto, send a service packet message to an end device from which it received... Agent: Francissen Patent Law, P.c.

20080107156 - Systems and methods for management of wireless clients: Systems and methods for band hopping and power conservation in a wireless network are described. At least one embodiment is directed a method of hopping channels by a device within a wireless network. The method comprises hopping from a first channel to a target channel, resetting a virtual carrier sense... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080107158 - Radio transmitter and pilot signal inserting method: A radio transmitter and a pilot signal inserting method are provided for improving throughput. In the radio transmitter, an MCS deciding part (106) selects one of a plurality of modulating systems. An information generating part (108) decides an inserting position of a pilot signal corresponding to the selected modulating system.... Agent: Stevens, Davis, Miller & Mosher, LLP

20080107159 - Method and system for temporal autocorrelation filtering: An autocorrelation filter for use with a spread spectrum receiver. The autocorrelation filter can be used as a prefilter stage to reduce phase distortion present in a spread spectrum signal. The autocorrelation filter can be used to process the output from a lattice filter. The lattice filter is configured to... Agent: Fish & Richardson P.c.

20080107160 - Asynchronous serial communication method and asynchronous serial communication device: An asynchronous serial communication method and the apparatus including a sender transmitting a one bit of serial data by firstly making a signal transition on the data line, secondly putting the one bit of serial data on the data line after a predetermined time T1 yet before another predetermined time... Agent: Oliff & Berridge, Plc

20080107161 - Method and apparatus for dynamically adjusting a transmission power spectral density of pilot and data symbols: A power spectral density of a pilot symbol and a data symbol is controlled for an uplink transmission by a mobile station in a wireless network by determining a power spectral density of at least one of the data symbol and the pilot symbol based on a peak-to-average ratio (PAR)... Agent: Qualcomm Incorporated

20080107162 - Mapping radio-frequency spectrum in a communication system: Methods and systems for analyzing or mapping portions of the radio frequency spectrum are provided. In one embodiment of the invention, a communication method is provided, with a first step of the method including receiving an electromagnetic energy from a portion of a radio frequency spectrum. The received energy is... Agent: Pulse-link, Inc.

20080107163 - Transfer rate measurements: An apparatus in a radio terminal (MS) determines a measure representing transfer rate from a radio cell to the terminal. The apparatus includes units (SINR-1, . . . , SINR-4) for determining several signal quality measures of pilot signals received from and associated with several antennas in the radio cell.... Agent: Nixon & Vanderhye, Pc

20080107164 - Systems and methods that provide frequency domain supplemental training of the time domain equalizer for dmt: Using a known or later developed time domain equalizer coefficient training algorithm, a least square solution for the time domain equalizer coefficients is taken at a starting point and iteratively improved on. In particular, the improvement is directed towards maximizing number of bits per frame loaded over the time domain... Agent: Jason H. Vick Sheridan Ross, Pc

20080107166 - Adaptive equalizer and adaptive equalization method: An adaptive equalizer including n filters in parallel with one another to output signals generated from filtered input data; n error generation units, in parallel with one another, to respectively generate errors with respect to the signals output from the n filters; n filter coefficient update units, in parallel with... Agent: Stein, Mcewen & Bui, LLP

20080107167 - Data recovery apparatus and method: A data recovery apparatus applied to a receiving device. The receiving device include an interface, an equalizer, a sampling unit, and an analyzing unit. The method of the present invention includes steps of the interface unit receiving an input signal, and the equalizer equalizing the input signal. Then the sampling... Agent: Rosenberg, Klein & Lee

20080107165 - Method and apparatus for layer 1 / layer 2 convergence declaration for an adaptive equalizer: A novel method and apparatus is disclosed, that embeds with, or otherwise makes available to an adaptive equalizer, suitable for use in IEEE 10G-LRM standard compliant receivers, digital logic that monitors some of the Layer 1 and preferably some of the Layer 2 processing that typically occurs after the equalization... Agent: Nath & Associates Pllc

20080107168 - Advanced digital receiver: A digital receiver for processing a signal received from a channel includes a digital demodulator and an equalizer coupled to the digital demodulator. The equalizer includes a feedforward filter and a decision feedback equalizer (DFE), wherein the feedforward filter includes a plurality of feedforward filter taps. Coefficients are associated with... Agent: Mccracken & Frank LLP

20080107169 - Compression with doppler enhancement: Methods, medium, and machines which compress, enhance, encode, transmit, decode, decompress and display digital video images. Real time compression is achieved by sub-sampling each frame of a video signal, filtering the pixel values, and encoding. Real time transmission is achieved due to high levels of effective compression. Real time decompression... Agent: Kendyl A Roman

20080107172 - Apparatus for transmitting broadcast signals and method of transmitting and receiving broadcast signals: A method of transmitting a broadcast signal includes generating vibration control information for controlling vibration of a terminal, and transmitting to the terminal broadcast data including the generated vibration control information. The method further includes converting the generated vibration control information into a format compatible with the transmitting to the... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080107170 - Method and system for media file conversion: There is provided a method for automatically converting a media file for playback on a portable media player. The method includes specifying the type of the portable media player. If a stream of the media file is not capable of being played back by the portable media player, the stream... Agent: Creative Labs, Inc. Legal Department

20080107171 - Robust digital communication system: Normally ordered robust VSB data are reordered in accordance with a first interleave to produce reordered robust VSB data. The reordered robust VSB data and ATSC data are reordered in accordance with a second interleave to produce normally ordered robust VSB data and reordered ATSC data. The normally ordered robust... Agent: Zenith Electronics Corporation

20080107173 - Multi-stream pro-active rate adaptation for robust video transmission: A method for transmitting data streams from a transmitter to a plurality of receivers over a shared channel that includes a transmitter simultaneously transmitting a plurality of the data streams to the plurality of receivers of the shared channel. The method includes jointly adapting bit rates of the respective data... Agent: Kevin L. Russell Chernoff, Vilhauer, Mcclung & Stenzel LLP

20080107174 - Faster image processing: Methods, medium, and machines which compress, enhance, encode, transmit, decode, decompress and display digital video images. Image processing performance by efficiently copying image data from input memory to main memory before performing CPU intensive operations, such as image enhancement, compression, or encryption, and by efficiently copying image data from main... Agent: Kendyl A Roman

20080107175 - Method and apparatus for encoding and decoding based on intra prediction: Provided are a method and apparatus for encoding and decoding based on intra prediction. The method of encoding based on intra prediction includes predicting a current block by searching for a pre-encoded area in a current picture using pre-encoded pixels adjacent to the current block, and intra prediction encoding the... Agent: Sughrue Mion, Pllc

20080107176 - Method and apparatus for detecting all zero coefficients: A method and apparatus for determining whether a block of pixels will likely contain all zero coefficients for various video encoding functions are disclosed. For example, the method receives or obtains a block of pixels from an input image and computes a measure for the block of pixels, where the... Agent: Motorola, Inc. Law Department

20080107177 - Method and apparatus for encoding and decoding based on intra prediction: A method and apparatus for encoding and decoding an image based on intra prediction are provided. The method comprises predicting an intra prediction direction of a current block based on an intra prediction direction of a reference block located at an Nth pixel in the x-axis and an Mth pixel... Agent: Sughrue Mion, Pllc

20080107178 - Method and apparatus for video interprediction encoding /decoding: Provided is are method and apparatus for video interprediction encoding/decoding. The method of video interprediction encoding/decoding includes extracting intraprediction-encoded/decoded blocks included in previously encoded/decoded pictures and predicting a current block from the extracted blocks. Thus, video encoding/decoding can be performed using both an intra (I) picture and correlation with adjacent... Agent: Sughrue Mion, Pllc

20080107180 - Method and apparatus for video predictive encoding and method and apparatus for video predictive decoding: Provided are a method and apparatus for video predictive encoding and decoding, in which a prediction value of a current block is generated by using a motion vector, which is generated by motion estimation with respect to a neighboring area located adjacent to the current block, as a motion vector... Agent: Sughrue Mion, Pllc

20080107181 - Method of and apparatus for video encoding and decoding based on motion estimation: Provided is a method of and apparatus for video encoding and decoding based on motion estimation. The method includes generating a motion vector by searching a reference picture using pixels of a current block, generating a prediction motion vector that is a prediction value of the motion vector by searching... Agent: Sughrue Mion, Pllc

20080107179 - Global motion estimation: A global motion vector for a first video frame identifies a shift that, when applied to another frame of a television picture, increases the similarity between the two frames. In order to estimate this shift the method comprises selecting picture elements from the first frame; comparing the selected picture elements... Agent: Nixon & Vanderhye, Pc

20080107182 - Motion vector detecting method, motion vector detecting device, and imaging system: A motion vector detecting method includes a target image reading step of reading a target image from a target image storing section, a reference image reading step of reading image data having the same size as that of the target image and, in addition, at least one or more packing... Agent: Mcdermott Will & Emery LLP

20080107183 - Method and apparatus for detecting zero coefficients: A method and apparatus for determining whether a block of pixels will likely contain all zero coefficients for various video encoding functions are disclosed. For example, the method receives or obtains a block of pixels from an input image and computes a distortion measure for the block of pixels. The... Agent: Motorola, Inc. Law Department

20080107184 - Method and apparatus for multi-threaded video decoding: A method and an apparatus for performing multi-threaded video decoding are disclosed. The method takes use of a multi-threaded scheme to process an encoded picture stream on a picture by picture basis. In the method, multiple threads are used for performing video decoding at the same time, such as one... Agent: Jianq Chyun Intellectual Property Office

20080107185 - Complexity scalable video transcoder and encoder: A method of encoding scalable video data streams and an encoder configured to generate an encoded scalable video data stream is provided. The encoder includes a mode controller configured to store a plurality of encoding modes, select a sub-set of the plurality of encoding modes and select a first encoding... Agent: Docket Clerk

20080107186 - Method and apparatus for estimating and compensating for jitter in digital video: A method of estimating and compensating for jitter between two video frames in a digital video sequence comprises comparing a pixel subset in one video frame to candidate matching pixel subsets within a search area in the other video frame to obtain a preliminary matching pixel subset. Based on the... Agent: Epson Research And Development Inc Intellectual Property Dept

20080107187 - Apparatus for removing blocking artifact by filtering pixel in second block using filter coefficient obtained using quantization information for first block: In one embodiment, the apparatus includes a decoder configured to obtain quantization information of a first block, and determine a filtering coefficient based on values obtained by using the quantization information. A filtered pixel value included in a second block is obtained by the decoder based on the filtering coefficient.... Agent: Harness, Dickey & Pierce, P.L.C

20080107188 - High bandwidth data transport system: A method of data transmission provides for representing data using ultra wideband pulses, sending at least one pulse over an electrically conductive guided medium, receiving the at least one pulse at a telecommunication interface having an ultra wideband pulse over conductive medium modem coupled to the electrically conductive guided medium,... Agent: Mckee, Voorhees & Sease, P.L.C

20080107189 - Discrete multitone transmission and reception: Discrete multitone transmission assigns bits to tones for transmission. The bits are assigned using permutations of bits and tones that cycle through a sequence of permutations in successive frames.... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080107194 - Apparatus and method for detecting preamble packet in orthogonal frequency-division multiplexing system: There is provided an apparatus for detecting a preamble packet in an orthogonal frequency-division multiplexing (OFDM) system, including: a cross-correlation calculating means for calculating a cross-correlation value between a received signal and previously stored preamble pattern values for an OFDM symbol region (N-point); a delay means for delaying the calculate... Agent: Rabin & Berdo, Pc

20080107191 - Apparatus, method, and program for identifying modulation mode: An orthogonal frequency division multiplex signal and a digital modulation signal or an analog modulation signal can be identified by blind processing. The modulation mode identifying apparatus comprises: a correlation signal generating circuit which generates a duplicate signal for correlation processing based on an unknown communication signal; an autocorrelation circuit... Agent: Dickstein Shapiro LLP

20080107198 - Method and apparatus for performing multi-input multi-output transmission in a wireless communications system: A method for performing MIMO transmission in a network of a wireless communications system is disclosed. The method includes transmitting at least one traffic attribute corresponding to at least one HARQ entity or at least one HARQ process to a user equipment, called UE hereinafter, when the network performs downlink... Agent: Birch, Stewart, Kolasch & Birch, LLP

20080107197 - Method and apparatus for setting transmission grant of a multi-input multi-output user equipment in a network of a wireless communications system: A method for setting transmission grant of a MIMO UE in a network of a wireless communications system for uplink transmission is disclosed. The method includes sending at least one control or configuration message corresponding to each HARQ entity of at least one HARQ entity or at least one HARQ... Agent: Birch Stewart Kolasch & Birch

20080107193 - Method and system for an improved mimo modulation coding set feedback system: Aspects of a method and system for an improved MIMO modulation coding set feedback system may include determining, for each one of a plurality of spatial streams in a MIMO system, an index associated with an element of a modulation coding set, based on at least a reference index and... Agent: Mcandrews Held & Malloy, Ltd

20080107190 - Method for forming a bit log-likelihood ratio from symbol log-likelihood ratio: In an OFDM (Orthogonal frequency-division multiplexing) communication system, a receiver comprising an inner forward error correction device, or an inner forward error correction device is provided. Either the inner forward error correction device, or the outer forward error correction device comprises an improved method for deriving a bit log-likelihood ratio... Agent: Franklin (lin) Yang

20080107200 - Preamble detection and synchronization in ofdma wireless communication systems: An embodiment of the invention is a technique for preamble detection and synchronization. A symbol correlation of a sequence of symbols is computed in a correlation window using one of a time-domain correlation and a frequency-domain correlation. The sequence of symbols is received in an orthogonal frequency division multiple access... Agent: Blakely Sokoloff Taylor & Zafman

20080107195 - Adaptive antenna radio communication device: An adaptive antenna radio communication device comprises a divided band direction estimating unit for estimating the direction by calculating the cross correlations between a pilot signal and sub-carrier signals of the respective divided bands received by an array antenna and calculating a spatial profile from correlation matrices determined by combining... Agent: Ratnerprestia

20080107196 - Method and apparatus for transmitting/receiving signals in multiple-input multiple output communication system provided with plurality of antenna elements: A method and apparatus for transmitting/receiving signals in a multiple-input multiple-output communication system provided with a plurality of antenna elements is disclosed. Accordingly, the present invention provides a plurality of antenna groups at one distance having the antenna elements arranged at the other distance, a method and a means for... Agent: Ked & Associates, LLP

20080107192 - Systems and methods for generalized slot-to-interlace mapping: A transmitter or receiver device includes a processing system configured to have one or more pilot interlace vectors and one or more distance vectors. The processing system is further configured to generate a first slot interlace for a first slot based on the one or more pilot interlace vectors, and... Agent: Qualcomm Incorporated

20080107199 - Systems and methods for recovering bandwidth in a wireless communication network: A method of communicating over a wideband communication channel divided into a plurality of sub-channels comprises dividing a single serial message intended for one of the plurality of communication devices into a plurality of parallel messages, encoding each of the plurality of parallel messages onto at least some of the... Agent: Pulse-link, Inc.

20080107202 - Multiple-input multiple-output communication system: A multiple-input multiple-output (MIMO) communication system includes a base station and a relay station that are connected through an optical fiber. The relay station wirelessly transmits through a plurality of antennas a signal received from the base station. The base station includes a plurality of symbol mappers for mapping input... Agent: Cha & Reiter, Llc

20080107201 - Receiver and method performing adaptive overlap and add function in multi band orthogonal frequency division multiplexing scheme: A receiver performing an adaptive overlap and add (OLA) function in a multi band orthogonal frequency division multiplexing (OFDM) scheme and a method using the receiver. The receiver performing the OLA function in the multi band OFDM includes a channel estimator to estimate a delay spread from a digital input... Agent: Stein, Mcewen & Bui, LLP

20080107203 - Signalling in a communication system: A method for providing a plurality of user equipment with a pilot sequence, the plurality of user equipment being allocated a bandwidth, the method including scattering the pilot sequence over the bandwidth orthogonally in the frequency domain among the plurality of user equipment.... Agent: Morgan & Finnegan, L.l.p.

20080107204 - Systems and methods for a multicarrier modulation system with a variable margin: A multicarrier modem has a plurality of carriers over which data is transmitted. By assigning, for example, one or more different margins to the individual carriers the data rate and impairment immunity can be increased.... Agent: Jason H. Vick Sheridan Ross, Pc

20080107205 - Apparatus for transmitting and receiving wireless data and method of transmitting and receiving wireless data: An apparatus and method are provided for transmitting and receiving wireless data and a method of transmitting and receiving wireless data in which a frame is transmitted via one of a plurality of channels, a response frame is received via another of the channels in return for the frame, the... Agent: Sughrue Mion, Pllc

20080107207 - Broadcast receiving terminal: A broadcast receiving terminal is equipped with a receiving unit for receiving a broadcast signal; a separating unit for separating audio coded data and band expansion information from the broadcast signal received by the receiving unit; a low frequency band audio decoding unit for decoding the audio coded data so... Agent: Mcdermott Will & Emery LLP

20080107208 - Mode switching method, mode switching program, and broadcast receiving terminal: A broadcast receiving terminal having a calculating process unit operated at different clock frequencies in response to modes executes a mode switching method comprising the below-mentioned steps. The mode switching method is comprised of: a step for judging whether or not a mode switching instruction is issued while the calculating... Agent: Mcdermott Will & Emery LLP

20080107206 - Radio receiver utilizing a single analog to digital converter: A radio receiver includes a single analog to digital converter, a 1st digital mixing module, and a 2nd digital mixing module. The single analog to digital converter is coupled to convert the filtered IF signal into a digital IF signal, which includes information regarding an in-phase component and a quadrature... Agent: Garlick Harrison & Markison

20080107209 - Slicer circuit capable of judging input signal correctly: A slicer circuit is disclosed. The slicer circuit has the feature that a counting-circuit is employed to count the number of continuous times of signals in a same level continuous outputted from the comparator thereof, and when the number of continuous times reaches a preset value, a control signal is... Agent: J.c. Patents Suite 250

20080107210 - Radio clock and method for extracting time information: A method for extracting time information from a received, amplitude-modulated time signal is provided. The method provides that the time signal is demodulated, the analog signal thus obtained is digitized by a comparator, and the digital signal thus obtained is analyzed to extract the time information. In addition, a characteristic... Agent: Muncy, Geissler, Olds & Lowe, Pllc

20080107211 - Robust burst detection and acquisition system and method: A method of parameter estimation in a shared channel communications system includes the steps of receiving a preamble including a first sequence corresponding to a sequence having zero autocorrelation, a second sequence having zero autocorrelation, and a third sequence having zero autocorrelation, performing a coarse carrier frequency estimate based on... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080107212 - Method for implementing phase rotator circuits and phase rotator circuit with embedded polyphase filter network stage: A method for implementing phase rotator circuits and phase rotator circuit of the invention includes a polyphase filter network to create a quadrature phase version of the input signal. The polyphase filter network is partitioned into a first part that is physically isolated from the phase rotator circuit and a... Agent: Ibm Corporation Rochester Ip Law Dept 917

20080107213 - Digital receiver for radio-frequency signals: A system and method for receiving radio frequency signals, comprising a plurality of analog signal couplers, for communicating a representation of a radio frequency signal; a respective analog to digital converter for each of said couplers, each having an output presenting a digital representation of the representation and an associated... Agent: Milde & Hoffberg, LLP

20080107214 - Method and apparatus for a multicarrier receiver circuit with guard interval size detection: A method and apparatus for a multicarrier receiver circuit with guard interval size detection described. The invention allows the FFT size and guard interval size to be detected quickly even in the presence of relatively noisy input signals. The method is robust in noise environments, and also sufficiently robust to... Agent: Conexant Systems, Inc

20080107215 - Reception quality calculation method, reception quality calculation apparatus, and communication apparatus: In a communication apparatus which transmits parameters corresponding to a reception environment to a transmitting apparatus which switches the transmission rate based on the reception environment, reception quality calculated in the past is saved as a first reception quality, and past CPICH symbols used in calculating this first reception quality... Agent: Bingham Mccutchen LLP

20080107216 - By-pass arrangement of a low noise amplifier: The invention relates to an arrangement for bypassing a low noise amplifier unit in the front stage of a radio receiver, especially intended for the base stations of mobile communication networks. The front stage includes, in succession, a divider (420), an amplifier unit (430) comprising two parallel, low noise amplifier... Agent: Darby & Darby P.c.

20080107217 - Narrow-band interference canceller: The disclosure is directed to a receiver. The receiver includes an interference canceller configured to filter digital samples produced from a modulated signal transmitted over a wireless channel, and a digital variable gain amplifier (DVGA) configured to amplify the filtered digital samples.... Agent: Qualcomm Incorporated

20080107219 - Electronic articles surveillance system synchronization using global positioning satellite signal: A method and system for synchronizing the operation of a plurality of electronic article surveillance (“EAS”) units that includes receiving a global positioning satellite reference signal, generating a synchronization master signal using the global positioning satellite reference signal and transmitting the master synchronization signal to the plurality of EAS units.... Agent: Christopher & Weisberg, P.a.

20080107218 - System and method of measurement for a distributed computer system: A system and method of parameter measurement for a distributed computer system, the method including selecting a master unit; selecting slave units operably connected to the master unit on a bus, the slave units having a slave clock; determining slave unit latencies between the master unit and the slave units;... Agent: Ibm Corp. (clg) C/o Cardinal Law Group

20080107220 - Methods and apparatus for signal and timing detection in wireless communication systems: In accordance with a detection method in a wireless communication system, an initial hypothesis for a starting position of a desired signal within a received wireless communication signal may be determined. The desired signal may have a conjugate symmetric property. At least one correlation value may be determined based on... Agent: Qualcomm Incorporated

20080107221 - Communication apparatus and recording medium: A packet is transmitted such that jitter of a packet transmission time period is suppressed. A transmission apparatus includes a stream data obtaining unit obtaining stream data from a source outside of the transmission apparatus, a coding unit compressing and coding the stream data, a packet generation unit generating a... Agent: Birch Stewart Kolasch & Birch

20080107222 - System and method for signal phase correction: A method and apparatus for correcting a phase of a phase-modulated signal for blind demodulation. The method and apparatus generally include the creation of a plurality of angle bins, wherein each constellation point of the phase-modulated signal is assigned to an angle bin, depending on its phase angle. A histogram... Agent: Hovey Williams LLP

20080107223 - Receiving apparatus for performing frequency synchonization using specific code pattern: In a receiving apparatus for receiving communication data from a transmitting apparatus, specific code patterns are inserted in the communication data at predetermined intervals. The receiving apparatus includes a first frequency difference measurement device for measuring a first frequency difference between a receiving clock of the receiving apparatus and a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080101437 - Channel randomization and time diversity for mimo system: A method for providing a fast fading channel in a MIMO communication system is disclosed. The method includes encoding a series of source data to generate a first plurality of encoded output signals and multiplying the first plurality of encoded output signals by a plurality of random complex numbers to... Agent: L. Howard Chen Kirkpatrick & Lockhart Preston Gates Ellis, LLP

20080101438 - Apparatus and method for allocating frequency resources in an ofdma mobile communication system: An apparatus and method for allocating frequency resources in an OFDMA mobile communication system. A hop group includes a plurality of hop units, each hop unit being minimum frequency resources which can be allocated in a two dimensional time-frequency domain and a total frequency band of the OFDMA mobile communication... Agent: Docket Clerk

20080101439 - Method and apparatus for timing estimation in a wireless communications system: A method for performing symbol timing estimation is disclosed herein. In one approach, the method includes defining a search space in a plurality of estimated magnitudes of channel taps; defining a search window in the search space; and locating a symbol timing estimate index in the search space corresponding to... Agent: Qualcomm Incorporated

20080101440 - Method and apparatus for multiplexing code division multiple access and single carrier frequency division multiple access transmissions: The present invention provides a method and apparatus for multiplexing code division and frequency division transmissions. One embodiment of the method includes accessing at least one first symbol and at least one second symbol, encoding the at least one first symbol according to a frequency division protocol, and encoding the... Agent: Mark W. Sincell Williams, Morgan & Amerson, P.C.

20080101441 - Signaling transmission with localized spreading for wireless communication: Techniques for transmitting signaling with localized spreading are described. In one design, a transmitter (e.g., a base station) spreads multiple signaling symbols to obtain multiple sets of output symbols and further maps the multiple sets of output symbols to multiple time frequency blocks. The spreading may be localized to each... Agent: Qualcomm Incorporated

20080101443 - Method and apparatus for multiple scrambling code impairment compensation: In one or more embodiments, a receiver circuit generates impairment correlation estimates for a desired signal that are compensated for the use of different transmission scrambling codes in transmitting the desired signal and an associated pilot signal. In one embodiment, an impairment correlation estimation method comprises determining impairment correlation estimates... Agent: Coats & Bennett, PLLC

20080101442 - Simplified timing correction for data despreading of serial offset quadrature pulse-shaped spread signals: A simplified timing correction method is provided for data despreading of serial offset quadrature pulse-shaped spread signals. The simplified timing correction algorithm is applied to a rake receiver for improved performance in a multi-path channel. Serial formatting of the spreading modulation waveform is selected to reduce the SYNC/serial probe correlation... Agent: Ratnerprestia

20080101444 - Digital radio frequency switch matrix: A digital radio frequency switch system and method, adapted to receive a plurality of inputs, generate a plurality of outputs, and simultaneously route a plurality of inputs to any of a plurality of outputs, comprising an array comprising a plurality of inputs, having a plurality of associated clocks; a digital... Agent: Milde & Hoffberg, LLP

20080101445 - Dsl wake-up: A method and apparatus is disclosed herein. In one embodiment, the method comprises receiving data to be forwarded to a device, via a digital subscriber line (DSL) modem, after a previously existing layer three (L3) connection to the DSL modem is no longer set up, where the DSL modem is... Agent: Blakely Sokoloff Taylor & Zafman

20080101447 - Encoding information in beacon signals: Systems and methodologies are described that facilitate transmitting at least two different types of information in a single signal, whereby the different types of information can be encoded and decoded independently. Thus, changes to one type of information does not affect a second type of information.... Agent: Qualcomm Incorporated

20080101446 - Multi-modem scheduling on a communication device: A method of managing a plurality of modems within a communication device can include determining that a plurality of modems within the communication device will concurrently transmit a network response to a received page (415). A modem selection value for each of the plurality of modems can be calculated (425).... Agent: Cuenot & Forsythe, L.L.C.

20080101448 - Methods, systems, and computer program products for automatic detection of an incorrect digital subscriber line modem and filter configuration at a customer premises: A communication network is operated by collecting data rate information for at least one Digital Subscriber Line (DSL), comparing the collected data rate information with a provisioned data rate associated with the at least one DSL, resetting the at least one DSL if the collected data rate information for the... Agent: Myers Bigel Sibley & Sajovec

20080101449 - Signal receiving apparatus and signal power prediction method thereof: A signal receiving apparatus includes an indicating unit, a receiving, a system unit which comprises a plurality of electronic components to provide signal processing, a storing unit to store information related to a noise level, and a controlling unit to estimate a signal power level of the data received by... Agent: Stanzione & Kim, LLP

20080101451 - Method and apparatus for subblock-wise frequency domain equalization: An approach is provided for subblock-wise frequency domain equalization, wherein a data block of a received signal is segmented into at least two subblocks at a receiving end of a transmission channel. The subblocks are then equalized separately in the frequency domain, and equalized subblocks are combined to obtain an... Agent: Ditthavong Mori & Steiner, P.C.

20080101450 - Second order continuous time linear equalizer: According to some embodiments, a continuous time linear equalization circuit includes an input of a first stage to receive a differential input signal, and an output of the first stage to output a differential output signal. A transfer function between the input and the output exhibits two zeros and three... Agent: Buckley, Maschoff & Talwalkar LLC

20080101452 - Systems and methods for multicarrier modulation using multi-tap frequency-domain equalizer and decision feedback: Through the use of feedback in determining frequency domain equalization, intersymbol interference can be reduced. Specifically, the determined constellation point closest to the determined received point can be fed back to aid in determining one or more other closest constellation points.... Agent: Jason H. Vick Sheridan Ross, PC

20080101453 - Digital pulse width modulation with variable period and error distribution: Digital pulse width modulation with variable period and error distribution that improves the tradeoff between resolution and clock speed in pulse width modulation circuits so that a higher resolution can be achieved with a lower clock speed. A preferred method includes, for a signal sample S and each value of... Agent: Blakely Sokoloff Taylor & Zafman

20080101454 - Variable encoding and detection apparatus and methods: Apparatus, methods, and articles of manufacture for media monitoring are disclosed. In particular, the example apparatus, methods, and articles of manufacture determine a media source type associated with a media signal and select an encoding or decoding mode based on the media source type. An encoding operation encodes the media... Agent: Hanley, Flight & Zimmerman, LLC

20080101455 - Apparatus and method for multiple format encoding: Another aspect of the present invention is directed to system and a method that encodes a single input media stream into two or more output media streams having one or more different encoding characteristics. In one embodiment, one of the encoding characteristics which is different in the two or more... Agent: Morrison & Foerster, LLP

20080101458 - Apparatus and method for wireless communications: An apparatus and method for wireless communications are provided. The apparatus for wireless communications includes a receiving unit which receives a packet, which comprises a plurality of sub-packets, output from a transmitting device, and processes the received packet in a plurality of signal processing modes that correspond to a plurality... Agent: Sughrue Mion, PLLC

20080101459 - Apparatus and method for wireless communications: An apparatus and method for wireless communications are provided. The apparatus for wireless communications includes a media access control processing unit providing a plurality of sub-packets, and a transmitting/receiving unit outputting a packet that includes the plurality of sub-packets using a plurality of transmission modes.... Agent: Sughrue Mion, PLLC

20080101457 - Image encoding device, and image decoding device: The image encoding device of the present invention is an image encoding device that encodes a still image and a moving image, the device including: a determination unit that determines a first upper limit and a second upper limit, the first upper limit indicating an upper limit of the amount... Agent: Wenderoth, Lind & Ponack L.L.P.

20080101456 - Method for insertion and overlay of media content upon an underlying visual media: An improved system and method for enabling the insertion, overlay, removal or replacement of sequential or concurrent targeted program segments and/or visual icons in a video bitstream without modifying the fidelity of the underlying visual media. The present invention provides for a wide variety of supplemental enhancement information fields which... Agent: Foley & Lardner LLP

20080101460 - Systems and methods for dynamically allocating bandwidth in a digital broadband delivery system: Systems and methods for dynamically allocating bandwidth in a digital broadband delivery system are disclosed. One example method includes receiving information describing subscriber requests for content delivery, receiving bandwidth allocation criteria, and processing the information describing subscriber requests and the bandwidth allocation criteria according to a statistical model. The bandwidth... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20080101462 - Double register array buffer for motion compensation: Provided are a method and apparatus for buffering image data for motion compensation. One of two buffers of a double register array buffer, i.e., a first buffer, is selected as a buffer in which data corresponding to a row of a block of an image is to be written and... Agent: Staas & Halsey LLP

20080101463 - Method and apparatus for decoding subscreen in portable terminal: Provided are a method and an apparatus for decoding a subscreen in a portable terminal. The method includes determining whether a frame for the subscreen is an index (I), bi-directional (B), or predicted (P) frame; measuring an average motion vector of each frame checked as one of the B and... Agent: The Farrell Law Firm, P.C.

20080101461 - Real time encoder with time and bit rate constraint, method, computer program product and corresponding storage means: A real time encoder with bit rate constraint, of the type including: a capture buffer memory storing frames waiting to be processed; an encoding module receiving frames issued from the capture buffer memory and delivering compressed frames; an intermediate buffer memory, storing the compressed frames issued from the encoding module;... Agent: Westman Champlin & Kelly, P.A.

20080101464 - Methods and systems for low-complexity data compression: Embodiments of the present invention comprise systems and methods for low-complexity data compression.... Agent: Krieger Intellectual Property, Inc.

20080101465 - Moving picture encoding method, device using the same, and computer program: If a reference frame displayed at the reproduction side immediately before a current image frame to be encoded is an inter encoding image frame, a quantization control device (999) appropriately corrects the level (quantization value) of an intra encoding so as to visually reduce I-frame flicker caused by a difference... Agent: Foley And Lardner LLP Suite 500

20080101466 - Network-based dynamic encoding: A network-based video encoding and decoding system encodes and decodes remotely displayed user application data on a centralized desktop computer. Remotely displayed user application data are screen captures of a browsing application run by the centralized desktop computer on user's behalf. The encoding system optimizes its encoding performance using back... Agent: Fenwick & West LLP

20080101467 - Method and system for secure and efficient wireless transmission of hdcp-encrypted hdmi/dvi signals: The present invention is directed to methods and systems for enabling secure and efficient wireless transmission of HDCP-encrypted high definition (HD) signals. In one aspect, the present invention provides methods and systems for reducing the data rate required to convey HD content to enable direct wireless transmission of HD content.... Agent: Fiala & Weaver, P.l.l.c. C/o Intellevate

20080101468 - Test system of digital video data and semiconductor device: The digital video data test system includes a semiconductor device to be tested and a digital video data test device. In the semiconductor device, a clock frequency division section divides the frequency of a digital video clock to generate a frequency-divided clock. A timing signal generation section generates a timing... Agent: Mcdermott Will & Emery LLP

20080101469 - Method and apparatus for adaptive noise filtering of pixel data: A method and apparatus for processing frames of pixel data is provided. The apparatus can be a video encoder and includes an interface receiving a current frame including a plurality of blocks of pixel data. The apparatus further includes a processing device coupled to the interface, with the processing device:... Agent: Motorola, Inc.

20080101470 - System and method for scalable video coding using telescopic mode flags: Systems and methods for scalable video coding using special inter-layer prediction modes (called telescopic modes) are provided. These modes facilitate accelerated operation of encoders with improved coding efficiency.... Agent: Baker Botts L.L.P.

20080101472 - Frame rate conversion method using motion interpolation: A Frame Rate Conversion (FRC) method using motion interpolation is disclosed. The FRC method includes checking the position of a motion vector intersecting an interpolated frame for each block of the interpolated frame, performing motion interpolation by acquiring a motion vector of each vertex of each block using motion vectors... Agent: Cha & Reiter, LLC

20080101471 - Method and apparatus for rapid video and field coding: There are provided video encoders and corresponding methods for encoding video data for an image that is divisible into super-macroblocks (super-MBs). A video encoder includes an encoder for classifying a super-MB in the image with respect to one of a frame mode or a field mode using a band-pass/high-pass filter... Agent: Joseph J. Laks Thomson Licensing LLC

20080101473 - Transcoding apparatus and transcoding method: A transcoding apparatus and a transcoding method convert MPEG-2 compressed video to H.264 compressed video without increasing the circuit size while also preventing loss of image quality. The transcoding apparatus has a transcoder. The transcoder has an MPEG-2 decoder for decoding an MPEG-2 video stream, a data transform unit, and... Agent: Greenblum & Bernstein, P.L.C

20080101474 - Optimizing the storage and reducing the computation of reference picture list processing in video decoding: A method of decoding a slice of video data may include determining two slice reference lists that are associated with the slice of video data and finding a co-located picture that is associated with the slice of video data. The method may also include retrieving two co-located reference lists that... Agent: Intel Corporation C/o Intellevate, LLC

20080101475 - Image decoding apparatus, image coding apparatus, image communications system and coded bit stream converting apparatus: An image decoding apparatus is capable of decoding coded bit streams with different coding schemes. The image decoding apparatus includes a coding scheme decision section for deciding a coding scheme from coding scheme identification information multiplexed into a coded bit stream, a setting unit for setting header information on a... Agent: Birch Stewart Kolasch & Birch

20080101477 - Communication apparatus and control method for communication apparatus: A signaling unit of a display terminal establishes communication with a content server, video communication terminal, and PC server through a communication unit, and transmits/receives image data compressed by MPEG2, MPEG4, and JPEG. A media control unit switches compression schemes for decoding in a media processing unit on the basis... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080101476 - Video coding rate adaptation to reduce packetization overhead: This disclosure describes techniques for video coding rate adaptation to reduce packetization overhead. The video coding rate controls the number of coding bits allocated to a segment of encoded video, and hence the length of the encoded video segment. Differences between the length of the encoded video segment and the... Agent: Qualcomm Incorporated

20080101478 - Decoding device and decoding method: According to one embodiment, a video PTS correction unit judges whether or not a PTS written in a PES header of a video PES contained in a video PES buffer is at an abnormal value, corrects the PTS if it is abnormal value, and adds the PTS to each video... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080101479 - Method and system for automatic cat cable configuration: Methods and systems for automatic CAT cable configuration are disclosed and may comprise configuring a single network interface to handle processing of signals communicated over differently coupled CAT cable configurations. One or more switching devices, which may comprise multiplexers or configurable switches, may be electronically or manually configured to couple... Agent: Mcandrews Held & Malloy, Ltd

20080101487 - Communication apparatus and a method of transmitting data therefor: An Orthogonal Frequency Division Multiplex (OFDM) transmitter (100) comprises a symbol generator (103) for generating a first OFDM symbol comprising user data and pilot data where the pilot data comprises a set of predetermined non-orthogonal pilot symbols. A weight generator (109) uses an amplitude estimator (107) for selecting a set... Agent: Motorola, Inc.

20080101481 - Communication system for sending and receiving digital data: A system and method for constructing a transmitter and a receiver that communicate using multiple orthogonal frequencies which are locked to each other. The set of available frequencies can range from 7, 32 frequencies to a much larger set of frequencies. The transmitted frequencies are separated by a small limited... Agent: Lowe Hauptman Ham & Berner, LLP

20080101484 - Ici mitigation method for high-speed mobile ofdm systems: In high-speed mobile environments, the channel is time-varying within an OFDM symbol. This time-varying characteristic will destroy the orthogonality among subcarriers. Thus, the intercarrier interference (ICI) will occur and the system performance will be degraded. An ICI mitigation method for high-speed mobile OFDM systems is proposed, which explores the special... Agent: Rosenberg, Klein & Lee

20080101482 - Method and apparatus for refining mimo channel estimation using the signal field of the data frame: A method is provided to compensate for environmental factors experienced by a wireless signal during transmission between a transmitter and a receiver. The method begins by receiving a wireless signal that includes a data frame having a preamble used to estimate a quantity (e.g., a channel transfer function) relating to... Agent: Motorola, Inc. Law Department

20080101489 - Method and system for improving channel estimation in a communications network: The present invention discloses a method for improving channel estimation in a communications network. The method comprises estimating first channel characteristics of first sub-carriers carrying pilot signals; obtaining second channel characteristics of second sub-carriers carrying data using the first channel characteristics of the first sub-carriers with an algorithm that comprises... Agent: L. Howard Chen Kirkpatrick & Lockhart Preston Gates Ellis, LLP

20080101491 - Method for transmitting signal in wireless communication system: A method for transmitting a signal in a wireless communication system. The method comprises the steps of: grouping two subcarriers having different channel characteristics; identifying a number of all cases occurring when either equal symbols or different symbols, among symbols determined upon applying a first modulation scheme, are mapped to... Agent: Docket Clerk

20080101486 - Receiver and method for implementing timing synchronization in ofdm scheme: A receiver and method of performing timing synchronization in an orthogonal frequency division multiplexing (OFDM) scheme. A receiver to perform timing synchronization in an OFDM scheme, the receiver including: an autocorrelation processor to calculate and accumulate an autocorrelation value with regard to samples of an OFDM symbol before an initialized... Agent: Stein, Mcewen & Bui, LLP

20080101485 - Receiver and transmitter in a telecommunication system: In telecommunication systems, in particular OFDM telecommunication systems, there is a Fourier transformer for transforming the data signal from time to frequency domain. The present invention proposes to define the bit-reversed output of the Fourier transformer at least as a part of a deinterleaving process in a receiver. In a... Agent: Squire, Sanders & Dempsey L.L.P.

20080101488 - Robust and low-complexity combined signal power estimation: Ascertaining a signal power of an Orthogonal Frequency Division Multiplexing (OFDM) signal involves ascertaining a plurality of channel estimates from the OFDM signal. Compensating phase shift values for phase aligning the plurality of channel estimates are estimated and used to generate phase corrected channel estimates. The phase corrected channel estimates... Agent: Potomac Patent Group PLLC

20080101483 - System and method for reducing edge effect: A channel estimator (150) is provided that comprises: an extension circuit (410) configured to receive a pilot signal (510), and add front and back extension signals (620, 630) to a front and back of the pilot signal, respectively, creating a first signal (610), the front and back extension signals being... Agent: Posz Law Group, PLC

20080101480 - System and method for symbol rate estimation using vector velocity: A system and method for symbol rate estimation using vector velocity that does not require any prior knowledge of the signal's structure and is accurate in the presence of frequency offset and noise. An input signal is converted to a symbol constellation path signal, and a velocity signal representing a... Agent: Hovey Williams LLP

20080101490 - Ofdm receiver and ofdm signal receiving method: An OFDM receiver may include OFDM-signal receiving means for receiving an orthogonal frequency division multiplexing signal, channel-characteristic estimating means for estimating a channel characteristic, time-direction-channel estimating means used for the estimation of a channel characteristic, judging means for judging a result of the estimation of a time direction channel, switching... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080101498 - Method and apparatus for transmitting/receiving feedback information in a wireless packet data communication system: A Channel Quality Indicator (CQI) expression and feedback method prevents an excessive increase in the CQI feedback overhead while supporting both Single-User MIMO and Multi-User MIMO operations. When a default MIMO operation is set to Single-User MIMO or Multi-User MIMO, an access network can receive MIMO CQI feedback optimized for... Agent: The Farrell Law Firm, P.C.

20080101493 - Method and system for computing a spatial spreading matrix for space-time coding in wireless communication systems: A method and system for wireless communication over a wireless channel combines space-time coding with statistical transmit beamforming. As such, instantaneous channel state information is not required. In one implementation, statistical beamforming is performed by employing an optimal spreading matrix as a function of a transmit correlation matrix, without requiring... Agent: Kenneth L. Sherman, Esq. Myers Dawes Andras & Sherman, LLP

20080101492 - Method for tracking phase noise in an ofdm system: m

20080101496 - Mimo channel estimation in presence of carrier frequency offset: A technique to determine carrier frequency offset (CFO) phase shift and perform channel estimation for symbols of a signal communicated across a multiple-input-multiple-output (MIMO) communication channel, in which preambles utilized for channel estimation are sent over more than one time block. Because the transmission of preambles used for channel estimation... Agent: Garlick Harrison & Markison

20080101495 - Mimo channel estimation in presence of sampling frequency offset: A technique to determine sampling frequency offset (SFO) phase shift and perform channel estimation for symbols of a signal communicated across a multiple-input-multiple-output (MIMO) communication channel, in which preambles utilized for channel estimation are sent over more than one time block. Because the transmission of preambles used for channel estimation... Agent: Garlick Harrison & Markison

20080101497 - Mimo phase noise estimation and correction: A technique to estimate phase noise across a multiple-input-multiple-output (MIMO) communication channel, in which phase noise estimation is obtained by solving a matrix equation that has more unknowns than available equations. Once the phase noise estimate is determined, appropriate phase correction is applied to correct for phase noise induced errors... Agent: Garlick Harrison & Markison

20080101494 - System and method for generating mimo signals: A method (400) is provided for processing signals in a multiple-input/multiple-output system (200). The method comprises: receiving a stream of B data bits (410); modulating the B data bits into J data symbols chosen from a set symbol constellation (420); converting the J data symbols into L preprecoded symbols based... Agent: Posz Law Group, PLC

20080101500 - Multiplier-less data processing techniques and related implementations adapted for use in polar modulator: A modulator performs data processing operations such as interpolation and fractional delay adjustment on amplitude and/or phase data by performing shift operations in lieu of multiplication operations. In selected embodiments, the modulator samples input data at a first rate, processes the sampled input data using the first rate, and then... Agent: Volentine & Whitt PLLC

20080101499 - Transmitter, method for generating a plurality of long preambles and communication device: A transmitter is described which has a determination unit for determining a plurality of symbols (301) such that each symbol (301) comprises a tail component (302) and the plurality is determined in such a way that the tail components (302) are substantially equal and a tone generation unit for arranging... Agent: Crockett & Crockett

20080101501 - Oversampling digital radio frequency transmitter: A system and method for transmitting a radio frequency signal, comprising providing a plurality of digital radio frequency signal inputs, each having a respective associated clock, wherein a respective digital radio frequency signal input has a digital data rate sufficient to represent both the information and carrier, if any, in... Agent: Milde & Hoffberg, LLP

20080101502 - Optimized clipping for peak-to-average power ratio reduction: A technique for PAR reduction involves producing an optimized clipping pulse. The optimized clipping pulse may be designed to meet certain requirements, such as a spectral mask target or an EVM target, when applied to a signal.... Agent: Perkins Coie LLP

20080101503 - Oversampling digital receiver for radio-frequency signals: A system and method for receiving a radio frequency signal, comprising a device for digitizing, without prior alteration of frequency, an analog radio frequency representation of each of a plurality of radio frequency signals to produce a respective plurality of digital radio frequency signals having a respective associated radio frequency... Agent: Milde & Hoffberg, LLP

20080101504 - Method and apparatus for packet detection in wireless communication system: An apparatus for detecting an OFDM symbol encoded with a transmitted sequence including a filter having coefficients based on a simplified version of the transmitted sequence is disclosed. A computer program product having code and a wireless communications apparatus for performing the method are also described herein.... Agent: Qualcomm Incorporated

20080101505 - Receivers for cycle encoded signals: In some embodiments, the inventions includes a transmitter including a cycle encoding circuit to receive a data input signal and to provide a full cycle encoded signal in response thereto by continuously joining portions of different encoding signals. Some of the encoding signals have a different frequency than others of... Agent: Blakely Sokoloff Taylor & Zafman

20080101506 - Receiver for the geo satellite reverse link using tail-biting code: A receiver for the GEO satellite reverse link, which uses the tail-biting convolutional code for error control, and methods to solve the problem of channel estimation is described. The channel estimate is initialized at each state using the pilot channel. Branch metric computation is used for circular decoding of the... Agent: Qualcomm Incorporated

20080101507 - Mobile communication system, transmitting equipment and transmission signal generation method: A transmitting equipment is used in a mobile communication system in which a signal obtained by cyclically shifting a predetermined sequence is used for communication. An inverse fast Fourier transform device of the transmitting equipment converts a signal obtained by signal processing on a predetermined sequence in a frequency region... Agent: Sughrue Mion, PLLC

20080101508 - Carrier frequency recovering apparatus using phase shift and method thereof: Provided is a carrier frequency recovering apparatus and method based on phase shift. The carrier frequency recovering apparatus can recover carrier frequency based on phase shift caused by a frequency offset to thereby perform demodulation without deterioration, no matter how large the frequency offset is, and minimize structural complexity, although... Agent: Ladas & Parry LLP

20080101509 - Apparatus and method for decoding received signal in multiple input multiple output (mimo) system: Apparatus and method for decoding a received signal at a receiver of a MIMO system are provided. The method includes calculating an initial estimate value and an initial radius of transmit symbols from the received signal; determining whether to reduce the initial radius according to SNR of the received signal;... Agent: The Farrell Law Firm, P.C.

20080101510 - Digital signal processing based de-serializer: A DSP based SERDES performs compensation operations to support high speed de-serialization. A receiver section of the DSP based SERDES includes one or more ADCs and DSPs. The ADC operates to sample (modulated) analog serial data and to produce digitized serial data (digital representation of the modulated analog serial data).... Agent: Garlick Harrison & Markison

20080101511 - Cell id detection in cellular communication systems: Ascertaining which one of a number of cells of a cellular communication system transmitted an OFDM signal involves obtaining reference symbols from the OFDM signal. Compensating phase shift values for phase aligning the plurality of reference symbols are estimated and used to generate phase corrected reference symbols. At least two... Agent: Potomac Patent Group PLLC

20080101512 - Fast q-filter: An nonlinear digital signal processing filter (100, 200, 1100, 1308, 1310, 1312, 1346, 1604) maintains a magnitude ordering for successive windows of signal samples. A set of filter density generator values [f1, f2, f3 . . . fj . . . fndensities] are used according to the ordering in a... Agent: Motorola, Inc.

20080101513 - Systems and methods for synchronizing an input signal: Systems and methods for synchronizing an input signal with a substantial mitigation of race conditions and a substantial increase in resolving time are provided. One embodiment includes a system comprising a first latching device configured to latch a first output signal from the input signal and a delay element configured... Agent: Hewlett Packard Company

20080101514 - Method and arrangement for synchronization: The invention relates to a method and an arrangement for transferring timing messages in a digital data transfer system. In a solution according to the invention a timing message is transferred (101, 102, 103) within control data carried in a protocol data unit. The timing message is dependent on a... Agent: Birch Stewart Kolasch & Birch

20080101515 - Device and method for detecting symbol timing for highly bandwidth efficient high order modulation system: Disclosed is a detector and method for detecting symbol timing synchronization in a digital communication system or an analog communication system. There is provided a detector and method for detecting symbol timing synchronization of a received signal in a communication device, in which a signal is generated by multiplying: i)... Agent: Townsend And Townsend And Crew, LLP

20080101516 - Synchronization device and method for wireless communication packets: Provided is a synchronization device for wireless communication packets, the synchronization device including an A/D (analog/digital) converter that converts an analog input signal applied from outside into a digital signal; a correlation calculating section that is connected to the A/D converter and correlates the converted input signal with a preset... Agent: Lowe Hauptman Ham & Berner, LLP

20080101517 - Smart antenna interface using only digital i/o supporting both mode a and mode b antenna operation as per cea 909 standard using a single digital counter: This invention samples and transmits the CEA-909 standard smart antenna analog pulse train waveforms using only a digital I/O pin for both mode A and mode B operation. This invention implements the smart antenna interface based on a single digital programmable counter. This counter is programmable so that it can... Agent: Texas Instruments Incorporated

20080101521 - Clock and data recovery circuit: A clock and data recovery circuit includes a voltage controlled oscillator for generating an output clock according to a control voltage signal, a loop filter for outputting the control voltage signal according to a current output, a charge pump unit for outputting the current output according to an error signal,... Agent: Gallagher & Lathrop, A Professional Corporation

20080101519 - Frequency offset detector: A frequency offset detector is provided which is adaptable to a great frequency offset of one or more carrier waves in an OFDM signal. The frequency offset detector comprises a multiplication circuit which multiplies, by a pseudorandom number bit sequence, a reception signal generated by Fourier transformation of an OFDM... Agent: Nixon Peabody, LLP

20080101518 - Time base corrector: A system and method for synchronizing a system clock in accordance with a program clock reference of a content data stream includes application of incremental delays to a local clock signal having a higher frequency than that specified by the program clock reference. The delay is made over a period... Agent: Tucker Ellis & West LLP

20080101520 - Method and apparatus for carrier frequency offset estimation and frame synchronization in a wireless communication system: A method for performing carrier frequency offset estimation and frame synchronization is disclosed herein. In one approach, the method includes performing a first level frequency discrimination on at least one estimated channel tap to generate a frequency discriminated value; estimating a phase error from the frequency discriminated value; and, determining... Agent: Qualcomm Incorporated

20080101522 - Programmable local clock buffer: A programmable clock generator circuit receives control signals and a global clock and generates a pulsed data clock and a scan clock in response to gating signals. The clock generator has data clock and scan clock feed-forward paths and a single feedback path. Delay control signals program delay elements in... Agent: Ibm Corp (wsm) C/o Winstead Sechrest & Minick P.C.

20080101524 - Clock data recovery apparatus: A clock data recovery apparatus includes a phase looked loop unit, a voltage control delay line, a phase detection unit, a charge pump unit, and a loop filter unit. The phase looked loop unit outputs a plurality of clock signals which are different from each other in phase and of... Agent: Mcdermott Will & Emery LLP

20080101523 - Clock generation system: Disclosed herein are clock generator systems comprising first and second stage PLLs thereby allowing for both lower PLL bandwidth filtering and higher bandwidth response, in accordance with some embodiments. Other systems may be disclosed and/or described herein.... Agent: Blakely Sokoloff Taylor & Zafman

20080101525 - High precision continuous time gmc bpf tuning: High precision continuous time gmC BPF (Band Pass Filter) tuning. A novel approach is presented by which a continuous time signal serves as a BPF control voltage for tuning of a BPF within a communication device (e.g., transceiver or receiver). A PLL (Phase Locked Loop) tunes the center frequency of... Agent: Garlick Harrison & Markison

20080101526 - Phase controlled high speed interfaces: A system and method are used to allow high speed communication between a circuit and an external device. The system and method include a PLL with multiple phased outputs configured to be controlled digitally, a deskew PLL configured to align a clock of controller circuitry to interface circuitry, and a... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.