Pulse or digital communications inventions 03/07

20070071067 - Secure network using orthogonal frequency division multiplexing spread spectrum communications: Described are a method and system for secure transmission of data through a network. A subcarrier sequence for data transmission is generated. The subcarrier sequence designates at least one subcarrier from a number of orthogonal subcarriers for each of a plurality of intervals in a time sequence. The subcarrier sequence... Agent: Guerin & Rodriguez, LLP

20070071068 - Encipherment of digital sequences by reversible transposition methods: Methods for transposing elements of a sequence according to a rule, wherein the rule is derived from pseudo-noise or pseudo-noise like binary and non-binary sequences are disclosed. Sequences of transposed symbols can be recovered by applying a reversing rule. Sets of orthogonal hopping and transposition rules are created by applying... Agent: Glen M. Diehl Diehl Servilla LLC

20070071069 - Gmsk spread modulation: Spread spectrum GMSK signals are presented. Transmission may involve obtaining a sequence of data symbols, obtaining a spread spectrum code comprising a sequence of spread spectrum chips, generating a sequence of pre-modulation chips by combining the sequence of data symbols with the spread spectrum chips, wherein for each data symbol,... Agent: Townsend And Townsend And Crew LLP Viasat, Inc (client #017018)

20070071071 - Methods and apparatus to perform frequency-domain equalization for channels with large delay-spreads: Methods and apparatus to perform frequency-domain equalization in high-speed downlink packet access (HSDPA) receivers for wireless channels with large delay-spreads are disclosed. An example method comprises computing a first frequency-domain equalizer (FDE) coefficient for a first set of multipaths, computing a second FDE coefficient for a second set of multipaths,... Agent: Texas Instruments Incorporated

20070071070 - Receiver techniques for wireless communication: A receiver device for use in a wireless communication system (20) includes a rake receiver (32) and an equalizer receiver (34). A controller (36) selects one of the rake receiver (32) or the equalizer receiver (34) for processing a received signal. In some situations, the rake receiver (32) will provide... Agent: Carlson, Gaskey & Olds, P.C.

20070071073 - method and apparatus for interference cancellation: A method of mitigating interference in a wireless communication system is disclosed. More specifically, the method comprises receiving at least two signals from a plurality of transmitting ends, estimating interference value based on a predetermined number of the received signals and a current signal, removing interference from the received signals... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20070071072 - Systems, methods, and apparatus for establishing finger lock state: Embodiments include a method of signal processing in which each of a set of individual estimates of a transmitted symbol is added to a combined symbol estimate based on a relation between a signal quality value corresponding to the individual estimate and a threshold value, where the threshold value is... Agent: Qualcomm Incorporated

20070071075 - Apparatus and method for detecting fast feedback information in multi-cell base station in a broadband wireless communication system: An apparatus and method for detecting a feedback signal in a multi-cell or multi-sector sector BS in a broadband wireless communication system are provided. A demodulator correlates each tile being sets of subcarriers carrying feedback information received from a serving sector/cell with each possible codeword and calculates the squares of... Agent: Dilworth & Barrese, LLP

20070071074 - Data input device for use in semiconductor memory device: A data input device for use in a semiconductor memory device includes a synchronization control unit for receiving a data strobe signal with which a data is synchronized in order to generate a synchronization signal in response to a driving signal; and a synchronization unit for storing internal data input... Agent: Mcdermott Will & Emery LLP

20070071076 - Data input device of semiconductor memory device: A data input device of a semiconductor memory device can reduce unnecessary current consumption occurring according to a setting of a bandwidth. The data input device includes: a bandwidth signal input part for receiving a bandwidth signal for setting a data bandwidth to output an internal bandwidth signal; a synchronization... Agent: Mcdermott Will & Emery LLP

20070071077 - Correlation based decision-feedback equalizer for underwater acoustic communications: An underwater communications system includes an antenna array, a sound transmission source for transmitting communication packets, and a receiver including a processor. The processor is programmed for receiving and detecting a Doppler-sensitive probe signal and training sequence, for estimating a channel impulse response function for correlating the received signal to... Agent: Naval Research Laboratory Associate Counsel (patents)

20070071078 - Radio apparatus: A radio apparatus includes a first radio-frequency unit configured to receive a reception signal transmitted from a communication partner, and configured to transmit a transmission signal to the communication partner, a second radio-frequency unit configured to receive a reception signal transmitted from the communication partner, configured to transmit a transmission... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070071079 - Selectable hybrid circuitry for transmission systems and method therefor: A method is provided that includes selectively engaging impedance circuits one at a time from a plurality of selectable impedance circuits in-line with a communication channel. Each of the plurality of selectable impedance circuits includes a hybrid circuit responsive to a modem and to the communication channel. The method further... Agent: Toler Schaffer, LLP

20070071081 - Communication analysis apparatus and method and storage medium storing communication analysis program, and organization rigidification analysis apparatus and method and storage medium storing organization rigidification analysis program: A communication analysis apparatus includes: first decision means for deciding a chance of a communication between users; second decision means for deciding an occurrences of the communication between the users; and analysis means for analyzing the occurrences of the communications decided by the second decision means, in association with the... Agent: Oliff & Berridge, PLC

20070071082 - Electronic measuring device for detecting a process variable, in particular a radar or ultrasonic filling level measuring device, and a method for operating a measuring device of this type: The invention related to a method and an electronic measuring device for detecting a process variable connectable to a two-wire line (101) for providing the supply energy and for digital communication with a process control, and a method for operating such a measuring device. An inventive measuring device includes a... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20070071080 - Strobe technique for time stamping a digital signal: A system and apparatus generates a time-stamp to identify and record the time of an event such as an edge received in a data signal or clock signal. A set of strobe pulses can be generated by routing an external clock signal to delay elements with incrementally increasing delay values.... Agent: Foley & Lardner LLP

20070071083 - Equalizing a transmitter: In one embodiment, the present invention includes a method for associating a first plurality of current sources with a first tap coefficient and associating a second plurality of current sources with a second tap coefficient. A first plurality of output switches coupled to the first plurality of current sources is... Agent: Trop Pruner & Hu, PC

20070071085 - Noise filter and filtering method: A noise filter, used for a digital signal, configuring an [N−1]-stage filter by connecting the N-number of flip flops in series comprises a selection unit for outputting a filter output signal by selecting one of signals filtered by one to (N−1) stages based on a selection signals; and a wave... Agent: Arent Fox PLLC

20070071084 - Programmable digital equalization control circuitry and methods: Equalization circuitry may be used to compensate for the attenuation of a data signal caused by a transmission medium. The control circuitry for the equalization circuitry may generate control inputs for equalization stages that control the amount of gain provided to the data signal. A comparator may determine whether the... Agent: Fish & NeaveIPGroup Ropes & Gray LLP

20070071086 - Method and circuit for controlling a pwm power stage: A method for controlling a PWM power stage is based upon dampening current peaks generated by switching of the PWM power stage. The PWM power stage includes at least two MOS transistors of opposite conductivity coupled between an output node of the PWM power stage and respective positive and negative... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20070071093 - Multiple layer video encoding: Certain embodiments disclosed herein provide systems and methods for processing multimedia data. The systems and methods comprise receiving a first set of quantized coefficients representing at least one video frame, receiving a second set of quantized coefficients representing the at least one video frame, and generating, using the first set... Agent: Qualcomm Incorporated

20070071092 - System and method for open loop spatial prediction in a video encoder: Presented herein are systems, methods, and apparatus for real-time high definition television encoding. In one embodiment, there is a method for encoding video data. The method comprises downscaling at least one original reference picture; classifying the content of the macroblocks of the picture; and selecting a spatial prediction mode for... Agent: Mcandrews Held & Malloy, Ltd

20070071094 - Video encoding method, apparatus, and program: A video encoding method includes encoding n pictures included in a video image using a first quantization parameter, calculating first number-of-encoded-bits information indicating number of encoded bits of every picture type, multiplexing a set frame rate by an average first-number-of-encoded-bits per picture calculated from the first-number-of-encoded-bits information to obtain a... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070071095 - De-blocking and de-ringing systems and methods: Disclosed herein are various embodiments of decoding systems and methods. In one embodiment, among others, a decoding system comprises a de-blocking system configured to receive decoded video data and decoding information and remove blocking artifacts from the decoded video data, and a de-ringing system configured to remove ringing artifacts from... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070071087 - Apparatus and method for video encoding and decoding and recording medium having recorded theron program for the method: An intraprediction encoding and decoding apparatus and a method thereof are provided to improve compression efficiency. A video encoding method includes dividing an input video into a plurality of sub-planes based on a spatial characteristic of the input video, performing intraprediction encoding on at least a first sub-plane of the... Agent: Sughrue Mion, PLLC

20070071088 - Method and apparatus for entropy encoding and entropy decoding fine-granularity scalability layer video data: Methods and apparatuses for entropy encoding and decoding Fine-granularity Scalability (FGS) layer video data are provided. The encoding method includes extracting residual data between a first block and a second block in a layer lower than the FGS layer corresponding to the first block; obtaining transform coefficients; dividing the transform... Agent: Sughrue Mion, PLLC

20070071089 - Scalable audio encoding and decoding apparatus, method, and medium: Provided is a scalable encoding method, apparatus, and medium. The method includes: encoding a base layer and encoding a first enhancement layer and a second enhancement layer in a frame having the base layer; and generating an encoded frame by synthesizing the encoded results. Accordingly, only if the loss of... Agent: Staas & Halsey LLP

20070071099 - External memory device, method of storing image data for the same, and image processor using the method: An external memory device, a method of storing image data for the same, and an image processor using the method to improve an image encoding and/or decoding speed are provided. The method includes forming image data included in a predetermined-size sub-block divided from a macroblock as at least one data... Agent: Sughrue Mion, PLLC

20070071098 - Image storage device for motion estimation and method of storing image data: Provided are an image data storage device included in a motion estimation device to store image data of a reference frame required for motion estimation and a method of storing image data. The image data storage device includes a data storing unit storing search area data of the reference frame... Agent: Sughrue Mion, PLLC

20070071097 - Recompression method and apparatus for video data: A recompression apparatus for video data possesses a first transcoder, which is able to generate an output video data by recompressing an input video data encoded by a first encode scheme, a second transcoder, which has a compressibility smaller than the first transcoder and is able to generate an output... Agent: Nixon & Vanderhye, PC

20070071096 - Transcoder and transcoding method operating in a transform domain for video coding schemes possessing different transform kernels: A transcoder for converting a digital video signal from a first format into a second format in transform domain. The first format and the second format are respectively adopted by video coding schemes possessing different DCT transform kernels. The transcoder includes: a transform-domain decoder, coupled to the digital video signal,... Agent: North America Intellectual Property Corporation

20070071100 - Encoder assisted frame rate up conversion using various motion models: An Encoder Assisted Frame Rate Up Conversion (EA-FRUC) system that utilizes various motion models, such as affine models, in addition to video coding and pre-processing operations at the video encoder to exploit the FRUC processing that will occur in the decoder in order to improve the modeling of moving objects,... Agent: Qualcomm Incorporated

20070071101 - Systolic-array based systems and methods for performing block matching in motion compensation: Systolic array-based systems and methods for performing block matching in motion compensation. A target pixel block is loaded into a systolic array. A matching sized block of a reference search space is loaded into the array, row by row. A sum of absolute difference (SOAD) is computed for each row... Agent: Hunton & Williams LLP Intellectual Property Department

20070071103 - Apparatus for digital video format down-conversion with arbitrary conversion ratio and method therefor: The efficient motion compensation apparatus for digital video format down-conversion with variable conversion ratio is disclosed. The apparatus is characterized by an interpolation and decimation filters derived using a number of orthogonal transforms with variable transform sizes and implemented using efficient computation architectures. The computation architecture comprises the orthogonal transform... Agent: Greenblum & Bernstein, P.L.C

20070071102 - Method for decoding transform coefficients corresponding to an image: A method of decoding CAVLC transform coefficients encoded from an image uses a plurality of registers for storing coefficients and flags and a plurality of MUX devices for selecting data input for corresponding registers. The method includes receiving transform coefficients including first and second encoded data corresponding to an image,... Agent: North America Intellectual Property Corporation

20070071091 - Audio and video compression for wireless data stream transmission: A video compression, transmission and decoding procedure includes: reducing the image data by calculating the average of a predetermined number of pixels, calculating the DCT coefficients and dividing DCT coefficients by predetermined matrix of values, and applying fixed length of code to represent the DCT coefficients. Low frequency DCT coefficients... Agent: Chih-ta Star Sung Bld. 52, Rm. 308

20070071090 - Method for performing context adaptive binary arithmetic coding with stochastic bit reshuffling for fine granularity scalability: The disclosure relates to a method for performing context based binary arithmetic coding with a stochastic bit-reshuffling scheme in order to improve MPEG-4 fine granularity scalability (FGS) based bit-plane coding. The method comprises steps of: replacing 8×8 DCT with 4×4 integer transform coefficient in MPEG-4 AVC (Advance Video-Coding); partitioning each... Agent: Bucknam And Archer

20070071104 - Picture coding method and picture decoding method: A picture coding device has: a coding controlling unit which decides whether or not a to-be-coded picture is to be coded as a high-resolution picture or a low-resolution picture, depending on a picture type of the to-be-coded picture; the first down-conversion unit which down-converts resolution of the to-be-coded picture, when... Agent: Wenderoth, Lind & Ponack L.L.P.

20070071108 - reducing the block effect in video file compression: We describe a method for reducing the block effect in video file compression including inspecting an image in a row and column direction, calculating an intensity vector of the block effect responsive to the inspecting, obtaining distribution data for the block effect responsive to the intensity vector, determining position information... Agent: Marger Johnson & Mccollom, P.C.

20070071107 - Method of estimating disparity vector using camera parameters, apparatus for encoding and decoding multi-view picture using the disparity vector estimation method, and computer-readable recording medium storing a program for executing the method: A disparity vector estimation method and an apparatus are provided for encoding and decoding a multi-view picture using the disparity vector estimation method. The method of estimating a disparity vector of a multi-view picture includes determining a disparity vector between two frames having a different viewpoint from a current viewpoint,... Agent: Sughrue Mion, PLLC

20070071105 - Mode selection techniques for multimedia coding: This disclosure describes techniques for improving mode selection decisions during the encoding of macroblocks (or other blocks) of multimedia frames of a multimedia sequence. During motion estimation, the encoding modes for macroblocks can be determined so that a desirable encoding rate and acceptable levels of distortion (i.e., acceptable rate-distortion) can... Agent: Qualcomm Incorporated

20070071106 - Systems and methods for performing deblocking in microprocessor-based video codec applications: Two pairs of deblock instructions for performing deblock filtering on a horizontal row of pixels according to the H.264 (MPEG 4 part 10) and VC1 video codec algorithms. The first instruction of each pair has three 128-bit operands comprising the 16-bit components of a horizontal line of 8 pixels crossing... Agent: Hunton & Williams LLP Intellectual Property Department

20070071109 - Method and apparatus for coding information: The invention provides a method and apparatus for coding information that is specifically adapted for smaller presentation formats, such as in a hand held video player. The invention addresses, inter alia, reducing the complexity of video decoding, implementation of an MP3 decoder using fixed point arithmetic, fast YcbCr to RGB... Agent: Glenn Patent Group

20070071110 - Digital television transmitter and method of coding data in digital television transmitter: A digital television (DTV) transmitter and a method of coding data in the DTV transmitter method are disclosed. A pre-processes enhanced data by coding the enhanced data for forward error correction (FEC) and expanding the FEC-coded enhanced data. A data formatter generates enhanced data packets including the pre-processed enhanced data... Agent: Jonathan Y. Kang, Esq. Lee, Hong, Degerman, Kang & Schmadeka, P.C.

20070071112 - Active emi suppression circuit: In a network device, an active Electro-Magnetic Interference (EMI) suppression circuit is coupled in parallel to transmit and receive differential signal lines connecting an Ethernet physical layer (PHY) module and a network connector, actively suppressing EMI in a network communications system that replaces a traditional transformer with an active direct... Agent: Koestner Bertani LLP

20070071113 - Input and output driver circuits for differential signal transfer, and differential signal transfer apparatus and methods: In one aspect, a differential signal transfer method is provided which includes converting 2M-1 original signals into 2M-1 differential signal pairs, where M is an integer of 2 or more, and wherein each pair consists of a first differential signal and a second differential signal having opposite phases, and transferring... Agent: Volentine Francos, & Whitt PLLC

20070071111 - Link transmitter with reduced power consumption: With some transmitter embodiments disclosed herein, static power consumption in low power modes may be reduced without excessively increasing latency.... Agent: Blakely Sokoloff Taylor & Zafman

20070071114 - Enhanced wireless packet data communication system, method, and apparatus applicable to both wide area networks and local area networks: A cellular wireless packet data communication system containing transmit-only endpoint devices which transmit to receive-only base stations. The system is configured to allow for large area coverage (e.g., a metropolitan area) with far fewer number base stations than are required with conventional two-way cellular systems. The base station coverage areas... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070071117 - Communication method, transmission signal forming method, and data structure of transmission signal: In a communication method for transmitting a multipath characteristic measurement signal and a plurality of data transmission signals, the multipath characteristic measurement signal and data transmission signals are a signal array formed by a plurality of coefficient matrices that are orthogonal to one another within the matrices and which comprise... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070071122 - Evaluation of transmitter performance: Systems and methodologies are described that facilitate monitoring transmitter performance in a wireless communication environment. A signal analyzer can be used to sample the output of a transmitter and the sampled signal can be propagated to a processor. The processor can generate frequency domain channel estimates for the subcarriers. If... Agent: Qualcomm Incorporated

20070071115 - Frequency combining apparatus and frequency combining method: A reference frequency of 4224 MHz is divided into ½ to obtain a sampling frequency of 2112 MHz, and further the frequency division into ½ is sequentially performed and the values of three bits outputted by the ½, ¼ and ⅛ frequency division are decoded in response to frequency selection.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070071125 - Method and apparatus for ifdma transmission: Various embodiments are described to provide for the transmission of data in an improved manner. Data transmission is improved by including in a transmitter a null generator to embed frequency domain nulls into a data symbol sequence to produce a null-embedded data symbol sequence. A symbol inserter inserts a control... Agent: Motorola, Inc.

20070071121 - Method and system for increasing data rate in a mobile terminal using spatial multiplexing for dvb-h communication: A method and system for increasing data rate in a mobile terminal using spatial multiplexing for digital video broadcasting for handhelds (DVB-H) communication are provided. A reconfigurable orthogonal frequency division multiplexing (OFDM) chip may be utilized in a mobile terminal to process received spatially multiplexed signals. The mobile terminal may... Agent: Mcandrews Held & Malloy, Ltd

20070071124 - Multi-carrier communication apparatus, integrated circuit, multi-carrier communication system, and muti-carrier communication method: A digital transmission signal from a digital signal processing unit is converted to an analog signal in an analog circuit, and is transmitted from transmission lines via a communication transformer. The digital signal processing unit includes a time carrier detector that detects existence or non-existence of a carrier by using... Agent: Stevens, Davis, Miller & Mosher, LLP

20070071119 - Multicarrier transmitter for multiple-input multiple-output communication systems and methods for puncturing bits for pilot tones: Embodiments of a transmitter and methods for puncturing bits are generally described herein. Other embodiments may be described and claimed. In some embodiments, a multicarrier transmitter performs bit puncturing for pilot subcarriers in two operations. The first operation may uniformly removes bits from an encoded bit stream to achieve a... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20070071120 - Peak to average power reduction using channel state information: Methods and systems for communicating in a wireless network include reducing the peak-to-average power ratio (PAPR) of orthogonal frequency division multiplexing (OFDM) subcarriers based on channel state information. Reducing the PAPR may include observing channel state information such as channel impulse response, interference or noise of a receive channel, selecting... Agent: Intel Corporation C/o Intellevate, LLC

20070071118 - Scalable system to adaptively transmit and receive including adaptive antenna signal and back-end processors: An adaptive baseband processing system having a scalable architecture to allow scaling to support adaptive transmission and receive, at different granularity, channel vs. subchannel, for different number of antennas and/or users, including their components, are described herein. In various embodiments, the components include a front-end processor, an AAS processor and... Agent: Schwabe, Williamson & Wyatt, P.C.

20070071116 - Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof: A spectrum coding apparatus capable of performing coding at a low bit rate and with high quality is disclosed. This apparatus is provided with a section that performs the frequency transformation of a first signal and calculates a first spectrum, a section that converts the frequency of a second signal... Agent: Stevens, Davis, Miller & Mosher, LLP

20070071123 - Synchronization method, receiver, network element, communication device, electronic device, computer program product and computer program distribution medium: The invention is related to a synchronization method in a communication system. The invention includes: carrying out a coarse time offset and frequency offset estimation, first estimating errors in the coarse time-offset and frequency offset estimation by using a maximum-likelihood time-offset estimation and joint optimisation of time-offset and frequency-offset, second... Agent: Squire, Sanders & Dempsey L.L.P.

20070071127 - Method and apparatus for pilot communication in a multi-antenna wireless communication system: Systems and methodologies are described that facilitate improved pilot information to MIMO user devices without increasing interference of SISO user devices in a wireless communication environment. A data communication signal can be generated and transmitted at a first power level, and a continuous pilot waveform comprising pilot information related to... Agent: Qualcomm Incorporated

20070071126 - Reconfigurable orthogonal frequency division multiplexing (ofdm) chip supporting single weight diversity: A method and system for a reconfigurable orthogonal frequency division multiplexing (OFDM) chip supporting single weight diversity are provided. The reconfigurable OFDM chip may be configured to process signals such as IEEE 802.11, 802.16, and digital video broadcasting (DVB). The OFDM chip may generate channel weights to be applied to... Agent: Mcandrews Held & Malloy, Ltd

20070071128 - Method for automatic control of rf level of a repeater: A method and apparatus for controlling an output power level of a radio frequency (RF) repeater (100 or 200). A system includes a receiver to receive a signal, a filtering unit configured to pass frequency components at or around a frequency band of a predetermined communication channel, an attenuator (124... Agent: Eitan Law Group C/o Landonip Inc.

20070071129 - Edge transceiver architecture and related methods: In one embodiment, the present invention includes an apparatus having multiple transmission paths, including a first transmission path configured to receive and process baseband data in a first mode of operation to generate a radio frequency (RF) signal for output via a common output path, and a second transmission path... Agent: Trop Pruner & Hu, PC

20070071130 - Signal transmission system using prd method, receiver circuit for use in the signal transmission system, and semiconductor memory device to which the signal transmission system is applied: A signal transmission system is constructed to transmit data over a signal transmission line without requiring precharging the signal transmission line for every bit, by eliminating the intersymbol interference component introduced by preceding data. The signal transmission line has a plurality of switchable signal transmission lines organized in a branching... Agent: Arent Fox PLLC

20070071131 - Switched phase receiver for a long range rfid system: A conversion receiver in a radio frequency identification system includes a phase shifting circuit that shifts the phase of a received signal. A switching circuit is coupled to the phase shifting circuit and selects either the received signal, or the phase shifted signal. A single receiver chain is coupled to... Agent: Joseph M. Sauer Jones Day

20070071133 - Device for converting a complex-valued bandpass signal into a digital baseband signal: A device is disclosed for converting a complex-valued bandpass signal into a digital baseband signal. In accordance with the invention, the device has: a) an analog filter unit that is designed to filter the complex-valued bandpass signal such that signal components outside of the useful band are suppressed, to produce... Agent: Mcgrath, Geissler, Olds & Richardson, PLLC

20070071134 - Dual layer signal processing in a layered modulation digital signal system: Systems and methods for receiving layered modulation for digital signals are presented. An exemplary apparatus comprises a tuner for receiving a layered signal and producing a layered in-phase signal and a layered quadrature signal therefrom, an analog-to-digital converter for digitizing the layered in-phase signal and the layered quadrature signal and... Agent: The Directv Group Inc

20070071132 - Mixing module and methods for use therewith: A mixing module includes a plurality of switched sample modules operably for generating a corresponding plurality of samples of an analog input signal in response to a control signal. A control module generates a mixing sequence and a control signal based on the mixing sequence, the control signal including a... Agent: Garlick Harrison & Markison

20070071135 - Method and device for increasing the capacity of non-spread transmission systems: determining a qualitative information Info(Qs) of the symbols estimated for each of the NT users, transmitting this information Info(Qs) to a processing block receiving an a priori information and designed to generate a quality information Info(Qbs) on the bits forming the symbols, transmitting the Info(Qbs) to a decoding step to... Agent: Lowe Hauptman Gilman & Berner, LLP

20070071136 - System and method for executing preamble detection, symbol timing recovery, and frequency offset estimation: The present invention describes a method and a system for executing preamble detection, symbol timing recovery, and frequency offset estimation that are applied to a PHS system for executing the preamble symbol detection and timing recovery. The system includes a first absolute value circuit, an average circuit, a multiplier, a... Agent: Troxell Law Office PLLC One Skyline Place

20070071137 - Method and system for generating wavelets: A method (1300) is provided for generating one or more waveforms (130, 140). The method includes: generating a first toggle signal (1130, 1330) in response to a clock signal (1110), the first toggle signal having one of a first positive shape, a null shape, and a first negative shape for... Agent: Posz Law Group, PLC

20070071138 - Fsk signal detector for detecting fsk signal through digital processing: In an FSK signal detector, an output from a limiter amplifier and an FSK signal are supplied to a comparator. The comparator has its output connected to two channels each composed of a correlator, an absolute value calculator and a digital low-pass filter in this order. The correlators calculate correlation... Agent: Nixon Peabody, LLP

20070071139 - Channel decoding using hard and soft decisions: In one embodiment, the present invention includes a method for receiving channel data via a transmission channel, generating hard and soft decisions for each bit of the channel data in an equalizer, and storing the hard decisions in a first buffer and storing the soft decisions in a second buffer.... Agent: Trop Pruner & Hu, PC

20070071140 - Method and apparatus for non-linear scaling of log likelihood ratio (llr) values in a decoder: Methods and apparatus are provided for non-linear scaling of log likelihood ratio (LLR) values in a decoder. A decoder according to the present invention processes a received signal by generating a plurality of log-likelihood ratios having a first resolution; applying a non-linear function to the plurality of log-likelihood ratios to... Agent: Ryan, Mason & Lewis, LLP

20070071141 - Trellis-based lock detector: A trellis-based lock detector and method for digitally modulated signals are presented. A global survivor for consecutive time indexes is computed as a maximum cumulative branch metric corresponding to a given time index for consecutive branches of the trellis structure. The invention is based on a concept that for a... Agent: Tucker, Ellis & West LLP

20070071142 - Apparatus and method for multi-phase digital sampling: A method and apparatus for determining a relationship between an input signal frequency and a reference signal frequency is envisioned. The system derives a plurality of internal reference signals from the reference signal. The internal reference signals are provided to a level detection circuit which in turn samples the input... Agent: Mcdermott Will & Emery LLP

20070071143 - Methods and apparatus for efficient and accurate coarse timing synchronization in burst demodulators: Burst detection with high accuracy is achieved with a single autocorrelation circuit. Autocorrelation is performed using a preamble-embedded correlation sequence chosen such that a steeply sloped peak characterizes the autocorrelation response. The autocorrelation circuit is preferably used multiple times per clock period to deliver correlation moduli at sub-clock multiples. A... Agent: Harrity Snyder, LLP

20070071144 - Ac coupling bandwidth switch: The present invention relates to receiver equipment with AC-coupled receiver circuits and AC coupling filters. A switch connected between a first stage and a second stage among the receiver circuits is adapted to switch from a high coupling corner frequency, for rapid settling of a signal during preparation of data... Agent: Eschweiler & Associates, LLC National City Bank Building

20070071145 - Method and apparatus to correct channel quality indicator estimation: Embodiments of the present invention provide a method and apparatus to correct channel quality indicator estimation with advanced receivers. Demonstrative embodiments of the invention include a receiver having an estimator to estimate a channel quality indicator value of a channel according to one or more estimated base values and a... Agent: Pearl Cohen Zedek Latzer, LLP

20070071146 - Methods and systems for obtaining data from networks of sources: Methods and systems for obtaining data from a number of distributed sources.... Agent: Burns & Levinson, LLP (formerly Perkins Smith & Cohen LLP)

20070071150 - Diversity receiver: This invention provides a diversity receiver, which has N branches for receiving M versions of an input signal. The diversity receiver comprises N channel state information estimators, a demodulator and a combining and demapping device. After receiving the M versions of the input signal, the demodulator performs demodulation and then... Agent: Birch Stewart Kolasch & Birch

20070071148 - Diversity reception circuit: To improve an S/N of an AM signal in a diversity reception circuit while suppressing an increase in a circuit size of A/D conversion circuits therein. In the diversity reception circuit, a single AM signal is supplied to each of the A/D conversion circuits provided for A/D converting a plurality... Agent: Young & Thompson

20070071149 - Maximum ratio combining in broadcast ofdm systems based on multiple receive antennas: Systems and methods are provided for enhancing signal quality at receivers in a wireless network. In one embodiment, an antenna is selected from a subset of antennas based on a signal quality parameter such as received signal power or signal-to-noise ratio (SNR). In another embodiment, multiple antennas are applied to... Agent: Qualcomm Incorporated

20070071147 - Pseudo eigen-beamforming with dynamic beam selection: Techniques for transmitting data with limited channel information are described. A transmitter (e.g., a base station) obtains channel information for a subset of multiple antennas used for data reception at a receiver (e.g., a terminal). The channel information may include at least one channel response vector for at least one... Agent: Qualcomm Incorporated

20070071151 - Method and an apparatus to reduce electromagnetic interference: A method and an apparatus to reduce electromagnetic interference (EMI) have been presented. In one embodiment, the method includes using a first clock signal to create a second clock signal having a fundamental frequency lower than a frequency of the first clock signal, wherein the first clock signal is used... Agent: Blakely Sokoloff Taylor & Zafman

20070071153 - Adaptive reception techniques for over-sampled receivers: An over-sampled sequence detector operates on sampled data and tracks the detection reliability of the sampled data. The detector separately analyzes sample sequences for different sampling phases and then picks a sample sequence that allows for the most reliable detection. For the different sampling phases, the detector inspects some amount... Agent: Beyer Weaver LLP

20070071152 - Method and circuit for timing recovery: A circuit and method for timing recovery. The circuit for timing recovery comprises an converter, a timing recovery controller, and a initial phase generator. The converter converts an input signal to sample data with a sampling signal. The timing recovery controller is coupled to the converter, and determines the sampling... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070071157 - Clock recovery circuit and clock recovery method: A clock recovery circuit for generating an output clock corresponding to an input signal is disclosed. The clock recovery circuit includes: a phase detection unit for receiving the input signal and the output clock and generating a phase error signal according to the input signal and the output clock; a... Agent: North America Intellectual Property Corporation

20070071155 - Information handling system capable of detecting frequency lock of signals downstream from a signal synthesized by frequency synthesizer: An information handling system including a frequency synthesizer lock detection system is disclosed that distributes a frequency synthesizer output signal across a distribution network to one or more receptor circuits. The distribution network may exhibit delay and other distortion that may cause the downstream signal arriving at the receptor circuit... Agent: Mark P. Kahler

20070071154 - Method and apparatus for detecting frequency lock in a system including a frequency synthesizer: A frequency synthesizer lock detection system is disclosed that distributes a frequency synthesizer output signal across a distribution network to one or more receptor circuits. The distribution network may exhibit delay and other distortion that may cause the downstream signal arriving at the receptor circuit to lose frequency lock with... Agent: Mark P. Kahler

20070071156 - Phase locked loop having reduced inherent noise: A phase locked loop having reduced inherent noise is provided. The phase locked loop comprises a controlled oscillator for outputting a periodic output signal as a result of a control signal; a feedback unit for providing at least two periodic feedback signals having a constant phase shift to each other... Agent: Patterson & Sheridan, LLP Gero Mcclellan / Infineon / Qimonda

20070064771 - Receiving and selectively transmitting frequency hopped data signals using a plurality of antennas: A remote unit transmits data by Frequency hopping over a set of frequencies to a base station. A plurality of antennas at the base station receives the transmitted frequency hopped data. An optimal combining of each antenna's received hopped data for a particular frequency is determined. Data is selectively transmitted... Agent: Volpe And Koenig, P.C. Dept. Icc

20070064770 - Wireless communication apparatus and wireless communication method: There is provided with there is provided with a wireless communication method using a frequency hopping scheme, which performs wireless communication with a different wireless communication apparatus by using a plurality of frequency bands, including: measuring interference quantities showing strength of interference signals in respective frequency bands; selecting a hopping... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070064772 - Adaptive channel measurement reporting: The present invention relates to a method, arrangements, and a message format for achieving an improved and adaptive reporting of measurements for a communication channel between a transmitter and a receiver unit. The invention achieves a message format for providing detailed channel information to a transmitter unit but requiring a... Agent: Ericsson Inc.

20070064773 - Multi-carrier spread spectrum using non-linear modification of sub-carrier bands: A multicarrier spread spectrum (MC-SS) technique is disclosed which includes non-linearly modifying the sub-carriers in the receiver. A method (600) and receiver (200, 300) for processing an MC-SS signal, a transceiver for MC-SS communications (700), and an MC-SS radar (800) are describe.... Agent: Thorpe North & Western, LLP.

20070064774 - System, station, device and method for obtaining quantities: In an interrogation system (100) with a station (101) and a passive device (102), the station (101) interrogates the passive device (102) for a quantity (103) by transmitting an electromagnetic pulse (105). The passive device (102) has a cavity (109) that influences an ultrawideband reflection of the electromagnetic pulse (105)... Agent: Philips Intellectual Property & Standards

20070064775 - Wideband multiple access telecommunication method and apparatus: A method and system for retrieving a desired user data symbol sequence from a received signal are disclosed. In one embodiment, the method includes i) receiving a channel modified version of a transmitted signal comprising a plurality of user data symbol sequences, each being encoded with a user specific known... Agent: Knobbe Martens Olson & Bear LLP

20070064776 - Apparatus for and method of correlating to rising chip edges: A receiver for position-determining ranging signals transmitted by earth-orbiting satellites uses a set of accumulators, each of which accumulates signal samples corresponding with a position along the rising edges of incoming PRN pulses. An MMT processor calculates the rising edges of the direct path component of the received signal, selects... Agent: Cesari And Mckenna, LLP

20070064777 - Acquisition method and apparatus for carrying out the method: An acquisition method for identifying a transmitter, and a correlator for carrying out the method includes correlating a received binary-coded spread sequence having m bits at a frequency f with a locally generated spread sequence by phase-shifting a multiplicity of locally generated spread sequences with respect to the received spread... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20070064779 - Precise dynamic hysteresis: An analog comparator circuit with associated hysteresis logic operably disposed to provide a logic switching mechanism based upon an input voltage level includes a voltage comparator block operably disposed to receive a voltage input signal at a positive terminal of the voltage comparator block and a selected reference voltage at... Agent: Garlick Harrison & Markison

20070064778 - Usb 2.0 fs/ls mode driver: A USB 2.0 transceiver includes a legacy full speed and low speed (FS/LS) USB driver that includes multiple output stages. The multiple output stages are connected in parallel to an output terminal. By sequentially providing the USB data to the multiple output stages, the USB signal at the output terminal... Agent: Bever, Hoffman & Harms, LLP

20070064780 - Channel quantization for multiuser diversity: A method and system for channel quantization for multiuser diversity are provided. A quantizer may utilize quantization levels determined based on an objective function J that corresponds to a performance metric for a finite-rate feeback multiuser downlink communication system. The quantization levels may be obtained based on the results of... Agent: Mcandrews Held & Malloy, Ltd

20070064781 - Timing adjustment for data transmitting/receiving circuit: In order to provide a timing adjustment circuit capable of transmitting/receiving data without being affected by process unevenness and power voltage/temperature fluctuations even at a high data transfer rate, the phase of data outputted by a data transmitting unit is compared with the phase of a clock for regulating a... Agent: Arent Fox PLLC

20070064782 - Fsk data communications using voice modem: A method for transferring data over a communication link using a data rate and a voice modem not designed to provide communications at the data rate, includes generating, in a processor, a modulated FSK signal from an outgoing data stream. The voice modem, in playback mode, plays the modulated FSK... Agent: Ip Legal Department Tyco Fire & Security Services

20070064783 - Transmission/reception apparatus and transmission/reception method for enabling coexistence of systems: An in-home-system master station of an in-home communication system detects a frequency band (a channel number corresponding to a data communication subchannel) or a time slot used by each station of an access communication system, using a coexistence signal subchannel. Based on the detected information, the in-home-system master station determines... Agent: Wenderoth, Lind & Ponack L.L.P.

20070064784 - Communication network and method for simulating or designing thereof: A method (800) of simulating or designing a communication network supporting communication between a plurality of communication units. The method comprises the step of employing (855, 860) a simulation tool (300) to resolve a mathematical formula relating to an operation of the communication network. The method further comprises the step... Agent: Mcgarry Bair PC

20070064785 - System and method for variably inserting training symbols into transmissions by estimating the channel coherence time in a wireless communication network: A system and method for controlling the quantity of training symbols in a transmission sequence sent by a terminal (102, 106, 107) in a wireless network (100). The transmission sequence include training symbols and data symbols. The system and method determine the number of data symbol errors which are close... Agent: Gardner Carton & Douglas LLP (meshnetworks/motorola) Attn: Patent Docket Dept.

20070064786 - Equalizer and equalization method: There is provided an equalizer that includes: a first extracting circuit extracting a plurality of pilot symbols from an inputted signal; an inverse Fourier transform circuit inversely Fourier transforming the extracted plurality of pilot symbols, and computing a complex gain per path; a second extracting circuit extracting a plurality of... Agent: Nixon Peabody, LLP

20070064787 - Adaptive equalization method and circuit for continuous run-time adaptation: In some embodiments disclosed herein, equalizers in a receiver are adapted during normal operation, as they extract bit data from a received bit stream, to account for channel and/or circuit fluctuations.... Agent: Blakely Sokoloff Taylor & Zafman

20070064788 - Managing spectra of modulated signals in a communication network: Information is modulated onto frequency components of a signal. The resulting modulated signal includes at least some redundancy in frequency enabling a portion of the information modulated onto selected frequency components to be recovered from fewer than all of the selected frequency components. Controlling the spectrum of the modulated signal... Agent: Fish & Richardson PC

20070064795 - Apparatus and method for coding and decoding image: An apparatus and method for coding and decoding an image are provided. The apparatus for coding the image includes a spatio-temporal information prediction/compensation unit, a recovered image processor, a residue generator, a quantizer, and an entropy encoder. The spatio-temporal information prediction/compensation unit generates a predicted image by predicting and compensating... Agent: Staas & Halsey LLP

20070064792 - Content adaptive noise reduction filtering for image signals: A method includes selecting a target pixel and comparing a value of the target pixel with a respective value of each of a plurality of pixels located in an area that includes the target pixel. Further, for each pixel of the plurality of pixels that has a value different by... Agent: Buckley, Maschoff, Talwalkar LLC

20070064794 - Two pass rate control techniques for video coding using a min-max approach: This disclosure describes rate control techniques that can improve video coding based on a “two-pass” approach. The first pass codes a video sequence using a first set of quantization parameters (QPs) for the purpose of estimating rate-distortion characteristics of the video sequence based on the statistic of the first pass.... Agent: Qualcomm Incorporated

20070064793 - Two pass rate control techniques for video coding using rate-distortion characteristics: This disclosure describes rate control techniques that can improve video coding based on a “two-pass” approach. The first pass codes a video sequence using a first set of quantization parameters (QPs) for the purpose of estimating rate-distortion characteristics of the video sequence based on the statistics of the first pass.... Agent: Qualcomm Incorporated

20070064796 - Natural shaped regions for motion compensation: A method of irregular motion compensation includes using contours of objects in a reference image to tile the reference image into a plurality of irregular shapes, and mapping each irregular shape to a location in a target image by assigning a motion vector to each irregular shape.... Agent: Jeffrey Sam Smith

20070064790 - Apparatus and method for video encoding/decoding and recording medium having recorded thereon program for the method: An apparatus and a method for video prediction encoding and decoding to improve video compression efficiency are provided. A video encoding method includes dividing an input video into a plurality of sub-planes, generating a reference sub-plane based on the divided sub-planes, performing intraprediction on the generated reference sub-plane, and performing... Agent: Sughrue Mion, PLLC

20070064791 - Coding method producing generating smaller amount of codes for motion vectors: A motion vector coder performs coding on motion vectors MV0, MV1 and MV2 in the stated order. Initially, the motion vector coder receives the motion vectors MV0-MV2 from a motion vector holder. The motion vector coder codes the motion vector MV0 at the lowest layer 0. Subsequently, the motion vector... Agent: Mcdermott Will & Emery LLP

20070064799 - Apparatus and method for encoding and decoding multi-view video: A method and apparatus are provided for encoding and decoding a multi-view video. The multi-view video encoding apparatus includes a disparity estimator receiving a current frame and a reference frame and estimating disparity vectors between the current frame and the reference frame by the block; a disparity deviation calculator calculating... Agent: Sughrue Mion, PLLC

20070064798 - Classified filtering for temporal prediction: A method of performing a temporal prediction includes using an irregular filter tap to produce a prediction of a target image, and applying a regular filter tap to the prediction to produce an enhanced prediction.... Agent: Sheryl Sue Holloway Blakely, Sokoloff, Taylor, & Zafman LLP

20070064797 - Integrated spatial-temporal prediction: A method of generating a spatial prediction of a target block of pixels in a target image includes generating a spatial vector for a target block of pixels, using the spatial vector to construct a spatial reference block, and using the spatial reference block to generate the spatial prediction of... Agent: Jeffrey Sam Smith

20070064800 - Method of estimating disparity vector, and method and apparatus for encoding and decoding multi-view moving picture using the disparity vector estimation method: A method and apparatus are provided for encoding and decoding a multi-view moving picture. A method of estimating a disparity vector to encode a multi-view moving picture includes: estimating disparity vectors for a predetermined number of encoded macroblocks; and calculating disparity vectors of macroblocks adjacent to the encoded macroblocks using... Agent: Sughrue Mion, PLLC

20070064801 - Picture level adaptive frame/field coding for digital video content: A method and system of encoding and decoding digital video content. The digital video content comprises a stream of pictures which can each be intra, predicted, or bi-predicted pictures. Each of the pictures comprises macroblocks that can be further divided into smaller blocks. The method entails encoding and decoding each... Agent: General Instrument Corporation Dba The Connected Home Solutions Business Of Motorola, Inc.

20070064807 - Adaptive area of influence filter: A method of generating an adaptive temporal filter is performed by constructing a motion vector area cell around each of a plurality of motion vectors in a target image, selecting a pixel in the target image, constructing a pixel area cell around the selected pixel, determining an overlap area between... Agent: Sheryl Sue Holloway Blakely Sokoloff Taylor & Zafman LLP

20070064802 - Adaptive area of influence filter for moving object boundaries: A method of performing adaptive temporal prediction includes receiving a target image, wherein a position of an object in the target image is different from a position of the object in a reference image, using a boundary of the object to generate an irregular pattern of target image motion vectors,... Agent: Jeffrey Sam Smith

20070064804 - Adaptive motion estimation for temporal prediction filter over irregular motion vector samples: A method for determining values of motion vectors includes receiving an irregular pattern of motion vectors for a target image, estimating an initial value for each of the motion vectors, using the motion vectors to generate a tap structure for an adaptive temporal prediction filter, and using the tap structure... Agent: Blakely Sokoloff Taylor & Zafman

20070064803 - Adaptive motion search range: A technique for performing motion estimation using an adaptive motion search range includes calculating motion vectors for blocks of pixels in a target image, using the calculated motion vectors to generate a search range associated with a target block of pixels in the target image, and using the generated search... Agent: Jeffrey Sam Smith

20070064808 - Coding device and coding method enable high-speed moving image coding: With the motion vector detection for the macro blocks according to the entire macro block search method, the processing is consecutively performed for a set of adjacent upper and lower macro blocks as a target macro block group. Of the reference image data held by frame memory, pixel data of... Agent: Mcdermott Will & Emery LLP

20070064809 - Coding method for coding moving images: A motion vector holding unit 61 holds motion vector information with respect to a backward reference frame detected beforehand and received from a motion compensation unit 60. A motion vector calculation unit 63 calculates multiple motion vectors for each macro block defined in a coding target frame with reference to... Agent: Mcdermott Will & Emery LLP

20070064805 - Motion vector selection: A method of selecting motion vectors includes receiving a set of motion vectors and a target rate, and using a rate-distortion criterion to modify the set of motion vectors.... Agent: Jeffrey Sam Smith

20070064806 - Multi-stage linked process for adaptive motion vector sampling in video compression: A method of filtering an image includes receiving target image data and applying a multiple stage filter to the target image data. Each stage of the filtering includes generating a motion vector sampling pattern, using the target image data and the motion vector sampling pattern to generate a temporal prediction... Agent: Blakely Sokoloff Taylor & Zafman

20070064810 - Variable shape motion estimation in video sequence: A method of creating a variable-shaped block in a target image includes generating an initial pattern of target blocks, identifying allowable combinations of target blocks, calculating a combination value for each allowable combination, using the combination value to select one of the allowable combinations, and performing the selected allowable combination... Agent: Sheryl Sue Holloway Blakely, Sokoloff, Taylor & Zafman, LLP

20070064811 - Method and system for rapid and smooth selection of digitally compressed video programs: A system and method for rapid selection and viewing of video programs in digital video broadcasting are disclosed. In one example of the invention, a parser sorts the data stream from different video programs and the sorted data are then stored in a fast cache memory. There are at least... Agent: Sughrue Mion, PLLC

20070064812 - Error concealment method and apparatus: An error concealment method and apparatus are provided. The error concealment method includes determining a reference direction of a lost frame by determining whether a scene change between frames has occurred based on the lost frame; extracting concealment reference points for a pixel of the lost frame by using at... Agent: Sughrue Mion, PLLC

20070064813 - Distributed synchronous program superimposition: Distributed synchronous program superimposition may be achieved by a first entity receiving a digital video data stream comprising time-stamped moving picture video data, determining superimposition data for use in superimposing a first one or more digital images on a second one or more digital images in the stream, and sending... Agent: Robert E. Krebs Thelen Reid & Priest LLP

20070064814 - Synchronization method and apparatus of moving picture experts group transport stream for reducing initial delay: A method and apparatus for synchronization of a moving picture experts group (MPEG) transport stream, which minimizes an initial delay are provided. A packet synchronization unit and a mode of the packet synchronization unit to are initialized to “0”. Values of sync words are stored by shifting values of a... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070064816 - Adaptive pre-filtering system: A method for adaptive pre-filtering is disclosed, comprising the steps of: extracting tuning parameters from video encoding process; processing these tuning parameters to generate control parameters representative of the properties of the video data processed; coupling the control parameters to filter response; generating filter coefficients on selected filter response; and... Agent: Stmicroelectronics, Inc.

20070064815 - Method, system and device for improving video quality through in-loop temporal pre-filtering: A method, system and device are provided for pre-filtering device for filtering a video signal prior to digitally encoding. The method includes receiving at least one input picture and at least one reconstructed picture from an encoding process and performing an in-loop temporal filtering process using at least one input... Agent: Christopher P. Maiorana, P.C.

20070064817 - Audio enhancement communication techniques: The communication system may include telephones (120, 122, 124, 126). Processors (103, 104) enhance signals in opposite first and second directions between pairs of the telephones. A path (106) connects the processors in tandem. One or more switches (101, 102) disable signal enhancement for one of the processors depending on... Agent: Mcandrews Held & Malloy, Ltd

20070064818 - Method and device for decoding a position-coding pattern: In a method for position decoding, a position is calculated on the basis of information determined from a partial area, imaged by a sensor, of a position-coding pattern. If the position calculation fails, the information from the partial area recorded by the sensor is matched with information about how the... Agent: Birch Stewart Kolasch & Birch

20070064819 - Method for detecting parameters of a remote device: A system for remote identification comprising: a power sourcing device; a power ready patch panel comprising a first resistive element and at least one of a second resistive element, a multi-bit storage device and an open connection; a first electrical path between the power sourcing device and the first resistive... Agent: Powerdsine Ltd.

20070064820 - Digital broadcasting signal receiver with a plurality of receiving modules: A digital broadcasting signal receiver includes: an antenna module for receiving a digital broadcasting signal; a plurality of receiving modules coupled to the antenna module for processing a plurality of channels of the digital broadcasting signal from the antenna module in parallel; and a transmission interface coupled to the plurality... Agent: North America Intellectual Property Corporation

20070064823 - Apparatus and method for calibrating channel in radio communication system using multiple antennas: Provided is an apparatus and method for calibrating a channel in a radio communication system using multiple antennas. A base station apparatus for the radio communication system includes a channel estimator and a calculator. The channel estimator receives a UL sounding signal to estimate a first UL CSI and receives... Agent: Dilworth & Barrese, LLP

20070064825 - Communication device for receiving and transmitting ofdm signals in a wireless communication system: A communication device for receiving and transmitting OFDM signals in a wireless communication system, in which each OFDM signal is composed of a plurality of subcarrier signals each being assigned to a respective transmission channel of said communication system, including a diversity antenna unit including a plurality of antenna elements;... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070064824 - Hybrid domain block equalizer: The invention provides a method and device for iterative hybrid time-frequency domain block equalization of signals received via a communication channel subject to multipath interference. The equalization method includes frequency-domain equalization of blocks of received signals in a forward path, and time-domain inter-block echo correction and intra-block cyclic echo addition... Agent: Teitelbaum & Maclean

20070064821 - Memory reduction in digital broadcast receivers: An input random access memory (RAM) module of a fast Fourier transform (FFT) engine of a DVB receiver is used to store, during a first time period, delayed versions of an input signal that includes a first orthogonal frequency division multiplexed (OFDM) symbol and a cyclic prefix therefor received at... Agent: Sonnenschein Nath & Rosenthal LLP

20070064822 - Radio apparatus: Among destination terminal apparatuses to which a plurality of data signals are to be transmitted, a control unit specifies a terminal apparatus to which a known signal, whose number of streams is greater than the number of streams for a data signal, is to be transmitted. The control unit appends... Agent: Mcdermott Will & Emery LLP

20070064826 - Space-time trellis code for orthogonal frequency division multiplexing (ofdm): A communication system for transmitting encoded signals over a communication channel is disclosed. The system includes a transmitter, which has a source that is configured to output a plurality of input signals. The transmitter also includes an encoder that is configured to generate a plurality of output signals in response... Agent: The Directv Group Inc

20070064827 - Decoding techniques for multi-antenna systems: The invention relates to a wireless radiofrequency data communication system comprising: a base-station comprising a multiple of N first groups and a signal processing-unit comprising memory means and processing means, wherein each first group comprises a receiver-unit provided with a receiver and at least one antenna which is connected to... Agent: Mendelsohn & Associates, P.C.

20070064830 - Apparatus and method for extending number of antennas in a wireless communication system using multiple antennas: An apparatus and method for simultaneously providing service to users each having a different number of antennas in a multiple-antenna wireless communication system are provided. The communication method discloses a BS in a wireless communication system that services a first multiple antenna mode using X transmit antennas and a second... Agent: Dilworth & Barrese, LLP

20070064831 - Iterative detection and decoding for a mimo-ofdm system: Techniques to iteratively detect and decode data transmitted in a wireless (e.g., MIMO-OFDM) communication system. The iterative detection and decoding is performed by iteratively passing soft (multi-bit) “a priori” information between a detector and a decoder. The detector receives modulation symbols, performs a detection function that is complementary to the... Agent: Qualcomm Incorporated

20070064829 - Method and system for a simplified user group selection scheme with finite-rate channel state information feedback for fdd multiuser mimo downlink transmission: Certain embodiments of the invention may be found in a method and system for a simplified user group selection scheme with finite-rate channel state information feedback for frequency division duplex (FDD) multiuser multiple-input-multiple-output (MIMO) downlink transmission. Aspects of the method may include selecting, from a plurality of users, a first... Agent: Mcandrews Held & Malloy, Ltd

20070064828 - Method and system for multiple input multiple output (mimo) channel estimation: Various aspects of a method for and system for multiple input multiple output (MIMO) channel estimation are presented. Aspects of a method for computing channel estimates in a radio frequency (RF) communications system may comprise decomposing a direct matrix computation into a plurality of constituent matrices, and jointly computing a... Agent: Mcandrews Held & Malloy, Ltd

20070064832 - Frequency ramp modulation: A frequency ramp modulation technique that encodes information using frequency ramps in a transmit signal. Frequency ramp modulation according to the present teachings may be employed in a communication system that includes a narrow band receiver to maintain communication even as the pass band of the narrow band receiver drifts... Agent: Avago Technologies, Ltd.

20070064834 - Direct digital synthesizer, direct digital synthesizer for transmission and detection, and mri apparatus: In order to output amplitude data with the clock frequency higher than the clock frequency of phase data, the direct digital synthesizer for transmission and detection comprises: a transmitting phase for outputting a first phase data with a first clock frequency; a curtailing unit for outputting a second phase data... Agent: Patrick W. Rasche (20459) Armstrong Teasdale LLP

20070064833 - Multi-band radio frequency modulator: Techniques are described that allow operation according to two or more different communication modes in a single modulation path of a variable radio frequency (RF) modulator within a multi-mode wireless communication device (WCD). The multi-mode WCD may detect a service signal from a base station within a wireless communication system... Agent: Qualcomm Incorporated

20070064835 - Interoperability improvement in terminals having a transmitter interfering with a receiver: A method is disclosed that is performed in an apparatus having a receiver including a number of modules. The method includes receiving information in a reception frequency band. Responsive to a notification from a transmitter of a transmission in a predetermined transmission frequency band, at least one countermeasure is performed... Agent: Harrington & Smith, LLP

20070064836 - Format efficient timing acquisition for magnetic recording read channels: A timing recovery circuit for magnetic recording applications that use preamble synchronization bits. The timing recovery circuit uses a modified digital phase lock loop having a digital rotator. An analog to digital converter (ADC) receives an analog input and provides ADC digital samples to the digital rotator. In order to... Agent: Priest & Goldstein, PLLC

20070064837 - Circuits and methods for acquiring a frequency of a data bitstream: Circuits and methods for recovering a periodic signal from a data signal. One circuit generally includes (1) a recovery circuit configured to produce a reference signal from the data signal, (2) a frequency detector circuit configured to produce a detector output in response to the reference signal and a recovered... Agent: Epson Research And Development Inc Intellectual Property Dept

20070064838 - Rf receiver ask/fsk duty cycle optimization algorithm: An RF receiver for receiving transmissions of different modulations includes cycling between a first mode for receiving transmissions of a first modulation that occurs frequently and a second mode for receiving transmission of a second modulation that occurs infrequently. The example RF receiver is cycled between a first modulation for... Agent: Siemens Corporation Intellectual Property Department

20070064840 - Iterative channel prediction: Provided are systems, methods and techniques for predicting a communication channel parameter. In one representative embodiment, values of a communication channel parameter are estimated at a plurality of previous points in time, values are predicted for the communication channel parameter at a plurality of such previous points in time, using... Agent: Joseph Swan, A Professional Corporation

20070064839 - Power management in digital receivers: Methods and systems consistent with the present invention provide a method for dynamically controlling power consumption in a digital demodulator circuit by varying clock rates and bit widths of demodulator components including an analog to digital converter, decimation filter, OFDM operating engine, FEC decoder, and MPE-FEC processor, according to parameters... Agent: Macpherson Kwok Chen & Heid LLP

20070064841 - Method for producing a contact-fastening part: The invention relates to a method for producing a contact-fastener part, according to which a support (10) is manufactured with a plurality of columns (12), the latter being preferably produced as one-piece with the support. On said contact-fastener part, at least some of the free ends of the columns (12)... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070064842 - Device, system and method of wireless signal detection: Some embodiments of the invention provide devices, systems and methods of wireless signal detection. For example, an apparatus in accordance with an embodiment of the invention includes a detector to determine whether an incoming input includes a wireless communication signal intended for reception, based on an operation applied to a... Agent: Pearl Cohen Zedek Latzer, LLP

20070064843 - Method and system for mobile cellular television tuner utilizing current-steering variable gain at rf: Aspects of a method and system for a mobile cellular television tuner utilizing current-steering variable gain at radio frequency are provided. A control signal may be generated in a LNA integrated within a single-chip multi-band RF receiver based on a gain signal. Adjusting a current flow through circuitry in an... Agent: Mcandrews Held & Malloy, Ltd

20070064844 - Method to attenuate specific signal components within a data signal: The present invention provides a method for attenuating specific signal components within a digital data signal. Such data components may include timing components such as pilot tones and their multiples. This process first receives a decoded data signal. A modulo processing operation, such as a multi-tapped integration, a leaky bucket... Agent: Garlick Harrison & Markison

20070064845 - Compensation circuit and method for reducing intersymbol interference products caused by signal transmission via dispersive media: A compensation circuit and method for reducing ISI products within an electrical data signal corresponding to a detected data signal received via a signal transmission medium introduces distinct compensation effects for individual ISI products within the electrical data signal. Distinct data signal components within the detected data signal and corresponding... Agent: Vedder Price Kaufman & Kammholz

20070064846 - Interface apparatus and method for synchronization of data: An interface apparatus is provided having a first register device and a second register device, which is connected in parallel with it. The register devices are configured to receive a data word. The interface apparatus includes a synchronization circuit, to which a first and a second clock signal is supplied... Agent: Eschweiler & Associates, LLC National City Bank Building

20070064848 - Clock recovery: A method and apparatus of recovering a clock signal from an input data signal consistent with certain embodiments, where the clock signal has a clock cycle equal to one data bit period, involves identifying an earliest transition time position in a sequence of data signal transitions; identifying a latest transition... Agent: Hewlett Packard Company

20070064850 - Data reproduction circuit: This is a data reproduction circuit for receiving data and reproducing the data and its clock which comprises an over-sampling determination circuit for sampling the received data by a clock with frequency higher than the data rate of the received data and converting the sampled data into digital signals, a... Agent: Arent Fox PLLC

20070064847 - Dsp-based data recovery: A bit clock recovery apparatus for digital storage readout employing sync frames, where an oversampled readout signal is stored in memory, sync patterns are located in the signal using DSP means, distances of consecutive sync pattern locations are calculated, and bit clock is recovered from these distances and the knowledge... Agent: Thomson Licensing Inc.

20070064849 - Pilot tracking module operable to adjust interpolator sample timing within a handheld audio system: The present invention provides a method to adjustably sample pilot tracking module within a handheld audio system that includes both an error sensing module and a feedback module that track timing errors in sampling a first digitized signal having a first data rate to produce a second digitized signal having... Agent: Garlick Harrison & Markison

20070064852 - Clock generation for multiple clock domains: This disclosure relates to generating clock signals that drive data passing circuitry for various clock domains. Each individual clock domain can adjust its operating frequency from one generated by a central clock to an appropriate frequency. By using embodiments of the invention, clock crossing circuitry between domains need not run... Agent: Marger Johnson & Mccollom, P.C.

20070064851 - Method for synchronizing a customer edge router or customer premise equipment associated therewith: A PE router (106) coupled to a timing source (206) has a routing element (202), and a controller (204). The controller is programmed to establish (306) a synchronization cycle with a CE router, and supply (310, 312) the CE router synchronization information derived from the timing source for synchronizing the... Agent: Akerman Senterfitt

20070064853 - Techniques to reduce transmitted jitter: A re-timer system that may include a phase recoverer (“PR”), first-in-first-out device (“FIFO”) and retime clock multiplication unit (“CMU”). PR may receive an input signal that suffers from jitter. PR may generate a phase matched signal having substantially the same phase as that of the input signal. To generate the... Agent: Glen B. Choi Blakely, Sokoloff, Taylor & Zafman LLP

20070064854 - Data processing apparatus and method: The present invention relates to a data processing apparatus and method for using recording media effectively and providing enhanced user friendliness. An operating control input section receives an operating control input from the user. When a copy process is designated by the received operating control input, a copy execution section... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070064855 - Network device for generating dying gasp signals: A network device for generating dying gasp signals includes an interrupt generating circuit, an external connecting circuit for connecting to another network device or a network, an internal processing circuit, a capacitor and a switch circuit. The interrupt generating circuit generates interrupt signals when the network device is without power.... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20070058693 - Tone sensing and nulling in frequency-hopped multicarrier system: A method and system for removing frequencies interfering with a UWB OFDM receiver from transmission frequencies of the UWB communication. A sensing mechanism is added to the receiver that develops an energy histogram for the frequencies in a received signal and develops a tone mask for masking the interfering frequencies.... Agent: Christie, Parker & Hale, LLP

20070058694 - Methods and apparatus for generating and utilizing training codes in a space division multiplexing communication system: A communication system is disclosed that comprises first and second communication apparatus. The first communication apparatus is provided with a transmitter for each of the transmission paths, which are capable of sending at least part of a communication signal to the second communication apparatus. The first communication apparatus moreover comprises... Agent: Ryan, Mason & Lewis, LLP Suite 205

20070058696 - Apparatus and method for mitigation of cross correlation in gps system: A method that is sub-optimal, but easily implemented, for cross correlation mitigation of GPS signals. It involves adaptive modification of the locally generated code used to detect a weak signal so that the new code is orthogonal to the jamming signals currently being tracked. The method employs simple constraints to... Agent: Gottlieb Rackman & Reisman PC

20070058697 - Method and apparatus of channel estimation in an intra-frequency cell: At first, n 2×128 memories are established, just as s1, s2, s3, . . . sn, in order to store the complex serial. Midamble codes of the received signal constitute the 128-chip data. Step 1: The data taken from Midamble codes of the received signals undergo the Partial IC process... Agent: Perkins Coie LLP Patent-sea

20070058695 - Parallel correlator implementation using hybrid correlation in spread-spectrum communication: A method for processing spread spectrum signals through a two step integration process in a circuit having an intermediate frequency signal preprocessing unit and a plurality of block integrators, wherein the circuit receiving a digitized signal, a local reference signal, and a pseudorandom noise code. The method includes generating a... Agent: Carlton Fields, Pa

20070058698 - Radio reception system: When once determined to be free of any demodulation error by an interference removing unit provided user by user, a replica signal calculated by the interference removing unit is subtracted from an input signal vector, and a calculated user signal is output as it is as a final user signal.... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070058699 - Bit synchronization method and system for a gps: A bit synchronization method and system for a GPS, which receives a satellite signal sent by a satellite to accordingly produce a synchronous signal. Each data bit of the satellite signal consists of N CA-codes. A data buffer receives and stores the data bits of the satellite signal. A matched... Agent: Bacon & Thomas, PLLC

20070058700 - Apparatus for and method of determining quadrature code timing from pulse-shape measurements made using an in-phase code: A receiver employs a pre-correlation filter to determine the precise timing of, for example, a PRN code on the quadrature channel of a received signal, using an image of the average chip shape that the filter forms for a PRN code on the in-phase channel. The image is expressed as... Agent: Cesari And Mckenna, LLP

20070058701 - Method for detecting the orthogonal code cdma signal: The present invention discloses a method for detecting orthogonal code CDMA signal implemented mainly through the following steps: estimating the total power of interference to the multi-path signals; performing matched filtering on the multi-path signals and performing maximum ratio combining on the multi-path signals by utilizing the total power of... Agent: Merchant & Gould PC

20070058703 - Current mode phase shifter, mixer and amplifier: An integrated circuit radio transceiver includes a phase shift block that is operable to produce a phase shifted current signal at an output of the phase shift block and a mixer with a low input impedance that is operable to produce a phase and frequency shifted output current signal based... Agent: Garlick Harrison & Markison

20070058702 - Method and device for estimating iq imbalance: A quadrature transmitter (200) and receiver (100) have configurable I and Q channel paths that facilitate the application of select test signals to determine gain and phase imbalance introduced by each of the transmitter (200) and receiver (100). In a first ‘normal’ configuration, each of the I and Q channels... Agent: Philips Electronics North America Corporation Intellectual Property & Standards

20070058706 - Apparatus and method for detecting asynchronous transmission in a wireless communication system: An apparatus and a method are provided for detecting asynchronous transmission in a wireless communication system. In a transmitter, a correlator correlates a baseband transmission sample signal with a preamble signal. A decider detects a peak among correlations received from the correlator and determines whether transmission of the transmission sample... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070058704 - Dsl modem and transformer: A digital subscriber line (DSL) modem comprising a line interface transformer (40; 50; 80; 100; 130) having a primary circuit (42; 52; 81; 131) for coupling to a transmission line and a secondary circuit (44; 56; 82; 132) for outputting a signal transmitted over said transmission line, each circuit being... Agent: Anthony R. Barkume

20070058705 - System and method to transmit a data stream: The present disclosure is directed to a method and system of transmitting data. The method includes providing a data signal and providing at least one redundant data signal. The method also includes transmitting a data stream, wherein the data signal and the at least one redundant data signal are combined... Agent: Toler Schaffer, LLP

20070058707 - Detecting wireless channel status from acoustic discrimination of spectral content: Systems and methods of detecting wireless channel status from acoustic discrimination of spectral content are described. In one aspect, a wireless system includes a spectrum analyzer, a detector, and a controller. The spectrum analyzer is operable to acoustically discriminate spectral content of an input electrical signal in multiple discrete frequency... Agent: Avago Technologies, Ltd.

20070058708 - Method and apparatus for automatically correcting receiver oscillator frequency: A method and apparatus for automatically correcting the frequency of a local oscillator of a receiver. A primary common pilot channel (CPICH) code sequence is generated by a CPICH code generator based on a reference cell identification signal and a frame start signal. The received despread CPICH code sequence is... Agent: Volpe And Koenig, P.C. Dept. Icc

20070058709 - Dynamic switching between mlse and linear equalizer for single antenna interference cancellation in a gsm communication system: In a GSM/EDGE Single Antenna Interference Cancellation (SAIC) operation environment, a mobile station is required to operate in a wide range of interference levels. An SAIC linear equalizer that takes advantage of the GMSK signal structure performs better than a conventional Maximum Likelihood Sequence Estimation (MLSE) equalizer in high interference... Agent: Dillon & Yudell LLP

20070058710 - Apparatus and method for decision error compensation in an adaptive equalizer: An adaptive equalizer comprises: a forward equalizer (FE) receiving a symbol stream to generate an FE output; a decision feedback equalizer (DFE) receiving a decision symbol stream to generate a DFE output; a first adder, coupled to the forward equalizer and the decision feedback equalizer, adding the FE and DFE... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070058711 - Recovery from clipping events in a class d amplifier: A class AD audio amplifier system (10) with improved recovery from clipping events is disclosed. The amplifier system (10) includes multiple audio channels (20), each of which can be constructed to include a pulse-width-modulator (PWM) (24). The PWM modulator (24) includes a pair of comparators (39A, 39B; 52+, 52−) that... Agent: Texas Instruments Incorporated

20070058712 - Television receiver and image processing method: Encoded picture data is input to an MPEG decoding circuit. Decoded picture data is generated according to motion information. The decoded picture data is output to a motion adaptive picture processor. The MPEG decoding circuit supplies the motion information to a time axis compensation circuit. The time axis compensation circuit... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20070058715 - Apparatus and method for image encoding and decoding and recording medium having recorded thereon a program for performing the method: An intraprediction encoding and decoding apparatus and method, and a recording medium having recorded thereon a program for performing the methods are provided. The image encoding method includes dividing an input image into at least two sub-planes; performing transformation and quantization on the sub-planes; performing intraprediction encoding on at least... Agent: Sughrue Mion, PLLC

20070058716 - Bit-rate reduction for multimedia data streams: Systems and methods for reducing a bit-rate in a multimedia data stream while maintaining high image quality. Two consecutive frames of the multimedia data stream are spatially filtered, temporally filtered, and combined into a pre-processed frame. In one embodiment, the two consecutive frames are consecutive fields of an interlaced data... Agent: Stoel Rives LLP - Slc

20070058714 - Image encoding apparatus and image encoding method: An image encoder includes: an image encoder that performs encoding of an image; and a setting unit that sets a quantization parameter for each of encoding units arbitrary defined in the image, the quantization parameter including a rounding offset that is used in the encoding performed by the image encoder.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070058717 - Enhanced processing for scanning video: A method of video processing may include registering one or more frames of input video received from a sensing unit, where the sensing unit may be capable of operating in a scanning mode. The registration process may project the frames onto a common reference. The method may further include maintaining... Agent: Venable LLP

20070058720 - Apparatus for and method of transcoding data: An apparatus for and a method of transcoding data in a first format, for example, MPEG (moving picture experts group)-2 data into data in a second format, for example, H.264 data. The apparatus may include a scaling dequantization unit, a coefficient transform unit, and/or a scaling quantization unit. The scaling... Agent: Harness, Dickey & Pierce, P.L.C

20070058719 - Dynamic image encoding device and method: A fade detection unit performs fade detection, and in a case where a judgment of fade-in has been made, an encoding control unit notifies a motion detection unit to perform encoding in a reverse order to a display order. The fade detection unit performs the fade detection, and in the... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070058718 - Efficient integrated digital video transcoding: Efficient integrated digital video transcoding is described. In one aspect, an integrated transcoder receives an encoded bitstream. The integrated transcoder transcodes the encoded bitstream by partially decoding the encoded bitstream based on a first transform associated with a first media data format. The decoding operations generate an intermediate data stream.... Agent: Lee & Hayes PLLC

20070058721 - Moving picture coding method and moving picture decoding method: A moving picture coding apparatus 1 includes a counter unit 102 which counts the number of pictures following an intra coded picture; and a motion estimation unit 101 which compares respectively only reference pictures which are the intra coded picture or the following pictures, selected from among a reference picture... Agent: Wenderoth, Lind & Ponack L.L.P.

20070058722 - Moving picture coding method and moving picture decoding method: A moving picture coding apparatus 1 includes a counter unit 102 which counts the number of pictures following an intra coded picture; and a motion estimation unit 101 which compares respectively only reference pictures which are the intra coded picture or the following pictures, selected from among a reference picture... Agent: Wenderoth, Lind & Ponack L.L.P.

20070058723 - Adaptively adjusted slice width selection: A video encoder (300) and method (400) for encoding video content that performs providing (402) transform coefficients and associated side information for macroblocks forming part of a frame of a video stream. Next the method processes (403) the transform coefficients and associated side information to obtain entropy coded information for... Agent: Motorola, Inc.

20070058713 - Arbitrary resolution change downsizing decoder: Arbitrary resolution change downsizing decoding is described. In one aspect, an encoded bitstream is received. The encoded bitstream is downscaled in a DCT domain-decoding loop to generate downscaled data.... Agent: Lee & Hayes PLLC

20070058724 - Methods and systems for mixed spatial resolution video compression: A method for encoding a frame of visual data which includes the steps of encoding an original full resolution frame, storing coded data for the encoded full resolution frame, reconstructing and storing encoded full resolution frame, downsampling the original full resolution frame to render it a reduced spatial resolution frame,... Agent: Patent Docket Administrator Lowenstein Sandler P.C.

20070058725 - Coding/decoding apparatus, coding/decoding method, coding/decoding integrated circuit and coding/decoding program: The coding/decoding apparatus which performs coding and decoding at the same time includes: (a) a variable length coding unit which performs, on input data, variable length coding which does not include arithmetic coding, so as to generate first-type stream data; (b) an arithmetic coding unit which performs arithmetic coding on... Agent: Greenblum & Bernstein, P.L.C

20070058726 - Content-adaptive block artifact removal in spatial domain: An image processing method and system removes block artifacts in compressed image/video. Block artifacts are detected based on content analysis performed based on knowledge of the contents of the image/video. Then, a set of priority conditions is evaluated to generate a detection decision for each pixel at the block boundary.... Agent: Myers Dawes Andras & Sherman, LLP

20070058728 - Video bit stream decoding system and method used in a video decoding apparatus: The invention relates to a decoding apparatus and same method for decoding a video bit stream. The apparatus decodes an encoded video bit stream to produce pixel data of a first and second macroblocks. The video bit stream comprises at least one video packet, a first, second, third logic units.... Agent: Troxell Law Office PLLC

20070058727 - Video coder, coding controller, and video coding method: A coding section encodes plural pieces of video data sequentially. A measuring section measures a time period which the coding section has used for coding video data. When the time period measured by the measuring section is judged to be longer than a predetermined time based on a frame rate... Agent: Mcdermott Will & Emery LLP

20070058729 - System method and apparatus for seamlessly splicing data: A plurality of bit streams are seamlessly spliced. Separate decoders decode each bit stream. A controller selects the decoded pictures according to a re-encoding range in the vicinity of a splicing point of the bit streams. Pictures presenting a reordering of the streams are excluded in the selection of the... Agent: Frommer Lawrence & Haug

20070058730 - Media stream error correction: Defects and errors detected in media content supplied by a content source are corrected before the media content is delivered to a decoder. In one possible implementation, the detection and correction of defects and errors in the media content is conducted within a media stream analysis module. Correction of defects... Agent: Lee & Hayes PLLC

20070058731 - Orthogonal frequency division multiplexing (ofdm) digital radio frequency (rf) transceiver: A digital radio frequency (RF) transceiver circuit comprises circuitry that is adapted to select between a transmitter input signal (148) and a receiver input signal. A plurality of filters are adapted to receive either the transmitter input signal or the receiver input signal and to produce either a filtered transmitter... Agent: Thomson Licensing Inc.

20070058732 - Flexible scheduling of resources in a noisy environment: There is provided a powerline network that includes a number of stations including a central coordinator for coordinating transmissions of each of the stations. The central coordinator is configurable to transmit a beacon at an interval based on a phase of a powerline cycle. The interval of the beacon can... Agent: Farjami & Farjami LLP

20070058739 - Automatic gain control for frequency-hopped ofdm: An automatic gain control method and system for use in signal processing of OFDM symbols at a receiver. Two stages of coarse and fine automatic gain control are implemented that adjust different gains in an analog RF processing stage of the receiver. Gain of a low noise amplifier and a... Agent: Christie, Parker & Hale, LLP

20070058734 - Circuit for improving channel impulse response estimation and compensating for remnant frequency offset in the orthogonal frequency division multiplexing baseband receiver for ieee 802.11a/g wireless lan standard standard: A circuit for improving accuracy of channel impulse response estimation and compensating for remnant frequency offset in a receiver of an orthogonal frequency division multiplexing (OFDM) system is provided. The circuit comprises an equalizer, for compensating a first signal for channel distortion with the channel impulse response estimate to generate... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070058737 - Convolutive blind source separation using relative optimization: A method and apparatus for separating a multi-channel mixed signal are provided. The method includes the steps of: a) transforming a temporal domain to a frequency domain by performing a discrete Fourier transform onto at least one of mixed signals inputted from an external device through multi-channel; b) estimating multi-decorrelation... Agent: Ladas & Parry LLP

20070058741 - Demodulation apparatus and demodulation method: A demodulation apparatus includes a first demodulator for receiving a first received subcarrier and demodulating it by a first demodulation mode, a second demodulator for receiving a second received subcarrier and demodulating it by a second demodulation mode, a third demodulator for demodulating composite subcarriers obtained by combining the first... Agent: Sughrue Mion, PLLC

20070058742 - Distributed antenna system using signal precursors: A system and method for distributing multiple wireless carriers to transmission sites is disclosed. Carrier precursors are distributed which are digital in format and compressed in bandwidth. The individual carrier precursors are combined using time division multiplexing to eliminate the need for excess bandwidth allotments. A separate time division multiplexed... Agent: David L. Henty Myers Dawes Andras & Sherman LLP

20070058740 - Likelihood corrector and likelihood correction method: In an orthogonal frequency division multiplexing system using a scattered pilot signal, after equalization and Fourier transformation of the received signal, the pilot signals are extracted and further processed to generate likelihood values. In one process, the transformed signal is multiplied by the reciprocal of a variance. In another process,... Agent: Nixon Peabody, LLP

20070058744 - Linear transformation circuits: A transform circuit includes a first circuit and a second circuit. The first circuit and the second circuit implement first and second mappings that together generate a pre-defined transform of N digital data symbols. The first circuit maps a set of N digital data symbols from N parallel data streams... Agent: Morgan Lewis & Bockius LLP/rambus Inc.

20070058735 - Method and apparatus for equalizing signals: A system and apparatus are disclosed for a method and apparatus for equalizing signals. An apparatus that incorporates teachings of the present disclosure may include, for example, an equalizer (100) having a channel estimation calculator (102) for calculating a time domain channel estimation from a baseband signal, an FFT processor... Agent: Akerman Senterfitt

20070058733 - Method of demodulating ofdm type signals in the presence of strong co-channel interference signals: Method of demodulating a signal in a transmission system where the modulation includes several substantially orthogonal subcarriers, the vector of the propagation channel H[n,k] being known, or the received signal including at least pilot symbols emitting reference data. It comprises at least one step of estimating the symbol a[n,k] emitted... Agent: Lowe Hauptman Gilman & Berner, LLP

20070058743 - Ofdm communications system employing crest factor reduction with isi control: A system and method for providing a peak power reduced OFDM communications signal are disclosed. The system and method provide peak reduction processing in the time domain followed by inter-symbol interference (ISI) control processing in the frequency domain to maintain modulation errors introduced by the peak reduction processing to an... Agent: Myers Dawes Andras & Sherman, LLP

20070058738 - Overlap-and-add with dc-offset correction: A method and system for estimating DC offset and removing the excess DC offset from samples used by an overlap-and-add operation at the receiver of OFDM symbols in UWB communication. The DC offset for each sample within the overlap-and-add interval may be estimated using a sliding window, of the size... Agent: Christie, Parker & Hale, LLP

20070058736 - Ultra wideband baseband chip with intelligent array radio and method of use thereof: An ultra wideband receiver combines digital data from multiple channels after signal processing and before decoding and provides a master controller that combines control signals from multiple channels to control the receiver.... Agent: Squire, Sanders & Dempsey L.l.p

20070058745 - Wireless communication apparatus, wireless communication method and computer program therefor: An authentication apparatus is provided. The authentication apparatus acquires a plurality of pieces of registration authentication information each of which is unique to an authentication target. These pieces of registration authentication information are based on biological information obtained from different and the same kind of parts of a living body... Agent: Bell, Boyd & Lloyd, LLP

20070058746 - Method for transmitting symbols through at least a communication channel: The present invention concerns a method for transmitting symbols through at least a channel in a telecommunication system including at least one transmitter (10) provided with at least two transmitting antennas (Antt 1, Antt 2) and at least one receiver provided with at least one receiving antenna (Antr 1), the... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070058747 - Phase shifter and current mode mixer: An integrated circuit radio transceiver comprises an integrated phase shift mixer for generating a phase and frequency shifted output signal to at least a portion of one of a transmitter or receiver front end. The integrated phase shift mixer includes a phase shift block that is operable to produce a... Agent: Garlick Harrison & Markison

20070058748 - Front end module: A front end module having a multilayered structure is provided. The front end module includes a transmitter, a receiver, and a duplex unit. A ground layer is provided with an ground pattern having a plurality of separated blocks on a surface of a substrate of the front end module.... Agent: Birch Stewart Kolasch & Birch

20070058750 - Baseband compensation of an offset phase locked loop: A phase modulator faithfully reproduces higher frequency modulation using an offset phase-locked loop (OPLL) without passing excessive noise through an increased bandwidth of the OPLL. A quadrature modulator modulates information from a baseband signal onto a passband IF signal and, after a limiter strips away amplitude variations, the OPLL reproduces... Agent: Qualcomm Incorporated

20070058749 - Modulator: A technique includes storing in a memory a set of samples that are distorted so that the samples indicate a distorted representation of a modulation signal. The technique includes in response to the set of samples, generating a second signal that includes a substantially less distorted representation of the modulation... Agent: Trop Pruner & Hu, PC

20070058751 - I/q modulator using current-mixing and direct conversion wireless communication transmitter using the same: The present invention relates to an I/Q modulator using a current-mixing method used for a direct conversion wireless communication transmitter. In accordance with the present invention, an EVM of a wireless communication system, a linearity and a power consumption are improved by converting a D/A converted signal to a current... Agent: Edell, Shapiro & Finnan, LLC

20070058752 - Methods and systems for estimating sampling frequency offset of ofdm symbols: A method for obtaining sampling frequency offset of an Orthogonal Frequency Division Multiplexed symbol in an OFDM receiver. The method comprises obtaining a first series of pilot pairs, wherein each pilot pair is symmetric with a dc point of a frequency axis, and each pilot pair has a first pilot... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070058753 - Bpsk demodulator circuit using an anti-parallel synchronization loop: An anti-parallel loop carrier synchronization circuit for coherent binary phase shift keying (BPSK) demodulation is disclosed. One embodiment comprises an anti-parallel dual phase-locked loop (PLL), which locks the carrier by its upper PLL (0°) and lower PLL (180°) alternately, according to the data bits contained in the received BPSK signal.... Agent: Stephen J. Scribner Parteq Innovations

20070058754 - Apparatus and method for calibrating iq mismatch: An apparatus and a method for calibrating IQ mismatch to ensure that an in-phase oscillating signal and a quadrature-phase oscillating signal are orthogonal to each other. The apparatus includes a mixer for mixing the in-phase oscillating signal with the quadrature-phase oscillating signal to generate an output signal, a control module... Agent: North America Intellectual Property Corporation

20070058755 - Systems and methods to provide wideband magnitude and phase imbalance calibration and compensation in quadrature receivers: Systems and methods for passively calibrating and correcting for I/Q mismatch in a quadrature receiver without the necessity of modifying the analog portion of the receiver by adding calibration signals or correction circuitry are presented. The passive I/Q mismatch calibration system proceeds using normally received incoming transmitted data signals to... Agent: Bever Hoffman & Harms, LLP

20070058757 - Apparatus and method for providing an estimate of a transmit sequence: An apparatus for providing an estimate of a transmit sequence from a receive sequence has a processor for processing the receive sequence to obtain a permuted filtered sequence, wherein the processor is operative for processing the receive sequence using channel information and permutation information. The apparatus further comprises means for... Agent: Edwards & Angell, LLP

20070058756 - Reduced complexity soft output demapping: Method and system for extracting soft estimates of DCM or 16-QAM modulated symbols that are received from a noisy channel. Optimal soft demapping rules are approximated using equations that are division-free and eliminate the need for implementing exponential and logarithmic functions that are inconvenient for hardware implementation.... Agent: Christie, Parker & Hale, LLP

20070058758 - Apparatus, method, and program for detecting communication parameter: A correlation signal generating circuit generates a duplicate signal for correlation processing based on a multiplex duplication signal. An autocorrelation circuit performs autocorrelation processing through sliding processing of the duplicate signal with respect to a received signal. An Nd detecting circuit detects the length of the data symbol by detecting... Agent: Dickstein Shapiro LLP

20070058759 - Receiver having decisional feedback equalizer with remodulation and related methods: A receiver includes a filter stage that receives, filters, and equalizes a received signal, and a decisional feedback loop coupled to the filter stage that receives and processes a signal output from the filter stage using remodulation. The decisional feedback loop includes a converter that generates a baseband signal, a... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20070058760 - Apparatus and method for transmitting data in a communication system: Disclosed are a data transmission apparatus and a data transmission method for preventing signal interferences from being caused by cross-talk between respective paths in a communication system configured in a mesh interface structure. There is provided a method for transmitting data through inter-module interfaces in a communication system in which... Agent: Dilworth & Barrese, LLP

20070058761 - Antenna diversity system for radio reception for motor vehicles: An antenna diversity system for radio reception for motor vehicles, which comprises a multi-antenna system having several antennas with antenna feed lines. There can be a diversity switching device for selection of a different reception signal, and an evaluation circuit which evaluates the reception quality of the reception signal just... Agent: William Collard Collard & Roe, P.C.

20070058762 - High quality, controlled latency multi-channel wireless digital audio distribution system and methods: A multichannel wireless digital audio distribution system provides for the synchronization of the output of audio data by different receiving units set to output audio data for receiver unit assigned channels. The transmitter includes parallel data respectively representing a plurality of audio data channels in each data packet. The data... Agent: Gerald B Rosenberg New Tech Law

20070058763 - Device with adaptive equalizer: A device (200) with an adaptive equalizer (210) includes an adaption scheme performed in the synchronous domain. The equalizer coefficient update scheme is based on a correlation of an error sequence (delta k) derived from the equalized sequence transposed to the synchronous domain (Ek) and a synchronous and delayed version... Agent: Philips Intellectual Property & Standards

20070058765 - Dynamic input setup/hold time improvement architecture: A new method to sample a digital input signal is achieved. The method comprises sampling a digital input processed through a first digital buffer. The sampling is at the rising edge of a system clock. The switching threshold of a second digital buffer is updated. The digital input processed through... Agent: Stephen B. Ackerman

20070058764 - Phase detection device and method thereof: A phase detection device comprising an analog-digital converter, an interpolator, and a determining unit. The analog-digital converter receives an analog signal and converts the analog signal to a digital signal according to a plurality of digital sampling points. The interpolator generates a plurality of interpolation points according to a predetermined... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070058766 - Methods and apparatus for recovering serial data: A phase alignment device for alignment of phase between a data signal and a clock signal is described. The phase alignment device includes a signal generator generating an enable signal configured to control shifting of the data signal through an external data buffering device, a reference signal module generating phase... Agent: Dean D. Small Armstrong Teasdale LLP

20070058767 - Binary stream switching controlled modulus divider for fractional frequency synthesis: A modulus divider controller coupled to a modulus divider for generating a synthesized clock from a reference clock, wherein the modulus divider generates a divided clock, is provided. The modulus divider controller may further include a first binary stream switching circuit having a first output and a second output. The... Agent: Freescale Semiconductor, Inc. Law Department

20070058768 - Low jitter clock recovery circuit: A clock recovery circuit includes a first phase detector for measuring the phase difference between a first clock signal from a voltage controlled oscillator (VCO) and a data signal. A phase shifter responsive to a control signal based on this phase difference adjusts the phase of an incoming clock signal... Agent: Rambus Lerner, David, Et Al.

20070058769 - Pulse generating circuit, electronic device using this pulse generating circuit, cellular phone set, personal computer, and information transmitting method using this circuit: A pulse generating circuit includes a plurality of delay elements cascaded so as to constitute a predetermined loop, wherein when a predetermined input pulse is supplied to a leading end of the series connection, an effective frequency multiplication is applied to signals which appear at a plurality of portions out... Agent: Harness, Dickey & Pierce, P.L.C

20070053412 - Data transfer system, wireless communication device, wireless communication method, and computer program: In a data transfer system in which wireless data transmission is carried out between a first device and a second device that each has a UWB wireless device, the data transfer system includes a ranging unit that is provided in the UWB wireless device of at least one of the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070053411 - Generator of repetitive sets of spreading sequences: A generator of repetitive sets of spreading sequences comprising means (20) for counting and for forming an address and a table (30) containing L sets of S sequences, wherein the address contains q+log2S bits, wherein the q bits are used for selecting one set among L (L=2q) sets and wherein... Agent: Berkeley Law & Technology Group

20070053410 - Method and system for optimizing the use of the radio spectrum and computer program product therefor: A system for scanning a frequency spectrum to detect usage thereof includes an ultra-wideband receiver for performing the scanning, and cooperates with a spectrum usage estimator module and a radio controller unit. The spectrum usage estimator module derives from the scanning performed via the ultra-wideband receiver information as to usage... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.a.

20070053409 - Wideband communication method: The invention relates to a communication method including: establishing a wideband communication link between a first device and a second device, transmitting a first set of consecutive data bits from said first device to said second device by means of a first set of pulses, and transmitting a second set... Agent: Harrington & Smith, LLP

20070053413 - Method and apparatus for optimizing radio frequency commucation: A method for radio frequency communication includes activating a button of a wireless device; the wireless device detecting a data error rate of each of a plurality of radio frequency channels according to a first predetermined parameter; the wireless device comparing the data error rate of each of the plurality... Agent: North America Intellectual Property Corporation

20070053414 - Full duplex multimode transceiver: A method of operating a multimode transceiver comprises simultaneously transmitting (Tx) a signal having a relatively wide output frequency spectrum and receiving (Rx) a signal having a frequency spectrum narrower than that of the output frequency spectrum, but lying in the same band. A notch is introduced by a filter... Agent: Philips Intellectual Property & Standards

20070053415 - Method and system for receiving dsss signal: A method of, and a radio system (10, 12) for and a low cost receiver (12) for, receiving a Direct Sequence Spread Spectrum (DSSS) signal uses a channel filter (46) having a passband narrower than the bandwidth of the DSSS signal. Optionally the channel filter (46) is scanned incrementally across... Agent: Philips Intellectual Property & Standards

20070053416 - Methods and apparatus to perform closed-loop transmit diversity with frequency-domain equalizers: Methods and apparatus to perform closed-loop transmit diversity with frequency-domain equalizers in high-speed downlink packet access (HSDPA) receivers are disclosed. An example method comprises receiving a first signal representative of a first code division multiple access (CDMA) signal received from a first transmit antenna and a second signal representative of... Agent: Texas Instruments Incorporated

20070053417 - Methods and apparatus to perform fractional-spaced channel estimation for frequency-domain equalizers: Methods and apparatus to perform fractional-spaced channel estimation for frequency-domain equalizers in high-speed downlink packet access (HSDPA) receivers are disclosed. An example method comprises computing a first fractionally-spaced time-domain channel estimate from an oversampled CDMA signal, and computing a first chip-interval frequency-domain equalizer (FDE) coefficient from the first fractionally-spaced channel... Agent: Texas Instruments Incorporated

20070053418 - Method and apparatus for increasing spectral efficiency using mitigated transmit power near band-edge: A method and apparatus for increasing the spectral efficiency of communications systems by employing portions of the spectrum, which portions might otherwise be reserved as all or part of guard bands and not utilized (i.e., effectively wasted), for communicating at reduced power levels between devices that are determined to experience... Agent: Blakely Sokoloff Taylor & Zafman

20070053419 - Adaptive analog equalizer and digital signal receiver having the same: Provided are an adaptive analog equalizer and a digital signal receiver having the same. The adaptive analog equalizer includes selective comparing means for comparing the data equalized by the equalizing means to an internal reference value set based on the equalized data to output an error signal e(n); sign inverting... Agent: Ladas & Parry LLP

20070053420 - Method, apparatus, and program for designing digital filters: For example, more than one FIR-type basic filters having a symmetric sequence of numbers having a predetermined characteristic as filter coefficient are combined and connected in cascade connection. The filter coefficients are calculated and for the y-bits data of the calculated filter coefficients, the lower bits are cut off for... Agent: Connolly Bove Lodge & Hutz LLP

20070053421 - Method and apparatus for adapting an information carrying signal: A method and apparatus for adapting an information carrying signal (25, 26) is described. The method involves the controllable introducing of sub-pulses (17, 18, 19 and 20) to the data pulses of an information carrying signal (25) which effectively allows the controllable removal of energy from the information carrying signal... Agent: Edwards & Angell, LLP

20070053422 - System and method for delivery of video, content on demand and ip packets: The present application describes a method and filter for shaping a series of pulses spaced in time for subsequent transmission in a communications system, each of the pulses having a magnitude comprising the steps of providing a generic shaped pulse, for each pulse in the series, generating a shaped pulse... Agent: Ladas & Parry LLP

20070053429 - Color video codec method and system: In one aspect of a preferred embodiment, the present invention comprises a system for video compression comprising a video preprocessor; a predictor configured to receive video data from the preprocessor; and an encoder configured to communicate with the predictor. Preferably, the preprocessor comprises a colorspace converter, a frame activity detector,... Agent: Morrison & Foerster LLP

20070053428 - Managed degradation of a video stream: A system and a method for simultaneous transmission of multiple media streams in a fixed bandwidth network are disclosed herein. The system is comprised of a central gateway media server and a plurality of client receiver units. The input media streams arrive from an external source and are then transmitted... Agent: Larson Newman Abel Polansky & White, LLP

20070053426 - Method and apparatus for enhancing performance of entropy coding, video coding method and apparatus using the method: An apparatus for enhancing the performance of entropy coding in a multilayer-based codec and an entropy coding method includes obtaining a distribution of a second coefficient included in an area of a base layer corresponding to the block, selecting a lookup table which is appropriate to the obtained distribution among... Agent: Sughrue Mion, Pllc

20070053427 - Method and device for selecting a transcoding method from a set of transcoding methods: The invention relates to a method for selecting a method from a set of methods of transcoding video data, said data being liable to be transmitted between at least two communication apparatuses (2, 4) via a communication network (3), wherein said selection method comprises the following steps: determining (S605, S606... Agent: Fitzpatrick Cella Harper & Scinto

20070053424 - System and method for compressing video data and alpha channel data using a single stream: A system and method provides video data and its corresponding alpha channel data using a single stream or file, compressed using the same format and decompression algorithm for each of the video data and the alpha channel data.... Agent: Fish & Richardson P.c.

20070053423 - System and method for decompressing video data and alpha channel data using a single stream: A system and method receives video data and its corresponding alpha channel data using a single stream or file, each of the video data and alpha channel data in the same format, and decompresses each set of data using a single decompression algorithm.... Agent: Fish & Richardson P.c.

20070053425 - Variable length codes for scalable video coding: A method for coding spatial and quality enhancement information in scalable video coding using variable length codes. Conventional systems have been capable of using variable length codes only with nonscalable video coding. In the present invention, the coded block pattern for each block of information, significance passes, and refinement passes... Agent: Foley & Lardner LLP

20070053430 - Image encoding device and method: An image encoding device for encoding the image data of one screen composed of a plurality of image slices that each correspond to pixels in horizontal arrays on the screen, comprising: a slice data selection unit for selecting the image data of a plurality of slices constituting the one screen... Agent: Arent Fox Pllc

20070053432 - Image processing apparatus: An image processing apparatus for encoding or decoding an image, wherein, even when it is desired to process a motion picture having, e.g., a high resolution, the capacity of a memory necessary for storing a predictive frame is reduced. In an image processing device such as an image encoding or... Agent: Mattingly, Stanger, Malur & Brundidge, P.c.

20070053431 - Methods and devices for encoding and decoding a sequence of images by means of motion/texture decomposition and wavelet encoding: A method of encoding a source image sequence. The method includes: motion/texture decomposition, such as to produce, for at least some of the source images, information that is representative of motion, known as motion images, and information that is representative texture, known as texture images; and wavelet encoding, said encoding... Agent: Westman Champlin & Kelly, P.a.

20070053433 - Method and apparatus for video intraprediction encoding and decoding: A method and apparatus for video intraprediction encoding and decoding are provided. The method includes dividing an input block into at least two areas; performing intraprediction on pixels of a first area using pixels of a neighboring block; determining spatial characteristics of pixels of the first area around a pixel... Agent: Sughrue Mion, Pllc

20070053434 - Data coding and decoding with replicated matching pursuits: Embodiments related to coding data using a motion compensated transform, and replicated matching pursuits are disclosed.... Agent: Berkeley Law & Technology Group

20070053435 - 3d video scalable video encoding method: The present invention relates to a method of encoding a sequence of frames comprising the steps of dividing the sequence of frames into groups of N frames (F1-F8) with size H*W, one level sparial wavelet-based filtering (SF) the frames of a group to generate a first spatial subband (S1) of... Agent: Philips Intellectual Property & Standards

20070053439 - Data reuse method for blocking matching motion estimation: A data reuse method with level C+ for block matching motion estimation is disclosed. Compared to conventional Level C scheme, this invention can save large external memory bandwidth of motion estimation. The main idea is to reuse the overlapped searching region in the horizontal direction and partially reuse the overlapped... Agent: Bacon & Thomas, Pllc

20070053438 - Encoding method and apparatus for insertion of watermarks in a compressed video bitstream: A video encoder, decoder, and methods, for watermarking video content are disclosed; the encoder including a quantization unit for quantizing coefficients of the video bitstream, and an embedding unit in signal communication with the quantization unit for embedding bits of the digital fingerprint in blocks of the video bitstream as... Agent: Thomson Licensing Inc.

20070053436 - Encoding video information using block based adaptive scan order: There is described an encoder (100; 200; 300) for encoding input video information to provide corresponding encoded output data. The encoder (100; 200; 300) comprises: (a) an input for receiving the video information comprising data corresponding to a sequence of image frames (20); (b) first processing hardware (110) for subdividing... Agent: Philips Intellectual Property & Standards

20070053437 - Image coding or decoding device and method involving multithreading of processing operations over a plurality of processors, and corresponding computer program and synchronisation signal: A method and apparatus are provided for coding or decoding an image comprising macro-blocks which are distributed in lines and columns. The processing of at least one given macro-block requires the pre-processing of at least one other macro-block on which said dependent macro-block depends. Moreover, the macro-blocks are processed sequentially... Agent: Westman Champlin & Kelly, P.a.

20070053441 - Method and apparatus for update step in video coding using motion compensated temporal filtering: The present invention provides a method and module for performing the update operation in motion compensated temporal filtering for video coding. The update operation is performed according to coding blocks in the prediction residue frame. Depending on macroblock mode in the prediction step, a coding block can have different sizes.... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070053443 - Method and apparatus for video intraprediction encoding and decoding: A method and apparatus for video intraprediction encoding and decoding are provided. The encoding method includes dividing an input block into at least first and second areas; performing intraprediction-encoding on pixels of the first area; reconstructing the intraprediction-encoded pixels; and predicting pixels of the second area using the intraprediction-encoded pixels... Agent: Sughrue Mion, Pllc

20070053440 - Motion vector estimation system and method thereof: The invention discloses a motion vector estimation system and the method thereof for estimating an output motion vector for a macroblock of a frame. The motion vector estimation system is capable of selectively horizontally shifting a search window corresponding to each macroblock, so as to improve reusability of pixel data... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.c.

20070053442 - Separation markers in fine granularity scalable video coding: When coding a fine granularity scalability layer separated by color components, a marker is provided to signal the end of each color component. In particular, markers are used to separate luminance (Y) component from chrominance components (U,V) so that the chrominance components can be discarded in the truncation of the... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070053444 - Image processing device and image processing method, information processing device and information processing method, information recording device and information recording method, information reproducing device and information reproducing method, storage: The present invention allows usable information to be selected by comparing information regarding encoding with conditions regarding encoding processing. When delay modes, picture structures, and pulldown modes do not match each other between previous encoding time and re-encoding time, parameters are not reused. When they match and image frames do... Agent: William S. Frommer Frommer Lawrence & Haug

20070053445 - System and method for providing video content and concealment dependent error protection and scheduling algorithms: A system and method is provided for adaptively changing as error protection strategy for a digital video transmission depending upon the characteristics of a transmission channel (120). A video classification processor (210) located in a video encoder (114) analyzes a video sequence and (1) determines priority classes for video data... Agent: Philips Intellectual Property & Standards

20070053446 - System and method for automatic adjustment of streaming video bit rate: A system and method for automatically sets the encoding bit-rate across a network. The method includes encoding an original media stream with an encoding bit rate having an adjustable rate, transmitting the encoded media stream to a receiver, monitoring a throughput of the encoded media stream, computing an adjustment to... Agent: Darby & Darby P.c.

20070053447 - Wireless rf link for uncompressed transmission of hdtv signals: Systems and methods for wireless transmission of uncompressed HDTV signals are disclosed. In one embodiment, a method for transmitting an uncompressed HDTV signal over a wireless RF link, comprises providing a stream of regenerated data from the uncompressed HDTV signal; providing a first clock signal synchronized to said stream of... Agent: Lee & Hayes, Pllc

20070053454 - Compensation method and apparatus in orthogonal frequency division multiplexing (ofdm) systems: In estimating and compensating impairments of Orthogonal Frequency Division Multiplexing (OFDM) symbols, a first estimation is obtained by evaluating and comparing received training symbols with transmitted training symbols. A second estimation is obtained by evaluating and comparing a first portion of received payload symbols with estimated payload symbols. A final... Agent: Hamilton, Brook, Smith & Reynolds, P.c.

20070053451 - Digital automatic gain control with parallel/serial interface for multiple antenna ultra wideband ofdm system: The invention enables automatic gain control in ultra wideband applications over multiple channels and frequency bands.... Agent: Squire, Sanders & Dempsey L.l.p

20070053453 - Low noise inter-symbol and inter-carrier interference cancellation for multi-carrier modulation receivers: A MCM (multi-carrier modulation) receiver that utilizes a plurality sub-carriers (e.g., tones) to transmit information in a frame-by-frame manner. Identify a first subset of sub-carriers that have negligible ISI (inter-symbol interference) and ICI (inter-carrier interference), and a second subset of sub-carriers that ISI/ICI cancellation is needed to improve the performance.... Agent: Schwegman, Lundberg, Woessner & Kluth, P.a.

20070053452 - Method and apparatus for estimating signal-to-noise ratio, noise power, and signal power: In a wireless communication system, a method and apparatus for noise estimation of a received OFDM communication signal, wherein the signal comprises a data frame with a preamble having at least one long training field (LTF) containing two substantially similar OFDM symbols, comprise examining the LTF for substantially similar OFDM... Agent: Volpe And Koenig, P.c. Dept. Icc

20070053456 - Method for allocating sub-channel in a mobile communication system using orthogonal frequency division multiple access scheme: A method is provided for allocating sub-channels in an Orthogonal Frequency Division Multiple Access (OFDMA) mobile communication system including a plurality of cells or a plurality of sectors. The method comprises dividing a time interval preset into a band Adaptive Modulation and Coding (AMC) sub-channel region and a diversity sub-channel... Agent: Dilworth & Barrese, LLP

20070053448 - Method, system and receiver in receiving a multi-carrier transmission: Mobile handheld terminals receiving DVB transmission require relatively low power consumption and TDM based transmission can be used to reduce power of the terminals. In order find pilot carrier position at least two symbols are accessed which are adapted to establish a correspondence pattern for pilot carriers in a matrix... Agent: Morgan & Finnegan, L.l.p.

20070053458 - Multi-tone transmission: A Multi-tone transmission system processes input data through a plurality of intermediate processing stages 12, 14, 16 and corresponding stages of intermediate data 18,20. A symbol including a number of tones is obtained therefrom by an inverse Fourier transform 24 and stored in a buffer 158. The peak amplitude that... Agent: Sterne, Kessler, Goldstein & Fox Pllc

20070053457 - Signal component demultiplexing apparatus, filter apparatus, receiving apparatus, communication apparatus, and communication method: A communication apparatus, a signal component demultiplexing apparatus, and a filter apparatus to reduce a load of FFT processing in a receiver in multi-carrier communication. The receiving apparatus provides a signal component demultiplexing apparatus before an FFT circuit and extracts only the required symbol series. The signal component demultiplexing apparatus... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20070053455 - Signal processing system and method for calibrating channel signals supplied from an array of sensors having different operating characteristics: In a signal processing system, a set of channel signals from an array of sensors of different operating characteristics are processed in calibration circuitry that calculates individual average values of the channel signals and calculates an average of the individual average values of channel signals as a reference value. Reciprocal... Agent: Foley And Lardner LLP Suite 500

20070053459 - System and method for obtaining accurate symbol rate and carrier phase, frequency, and timing acquisition for minimum shift keyed waveform: The present invention relates generally to communication systems, both wired and wireless, employing a continuous phase modulation (“CPM”) waveform with a minimum shift keying (“MSK”) preamble. The present inventive system and method uses information from contiguous Fourier Transforms taken on contiguous data blocks to determine baud rate, phase, frequency offset,... Agent: Duane Morris LLP

20070053450 - Technique for providing secondary data in a single-frequency network: A technique for providing secondary data in a single frequency network (SFN) provides a first forward error correcting (FEC) decoder for decoding a received coded orthogonal frequency division multiplex (COFDM) signal. A second FEC decoder is also provided for decoding a received COFDM signal. When the received COFDM signal includes... Agent: Delphi Technologies, Inc.

20070053449 - Transmitter apparatus, communication system, and communication method: A communication technology for allowing a mobile communication system to accommodate variable rate users, while obtaining a frequency diversity effect. A transmitter apparatus using, for transmission, transmission signals produced based on data symbols of a predetermined transmission method, comprising an FFT processing part for converting the data symbols to frequency... Agent: Young & Thompson

20070053460 - Coding in a mimo communication system: A method of receiving information includes receiving a vector of signal values for a transmitted codeword in antennas of a MIMO receiver array in each of a sequence of time slots. Each vector forms one row of a matrix Y. Each antenna receives the signal values of one column of... Agent: Lucent Technologies Inc. Docket Administrator

20070053461 - Receiving method and receiving apparatus, and communication system utilizing the same: A timing synchronization detects a temporary timing in a manner such that the presence of a first known signal in the received packet signal is detected by performing correlation processing on the first known signal in the received packet signal. The timing synchronization detects a timing in a manner that... Agent: Mcdermott Will & Emery LLP

20070053462 - Sampling frequency offset estimation and correction system and method for ultra wideband ofdm: A system and method that uses pilot tones to determine a phase estimate to adjust the phase of a sampling clock of an analog-to-digital converter (ADC) to compensate for sampling frequency offset between the ADC in a receiver and a digital-to-analog converter in a transmitter.... Agent: Squire, Sanders & Dempsey L.l.p

20070053463 - Polar modulation transmission apparatus and wireless communication apparatus: A polar modulation transmission apparatus for realizing a wide control range for transmission power, maintaining the modulation precision and the distortion characteristic at a superb level even at a low output, and providing a high power efficiency is provided. An adder 102 adds a logarithm-represented transmission power control signal S13... Agent: Wenderoth, Lind & Ponack L.l.p.

20070053464 - Correction method and correction loop for a complex digital signal: A method and apparatus for correcting the delay between the phase and the envelope of a digital signal are described. In particular, the application of this correction in digital broadcasting transmitters is described. The present invention makes it possible to offer an alternative solution in which the use of the... Agent: Lowe Hauptman Gilman & Berner, LLP

20070053465 - Apparatus and method for performing ranging in a communication system: A ranging apparatus in a communication system is provided. A terminal generates a ranging code for ranging with a base station, maps the ranging code to at least one sub-carrier so the ranging code is repeated in a time domain, generates a ranging signal so the mapped ranging code has... Agent: Dilworth & Barrese, LLP

20070053466 - Frequency shift keying demodulation technique: Improved digital FSK demodulator methods and circuitry are disclosed. The demodulation method can be implemented using a standard microcontroller such as is usually already present in a telemetry receiving device. The demodulation method is simple and, when a microcontroller is used, easy to implement using standard portions of the microcontroller... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.l.p.

20070053467 - Technique to simultaneously distribute clock signals and data on integrated circuits, interposers, and circuit boards: A technique is described for simultaneously and synchronously transmitting digital data and a clock signal in a digital integrated circuit, circuit board, or system. The technique is based on the phase shift keying (PSK) modulation of an RF high frequency carrier which is distributed on low impedance interconnection transmission lines.... Agent: Trask Britt, P.c./ Micron Technology

20070053469 - Image reject circuit using sigma-delta conversion: In a digital IF downconversion circuit, in-phase and quadrature signal components are processed in the form of a single serial digital bit stream through a set of simple logic in combination with a reconstruction filter. A source digital oscillator supplying digital signal mixers employs an oversampled digital word of four... Agent: Mcdermott Will & Emery LLP

20070053468 - Quadrature receiver sampling architecture: Quadrature receiver sampling architecture. A signal ADC performs analog to digital conversion for both I and Q streams. An analog MUX selects the appropriate I and the Q baseband analog input streams for input to the ADC at the appropriate time. A digital filter may also be employed to compensate... Agent: Garlick Harrison & Markison

20070053470 - Iterative data-aided carrier frequency offset estimation for code division multiple access systems: Iterative data-aided carrier CFO estimation for CDMA systems. Any communication receiver may be adapted to perform the iterative data-aided carrier CFO estimation. The iterative data-aided carrier CFO estimation is performed using a high accuracy method. The operation may be described as follows: a received signal is despread and buffered. Using... Agent: Garlick Harrison & Markison

20070053471 - Antenna systems, receivers and demodulators for cross-correlated and other signals: Two or more antennas for receiving first and second modulated signals and for providing signals to one or more demodulators for demodulating the first modulated signal and providing cross-correlated demodulated in-phase and quadrature-phase baseband signals and demodulating the second modulated signal and providing a demodulated baseband signal and a selector... Agent: Kamilo Feher

20070053472 - Receivers and demodulators for tdma and other modulated sytems: Receiver network for receiving a first filtered modulated transmitted signal in a first RF band and a second modulated transmitted signal in a second RF band and for providing received signals to one or more demodulators. A demodulator and baseband filter for demodulating and filtering the first filtered modulated received... Agent: Kamilo Feher

20070053473 - Faster fine timing operation in multi-carrier system: There is provided a method, system and receiver for receiving data over a communication link. An energy of said signal in respect of an estimated guard interval position of said signal is defined. Based on said energy, a position for a time domain to a FFT window is selected. Trial... Agent: Morgan & Finnegan, L.l.p.

20070053474 - Clock transmission apparatus for network synchronization between systems: The present invention discloses a clock transmission apparatus for network synchronization between systems wherein a main unit generates a even-second (PP2S) pulse and transmits it to a remote unit and the remote unit uses the received PP2S to generate a system clock and a 10 MHz clock, whereby network synchronization... Agent: Mayer, Brown, Rowe & Maw LLP

20070053475 - Circuit, system, and method for multiplexing signals with reduced jitter: A multiplexer circuit, system and method is provided herein for multiplexing signals with reduced jitter by eliminating all crosstalk and power supply noise injection within the multiplexer circuit. For example, crosstalk and supply noise injection may be eliminated by: (i) separating the multiplexing function into three separate logic gates and... Agent: Daffer Mcdaniel LLP

20070047622 - Data generator having linear feedback shift registers for generating data pattern in forward and reverse orders: Some embodiments of the invention includes a data generator. The data generator includes a data generating circuit having a combination of linear feedback shift registers and shift registers for generating a pseudo-random data pattern in a first order. The data generator also includes a recovery circuit for allowing the data... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20070047623 - Method and apparatus for generating a pseudorandom binary sequence using a linear feedback shift register: A method and apparatus are provided for generating a code by quickly computing a state of a Linear Feedback Shift Register (LFSR) in a mobile communication system, in which a code for the communication system is generated including an n-stage LFSR and operating in sleep mode and active mode set... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070047624 - Mixed voice and spread spectrum data signaling with enhanced concealment of data: Systems, methods, and devices for mixed voice and spread spectrum data signaling with enhanced concealment of data are disclosed. Audible artifacts may be reduced or suppressed in order to improve the audible quality of the sound. The distortion to the audio may be kept just below perceptibility, yet the data... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20070047621 - System and method for calibrating an analog signal path in an ultra wideband receiver: A system (500) and method (400) are presented for calibrating an analog signal path (200) associated with an Ultra Wideband (UWB) receiver (103). The analog signal path includes a plurality of analog gain stages (210, 212-214, 216), a local oscillator mixer stage (211), a compensation stage (218), and a converter... Agent: Posz Law Group, PLC

20070047626 - Mixed voice and spread spectrum data signaling with multiplexing multiple users with cdma: Systems, methods, and devices for mixed voice and spread spectrum data signaling with spread spectrum data hiding with CDMA (Code Division Multiple Access) for three or more users. The disclosed systems, methods, and devices may be implemented in audio conferencing or video conferencing. Various embodiments of the present disclosure provide... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20070047625 - Multi-mode wireless communication device and method: A multimode wireless communication device capable of communicating pursuant to first and second communication protocols, including a method wherein a determination is made (530) as to whether a harmonic generated during transmission in one protocol interferes with reception in another protocol, and wherein transmission is suspended while receiving only if... Agent: Motorola Inc

20070047627 - Method and device for generating high frequency waveforms: An ultra wideband direct sequence code division multiple access (UWB DS-CDMA) (101) transmitter is provided. It includes a first multiplier (125) receiving two input signals, where the input signals are selected from a multi-level code signal (117), a transmit data signal (123), and a radio frequency (RF) center frequency signal... Agent: Posz Law Group, PLC

20070047628 - Method and apparatus for qam demodulation in a generalized rake receiver: A wireless communication device includes a Generalized RAKE (G-RAKE) receiver circuit that is configured to determine a traffic-to-pilot gain scaling parameter as part of the impairment correlation determination process that underlies (G-RAKE) combining weight generation. In this manner, the receiver circuit conveniently and accurately accounts for gain differences between the... Agent: Coats & Bennett, PLLC

20070047629 - Method and apparatus for received communication signal processing: A method of processing a received communication signal comprises calculating a traffic-to-pilot scaling factor by relating data correlations determined from despread traffic values obtained from the received communication signal-to-noise correlations determined from despread pilot values obtained from the received communication signal, and generating traffic symbol estimates by combining corresponding ones... Agent: Coats & Bennett, PLLC

20070047630 - Synchronous control apparatus for initial synchronization when receiving a wireless signal: A synchronous control apparatus for reception control in wireless packet communication suppresses detection errors during controlling synchronization to detect codes for improved signal reception. An initial synchronizer includes a code correlator for receiving delayed waves on plural paths. The code correlator outputs a correlation level value through another correlator. The... Agent: Nixon Peabody, LLP

20070047631 - Method for determining crosstalk coupling and crosstalk determining unit for integration in digital data transmission systems: A method for determining crosstalk coupling between a plurality of transmission lines in digital data transmission systems, in particular DSL networks. Firstly, at least one test signal (TS) is generated having a unique identification code (UIC) in the frequency domain (f), said code (UIC) being associated with a first transmission... Agent: Sughrue Mion, PLLC

20070047632 - Systems and methods for minimum-power leakage windowing for vdsl using least square technique: Systems and method for minimum power leakage windowing for VDSL using least squares technique are provided. A coefficient vector is defined for the first N samples. The window is then defined in terms of this coefficient vector. The leakage power of the Kth tone is defined in terms of the... Agent: Hunton & Williams LLP Intellectual Property Department

20070047633 - Systems and methods for resolving signal-to-noise ratio margin difference in dual latency discrete multi-tone-based xdsl systems under colored noise conditions: Systems and methods for resolving signal-to-noise ratio margin difference n dual latency discrete multi-tone (DMT)-based xDSL systems under colored noise conditions. Rather than assuming a constant power spectral density (PSD) for noise over fast and interleaved data paths of a dual latency system, band edges vulnerable to colored noise are... Agent: Hunton & Williams LLP Intellectual Property Department

20070047634 - Method and apparatus for self-calibration in a mobile transceiver: Disclosed is a method and an apparatus for self-calibrating direct current (DC) offset and imbalance between orthogonal signals, which may occur in a mobile transceiver. In the apparatus, a transmitter of a mobile terminal functions as a signal generator, and a receiver of the mobile terminal functions as a response... Agent: Dilworth & Barrese, LLP

20070047636 - High speed line equalizer and method thereof: The present invention relates to a high speed line equalizer and a method thereof. The high speed line equalizer receives and amplifies one clock signal and at least more than one data signal. The high speed line equalizer comprises an input buffer, a first filter, at least more than one... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20070047635 - Signaling system with data correlation detection: Conditionally updating equalization tap weights within an equalized signaling system based on a measure of correlation that indicates a difference between the number of received data values that have matching bits at a first pair of predetermined bit positions, and the number of received data values that have non-matching bits... Agent: Shemwell Mahamedi LLP

20070047637 - Channel equalizer, channel equalization method, and tap coefficient updating method: A channel equalizer to equalize a signal received over a transmission channel, includes a feedforward filter to filter the received signal, a level determination unit to determine a first level value among a plurality of predetermined amplitude levels based on an amplitude of an output signal of the feedforward filter,... Agent: Stanzione & Kim, LLP

20070047638 - System and method for decoding an audio signal: A system and method are provided for decoding an audio signal. In one embodiment, a first pulse is identified with a predetermined relative duration with respect to a second pulse. A sampling frequency is then calculated based on such identification. In another embodiment, an audio signal is decoded utilizing a... Agent: Zilka-kotab, PC

20070047641 - Self-contained security system: A self-contained security system captures images of a defined area with a surveillance system and communicates the images to a remote cellular device in response to pre-defined conditions. A controller, a cellular communication system, a motion detector and the surveillance system are all mounted within a housing. The self-contained security... Agent: Carlson, Gaskey & Olds, P.C.

20070047640 - System and method for monitoring video packets for quantifying video quality: A system and method for monitoring a sequence of video packets for quantifying video quality includes a video picture monitor that accesses data in a header of a video packet included in the sequence of video packets. The header is separate from video content stored in the video packet. The... Agent: Mcdermott Will & Emery LLP Attn: Intellectual Property Deptartment

20070047642 - Video data compression: An image encoder includes a processor operable to receive pixel data representing a first image, identify a first visual object within the first image and a location of the first object within the first image, and generate data representing the first object and its location.... Agent: Hewlett Packard Company

20070047643 - Video data compression: An image encoder includes a processor operable to define a first viewable region within an image at a first viewing time, and generate data representing the image and a location of the first viewable region within the image.... Agent: Hewlett Packard Company

20070047646 - Image compression apparatus and method: Provided is an image compression apparatus and method. The image compression apparatus compresses a captured image by performing discrete cosine transformation on image data of the captured image and includes a prediction unit, a quantization unit, and an encoding unit. The prediction unit generates a prediction value for predicting the... Agent: F. Chau & Associates, LLC

20070047644 - Method for enhancing performance of residual prediction and video encoder and decoder using the same: A method and apparatus for enhancing the performance of residual prediction in a multi-layered video codec are provided. A residual prediction method includes calculating a first residual signal for a current layer block; calculating a second residual signal for a lower layer block corresponding to the current layer block; performing... Agent: Sughrue Mion, PLLC

20070047639 - Rate-distortion video data partitioning using convex hull search: Method for partitioning video data into a base layer and at least one enhancement layer entailing receiving video data, determining DCT coefficients for a plurality of blocks of a video frame to form the base layer and the at least one enhancement layer and for each block, quantizing the DCT... Agent: Philips Intellectual Property & Standards

20070047647 - Apparatus and method for enhancing image using motion estimation: An image enhancement apparatus using motion estimation includes: a motion estimation unit estimating a degree of motion between an input image on which image enhancement is performed and a temporally successive image; and an enhancement unit applying the image enhancement to an area without motion in the input image while... Agent: Sughrue Mion, PLLC

20070047648 - Method and apparatus for encoding hybrid intra-inter coded blocks: A hybrid intra-inter bi-predictive (or multi-predictive) coding mode allows both intraframe (intra) and interframe (inter) predictions to be combined together for hybrid-encoding a current macroblock or a subblock Bi-prediction may be used also in I-pictures, combining two intra predictions that use two different intra prediction directions. A video encoder processes... Agent: Thomson Licensing Inc.

20070047649 - Method for coding with motion compensated prediction: A motion vector search unit determines a unit area of a bidirectional prediction frame for each motion vector of a backward reference frame to pass through, and stores information on the unit area to be passed into a pass area number holding unit. A reference vector prediction unit consults the... Agent: Mcdermott Will & Emery LLP

20070047653 - Enhanced motion estimation method, video encoding method and apparatus using the same: A motion estimation method for enhancing a video compression speed, and a video encoder using the same are provided. The motion estimation method includes determining a global motion type of a previous frame from motion vectors of the previous frame, setting a search area for a specified motion block included... Agent: Sughrue Mion, PLLC

20070047650 - Method for encoding signals, related systems and program product therefor: A method for encoding video signals subjects the signals to unbalanced multiple description coding. The unbalanced multiple description coding codes a video signal in a first high resolution packet and a second low resolution packet and represents, respectively a first high resolution description and a second low resolution description. The... Agent: Hogan & Hartson LLP

20070047652 - Motion vector estimation apparatus and motion vector estimation method: A motion vector estimation apparatus that can reduce an amount of calculation for video coding processing and thus achieve a higher bit rate and lower consumption power, while contributing to improvement in image quality and coding efficiency include: a reduced picture generation unit which generates a reduced current picture to... Agent: Wenderoth, Lind & Ponack L.L.P.

20070047651 - Video prediction apparatus and method for multi-format codec and video encoding/decoding apparatus and method using the video prediction apparatus and method: Provided are a video prediction apparatus and method for a multi-format codec and a video encoding/decoding apparatus and method using the video prediction apparatus and method. The video prediction apparatus that generates a prediction block based on a motion vector and a reference frame according to a plurality of video... Agent: Staas & Halsey LLP

20070047654 - Devices and methods for data compression and decompression: A device for data compression includes a domain transformer unit, a classifying unit, a variable length encoder, a fixed length encoder and a memory unit. The domain transformer unit transforms time-domain data into frequency-domain data. The classifying unit determines an encoding type of the frequency-domain data based on occurrence probability... Agent: Myers Bigel Sibley & Sajovec

20070047645 - Information processing device, information recording medium manufacturing device, information recording medium, methods thereof, and computer program: An information processing device includes: a modified data generating unit for generating modified data obtained by modifying content configuration data; a fix-up table generating unit for generating a fix-up table in which transformation data serving as an object to be replaced with the modified data is registered; and a data... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070047656 - Apparatus and method for video encoding/decoding and recording medium having recorded thereon program for executing the method: An intraprediction encoding and decoding apparatus and method to improve compression efficiency are provided. A video encoding method includes dividing an input video of a predetermined size into at least two sub-planes, performing intraprediction encoding on at least one of the divided at least two sub-planes, and performing interprediction encoding... Agent: Sughrue Mion, PLLC

20070047657 - Methods and apparatus for differential encoding: A data stream encoder eliminates duplicate transmission units in a transmitted data stream in which the detected duplicate may not be the immediately preceding transmission unit. A data aggregator transmits a stream of data by identifying a frame interval, or timing interval, corresponding to the time to send a frame... Agent: Barry W. Chapin, Esq. Chapin Intellectual Property Law, LLC

20070047655 - Transpose buffering for video processing: A transpose buffer may store 8×8 and smaller sized blocks of video data. When the smaller sized blocks arrive, they can be reconfigured to fit within the available space within the buffer.... Agent: Trop Pruner & Hu, PC

20070047660 - Image processing apparatus, image processing method, recording medium, and program: An image processing apparatus includes a plurality of decoders, each decoding a predetermined region of each frame forming coded stream and an output unit receiving pixel data obtained as a result of the decoding processing by the plurality of decoders and combining the pixel data into decoded image data to... Agent: Frommer Lawrence & Haug LLP

20070047659 - Method and apparatus for communicating compressed video information: A method and apparatus for communicating compressed video information includes storing video information compressed based on a first compression method, such as a method with a high compression ratio, and transcoding the compressed video information to produce corresponding recompressed video information that is based on a second compression method, with... Agent: Advanced Micro Devices, Inc. C/o Vedder Price Kaufman & Kammholz, P.C.

20070047661 - System method and apparatus for seamlessly splicing data: A plurality of bit streams are seamlessly spliced. Separate decoders decode each bit stream. A controller selects the decoded pictures according to a re-encoding range in the vicinity of a splicing point of the bit streams. Pictures presenting a reordering of the streams are excluded in the selection of the... Agent: Frommer Lawrence & Haug

20070047662 - System method and apparatus for seamlessly splicing data: A plurality of bit streams are seamlessly spliced. Separate decoders decode each bit stream. A controller selects the decoded pictures according to a re-encoding range in the vicinity of a splicing point of the bit streams. Pictures presenting a reordering of the streams are excluded in the selection of the... Agent: Frommer Lawrence & Haug

20070047658 - Video comfort noise addition technique: A decoding arrangement for decoding pictures in an incoming video stream includes a noise generator for adding a dither signal containing random noise to the pictures after video decoding, to improve the subjective video quality. The noise generator adds noise to each pixel in an amount correlated to the luminance... Agent: Thomson Licensing Inc.

20070047663 - Self-clocked two-level differential signaling methods and apparatus: Self-clocked two-level differential signaling methods and apparatus assuring both clock synchronization and ease of recovery of transmitted data. In accordance with the method, the data is encoded differentially on a differential signal that changes polarity at the end of each bit time. This allows clock recovery at the receiver simply... Agent: Blakely Sokoloff Taylor & Zafman

20070047664 - Multi-band line interface circuit with line side cancellation: A line interface circuit with line side cancellation of a communication device is described herein. In one embodiment, a communication device includes a line interface circuit for interfacing a communication line. The line interface circuit includes a driver for driving multiple transmitting signals onto the communication line over multiple transmitting... Agent: Blakely Sokoloff Taylor & Zafman

20070047665 - Methods and systems for communicating signals through multi-carrier systems: Methods and systems for communicating a signal through a multi carrier system session are disclosed. The carrier channel includes a plurality of subcarriers. A bit value for each subcarrier of the plurality of subcarriers is determined (202, 402) based on the signal to be communicated. The plurality of subcarriers is... Agent: Motorola, Inc.

20070047666 - Preamble formats supporting high-throughput mimo wlan and auto-detection: A method for generating a preamble of an Orthogonal Frequency Division Multiplexed (OFDM) data frame for a multiple input multiple output (MIMO) wireless communication includes determining at least one system condition preamble format parameter. When the system condition preamble format parameter satisfies a first preamble format parameter a preamble having... Agent: Garlick Harrison & Markison

20070047667 - Lane-to-lane skew reduction in multi-channel, high-speed, transceiver circuitry: Controllable delay circuitry is included in each channel of multi-channel, high-speed, serial transmitter and/or receiver circuitry to compensate for or to at least help compensate for possible skew (different signal propagation time) between the various channels. In systems employing CDR circuitry, the delay circuitry may be at least partly controlled... Agent: Fish & NeaveIPGroup

20070047668 - Single side band modulator module and single side band modulator device using the same: A single side band (SSB) modulator module using a carrier frequency includes: first and second Mach-Zender interferometers for modulating the carrier frequency and first and second signals into an SSB signal; and an arm, which is connected to both ends at which the first and second Mach-Zender interferometers are connected,... Agent: Cha & Reiter, LLC

20070047670 - High-frequency detection mechanism and automatic gain control system utilizing the same: An automatic gain control mechanism with high-frequency detection. During a predetermined period, the cumulative strength of the real part of a complex-valued input signal is compared with that of the imaginary part of the complex-valued input signal. The zero crossings in either the real part or imaginary part of the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070047669 - Two-step channel selection for wireless receiver and transmitter front-ends: A reconfigurable receiver, a reconfigurable transmitter and a multimode receiver are disclosed, operating in accordance with a two-step channel selection. In the receiver, the first step provides for a coarse radio frequency (RF) channel selection, to downconvert a desired channel and an image channel of the desired channel to IF.... Agent: Alessandro Steinfl, Esq. C/o Ladas & Parry

20070047671 - Frequency tracking and channel estimation in orthogonal frequency division multiplexing systems: A mechanism for frequency tracking and channel estimation in multi-carrier systems. First, two training symbols are pre-compensated for an effect of frequency offset. Then an average of the two pre-compensated symbols is calculated. Meanwhile, a correlation between the two pre-compensated second symbols is evaluated by performing a differential operation. By... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070047672 - Apparatus and method for compensating for i/q mismatch in tdd system: Provided are an apparatus and a method for compensating for an I/Q mismatch using a transmission signal in a wireless communication system. The apparatus includes a coupler, an FFT operator, and an I/Q mismatch estimator. The coupler couples the transmission signal and provides the coupled signal to a reception path,... Agent: Dilworth & Barrese, LLP

20070047673 - Intermediate frequency receivers: There is provided an apparatus and method for isolating an in-phase component I and a quadrature component Q of a received IF signal and for filtering the received signal. The apparatus comprises a DDC for sampling the received signal at four times the frequency of the received signal, each sample... Agent: Venable LLP

20070047674 - Method and apparatus for finding center amplitude of particle size-representative pulses produced by aperture based sizing system: Pipelined digital processing circuitry for use with a particle size measurement system, such as that employed in automated hematology systems, measures the ‘center’ amplitude of a pulse produced by a particle or cell passing through a flow cell measurement aperture, such as the detection aperture of a Coulter Principle-based electronic... Agent: Beckman Coulter, Inc.

20070047675 - Method and apparatus for scaling demodulated symbols for fixed point processing: A method and apparatus for scaling demodulated symbols for fixed-point processing are disclosed. Received data are demodulated to generate symbols. The symbols are mapped to soft bits. A signal-to-interference ratio (SIR) is estimated on a current transmission. A scaling factor is then generated for retransmissions based on a ratio of... Agent: Volpe And Koenig, P.C. Dept. Icc

20070047677 - Analog viterbi decoder: A circular Viterbi decoder is capable of improving a data decoding speed without being limited by a sampling speed of a sampling and holding circuit. An analog Viterbi decoder includes: a clock divider which generates a plurality of clock signals by dividing a clock frequency of an externally-input clock signal,... Agent: Sughrue Mion, PLLC

20070047676 - Semicoherent channel estimator: One embodiment is a system for processing a complex ambiguity function (CAF) comprising creating a CAF surface from incoming data and a model vector, wherein the CAF surface has at least one feature, processing for a peak value, establishing a sub-window about the peak, wherein the peak is within the... Agent: Maine & Asmus

20070047678 - Method and system for combined polarimetric and coherent processing for a wireless system: A combined polarimetric and coherent processing receiver (2300) can include at least one antenna (730 and 740), at least one receiver front end (700 and 704), a multipath processor (702, 706, and 714), a polarimetric signal processor (708), and a coherent processor (712). The multipath processor can be a plurality... Agent: Akerman Senterfitt

20070047679 - Agc circuit which is hard to be influenced by level of input signal: The AGC circuit includes an amplification element 11 which has an input terminal 11g for receiving an input signal Vin, a ground terminal 11s connected to ground through at least a first resistor RA, and an output terminal 11d which is connected to a power supply source Vcc through at... Agent: Beyer Weaver & Thomas, LLP

20070047680 - Circuit for measuring an eye size of data, and method of measuring the eye size of data: A circuit for measuring an eye size generates first sampled data by sampling received data with recovered clock signals and generates second sampled data by sampling the received data with shifted clock signals, in which the recovered clock signals, having different phases, are recovered from the received data. The shifted... Agent: F. Chau & Associates, LLC

20070047681 - Method and apparatus for automatic alignment of notch filters: A method and apparatus are provided for automatic alignment of a notch filter in a receiver. The method comprises the steps of determining a frequency of an interfering signal, monitoring an energy in the interfering signal, tuning the notch filter based on an initial tune value, detecting an energy content... Agent: Honeywell International Inc.

20070047682 - Method and device for detecting occupation by a signal of an adjacent channel: A method for detecting occupation of an adjacent channel by a signal with the aid of a complex-valued bandpass signal having an information channel component and/or an adjacent channel component. In accordance with the invention, a) a real-valued bandpass signal is derived in that the complex-valued bandpass signal is filtered... Agent: Mcgrath, Geissler, Olds & Richardson, PLLC

20070047683 - Clock and data recovery circuit having wide phase margin: A clock and data recovery (CDR) circuit includes a sampler, a CDR loop and a phase interpolator. The sampler samples serial data in response to a recovery clock signal to generate a serial sampling pulse. The CDR loop transforms the serial sampling pulse into parallel data, generates a plurality of... Agent: F. Chau & Associates, LLC

20070047684 - Data clock recovery system and method employing delayed data clock phase shifting: A data clock recovery system is provided. A phase detector is configured to sample an input data stream by way of a data clock and a second clock to generate a first signal indicating whether a data clock lags or leads a preferred phase of the data clock in relation... Agent: Hewlett Packard Company

20070047685 - Semiconductor device: An improved reception port for receiving packet data based on the IEEE 1394 standard. The reception port includes a synchronization FIFO memory for receiving reception data in accordance with a reception clock signal and synchronizing the reception data with an internal clock signal, a decoder for decoding the synchronized reception... Agent: Arent Fox PLLC

20070047686 - Clock and data recovery circuit: Disclosed is a clock and data recover circuit including N flip-flops (F/Fs) for sampling an input data signal using N-phase clocks, a phase comparison circuit for performing phase comparison based on outputs of the F/Fs, a filter or smoothing a result of the phase comparison and outputting an up/down signal,... Agent: Mcginn Intellectual Property Law Group, PLLC

20070047688 - Frequency detecting circuit and method, and semiconductor apparatus including frequency detecting circuit: A frequency detecting circuit and method and a semiconductor apparatus including the frequency detecting circuit, in which the frequency detecting circuit includes an edge detecting circuit, a clock signal generating circuit, and a determination circuit. The edge detecting circuit detects an edge of an input clock signal. The clock signal... Agent: F. Chau & Associates, LLC

20070047687 - Phase detector and related phase detecting method thereof: A phase detector for detecting a phase difference between a first signal and a second signal is disclosed. The phase detector includes: a difference determining module, a phase leading/lagging determining module, and a phase determining module. The difference determining module is used for outputting a pulse having a period in... Agent: North America Intellectual Property Corporation

20070047689 - Phase locked loop apparatus with adjustable phase shift: The phase locked loop (PLL) with adjustable phase shift is described. The PLL includes a voltage controlled oscillator which is capable of generating multiple phase shifted output signals, and multiple phase detectors capable of determining the phase differences between the output signals and a reference clock. The PLL further includes... Agent: Ibm Corporation, T.j. Watson Research Center

20070047690 - Phase locked loop circuit and phase locked loop control method: A phase locked loop circuit and a phase locked loop control method in an optical disc reproducing system having a high ISI condition is capable of detecting a phase error and a frequency error of an input signal based on a pattern, such as a sync pattern, having a predetermined... Agent: Stein, Mcewen & Bui, LLP