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Pulse or digital communications October categorized by USPTO classification 10/09

20090257471 - Communication device, noise removing method, and program: A communication device according to an embodiment of the present invention includes a communication antenna that receives a transmission signal where a spectrum spread signal subjected to a spectrum spread is modulated; an intermediate frequency converting unit that converts the transmission signal received by the communication antenna into an intermediate... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090257472 - Interference cancellation in a spread spectrum communication system: A code division multiple access communication system transmits a pilot and traffic signal over a shared spectrum. The pilot and traffic signal have an associated code and are received over the shared spectrum. The received signals are sampled and the samples are delayed to produce a window. A weighted value... Agent: Volpe And Koenig, P.C. Dept. Icc

20090257473 - Rfid fast hop frequency hopping: Methods and apparatus, including computer program products, for RFID fast hop frequency hopping. A method including transmitting from a radio frequency identification (RFID) interrogator a continuous wave un-modulated radio frequency (RF) signal from a frequency synthesizer based on digital waveform reconstruction with Direct Memory Access (DMA), the continuous wave un-modulated... Agent: Greenberg Traurig, LLP (sv)IPDocketing

20090257474 - Fast hop frequency hopping protocol: Methods and apparatus, including computer program products, for a fast hop frequency hopping protocol. A method includes transmitting from a radio frequency identification (RFID) interrogator a continuous wave un-modulated radio frequency (RF) signal conforming to a fast hop frequency hopping protocol in which each hop of a plurality of hops... Agent: Greenberg Traurig, LLP (sv)IPDocketing

20090257475 - System and method for secure communication of collected amphibious data: system and method for secure communication of collected amphibious data is disclosed, which uses direct-sequence, spread spectrum, ultra wideband (DS-SS UWB) communications to enhance the security of the collected amphibious data during transmission over a wireless communication link. The UWB technique used transmits the collected data using very short pulses... Agent: Honeywell International Inc. Patent Services

20090257476 - Transmission device, comunication system, transmission method and program: A transmission device of the present, invention includes a baseband waveform generator to generate a transmission signal by using a transfer function H0(f) that is in a relation of a matched filter with a transfer function H1(f) in an analog domain of a transmission side and a reception side connected... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090257477 - Method and apparatus for successive interference subtraction with covariance root processing: Methods and apparatus for processing a composite communication signal comprising two or more received signals of interest are disclosed. An interference-suppressing receiver, which may comprise a G-Rake receiver or a linear chip equalizer, utilizes a square-root covariance matrix in processing received signals, where the square-root covariance matrix represents impairment covariance... Agent: Coats & Bennett, PLLC

20090257478 - Spread spectrum rake receiver: Even when the number of paths is increased, interfering noises can be effectively reduced by a rake receiver for use in a spread spectrum communication system. The rake receiver includes a timing detecting unit detecting a reception timing ti (i=1 to N) of each of N paths when direct spread... Agent: Katten Muchin Rosenman LLP

20090257479 - Use of correlation combination to achieve channel detection: Combinations of correlation results are used to achieve detection of multiple coded signals at a receiver in a wireless communications system. The code applied to signals includes a lower rate code and a higher rate code. The lower rate code is a nested or tiered code such that it comprises... Agent: Volpe And Koenig, P.C. Dept. Icc

20090257480 - System and method for utilizing spectral resources in wireless communications: A wireless communication system comprises a wavelet analyzer and a wavelet signal generator. The wavelet analyzer is operable to analyze wireless signals within a frequency and time map of a communications spectrum, whereby the wavelet analyzer is adapted to determine one or more available cells within the frequency and time... Agent: Kramer & Amado, P.C.

20090257481 - Identification of board connections for differential receivers: Embodiments of the invention include testing arrangements for detecting proper DC-coupled board connections on the input legs of a differential receiver. The testing implementation includes a first test receiver AC-coupled to the connection between the first input/output (I/O) pad and the differential receiver positive input and/or a second test receiver... Agent: Kathy Manke Avago Technologies Limited

20090257482 - Receiving circuit, method for receiving a signal, and use of a detection circuit and a control circuit: A receiving circuit, method for receiving a signal, and use of a detection circuit and a control circuit of a receiving circuit of a node of a radio network is provided to deactivate an analog signal processing and/or determination of digital data from a signal received over an antenna of... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090257483 - Dual correlation frame synchronization system and method: A system and method utilize a dual correlation, one for the synchronization pattern (sync correlation) and one for the channel equalization pattern (CE correlation), to determine where the channel equalization pattern starts and thus establish frame synchronization. The system and method compare the two correlations and decides on the start... Agent: Nixon Peabody LLP

20090257484 - Method for audio-video encoding and apparatus for multimedia storage: The invention relates a method for audio-video encoding and an apparatus for multimedia storage. First, a video chunk and an audio chunk are read from a audio-video file. Then the video chunk is divided into a plurality of video blocks, wherein size of each video block at least equals to... Agent: J C Patents

20090257485 - Video data compression with integrated lossy and lossless compression: A method and apparatus to compress video data to smaller size and embed extra information into the compressed data using the integrated lossy and lossless compressions is described. The method can be used to compress reference frames of a video codec (coder/decoder) combines codec where the small noise is critical... Agent: O'banion & Ritchey LLP/ Sony Electronics, Inc.

20090257486 - Adaptive filtering for bit-depth scalable video codec: Adaptive filtering may be used to increase the quality of tone mapped, baseline layer encoded information. As a result, scalable video codecs may be implemented with improved picture quality in some embodiments.... Agent: Trop, Pruner & Hu, P.C.

20090257487 - Video robustness using spatial and temporal diversity: The present invention relates to the fields of wireless communication, video transmission, unequal error protection, time diversity, space diversity. The present invention especially relates to a transmitter, a receiver, a method of transmitting video data and a method for receiving video data. The transmitter for transmitting video data comprises: A... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090257488 - Estimation of i frame average rate quantization parameter (qp) in a group of pictures (gop): Rate-QP estimation for an I picture is disclosed which involves the steps of: providing an input group of pictures (GOP); selecting an input I picture within the GOP; and outputting, to a computer readable medium, a bit rate corrected Rate-QP, R(QP), for the input I picture. The outputting step may... Agent: O'banion & Ritchey LLP/ Sony Electronics, Inc.

20090257489 - Rate-distortion quantization for context-adaptive variable length coding (cavlc): In general, this disclosure provides techniques for quantization of the coefficients of video blocks in a manner that can achieve a desirable balance of rate and distortion. The described techniques may analyze a plurality of quantization levels associated with each individual coefficient to select the quantization level for the individual... Agent: Qualcomm Incorporated

20090257490 - Detection of double video compression using first digit based statistics: Implementations of the detection of double MPEG compression using digit based statistics are disclosed.... Agent: OmikronIPLaw Group

20090257493 - Interpolation filter support for sub-pixel resolution in video coding: This disclosure describes filtering techniques applied by an encoder and a decoder during the prediction stage of a video encoding and/or decoding process. The filtering techniques may enhance the accuracy of predictive data used during fractional interpolation, and may improve predictive data of integer blocks of pixels. There are several... Agent: Qualcomm Incorporated

20090257491 - Moving picture coding apparatus, moving picture decoding apparatus, and stream data: A signal separation unit (101) separates an input picture made up of component pictures of RGB, each of which has an equal number of pixels as the input picture, into three component pictures, and outputs the three component pictures. Each of coding units (102 to 104) codes one of the... Agent: Wenderoth, Lind & Ponack L.L.P.

20090257494 - Symmetry for interoplation filtering of sub-pixel positions in video coding: This disclosure describes filtering techniques applied by an encoder and a decoder during the prediction stage of a video encoding and/or decoding process. The filtering techniques may enhance the accuracy of predictive data used during fractional interpolation, and may improve predictive data of integer blocks of pixels. There are several... Agent: Qualcomm Incorporated

20090257492 - Video data management: The invention relates to encoding and decoding pixel blocks of a video frame through a hybrid mode involving usage of a first prediction of a pixel block and at least a second prediction of the pixel block. An initial first weighting factor is modified using a factor modifier to generate... Agent: Ericsson Inc.

20090257495 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090257496 - Estimation of b frame average rate quantization parameter (qp) in a group of pictures (gop): Rate-QP estimation for a B picture is disclosed which involves: providing an input group of pictures (GOP); selecting an input B picture within the GOP; and outputting, to a computer readable medium, a bit rate corrected Rate-QP, R(QP), for the input B picture. The outputting step may involve calculating intra/non-intra... Agent: O'banion & Ritchey LLP/ Sony Electronics, Inc.

20090257499 - Advanced interpolation techniques for motion compensation in video coding: This disclosure describes various interpolation techniques performed by an encoder and a decoder during the motion compensation process of video coding. In one example, an encoder interpolates pixel values of reference video data based on a plurality of different pre-defined interpolation filters. In this example, the decoder receives a syntax... Agent: Qualcomm Incorporated

20090257498 - Image processing apparatus and image processing method: An image processing apparatus includes: motion vector detection section configured to detect a motion vector of each of a plurality of blocks of a predetermined size set in an image and formed from a plurality of pixels; and global motion calculation section configured to carry out convergence mathematical operation, from... Agent: K&l Gates LLP

20090257501 - Interpolation-like filtering of integer-pixel positions in video coding: This disclosure describes filtering techniques applied by an encoder and a decoder during the prediction stage of a video encoding and/or decoding process. The filtering techniques may enhance the accuracy of predictive data used during fractional interpolation, and may improve predictive data of integer blocks of pixels. There are several... Agent: Qualcomm Incorporated

20090257497 - Moving image processing system, encoding device, and decoding device: An encoding device encodes a macroblock based on a determined encoding method. When field predictive encoding is determined, the encoding device performs inter-field predictive encoding to a second field within the same frame by using, as one of reference images a macroblock of a first field within the same encoded... Agent: Staas & Halsey LLP

20090257500 - Offsets at sub-pixel resolution: This disclosure describes techniques applied during video encoding and decoding processes. In one example, a method of encoding video data comprises calculating a plurality of offset values for a coded unit of the video data, wherein the offset values are associated with a plurality of different integer and sub-integer pixel... Agent: Qualcomm Incorporated

20090257502 - Rate-distortion defined interpolation for video coding based on fixed filter or adaptive filter: This disclosure describes filtering techniques applied by an encoder and a decoder during the prediction stage of a video encoding and/or decoding process. The filtering techniques may enhance the accuracy of predictive data used during fractional interpolation, and may improve predictive data of integer blocks of pixels. There are several... Agent: Qualcomm Incorporated

20090257503 - Advanced interpolation techniques for motion compensation in video coding: This disclosure describes various interpolation techniques performed by an encoder and a decoder during the motion compensation process of video coding. In one example, an encoder interpolates pixel values of reference video data based on a plurality of different pre-defined interpolation filters. In this example, the decoder receives a syntax... Agent: Qualcomm Incorporated

20090257505 - Generation of an order-2n transform from an order-n transform: Apparatus, systems and techniques based on an integer transform for encoding and decoding video or image signals, including transform of encoding and decoding of image and video signals and generation of an order-2N transform W from an order-N transform T in the field of image and video coding. For example,... Agent: Fish & Richardson, PC

20090257504 - Methods and apparatus for deriving an order-16 integer transform: Apparatus, systems and techniques based on an integer transform for encoding and decoding video or image signals, including an order-16 integer transform from a Microsoft Media Video order-8 integer transform with a high energy-packing ability and an improved data compression in the field of image and video coding. For example,... Agent: Fish & Richardson, PC

20090257506 - Estimation of p frame average rate quantization parameter (qp) in a group of pictures (gop): Rate-QP estimation for a P picture is disclosed which involves the steps of: providing an input group of pictures (GOP); selecting an input P picture within the GOP; and outputting, to a computer readable medium, a bit rate corrected Rate-QP, R(QP), for the input P picture. The outputting step may... Agent: O'banion & Ritchey LLP/ Sony Electronics, Inc.

20090257509 - Information processing system and information processing method, and program: An image processing system includes a division unit adapted to divide encoding target data into divided data, a distributed encoding unit adapted to encode the divided data into distributed encode data and generate decode information file including time information, a generation unit adapted to generate decode image information on the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090257508 - Method and system for enabling video trick modes: A video processing system is operable to perform one or more display queue trick (DQT) operations utilizing decoded frames queued in memory. The decoded frames are generated from the start of random access points (RAPs) in frame segments in an encoded video stream. Location of RAPs may be determined during... Agent: Mcandrews Held & Malloy, Ltd

20090257511 - Signal compressing system: A multi-scanner scans a signal according to several different patterns. A scanning pattern selector determines which scanning pattern produced the most efficient coding result, for example, for runlength coding, and outputs a coded signal, coded most efficiently, and a selection signal which identifies the scanning pattern found to be most... Agent: Sughrue, Mion, Zinn, Macpeak & Seas

20090257507 - System and method for masking visual compression artifacts in decoded video streams: A technique is provided for processing decoded video data to mask visual compression artifacts resulting from video compression. In accordance with this technique, a hardware block is provided for generating and adding random noise to the decoded video stream. In one embodiment, a random number is generated for each pixel... Agent: Apple Inc. C/o Fletcher Yoder, PC

20090257510 - System and method for programmable pre-amplification of a signal: Systems and methods are provided for communicating a data signal. A data signal is transmitted along a communications line. The transmitted data signal is split among a plurality of routers, each router configured to receive the data signal and forward the data signal along one or more output data paths.... Agent: Patent Group 2n Jones Day

20090257512 - Error concealment for mpeg decoding with personal video recording functionality: Error concealment for motion picture expert group (MPEG) decoding with personal video recording functionality. Error concealment of MPEG data may take place within various components within playback, recording, reading and writing data systems. The error concealment may be provided within existing systems whose components may not be capable of accommodating... Agent: Garlick Harrison & Markison

20090257513 - Bit reduction in a transmitter: A digital baseband signal for radio frequency transmission is processed prior to performing digital-to-analog conversion. The digital baseband signal is filtered. The number of bits of the digital baseband signal is reduced to minimise the size of the digital-to-analog converter. By performing some of the bit reduction before filtering, the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090257514 - System and method for improving equalization in a high speed serdes environment: A method and accompanying system are disclosed for tuning each channel of a high-speed SerDes link interface arranged in a configuration linking a local side to a remote side. The method includes transmitting a flow control packets from the local side to the remote side to change remote side transmission... Agent: Cantor Colburn LLP-ibm Burlington

20090257521 - Method and system for channel estimation in a spatial multiplexing mimo system: Aspects of a method and system for channel estimation in a SM MIMO communication system may comprise receiving a plurality of spatially multiplexed communication signals from a plurality of transmit antennas. A plurality of baseband combined channel estimates based on phase rotation may be generated in response to the received... Agent: Mcandrews Held & Malloy, Ltd

20090257518 - Methods for sending and receiving a multicarrier signal comprising a preamble comprising data elements, corresponding devices and computer products: A method is provided for receiving a multicarrier signal formed by a temporal succession of symbols including of a set of data elements with real values, including informative data elements and pilots. Due to at least one preamble being inserted into the multicarrier signal and formed by at least two... Agent: Westman Champlin & Kelly, P.A.

20090257519 - Pilot pattern design for high-rank mimo ofdma systems: In OFDMA wireless communications systems, pilot pattern design is optimized based on predefined resource block size. The number of pilots and the spacing between pilots within a resource block is determined based on a set of system requirements. In one novel aspect, in a high-rank MIMO system, pilots are allocated... Agent: Imperium Patent Works

20090257520 - Pilot pattern design for small size resource block in ofdma systems: In OFDMA wireless communications systems, pilot pattern design is optimized based on predefined resource block size. The number of pilots and the spacing between pilots within a resource block is determined based on a set of system requirements. In one novel aspect, if resource block size is smaller than three... Agent: Imperium Patent Works

20090257516 - System and method for pilot design for data transmitted in wireless networks: A method for pilot design for data to be transmitted by an orthogonal frequency-division multiplexing (OFDM) based communication system, the data being represented by a plurality of OFDM symbols. The method includes allocating pilot symbols for a data stream to be included in ones of the OFDM symbols; and performing... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090257515 - Transmission method of wireless signal and transmitter using the same: A transmission method of a wireless signal including the following steps is provided. Multiple orthogonal frequency division multiplexing (OFDM) symbols carried by multiple subcarriers are generated according to a data signal. A scrambling pattern including multiple scrambling symbols is generated, wherein the scrambling symbols respectively correspond to the subcarriers in... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090257517 - Wireless communication methods and receivers for receiving and processing multiple component carrier signals: A wireless communication system receiver receives and processes a signal comprising at least two component carriers carrying data scheduled to the receiver and having center frequencies spaced apart by at least one component carrier frequency difference. Each component carrier comprises a number of subcarriers spaced apart by a system subcarrier... Agent: Coats & Bennett, PLLC

20090257522 - Communication apparatus: An exemplary aspect of an embodiment of the present invention is a communication apparatus including an amplifier circuit which adjusts transmit power of a first signal and transmit power of a second signal if the transmit power of the first signal having a first frequency included in a first frequency... Agent: Young & Thompson

20090257524 - 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... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20090257523 - Pseudorandom sequence generation for ofdm cellular systems: In one embodiment, a transmitter includes a binary sequence generator unit configured to provide a sequence of reference signal bits, wherein the sequence is an inseparable function of a cell identification parameter, a cyclic prefix mode corresponding to the transmitter and one or more time indices of the sequence. The... Agent: Texas Instruments Incorporated

20090257525 - Software-based spread spectrum signal processing: A proposed data processing device includes at least two processor units, which each is adapted to process digitized precorrelation navigation satellite signal data as well as to process alternative data and/or signals relating to at least one function being uncorrelated with the satellite signal data. The device includes at least... Agent: Moore & Van Allen PLLC

20090257526 - Methods and apparatus for conditioning communications signals based on detection of high-frequency events in polar domain: Methods and apparatus for conditioning communications signals based on detection of high-frequency in the polar domain. High-frequency events detected in a phase-difference component of a complex baseband signal in the polar domain are detected and used as a basis for performing hole-blowing on the complex baseband signal in the quadrature... Agent: Snell & Wilmer L.L.P. (panasonic)

20090257527 - Transmission circuit, transmission method, and use: A method for the transmission and use of a power amplifier and transmission circuit of a radio network is provided that includes a power amplifier, which is connectable to an antenna, a counter whose output is connected to a control input of the power amplifier to output a count value... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090257528 - Quadrature modulation without carrier: Transmitters, receivers and associated methods are disclosed for providing phase and amplitude modulation in a carrier-less communication system (e.g., an ultra-wide band communication system). An approximate quadrature signal is provided by delaying the in-phase signal by an amount determined by various criteria, such as the bandwidths of the component signals,... Agent: Schwabe, Williamson & Wyatt, P.C.

20090257529 - Low power, integrated radio transmitter and receiver: A low power (optionally, self-powered) integrated transceiver using on-chip antennas is provided. The transmitter and receiver utilize phase-locked loops (PLLs) which initially, in a closed-loop state, pre-tune (i.e. phase-lock) voltage controlled oscillators (VCOs) before opening the loops to allow them to transmit and receive data. The TX, in the opened-loop... Agent: Smart & Biggar P.o. Box 2999, Station D

20090257530 - Radius adaptive sphere decoding with probabilistic noise constraint: Method and apparatus for decoding code words received over a communication channel are disclosed. A radius-adaptive sphere decoding methodology reduces the number of operations in sphere-constrained search. Imposing probabilistic noise constraint on top of sphere constraint, particularly at an early stage, provides a more stringent necessary condition. Hence, many branches... Agent: Qualcomm Incorporated

20090257531 - Sampling filter apparatus and wireless communication apparatus: The present invention has an object to provide a sampling filter apparatus and a wireless communication apparatus, which are capable of changing a filter characteristic without employing complex waveforms as control signals, and also, capable of performing filtering process operations without performing a decimation, while utilizing a wide frequency space.... Agent: Pearne & Gordon LLP

20090257532 - Determining burst transmission signals: Described are computer-based methods and apparatuses, including computer program products, for determining burst transmission signals. A receiver receives radio frequency data from a data source through a network. The receiver converts the radio frequency data to digital data. The receiver converts the digital data to baseband data. The receiver generates... Agent: Morgan Lewis & Bockius LLP

20090257534 - Frequency offset estimating apparatus and estimating method thereof: A frequency offset estimating apparatus includes an nth power computing module and a spectrum analyzing module. By raising a received signal to nth power to generate an nth power signal and analyzing the spectrum of the nth power signal, the present invention is capable of quickly and accurately estimating a... Agent: Wpat, PC

20090257533 - System and method of receiving and processing multicommunication signals: A receiver receives and front-end processes a plurality of component carrier signals, each carrier spaced apart in frequency. The digitized, baseband component carrier signals are inspected to determine estimates of timing offsets between the carriers. A control unit selects a first component carrier signal having data scheduled to the receiver.... Agent: Coats & Bennett, PLLC

20090257535 - Method and device for compensating the doppler effect for a digital signal receiver: The invention relates to a method of compensating the Doppler effect for a mobile receiver. This method consists in producing a phase-locked loop based on the signal to be demodulated to correct the frequency control of the tuner element and thus the drift due to the Doppler effect. The invention... Agent: Thomson Licensing LLC

20090257536 - Signal extraction: The invention relates to an adaptive method of extracting at least of desired electro magnetic wave signals, sound wave signals (40, 42), and any other signals from a mixture of signals (40, 42, 44, 46) and suppressing noise and interfering signals to produce enhanced signals (50) corresponding to desired (10)... Agent: Birch Stewart Kolasch & Birch

20090257537 - Data recovery circuit of semiconductor memory apparatus that minimizes jitter during data transmission: A data recovery circuit that minimizes jitter during data transmission is presented. The data recovery circuit includes a data dividing unit, a data sampling unit, a data selecting unit, and a data recovery unit. The data dividing unit is for dividing external data to generate multiple-division data. The data sampling... Agent: Ladas & Parry LLP

20090257538 - Methods and apparatus for fast downlink information of uplink out-of-synchronization: Information systems, detectors, and methods for a communication link, such as the downlink of a cellular telephone system, reduce the problem of uplink transmit power peaks when the uplink is out of synchronization (OoS). One method of indicating that a first link to a communication node is OoS includes the... Agent: Potomac Patent Group PLLC

20090257539 - Transmission apparatus and method, reception apparatus and method, program, and transmission and reception system and method: Disclosed herein is a transmission apparatus, including: a control section configured to control the timing at which actual data from a data source is to be transmitted to a reception apparatus; and a transmission section configured to produce a control signal representative of the contents of the control of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090257540 - Multi-channel timing recovery system: The present invention discloses a novel multi-channel timing recovery scheme that utilizes a shared CORDIC to accurately compute the phase for each tone. Then a hardware-based linear combiner module is used to reconstruct the best phase estimate from multiple phase measurements. The firmware monitors the noise variance for the pilot... Agent: Muirhead And Saturnelli, LLC

20090257541 - Receiving circuit with adaptive synchronization and method thereof: A circuit with adaptive synchronization and a method thereof is provided. The synchronous receiving circuit adaptively adjusts the timing of a clock signal generated therein for receiving data without accompanying a clock signal for synchronization. The synchronous receiving circuit includes a clock generator, an edge detector, a synchronization unit and... Agent: Edell, Shapiro & Finnan, LLC

20090257542 - Dual loop clock recovery circuit: A clock recovery circuit for digital data transmission includes a delay lock loop having a first loop which generates a phase difference signal which is indicative of a quantized phase difference between a data signal and a clock signal; and a second loop which generates a phase difference signal which... Agent: Rambus Lerner, David, Et Al.

20090252200 - Electronic data communication systems: A method of transmitting data across an electronic data communication system comprising a plurality of terminals that can send and receive data in the form of electromagnetic waves to and from at least one of the terminals, which method comprises the steps of: (a) identifying at least one control terminal,... Agent: Barkume & Associates, P.C.

20090252201 - Pilot interference cancellation: Techniques for generalized pilot interference cancellation in a communications receiver. In an exemplary embodiment, a residual pilot is cancelled from a post-traffic cancellation signal following initial first-pass pilot cancellation. Residual pilot cancellation is achieved by adding the first-pass cancelled pilot as earlier stored in memory back to the post-traffic cancellation... Agent: Qualcomm Incorporated

20090252202 - Method and apparatus for enhanced decoding in multi-band ultra-wideband communications: A data transmission and reception method includes transmitting a plurality of position data bits and a amplitude bits with each of the pulses. The method also includes decoding the position bits and the amplitude bits. An ultra-wideband (UWB) system is also described.... Agent: Philips Intellectual Property & Standards

20090252203 - Wireless communications network comprising multi-hop relay stations: A method is provided for conveying wireless communications in a radio network using OFDMA or multi-carrier technologies. The wireless network comprises a first relay station and a subscriber station that is operative to communicate with that first relay station. The first relay station is operative to simultaneously transmit to or... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20090252204 - Receiver system for receiving analog and digital signals: A receiver system and method thereof are provided, wherein the receiver system includes a plurality of antenna elements, a receiver device, and a switching system. The antenna elements are configured to receive a signal including first and second antenna elements. The receiver device is in communication with the first and... Agent: Delphi Technologies, Inc.

20090252205 - Antenna array system: Antenna system connectable to a base station, the antenna system comprising a digital radio unit connectable to at least one antenna element, wherein the digital radio unit comprises: at least one micro radio for receiving/sending digital radio signals having a digital down-converter/a digital up-converter and a digital signal converter. The... Agent: Dann, Dorfman, Herrell & Skillman

20090252206 - Digital transceiver: Digital Transceiver (DTRX) usable in a radio communications systems for transmitting and receiving digital base-band signals, wherein the DTRX (300) comprises: at least one digital up-converter (DUC) (310) for transmitting digital base-band signals and at least one digital down-converter for receiving digital base-band signals. In one aspect of the teachings... Agent: Dann, Dorfman, Herrell & Skillman

20090252207 - Methods and apparatus to test a central office digital subscriber line modem: Methods and apparatus to test a central office (CO) digital subscriber line (DSL) modem are disclosed. An example line termination module for a DSL access multiplexer (DSLAM) comprises a printed circuit board, a plurality of DSL terminal unit-central (DTU-C) modems implemented on the printed circuit board, a DSL terminal unit-remote... Agent: At&t Legal Department - Hfz Attn. Patent Docketing

20090252208 - Multi-unit power line communications system and method: A power line communications system and method for multi-dwelling unit structures that provides broadband communications for internet access, voice over IP (VoIP), streaming video, audio, and other high speed applications and services is provided. One example embodiment includes a first communication device comprising an upstream port and a downstream port.... Agent: Capital Legal Group, LLC

20090252209 - Power line communication networks and methods employing multiple widebands: Systems and methods for communicating over a power line are configured to substantially simultaneously communicate over a plurality of wideband frequency ranges. Signals may be communicated two or from a communication node at two different frequencies simultaneously. These signals may be exchanged with different nodes and/or include independent data. In... Agent: Peters Verny , L.L.P.

20090252210 - Circuit arrangement, apparatus and process for the serial sending of data via a connection contact: The invention relates to an integrated circuit arrangement with connection contacts for the serial exchange of data and/or signals with external components and apparatuses and with a control apparatus and/or a serial interface for the clocked receiving of data by means of a signal voltage on such a connection contact,... Agent: Lackenbach Siegel, LLP

20090252211 - Method and device for estimating speed of wireless terminal: A speed estimation device applicable to an orthogonal frequency division multiplex (OFDM) system is provided. The speed estimation device receives a plurality of channel response information signals from an OFDM symbol and obtains a speed estimation result according to a sampling interval, the speed estimation device. The speed estimation device... Agent: J C Patents, Inc.

20090252212 - Method and apparatus for equalizing a high speed serial data link: A method and apparatus for equalizing a reflection in a reflective high speed serial link. The method involves obtaining an amplitude and delay time of a compensating pulse that is transmitted in response to a pulse transmitted on the serial link. The apparatus comprises a programmable delay element and a... Agent: Dorsey & Whitney LLP On Behalf Of Sun Microsystems, Inc.

20090252213 - Selectable-tap equalizer: A signaling circuit having a selectable-tap equalizer. The signaling circuit includes a buffer, a select circuit and an equalizing circuit. The buffer is used to store a plurality of data values that correspond to data signals transmitted on a signaling path during a first time interval. The select circuit is... Agent: Deniro/rambus

20090252214 - Receiver: A receiver in which computation is simplified can be obtained by using a common factor for filter coefficients of FIR filters corresponding to a plurality of transmitting antennas and by using only the middle column of an inverse matrix of a gain matrix when the common factor is computed.... Agent: Nec Corporation Of America

20090252216 - Multidimensional decision-directed trained adaptive equalization: An embodiment of the invention is a technique to equalize received samples. An equalizer to equalize a multidimensional signal transmitted over a communication channel and having a dimensionality of four or higher. The equalizer is adaptively decision directed trained.... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090252215 - Sampled current-integrating decision feedback equalizer and method: A decision feedback equalizer (DFE) and method including a branch coupled to an input and including a sample-and-hold element configured to receive and sample a received input signal from the input and a current-integrating summer. The current-integrating summer is coupled to an output of the sample-and-hold element. The summer is... Agent: Keusey, Tutunjian & Bitetto, P.C.

20090252218 - Moving image coding apparatus, moving image decoding apparatus, moving image coding method and moving image decoding method: In a decoding apparatus in accordance with H.264, when the POC type is determined as “1” and a recovery point SEI is detected, the maximum frame number MaxFrameNum (or its integral multiple) is set as the initial value of the frame number offset (FrameNumOffset).... Agent: Staas & Halsey LLP

20090252217 - System and method for layered digital video coding in a digital video recorder: A video server (102), video client (104), methods (600, 700), and computer programs are provided for partitioning and presenting video content. A partitioning method (600) and a video server (102) partition video content into multiple layers before storage of the video content. At least some of the multiple layers of... Agent: Philips Intellectual Property & Standards

20090252220 - Method and apparatus for selective inter-layer prediction on macroblock basis: Provided are an enhanced inter-layer reference picture designating method and apparatus and an enhanced inter-layer reference picture recovering method and apparatus capable of increasing coding efficiency by allowing different blocks in an upper spatial layer picture of a current to-be-decoded or to-be-encoded picture to refer to blocks in different lower... Agent: Ladas & Parry LLP

20090252219 - Method and system for the transmission of digital video over a wireless network: An apparatus, system and method are provided for adaptive flow control of layered streaming video over wireless local area networks (WLANs). In one aspect prioritised and adaptive transmission mechanisms are provided based on buffer fullness and discarding visually less important packets so that future visually more important packets can reach... Agent: Philips Intellectual Property & Standards

20090252221 - Method and an apparatus for encoding or decoding a video signal:

20090252224 - Video encoding / decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090252225 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090252226 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090252222 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090252223 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090252227 - Video refresh adaptation algorithms responsive to error feedback: In general, this disclosure relates to techniques for adaptively determining a rate for intra-coding segments (e.g., macro-blocks) of video data within a sequence of video units (e.g., frames) in response to the receipt of error feedback that is provided by a video decoder. One example method includes receiving feedback from... Agent: Qualcomm Incorporated

20090252228 - Trick play using temporal layering: The present invention provides a method and apparatus for encoding video content into a novel temporal layered coding structure. In one embodiment of the present invention, a plurality of sub-sequence layers are defined in a layer hierarchy in accordance with the present invention. A plurality of images within a sub-sequence... Agent: Thomson Licensing LLC

20090252229 - Image encoding and decoding: An improved MPEG adaptive reference fine granularity scalability encoder and decoder is described. The parameters α and β used to weight difference data during the generation of a prediction error signal in an enhancement layer are modified in dependence upon the magnitude of the values in the difference data.... Agent: Birch Stewart Kolasch & Birch

20090252230 - Motion estimation device and video encoding device including the same: In a motion estimation device and a video encoding device including the same, a motion estimation device provides a motion vector by performing a motion estimation algorithm, and includes a motion estimation unit including a plurality of processing elements that perform a calculating operation on pixel data of a block... Agent: Mills & Onello LLP

20090252231 - Encoding system and method, decoding system and method, multiplexing apparatus and method, and display system and method: MPEG encoders generate PTS_count and DTS_count based on the information obtained from the number of fields in the input video data and describe the PTS_count and DTS_count data as picture order information in encoded streams. The packetizers for generating packetized elementary stream take out PTS_count and DTS_count described in the... Agent: Frommer Lawrence & Haug

20090252232 - Image encoding apparatus and control method thereof: This invention enables to generate encoded data without noticeable image quality degradation when reproducing an image at a lower resolution not to mention the original resolution. An image a digital camera can capture takes three sizes L, M, and S. When the size L is designated, stream conversion information SC... Agent: Fitzpatrick Cella Harper & Scinto

20090252233 - Adaptive error detection for mpeg-2 error concealment: A decoder which can detect errors in MPEG-2 coefficient blocks can identify syntactically-correct blocks which have out-of-bounds coefficients. The decoder computes coefficient bounds based on quantization scalers and quantization matrices and compares these to coefficient blocks during decoding; if a block has out-of-bounds coefficients, concealment is performed on the block.... Agent: Klarquist Sparkman LLP

20090252234 - Systems and methods for monitoring impulse noise: Systems and methods for monitoring impulse noise are described. At least one embodiment is a method, which comprises detecting whether impulse noise is present and in response to detecting the presence of impulse noise, performing time domain analysis to determine whether one or more impulse noise sources are present based... Agent: Thomas, Kayden, Horstemeyer & Risley, L.L.P.

20090252235 - Method of modulation mode detection for communication system: A method of modulation mode detection for a communication system including at least a channel transmitting signals utilizing a target modulation mode is provided. The method includes: (a) selecting a default modulation mode for the channel; (b) estimating a timing frequency offset (TFO) of the channel of the communication system... Agent: North America Intellectual Property Corporation

20090252242 - Apparatus and method for detecting signal based on lattice reduction to support different coding scheme for each stream in multiple input multiple output wireless communication system: An apparatus and method for detecting signals based on a Lattice Reduction (LR) algorithm in a Multiple Input Multiple Output (MIMO) wireless communication system are provided. The apparatus includes a plurality of operators for determining soft-decision values for respective streams by performing a soft modulo operation on respective symbol values... Agent: Docket Clerk

20090252237 - Double layer maximum ratio combining for ofdm receiver design with inter-carrier-interference cancelling: An apparatus, method, and system for reducing a C/N in an OFDM receiver using diversity combining techniques in the presence of ICI, wherein the apparatus comprises an encoded data estimator adapted to estimate data received in the OFDM receiver; a pair of ICI estimators operatively connected to the encoded data... Agent: Rahman LLC

20090252243 - Method and apparatus for transmitting signals in a multi-hop wireless communication system: A method and apparatus for transmitting signals in a multi-hop wireless communication system are provided. A first BS transmits a signal including a first common information codeword and a first private information codeword. A second BS transmits a signal including a second common information codeword and a second private information... Agent: Docket Clerk

20090252238 - Re-acquisition of symbol index in the presence of sleep timer errors for mediaflo systems: A technique for re-acquiring a symbol index in the presence of sleep timer errors in a MediaFLO™ (Forward Link Only) mobile multimedia multicast system comprising a receiver and a transmitter, wherein the method comprises receiving a digital signal comprising a superframe comprising one or more Orthogonal Frequency Division Multiplexing (OFDM)... Agent: Rahman LLC

20090252236 - Retransmitting method and transmitting method in multi-antenna transmission: A transmitting apparatus capable of enhancing the certainty of data transmission of MIMO system, improving the system throughput, and providing a retransmission technique adaptive to the multi-antenna transmission. In this apparatus, a serial/parallel converting part (300) serial/parallel converts the data, which is to be transmitted, into a number nT of... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.

20090252239 - Robust fine frequency and time estimation in medialflo system receivers: A technique for estimating a carrier frequency offset and a timing offset in a MediaFLO™ (Forward Link Only) system, wherein the method comprises receiving Orthogonal Frequency Division Multiplexing (OFDM) symbols; interpolating pilots on odd or even symbols of the received OFDM symbols; determining a phase difference between two successive symbols... Agent: Rahman LLC

20090252241 - Spectral shaping for multiband ofdm transmitters with time spreading: A method of shaping an orthogonal frequency division multiplexing (OFDM) signal spectrum of a transmitted signal is disclosed. An input signal including an input component is received and a first instance of the input component is generated. The method also includes determining that a second instance of the input component... Agent: Van Pelt, Yi & James LLP

20090252245 - Transmission method and apparatus for cancelling inter-carrier interference: The present invention provides a transmission method and apparatus for cancelling inter-carrier interference in wireless communication systems. Particular carriers are not used for data transmission but carry weighted data to cancel the ici interference of a first group of interfering sub-carriers onto a second group of victim sub-carriers. The weights... Agent: Philips Intellectual Property & Standards

20090252240 - Transmitting apparatus and method, and receiving apparatus and method in multple antenna system: Respective codewords of quantization codebooks corresponding to a number of data streams are selected based on channel information estimated by a received training symbol. A stream mode is selected among stream modes to determine a modulation method applied to each data stream. The data stream is detected by using the... Agent: Cantor Colburn, LLP

20090252244 - Wireless communication device, wireless communication method, program and wireless comunication system: A wireless communication device is provided that includes: a plurality of receiving portions that respectively receive wireless signals that are transmitted based on frequency-use methods set from among a plurality of frequency-use methods; and a setting portion that sets one of the plurality of frequency-use methods on each of the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090252246 - Receiving apparatus and method for maximum likelihood in a single carrier system: A receiving apparatus and method of a Maximum Likelihood (ML) scheme in a Single-Carrier (SC) system are provided. The apparatus includes at least two antennas, at least two Orthogonal Frequency Division Multiplexing (OFDM) demodulators, at least two subcarrier mappers, at least two OFDM modulators, and a detector. The antennas receive... Agent: Docket Clerk

20090252250 - Apparatus and method for beamforming based on generalized eigen-analysis in multiple input multiple output wireless communication system: An apparatus and method for beamforming in a Multiple Input Multiple Output (MIMO) wireless communication system are provided. A Base Station (BS) includes a calculator for generating relational expressions between beamforming vectors of Mobile Stations (MSs) using channel information of each MS, for determining beamforming vector candidates of each MS... Agent: JeffersonIPLaw, LLP

20090252249 - Detecting method of multiple-input multiple-output system: A detecting method of a multiple-input multiple-output system includes the steps of: a) canceling interference between transmit signals by assigning weight values to signals received through a plurality of antennas, and determining K optimal antenna signals through channel gain estimation; b) calculating L transmit signal estimation values by quantizing the... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090252248 - Individual interleaving of data streams for mimo transmission: The present invention, generally speaking, provides interleavers and methods of interleaving that satisfy the need for backward compatibility while effectively addressing competing design objectives. In accordance with one aspect of the invention, data is transmitted using a number of transmit antennas greater than an expected number of receive antennas. At... Agent: Philips Intellectual Property & Standards

20090252251 - Transform-domain feedback signaling for mimo communication: The present invention relates to a control method for a communication network that has a transmitter with an array of transmit antennas and that has at least one receiver communicating with the transmitter. The receiver performs a channel measurement for a receive antenna of the receiver using a signal transmitted... Agent: Philips Intellectual Property & Standards

20090252247 - Transmitter, receiver and method for controlling multiple input multiple output system: Provided is a method of controlling a multiple input multiple output (MIMO) system. One embodiment of the method includes the steps of: estimating, at a receiver, a MIMO channel and detecting data streams using a successive interference cancellation scheme; calculating, at the receiver, S and P using the estimated channel... Agent: Townsend And Townsend And Crew, LLP

20090252252 - Highly linear embedded filtering passive mixer: A communication channel has a highly linear switched current mixer that incorporates passive filtering (e.g., low pass, notch) for improved transmitting (Tx) and receiving (Rx) with adding external filtering components. A high IIP2 (input referenced second order intercept point) of the receiver at the Tx offset is essential to avoid... Agent: Qualcomm Incorporated

20090252253 - Digital broadcasting system and data processing method: A digital broadcasting system and method of processing data therein are disclosed. The present invention includes a baseband processor unit receiving a broadcast signal including mobile service data and main service data, wherein the mobile service data can configure an RS frame and wherein the RS frame includes at least... Agent: Lee, Hong, Degerman, Kang & Waimey

20090252254 - Transmitter and receiver for frequency domain equalization: A transmitter and/or receiver for performing frequency domain equalization is provided. A transmitter includes a pilot position determination unit for determining positions for inserting pilots in a frequency domain based on frequency spectrums of data, and a pilot insertion unit for inserting the pilots between the frequency spectrums of the... Agent: Mcneely Bodendorf LLP

20090252255 - Predistortion methods and apparatus for polar modulation transmitters: Methods and apparatus for predistorting signals in a polar modulation transmitter. An exemplary method includes predistorting an envelope component signal in an amplitude path of a polar modulation transmitter according to a set of AM/AM predistortion coefficients, and predistorting a phase component signal in a phase path of the polar... Agent: Snell & Wilmer L.L.P. (panasonic)

20090252256 - Fast acquisition in mediaflo systems: A technique of acquisition in a MediaFLO™ (Forward Link Only) mobile multimedia multicast system, wherein the method comprises receiving a superframe comprising a first digital symbol in a receiver operating in a first state of operation; assuming the first received digital symbol to be a Time Division Multiplexed (TDM) pilot... Agent: Rahman LLC

20090252257 - Mimo transmitter and method for transmitting an ofdm symbol in accordance with an ieee 802.11 communication standard over a plurality of spatial channels: A multiple-input-multiple output (MIMO) transmitter for transmitting an orthogonal frequency division multiplexed (OFDM) symbol over a plurality of spatial channels using a plurality of antennas is described. The transmitter includes encoding circuitry to encode blocks of input bits in accordance with a variable encoding rate to generate blocks of encoded... Agent: Schwegman, Lundberg & Woessner, P.A.

20090252258 - Pulse signal reception device, pulsed qpsk signal reception device, and pulse signal reception method: A pulse signal reception device of a comparatively simple configuration detects a signal sampled at an optimal clock timing for a pulse modulation signal having a signal width shorter than a symbol frequency. In this device, a time division unit (103) samples a data signal at a clock signal rise... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.

20090252259 - Receiving device and receiving method: A receiving device that receives as a received signal R→ a transmission signal T→ (T→=a1e1→+a2e2→+ . . . +akek→) obtained by multiplying k (k is a positive integer) linear independent signal vectors {ei→|i is an integer satisfying 1≦i≦k} by a transmission information coefficient {ai|i is an integer satisfying 1≦i≦k and... Agent: Townsend And Townsend And Crew, LLP

20090252260 - Method for generating a reference signal sequence using grouping: Method for generating reference signal sequence using grouping is explained. In this method, base sequences are grouped such that each group contains at least one base sequence of each length, so UE(s) can use various length sequences as a reference signal. And in this method, inter cell interference caused by... Agent: Lee, Hong, Degerman, Kang & Waimey

20090252261 - System, apparatus, and method for processing a received orthogonal frequency division multiplexing signal: A wireless communication system, an apparatus and a method for processing a received OFDM signal is provided. The wireless communication system comprises an interface and a processing apparatus. The interface is configured to receive a received OFDM signal. The processing apparatus comprises an estimation module and a calculation module. The... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090252263 - Estimating doppler frequency in isdb-t systems: A technique for estimating maximum Doppler frequency of a wireless signal in a wireless communication system, wherein the method comprises receiving a wireless signal; determining an impulse response of the received wireless signal; determining an auto-correlation function (ACF) value of the impulse response of the received wireless signal; determining a... Agent: Rahman LLC

20090252262 - Symmetric pilot processing for robust timing offset and frequency offset estimation in isdb-t and isdb-tsb receivers: Timing and frequency offset processing in sub-carriers is performed in an Integrated Services Digital Broadcasting-Terrestrial (ISDB-T) receiver system. Sub-carriers are divided into two sub-sets, where the sub-sets contain an equal number of sub-carriers. Subsequently bad sub-carriers are removed, if present, from first sub-set of the sub-sets, and corresponding sub-carriers from... Agent: Rahman LLC

20090252264 - Low-complexity digital radio interface: A radio integrated circuit includes, in part, an analog front end block, an analog-to-digital converter responsive to the analog-front end block, a digital signal processor responsive to the analog-to-digital converter and adapted to generate in-phase and quadrature signals, and a serial communication interface configured to receive and transmit the in-phase... Agent: Townsend And Townsend And Crew, LLP

20090252265 - Clock and/or data recovery: Embodiments for clock and/or data recovery may comprise two samplers to sample a relatively small number of distinct data sample phase locations of a data pulse relative to an estimate of the location of a center of the data pulse.... Agent: Berkeley Law & Technology Group, LLP

20090252266 - Arrangement for synchronizing high-frequency transmitters of a common-wave network: An arrangement for synchronizing a transmission time of a digital data stream in individual high-frequency transmitters of a common-wave network operating according to an ATSC standard and transmitting identical data at an identical frequency. The stream generated in a master station is supplied to the transmitters as a periodic succession... Agent: Ditthavong Mori & Steiner, P.C.

20090252268 - Data reception apparatus: A data reception apparatus is disclosed. The data reception apparatus includes a strobe extractor for receiving a transmission signal and extracting a strobe signal from the transmission signal, the transmission signal including the strobe signal inserted between data signals and a clock signal following the strobe signal, the strobe signal... Agent: Sherr & Vaughn, PLLC

20090252267 - Method of synchronizing two electronic devices of a wireless link, in particular of a mobile telephone network and system for implementing this method: A method of synchronizing two electronic devices connected by a wireless link with at least one path including a transmission channel and a reception channel. The two devices are included in a network, such as a mobile telephone network. Synchronization information is transmitted directly from one electronic device to the... Agent: Leydig Voit & Mayer, Ltd

20090252269 - Digital radio processor architecture with reduced dco modulation range requirement: A method of achieving reduced modulation range requirement in a Digitally Controlled Oscillator (DCO) which is deployed as part of a DRP (Digital Radio Processor) and tuned to a tuning frequency range having operating-channel center-frequencies, wherein phase difference between consecutive samples is termed as FCW (Frequency Control Word), uses the... Agent: Texas Instruments Incorporated

20090252270 - Data decision apparatus and error measurement apparatus: The object of the present invention is to provide a data decision apparatus and an error measurement apparatus which can set the phase of the clock to the optimum state with respect to the data signal without continuously sweeping of the phase, and can keep the state for a long... Agent: Greer, Burns & Crain

20090245327 - Selective noise cancellation of a spread spectrum signal: A method is provided for improving a signal-to-noise ratio in a received signal. The method involves receiving a spread spectrum signal (SSS) with a power level below a noise floor of a receiver. The SSS is generated by modulating a data signal using a spreading sequence (SS) comprised of a... Agent: Harris Corporation C/o Darby & Darby Pc

20090245328 - Integer cycle frequency hopping modulation for the radio frequency transmission of high speed data: The invention disclosed in this application uses a method of modulation named Integer Cycle Frequency Hopping (ICFH) wherein a carrier signal, comprised of a continuum of sine waves is generated on a single frequency. A data bit representing either a “1” or a “0”, depending upon the logic polarity chosen... Agent: The Law Offices Of Dennis L. Cook, Pllc

20090245329 - Spread transmission method with power allocation per user and per symbol: The present invention relates to a transmission method for a transmitter having Nt transmit antennas. The method (1) spreads symbols in two dimensions by means of a spreading code, the symbols coming from a signal for transmission over Nfft sub-carriers via the Nt transmit antennas. The signal is transmitted with... Agent: Drinker Biddle & Reath LLP Attn: Patent Docket Dept.

20090245330 - Cdma receivers for the golden code: A Generalized Rake (G-Rake) receiver is adapted for Golden code reception in a CDMA system. Signals transmitted by two or more transmit antennas are received at two or more receiver antennas. The signal from each receiver antenna is despread, and channel estimation is performed for each transmit antenna. G-Rake combining... Agent: Coats & Bennett, Pllc

20090245331 - Signaling message transmission in a wireless communication network: Techniques for sending signaling messages in a wireless communication network are described. In an aspect, a signaling message (e.g., a reduce interference request) may be sent by mapping it to at least one specific subcarrier among a set of subcarriers reserved for sending the signaling message. The at least one... Agent: Qualcomm Incorporated

20090245332 - Correlator and ultrawideband radio receiving apparatus incorporating the same: A correlator (i.e., a despreading filter) and an ultrawideband radio receiving apparatus that incorporates the correlator are provided. In one embodiment, a correlator multiplies a plurality of output signals output by a plurality of delay elements that are series-connected by a predetermined coefficient of either +1 or −1 and then... Agent: Quarles & Brady LLP

20090245333 - Methods and apparatus for adapting channel estimation in a communication system: Methods and apparatus for adapting a channel estimation scheme in a transceiver in a communication system are disclosed to adapt channel estimation to the transceiver environment, particularly for high Doppler environments. The disclosed methods and apparatus effect determination of an estimate of a power delay profile of a channel or... Agent: Qualcomm Incorporated

20090245336 - Methods and apparatus to determine digital subscriber line configuration parameters: Example methods and apparatus to determine digital subscriber line (DSL) configuration parameters based on current and historical DSL performance characteristics are disclosed. A disclosed method includes obtaining first data representative of a current performance characteristic for a DSL modem, obtaining second data representative of a historical performance characteristic for the... Agent: At&t Legal Department - Hfz Attn. Patent Docketing

20090245335 - Signal processing system, filter device and signal processing method: A multi-channel signal processing system includes a filter unit arranged at a signal transmitting end and a feedback unit arranged at a signal receiving end. The filter unit includes a signal synthesis unit and a filter, where the filter is adapted to filter crosstalk source signals of signals to be... Agent: Leydig, Voit & Mayer, Ltd (for Huawei Technologies Co., Ltd)

20090245334 - Wall clock timer and system for generic modem: A modem (for example, a modem within a cellular telephone) includes a plurality of Wireless Communication System Modem Sub-Circuits (WCSMSCs). Each WCSMSC receives a control signal generated by a corresponding one of a plurality of programmable timers. Each timer receives the same sequence of count values from a wall clock... Agent: Qualcomm Incorporated

20090245338 - Method and device for channel response determination: A method and a device for channel response determination for a wireless communication system. The method comprises generating a first vector of channel responses from channel estimations obtained by using a training signal. A second vector of regularized channel responses is generated by applying to the first vector a regularization... Agent: Potomac Patent Group Pllc

20090245337 - Method for reducing channel quality information in ofdma systems: The present invention is directed to a method that includes determining 302 a distribution of channel conditions across a plurality of physical resource blocks (PRBs) (202-206) and dividing (304) the distribution of channel conditions into a plurality of levels (208-226). The method also includes ordering (306) a ranking of each... Agent: Motorola, Inc.

20090245339 - Apparatus and method for analyzing a signal under test: A portion of a signal under test corresponding to a portion of interest in an eye pattern is easily identified. An eye pattern display area displays an eye pattern that is derived from sample data of a signal under test in a bitmap form and shows frequency information with colors... Agent: Thomas F. Lenihan Tektronix, Inc.

20090245340 - Systems and methods for signaling for vectoring of dsl systems: The measurement of far-end crosstalk (FEXT) in a Digital Subscriber Line communications is instrumental in the ability of using a multiple input multiple output (MIMO) pre-coder to cancel FEXT. A reliable robust back channel for transmission of error is instrumental to provide error samples for the proper operation of a... Agent: Conexant Systems , Inc.

20090245341 - Channel equalizer: A channel equalizer arranged to receive a data signal encoded by a plurality of amplitude levels, the circuitry including a filter having a plurality of taps, each tap generating an output signal based on a coefficient, an input for receiving an error signal for adapting the coefficients, and an output... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.c.

20090245342 - Equalizer adapting circuit: A channel equalizer having a filter arranged to filter an input signal, the filter including a plurality of taps, each tap generating an output signal based on a coefficient, an input for receiving the coefficients and an output for outputting a filtered signal; and coefficient generating circuitry including a graduation... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.c.

20090245343 - Multiplexer based transmitter equalization: In general, in one aspect, the disclosure describes a digital signal equalizer that includes a plurality of multiplexers. The number of multiplexers defines resolution of equalization. The plurality of multiplexers are configured in groups. The number of groups is based on number of taps, and the number of multiplexers associated... Agent: Ryder Ip Law C/o Cpa Global

20090245344 - System and method for multi-channel control system: A system having has a pulse width modulation controller to successively activate each of a plurality of channels each in its own individual channel time slot is described. The system also has a sampling multiplexer configured to successively sample a signal derived from each of the plurality of channels during... Agent: Slater & Matsil LLP

20090245345 - Bi-directional digital interface for video and audio (diva): A communication system, comprising a first node, a second node, a serial communication link between the first node and the second node, configured to transmit digital video data from the first node to the second node over one or more video channels of the link. The communication system further including... Agent: Mcdermott Will & Emery LLP

20090245346 - Method and apparatus for generating and processing packet: A method and apparatus for generating and processing a packet are provided. In the method of processing a packet, a packet including main data, an identifier representing the type of the main data, and packet information corresponding to information on other packets that will have the same identifier as the... Agent: Sughrue Mion, Pllc

20090245348 - Method and apparatus for generating information signal to be recorded: A compressively-encoding-resultant video signal resulting from compressively encoding a video signal, a first compressively-encoding-resultant audio signal resulting from compressively encoding a first audio signal having a synchronized relation with the video signal, a reference clock information signal relating to synchronization between the compressively-encoding-resultant video signal and the first compressively-encoding-resultant audio... Agent: Louis Woo Law Office Of Louis Woo

20090245347 - Method and apparatus for providing and reproducing three-dimensional video content and recording medium thereof: Provided are a method and apparatus for providing and reproducing a three-dimensional (3D) video content, and a computer readable recording medium storing a program to execute the method. The method of providing 3D image content includes: inserting content type information indicating whether the image content is two-dimensional (2D) image content... Agent: Sughrue Mion, Pllc

20090245350 - Image coding apparatus and image coding method: To provide an image coding apparatus and an image coding method for reliably suppressing delays in image coding processing while suppressing increases in circuit size. An image coding apparatus (100) includes: an image coding unit (101) which generates a coded picture by sequentially coding a plurality of input pictures; a... Agent: Wenderoth, Lind & Ponack L.l.p.

20090245349 - Methods and systems for parallel video encoding and decoding: Aspects of the present invention are related to systems and methods for parallel video encoding and decoding.... Agent: Kristine Elizabeth Matthews

20090245351 - Moving picture decoding apparatus and moving picture decoding method: A motion vector decoding section alternately decodes motion vectors of sub-reference blocks that respectively belong to two reference blocks in different reference directions. Upon decoding of each set of motion vectors of the sub-reference blocks in the two reference blocks, a block boundary strength calculating section calculates a block boundary... Agent: Turocy & Watson, LLP

20090245353 - Method and apparatus for intra-prediction video coding/decoding: An intra-prediction coding and decoding method is provided, in which a picture to be encoded is received in coding units, each of the coding units is divided into a plurality of sub-units, an IPM is determined for each coding unit, residual data is acquired for each sub-unit of each coding... Agent: The Farrell Law Firm, LLP

20090245358 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245359 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245361 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245362 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245364 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245365 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245366 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245367 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245368 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245352 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245354 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245355 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245356 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245357 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245360 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245363 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245369 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245370 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245371 - Method and apparatus for encoding/decoding information about intra-prediction mode of video: A method and apparatus for encoding and decoding IPM information are provided, in which a coding unit is received, IPMs of a plurality of sub-units included in the coding unit are determined, a relation between an IPM of each sub-unit and IPMs of neighboring sub-units of the each sub-unit is... Agent: The Farrell Law Firm, LLP

20090245372 - Decoding system and method: A decoding system generates a predicted image, receives error correcting information encoding an original image, and uses the predicted image and the error correcting information to carry out a multi-stage decoding process that reconstructs the original image by correcting prediction errors in the predicted image. This process uses correlation information... Agent: Rabin & Berdo, Pc

20090245373 - Video coding: Improved video coding is described to encode video data within a sequence of video frames. To this end, at least a portion of a reference frame is encoded to include motion information associated with the portion of the reference frame. At least a portion of a predictable frame that includes... Agent: Klarquist Sparkman LLP

20090245376 - Method and apparatus for encoding/decoding motion vector information: A method and apparatus for encoding/decoding motion vector information are provided, in which a coding unit is divided into a plurality of subunits, PMVs of the subunits are calculated, it is determined whether the PMVs satisfy a predetermined condition, and coded motion vector data are generated, which include information indicating... Agent: The Farrell Law Firm, LLP

20090245375 - Recursive image quality enhancement on super resolution video: Method and apparatus for improving the quality of super-resolution video imaging by suppressing ringing artifacts, reducing high-frequency noise, reducing blocking artifacts, and smoothing out jagged edges of the image to generate pictures that appear cleaner with less edge degradation. The method operates in a recursive manner within a sequence of... Agent: O'banion & Ritchey LLP/ Sony Electronics, Inc.

20090245374 - Video encoder and motion estimation method: A video encoder and a motion estimation method are provided. The video encoder comprises a storage unit and an integer motion estimation unit. The storage unit receives a current image block and a plurality of search windows from at least two reference frames. The integer motion estimation unit coupled to... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090245381 - Video encoding / decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245379 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245377 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245378 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245380 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245383 - Information processing apparatus and decoding control method: According to one embodiment, the information processing apparatus includes an input module, a decoding module, a first analysis module, a second analysis module and a decoding control module. The first analysis module acquires the number of macroblocks, which are generated by dividing each image in a matrix pattern, in a... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090245384 - Information processing apparatus and information processing method: Disclosed herein is an information processing apparatus including: a partial decoding block configured to generate picture data by partially decoding a reversibly encoded picture code stream; an irreversible encoding block configured to encode irreversibly the picture data generated by the partial decoding block; and a control section configured to control... Agent: Frommer Lawrence & Haug

20090245382 - Method and apparatus for data compression and decompression: A method and apparatus for compressing data automatically selects either direct compression of sub-blocks or of compression of transformed sub-blocks to achieve fast and effective data compression. A method and apparatus for decompression automatically performs either direct decompression or decompression and transform operations for respective sub-blocks.... Agent: Pvf -- Sun Microsystems Inc. C/o Park, Vaughan & Fleming LLP

20090245385 - Moving image decoding apparatus and processing method thereof: The decoding processing unit includes an intra-block line determination unit for selecting a macroblock line in a frame of the moving image data as an intra-macroblock line; a refresh control unit for identifying an area refreshed during one circulation of an intra-macroblock line, wherein the intra-macroblock line is made to... Agent: Fujitsu Patent Center C/o Cpa Global

20090245388 - Memory saving method performed in signal processing apparatus and image restoring device using the memory saving method: A memory saving method performed in a signal processing apparatus may include the operations of performing decoding processing on an input video compressed image stream; individually inputting decoding processed data of a previous frame and decoding processed data of a current frame, the decoding processed data of a previous frame... Agent: Harness, Dickey & Pierce, P.L.C

20090245386 - Method and apparatus for encoding a flash picture occurring in a video sequence, and for decoding corresponding data for a flash picture: When video sequences are obtained from e.g. news, interviews, conferences and sports matches, flashlight often appears in the video due to photographing. When encoding the video sequence, the intensity changes a lot so that the motion estimation can not find a well-matching block in a previous picture. Accordingly, the video... Agent: Thomson Licensing Llc

20090245387 - Method and system for improving color sharpness in video and images: A method in a decoding process for determining full-resolution chroma pixel information (Cx) corresponding to a spatial fraction of a still-image or a video-frame represented by full-resolution luma pixel information (Y) and decimated chroma pixel information (Cxd) decimated by a decimation process, including: receiving the full-resolution luma pixel information at... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245389 - Object-based audio-visual terminal and bitstream structure: As information to be processed at an object-based video or audio-visual (AV) terminal, an object-oriented bitstream includes objects, composition information, and scene demarcation information. Such bitstream structure allows on-line editing, e.g. cut and paste, insertion/deletion, grouping, and special effects. In the interest of ease of editing, AV objects and their... Agent: Baker Botts L.l.p.

20090245390 - Vsb receiver and carrier recovery apparatus thereof: There are provided a VSB receiver and a carrier recovery apparatus thereof, in which a carrier is recovered using a VSB modulated signal. In the VSB receiver, a digital processing part selects a desired channel frequency through an antenna, converts the channel frequency into an intermediate frequency, and digitalizes the... Agent: Lee, Hong, Degerman, Kang & Waimey

20090245391 - Lossy frame memory compression using intra refresh: Pixel data is compressed using a combination of variable and fixed quantization for luminance data. The luminance is compared to the result of variable quantization and to the result of the fixed quantization to compute a variable noise and a fixed noise. The result of the variable quantization is selected... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090245392 - Method and system for concealing errors: A method for concealing errors includes that the transmitting end splits the received compressed video data into slice structures, allocates the adjacent slice structures to non-adjacent OFDM sub-channels or sub-channel groups, and sends the slice structures to the receiving end; the receiving end conceals the errors on a slice structure... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090245393 - Method and apparatus for fast channel change for digital video: There are provided methods and apparatus for fast channel change for digital video. An apparatus includes at least one encoder for receiving normal video data and channel change video data and encoding the normal video data and the channel change video data in a normal video stream and a channel... Agent: Thomson Licensing Llc

20090245394 - Over-drive device and method thereof: A method for data compressing includes compressing an original data with DPCM, compressing again the compressed data with Huffman's encoding for generating a bit-stream, and storing the bit-stream.... Agent: North America Intellectual Property Corporation

20090245395 - Transmission control apparatus and transmission control method: A transmission control apparatus detects worsening of an environmental condition of a transmission line for accommodating a plurality of circuits, and detects recovery of the environmental condition of the transmission line from the worsening. A first controller alters a transmission rate of data that is transmitted on the transmission line,... Agent: Staas & Halsey LLP

20090245402 - Apparatus and method for tile processing in wireless communications: An apparatus and method for tile processing using a plurality of tile descriptors comprising defining the plurality of tile descriptors in a time-frequency plane; preparing the plurality of tile descriptors to be sent to a receiver for storage; allocating at least one tile associated with the plurality of tile descriptors... Agent: Qualcomm Incorporated

20090245399 - Method and apparatus for inserting guard interval in a mobile communication system: A method for inserting a guard interval in an OFDM or OFDMA mobile communication system and a transmitting apparatus therefore are disclosed. The method for inserting a guard interval in an OFDM or OFDMA mobile communication system comprises rotating a phase of each symbol for a specific symbol stream, converting... Agent: Lee, Hong, Degerman, Kang & Waimey

20090245400 - Method for selection of error-correction code in mimo wireless communication systems: A method that selects an error-correction code for use in a multiple-input multiple output (MIMO) wireless communication system is disclosed that optimizes the performance of the MIMO wireless communication system. The method selects the error-correction code according to at least one system parameter and at least one channel parameter of... Agent: Edwards Angell Palmer & Dodge LLP

20090245398 - Method of processing a signal and apparatus for processing a signal: The present invention relates to a method and apparatus for processing a signal. An object of the present invention devised to solve the problem lies on a method and apparatus for processing a signal, which allows a signal having optimized signal transmission efficiency to be transmitted/received. According to an aspect... Agent: Mckenna Long & Aldridge LLP

20090245403 - Methods and apparatus for use in reducing residual phase error in ofdm communication signals: Methods and apparatus for use in reducing residual phase error (RPE) in orthogonal frequency division multiplexed (OFDM) communication signals are described. In at least one embodiment of the invention, an apparatus includes a residual phase error estimator configured to estimate a residual phase error at least partially based on a... Agent: At&t Legal Department - Zo Attn: Patent Docketing

20090245405 - Mimo transmitter and method for transmitting a group of sequential ofdm symbols in accordance with an ieee 802.16 communication standard: A multiple-input-multiple output (MIMO) transmitter for transmitting a group of sequential orthogonal frequency division multiplexed (OFDM) symbols on a time-division duplexed (TDD) channel in accordance with an IEEE 802.16 standard using a plurality of antennas. The MIMO transmitter comprises a spatial-frequency parser to parse a block of bits into spatial-frequency... Agent: Schwegman, Lundberg & Woessner, P.a.

20090245401 - Multidimensional constellations for coded transmission: Techniques for rotating and transmitting multidimensional constellations are disclosed. A method for rotating a multidimensional constellation may include constructing a first rotation matrix, constructing a second rotation matrix, applying orthogonality constraints to the first and second rotation matrices; selecting an optimizing rotation matrix from the first and second rotation matrices;... Agent: Qualcomm Incorporated

20090245404 - Ofdm transmission/reception apparatus: Modulation section 201 performs modulation processing on transmission data. Mapping control section 202 controls mapping of the baseband signal onto the subcarriers so that the important information conventionally transmitted by one subcarrier is transmitted by two subcarriers and one of the two subcarriers should be the subcarrier with a carrier... Agent: Dickinson Wright Pllc James E. Ledbetter, Esq.

20090245396 - Orthogonal resource block hopping multiplexing method and apparatus: The orthogonal resource block hopping multiplexing (ORBHM) communication system consists of a first communication station and a plurality of second communication stations. It uses a hopping sequence of basic orthogonal resource blocks for transmission from a first communication station to a second communication station. A basic orthogonal resource block is... Agent: Bachman & Lapointe, P.c.

20090245397 - System and method for communicating data using efficient fast fourier transform (fft) for orthogonal frequency division multiplexing (ofdm) demodulation: A communications device includes a signal input that receives an orthogonal frequency division multiplexed (OFDM) communications signal. A demodulator is connected to the signal input for receiving the OFDM communications signal and demodulating the OFDM communication signal. It includes at least one memory element for storing the at least one... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20090245407 - Constellation rearrangement for transmit diversity schemes: c

20090245406 - System and method for communicating data using efficient fast fourier transform (fft) for orthogonal frequency division multiplexing (ofdm) modulation: A communications device includes at least one memory device for storing complex exponential functions as approximations of sine and cosine basis waveforms. A logic circuit adds and subtracts the complex exponential functions to generate an Orthogonal Frequency Division Multiplexed (OFDM) communications signal as a plurality of N data subcarriers that... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20090245409 - Apparatus, methods, and articles of manufacture for adaptive power control: In embodiments, a first wireless device generates symbols for transmission to another wireless device. Adaptive power control is applied to the transmissions, for example, at symbol or frame boundaries. When a transmit power gain adjustment exceeds a threshold, all or part of the required gain adjustment may be performed on... Agent: Qualcomm Incorporated

20090245408 - Cqi table for wireless mimo networks: A Channel Quality Indicator table for wireless multiple input multiple output (MIMO) networks is disclosed. In one embodiment, a method of generating a table for channel quality indicator (CQI) for an open loop MIMO transmission includes calculating performance of a link between a transmitter and a user end unit for... Agent: Slater & Matsil LLP

20090245412 - Method and apparatus for multiplexing data and control information in wireless communication systems based on frequency division multiple access: An apparatus for transmitting data in a frequency division multiple access based communication system is disclosed. The apparatus includes a symbol block generator for generating a symbol block in a predetermined symbol block period within one TTI when control information to be transmitted exists in the TTI, an FFT unit... Agent: John E. Holmes, Esq. Roylance, Abrams, Berdo & Goodman, L.l.p.

20090245410 - Method for transmitting signals for reducing feedback overhead and method for transmitting feedback information for the same: A method for transmitting signals to reduce feedback overhead and a method for transmitting feedback information for the same are described. In transmitting signals through precoding, different codebook subsets are used in an open-loop transmission mode and a closed-loop transmission mode, thereby reducing feedback overhead. In this case, it is... Agent: Mckenna Long & Aldridge LLP

20090245411 - Wireless communication method and apparatus for forming, steering and selectively receiving a sufficient number of usable beam paths in both azimuth and elevation: A wireless communication method of exploiting the radio frequency (RF) physical environment to establish a sufficient number of usable multiple paths of RF propagation for facilitating communications. The method is implemented in a wireless communication system including at least one transmitter and at least one receiver. The receiver's antenna is... Agent: Volpe And Koenig, P.c. Dept. Icc

20090245413 - Radio transmitting apparatus and radio transmitting method: A radio transmitting apparatus and a radio transmitting method wherein a guard interval having a variable length is used to allow a radio receiving apparatus to precisely and easily obtain a symbol synchronization. In the radio transmitting apparatus, a GI adding part (103) adds a short GI or a long... Agent: Dickinson Wright Pllc James E. Ledbetter, Esq.

20090245415 - System and method for scheduling variable bit rate (vbr) streams in a wireless communications system: A system and method for scheduling variable bit rate (VBR) streams in a wireless communications system is provided. A method for broadcasting data includes receiving a plurality of broadcast data streams, assigning the broadcast data streams into a plurality of frames, each frame including data from no more than one... Agent: Slater & Matsil, L.l.p.

20090245414 - Transmitter: A transmitter, which may suppress peak power in a transmission signal, effectively suppresses peak power occurring in a transmission signal. In a transmitter that may suppress peak power in a transmission signal, a plurality of peak-suppression-signal generating means generate peak suppression signals for suppressing the peak power in the transmission... Agent: Wenderoth, Lind & Ponack, L.l.p.

20090245416 - Input/output driver swing control and supply noise rejection: In general, in one aspect, the disclosure describes an apparatus having an averager to receive differential output voltages of a transmitter and generate an average transmitter output voltage. A comparator is to compare the average transmitter output voltage to a reference voltage and generate a difference therebetween. An integrator is... Agent: Ryder Ip Law C/o Cpa Global

20090245419 - Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios: A power management system and method for a wireless communication device generates an average desired transmit power signal based on at least one of a received signal strength indicator signal and a power control instruction signal from a base station. A power supply level adjustment signal is generated based on... Agent: Bereskin And Parr LLP/s.e.n.c.r.l., S.r.l.

20090245417 - Transmitter chain timing and transmit power control: In a communications system, transmitter power gain can be changed between symbols. A power gain change of a first part of a transmit chain is initiated a first time, whereas a power gain change of a second part of the transmit chain is initiated at a second time, such that... Agent: Qualcomm Incorporated

20090245418 - Transmitter using cartesian loop: A transmitter includes a signal generator to generate a digital baseband signal corresponding to a signal to be transmitted, a digital-analog converter to convert the digital baseband signal into an analog baseband signal by operating in accordance with a clock signal, a subtracter to subtract a feedback baseband signal from... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.l.p.

20090245420 - Quarter duty cycle pulse generator for interleaved switching mixer: An integrated transmit circuit includes a voltage controlled oscillator (702) for generating an input frequency signal (e.g., VCO) that is provided to a divide by two quadrature generator circuit (706) which generates therefrom in-phase and quadrature clocking signals (I, IB, Q, QB) that are applied to control a plurality of... Agent: Hamilton & Terrile, LLP - Freescale

20090245421 - Scrambling and modulation to constrain the constellation size of ack/nak transmission on the data channel: Aspects describe maximizing a Euclidean distance for an ACK transmission as a function of the number of bits in a HARQ-ACK and a modulation order. Encoding includes placing escape sequences in the HARQ-ACK, wherein the number of escape sequences is based on the number of bits and the modulation order.... Agent: Qualcomm Incorporated

20090245422 - Method and system for transmit upsampling via ifft: A technique for eliminating from or reducing the complexity of an upsampler/interpolator of a transmit system. In general, the technique involves configuring an IFFT to perform both the conversion of a modulated signal from frequency to time domain, and at least a portion of the upsampling from the first sampling... Agent: Qualcomm Incorporated

20090245423 - De-interlever that simultaneously generates multiple reorder indices: A de-interleaver involves logic that receives a seed and that simultaneously generates from the seed a plurality of reorder indices. The plurality of reorder indices is usable for de-interleaving an incoming stream of interleaved code bits. Each plurality of simultaneously generated reorder indices generated corresponds to a set of simultaneously... Agent: Qualcomm Incorporated

20090245424 - Semiconductor device, memory device and memory module having digital interface: An object of the present invention is to reduce jitter dependent on data patterns by an interface receiver. Another object of the present invention is to provide an LSI capable of automatically adjusting a delay time for jitter reduction so as to be able to control its setting for each... Agent: Mattingly & Malur, P.c.

20090245425 - Antenna device, demodulating device and receiving device: An antenna device that is placed adjacent to an antenna 5 for receiving a high frequency signal and includes an impedance matching circuit 6 and an amplifying circuit 21 to which a DC control voltage is supplied from a demodulating device 3 through a feeder cable 4 for transmitting the... Agent: Oliff & Berridge, Plc

20090245426 - Storing log likelihood ratios in interleaved form to reduce hardward memory: An apparatus and method for storing log likelihood ratios in an interleaved form comprising receiving a plurality of interleaved codewords; obtaining at least one log likelihood ratio (LLR) for the plurality of interleaved codewords; storing the at least one LLR in a memory; deinterleaving the plurality of interleaved codewords after... Agent: Qualcomm Incorporated

20090245427 - Joint synchronizer and decoder: A joint synchronizer and decoder that implements two decision aided processes, which are referred to as “decision aided candidate selection” and “decision aided synchronization and decoding.” Decision aided candidate selection may be used to select a carrier frequency offset by selecting among a number of candidates for this parameter based... Agent: Mehrman Law Office, P.c.

20090245428 - Method and apparatus for processing communication signal: Methods and apparatuses process a communication signal to detect a burst packet comprising an access code. The method comprises deriving a differential phase signal indicating differential phases of a first set of the access code in the communication signal, and comparing the differential phase signal with an ideal differential phase... Agent: North America Intellectual Property Corporation

20090245430 - Efficient parallel sub-packet decoding using multiple decoders: A configurable decoder within a receiver (for example, within a wireless communication device) includes numerous decoders. In one mode, the multiple decoders are used to decode different sub-packets of a packet. When one decoder completes decoding the last sub-packet assigned to it of the packet, then that decoder generates a... Agent: Qualcomm Incorporated

20090245429 - Sample rate converter and receiver using the same: A sample rate converter includes a multiplexer which multiplexes input signals, an interpolator which interpolates a multiplexed output signal to generate a first feedback signal, a multiplier which multiplies the first feedback signal by a coefficient, a subtracter which subtracts the multiplied signal from the multiplexed input signal, an adder... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.l.p.

20090245431 - Zeroing-out llrs using demod-bitmap to improve performance of modem decoder: A demodulation mask bitmap includes binary mask values. Each mask value corresponds to an input resource element to a demodulator. For each mask value of a first state, a demodulation engine of the demodulator is not clocked and the demodulator outputs a zero-valued resource element. For each mask value of... Agent: Qualcomm Incorporated

20090245434 - Apparatus and methods for tile and assignment processing: Disclosed are methods and apparatus for synchronizing tile processing and assignment processing in a communication device. In particular, the methods and apparatus utilize a tile processing scorecard with a number of assertable bits corresponding to a number of tiles to be tile processed. As each tile is tile processed, the... Agent: Qualcomm Incorporated

20090245435 - Architecture to handle concurrent multiple channels: An apparatus and method for enhanced downlink processing of received channels in a mobile communications system is described, containing a buffer for control data and traffic data, a demapper engine with at least two independently operating demappers for demapping the control and traffic data, a log-likelihood-ratio (LLR) buffer for supporting... Agent: Qualcomm Incorporated

20090245432 - Communication system: A communication system receives a signal that is coded using a repetition encoder (2) in a transmitter side, thereafter extended-mapped by an extended mapper (5), and transmitted by a transmitter (6). A demapper (12) demaps the received signal, corresponding to the extended mapping. The decoding unit (15) decodes a result... Agent: Wenderoth, Lind & Ponack, L.l.p.

20090245433 - Systems and methods for approximating log likelihood ratios in a communication system: Systems and methods for computing log likelihood ratios in a communication system are described. A demodulated symbol may be received. A set of scalars may be determined based on a modulation order, a signal-to-noise ratio for the symbol, and a bit of the symbol. At least one log likelihood ratio... Agent: Qualcomm Incorporated

20090245436 - Systems and methods for sending an acknowledgement message in a wireless communication system: A method for sending an acknowledgment message in a wireless communication system is disclosed. A first signal is received before receiving a second signal from a transmitter. Decoded first data is extracted from the first signal. A third signal is produced by encoding and modulating the decoded first data. The... Agent: Qualcomm Incorporated

20090245437 - Sample rate converter and rceiver using the same: A sample rate converter includes a multiplexer to select either one of an input signal and a first feedback signal, and to obtain a selected input signal, a decimator performing decimation on an Nth-order integration signal to generate an output signal, an interpolator performing interpolation on the output signal to... Agent: Ohlandt, Greeley Ruggiero & Perle, L.l.p. One Landmark Square

20090245438 - Automatic filter control: A method and apparatus for controlling the power consumption of a receiver based on current operating conditions is described herein. A receiver according to the present invention applies a received signal to a variable filter. The received signal includes a desired in-band signal. Depending on the current operating conditions, the... Agent: Coats & Bennett, Pllc

20090245439 - Output buffer in the presence of multiple power supplies: An output buffer providing a buffered output signal using multiple power supplies. The output signal is driven using a first power supply during a first interval, and using another (second) power supply during a second interval. In an embodiment, the first power supply is designed to be a high capacity... Agent: Texas Instruments Incorporated

20090245440 - Output circuitry for minimizing spurious frequency content: A system including first voltage supply circuitry configured to provide a first voltage supply with spurious frequency content and second voltage supply circuitry configured to provide a second voltage supply without the spurious frequency content is provided. The system includes signal generation circuitry configured to generate a first digital signal... Agent: Dicke, Billig & Czaja, Pllc Attn: Silabs Matters

20090245441 - Robust iterative linear system solvers: In receiving equipment such as a mobile terminal (1) for decoding received signals coded according to a CDMA method are decoded in an intermediate processor (9). In the decoding, coefficients or elements of a vector w are calculated in a unit or module (13) by an iterative method as a... Agent: Ericsson Inc.

20090245443 - Diversity receiver: A diversity receiver is provided. A first adaptive array unit includes a first combiner that obtains a first combined signal comprised mainly of a first wave of received signals by combining received signals of a plurality of antennas with using first complex weights. A second adaptive array unit includes a... Agent: Oliff & Berridge, Plc

20090245442 - Scaling methods and apparatus using snr estimate to avoid overflow: Methods and apparatus for avoiding overflow and underflow conditions through the determination of appropriate scaling factors in signal estimation processing in a receiver are described. The receiver estimates transmitted symbols from one or more transmitter device antennas, while avoiding underflow and overflow conditions. A pilot based noise estimate and an... Agent: Qualcomm Incorporated

20090245444 - Far-end crosstalk canceling method and device, and signal processing system: A method for remote crosstalk cancellation, includes: the combination transmitting signal is performed a pre-coding of crosstalk cancellation in the manner of self-adapting filtering, the self-adapting changes of the values of filtering parameters are guided correctly with the influence of the crosstalk component in the received signals which is reflected... Agent: Leydig, Voit & Mayer, Ltd (for Huawei Technologies Co., Ltd)

20090245445 - Semiconductor device and semiconductor integrated circuit: A semiconductor device including a pair of stacked semiconductor ICs capable of communicating with each other by wireless. Each IC has: a transmitter circuit operable to send, by wireless, transmit data together with a clock signal deciding a transmission timing, and arranged so that the wireless transmission timing is adjustable;... Agent: Miles & Stockbridge Pc

20090245447 - Generating a frequency switching local oscillator signal: Methods and systems of generating a frequency switching local oscillator signal are disclosed. One method includes generating a reference clock signal, and clocking a counter with the reference clock signal. The counter controls selection of a one of a plurality of analog values stored in at least one of a... Agent: Tzero

20090245446 - Method and apparatus for data rate control: Methods and apparatus for rate control are provided. An isochronous circuit controls data transmission between a first device and a second device. The first device outputs a set of data packets to the isochronous circuit at a first data rate, and the second device pulls the set of data packets... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090245448 - Adaptation of a digital receiver: A method and apparatus to improve adaptation speed of a digital receiver is presented. The receiver includes an equalizer to initiate adaptation to a transmission channel responsive to a first control signal, a slicer coupled to the equalizer to generate symbol decisions based at least in part on an equalized... Agent: Trop, Pruner & Hu, P.c.

20090245450 - Pll circuit: Disclosed herein is a phase-locked loop circuit including: a voltage controlled oscillator; a variable frequency divider circuit for frequency-dividing an oscillating signal of the voltage controlled oscillator into a 1/N (N is an integer) frequency; a phase comparator circuit for comparing phases of a frequency-divided signal and a reference signal... Agent: Rader Fishman & Grauer Pllc

20090245449 - Semiconductor integrated circuit device and method for clock data recovery: A clock data recovery circuit of an interpolator type capable of corresponding to multi-rate data without increasing the bandwidth of the interpolator. A clock generated by an interpolator is divided to generate a recovery clock. A pointer that controls the phase of the clock generated by the interpolator uses the... Agent: Miles & Stockbridge Pc