Pulse or digital communications inventions 08/07

20070201535 - Method and apparatus for a frequency hopper: A method and system for generating a frequency hopping electromagnetic signal based on a baseband data signal includes a frequency hopping pre-compensator. The frequency hopping pre-compensator determines a frequency hopping pre-compensation signal based on a desired frequency hopping sequence. The frequency hopping pre-compensation signal is combined with the baseband data... Agent: Brian C. Oakes Tyco Electronics Corporation

20070201536 - Apparatus, system and method for providing a multiple input/multiple output (mimo) channel interface: A system, method and apparatus, provide for the utilization of the MIMO technique with single-antenna communication devices that maximize high-speed broadband communication. The apparatus includes a wireless communication interface (WCI) device configured to exchange wireless signals with a base station through a multiple input multiple output (MIMO) air interface and... Agent: Kyocera Wireless Corp.

20070201537 - Method and device for demodulating galileo alternate binary offset carrier (alt-boc) signals: A method for demodulating alternate binary offset carrier signals includes at least two subcarriers, each having an in-phase and a quadrature component modulated by pseudo-random codes. The quadrature components are modulated by dataless pilot signals. The in-phase components are modulated by data signals. The method includes converting the alternate binary... Agent: Akin Gump Strauss Hauer & Feld L.L.P.

20070201539 - Apparatus and method for determining gps tracking loop parameter based on snr estimation: A method for estimating signal quality of a spread spectrum signal is provided. The method includes squaring a plurality of in-phase correlation results and a plurality of quadrature correlation results, summing each squared in-phase correlation result and the corresponding correlation result to obtain a plurality of sum-of-square values, detecting a... Agent: Carlton Fields, Pa

20070201538 - Method for measuring interference power in time-slot cdma system: The present invention relates to a method for measuring interference power in a time slot CDMA system, especially for applications of downlink receiving devices in a time slot CDMA system. The method includes: performing channel estimation for received signals with channel estimation codes, to obtain the original channel response estimation... Agent: Merchant & Gould PC

20070201540 - Hybrid power line wireless communication network: A hybrid power line wireless communication system may include an access controller and plurality of communication nodes that each may include a wireless access point coupled to a power line communication device. The wireless access points may provide wireless broadband communications to one or more user devices while the power... Agent: Capital Legal Group, LLC

20070201541 - Pma rx in course loop for high speed sampling: A device and a method for processing high data rate serial data includes circuitry for recovering a clock based on the high data rate input data stream. A transceiver includes a coarse loop of a phase-locked loop that selectively provides a clock having accuracy that is within a specified amount.... Agent: Xilinx, Inc Attn: Legal Department

20070201542 - Circuit arrangement for suppressing interfering signals in transmitted signals emitted by a modem of a household appliance: A circuit arrangement for suppressing interfering signals in transmitted signals emitted by a modem of a household appliance equipped with a transmitting device for transmitting and a receiving device for receiving data signals, the modem containing a transmitting branch and a receiving branch. A low-pass filter for attenuating the interfering... Agent: Lerner Greenberg Stemer LLP

20070201543 - Dynamic phase offset measurement: In one embodiment, a method is provided for measuring a dynamic phase offset between a PLL's input clock and the PLL's feedback input clock, wherein the input clock is spread spectrum modulated in a spread spectrum mode and is not modulated in a static mode. The method includes: in the... Agent: Macpherson Kwok Chen & Heid LLP

20070201544 - Apparatus for and method of controlling a feedforward filter of an equalizer: A method of controlling a feedforward filter of an equalizer includes the steps of generating a complex representation of an output of the feedforward filter and generating a representation of a decision from an output of the equalizer. The complex representation and the decision representation are correlated to obtain a... Agent: Mccracken & Frank LLP

20070201545 - Equalizer gain control system and method: Systems and method for controlling the gain of an equalizer are provided. In these systems and methods, bit errors in a serial data stream received by an equalizer are detected, and the gain of the equalizer is set in response to the detected bit errors in the serial data stream.... Agent: David B. Cochran, Esq. Jones Day

20070201546 - Equalizer with controllably weighted parallel high pass and low pass filters and receiver including such an equalizer: An adjustable equalizer that includes a first branch including a low pass filter (LPF) and having a variable gain (β), and a second branch including a high pass filter (HPF) and having another variable gain (α). Outputs of the branches in response to an input signal are summed to produce... Agent: Alfred A. Equitz Girard & Equitz LLP

20070201547 - Decision feedback equalizer adaptation: A decision feedback equalizer includes at least one quantizer, able to quantize a received signal according to a comparison with a one of multiple quantization thresholds. Each quantization threshold corresponds to one or more than one value of one or more than one previously received symbols. The equalizer further includes... Agent: Nixon & Vanderhye, PC

20070201548 - Method and communication device for interference concellation in a cellular tdma communication system: A system and method for interference cancellation of received data via a communication channel in a cellular communication system having corresponding channel impulse response coefficients. Linear filtering of the received data is performed and thereafter a non-linear detection is executed to get detected data by non-linear signal processing. Filter coefficients... Agent: Bell, Boyd & Lloyd, LLP

20070201549 - Backward-compatible aggregation of pictures in scalable video coding: An indirect aggregator NAL unit for the SVC file format and RTP payload format for video coding. The indirect aggregator NAL unit of the present invention enables easy identification of scalability dependencies within a bit stream, thereby enabling fast and efficient stream manipulation. Furthermore, the indirect aggregator NAL unit of... Agent: Foley & Lardner LLP

20070201552 - Media data processing apparatus and media data processing method: A media data processing apparatus includes an input unit that inputs media data and intellectual property management data for managing intellectual property of the media data, a first encoding unit that encodes the media data, a second encoding unit that encodes the intellectual property management data, and a transmission unit... Agent: Fitzpatrick Cella Harper & Scinto

20070201553 - Adaptive quantizer, adaptive quantization method and adaptive quantization program: Adaptive quantization in coding pictures carried by an input video signal. The pictures include first pictures to be coded with motion-compensated prediction and second pictures to be coded with no motion-compensated prediction. Activities of the input video signal are obtained for a plurality of subblocks that compose each of a... Agent: Renner, Kenner, Greive, Bobak, Taylor & Weber

20070201550 - Method and apparatus for entropy coding in fine granularity scalable video coding: An FGS entropy coding method is suitable for the case when the refinement coefficients at the FGS layer have different prediction from its base layer. When temporal prediction is used in FGS layer coding and the refinement coefficients at the FGS layer have different prediction from its base layer, drift... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070201551 - System and apparatus for low-complexity fine granularity scalable video coding with motion compensation: A coding structure is configured to improve coding efficiency together with reduced encoding and decoding complexity for scalable video encoding. Especially, the case of coding multiple FGS layers on top of a discrete layer is considered. For coding multiple FGS layers, a decoder-oriented two-loop structure is used. At the decoder... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070201554 - Video transcoding method and apparatus: Provided are a method and apparatus for selecting an appropriate reference frame at high speed from a plurality of reference frames when transcoding an input video stream into a different format having a different group of pictures (GOP) structure from that of the input video stream. A transcoder, which transcodes... Agent: Sughrue Mion, PLLC

20070201555 - Information processing apparatus and video decoding method of information processing apparatus: According to one embodiment, an information processing apparatus which includes a video decoding processing to decode a compressed and encoded video image stream by software, selectively generates one of an intra prediction image and an inter prediction image on the basis of an encoding mode of a decoding object from... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070201556 - Motion vector encoding device and decoding device: A prediction error generating unit generates a predictive vector from the motion vectors of a plurality of adjacent blocks, and obtains a difference from a target vector. A plurality of variable-length coding units respectively encode the output of the prediction error generating unit with different encoding methods. A determining unit... Agent: Staas & Halsey LLP

20070201557 - Motion-compensated spatio-temporal wavelet compression of video data with optimised permutation of the frames: In video encoding, the video frames are spatio-temporally filtered for reduction of spatial and temporal redundancy before they are entropy encoded. Known filtering schemes consider temporally successive frames and are static. It is probable but not necessary that successive frames are most efficient to encode. Therefore, a plurality or all... Agent: Joseph J. Laks, Vice President Thomson Licensing LLC

20070201558 - Method and system for semantically segmenting scenes of a video sequence: A shot-based video content analysis method and system is described for providing automatic recognition of logical story units (LSUs). The method employs vector quantization (VQ) to represent the visual content of a shot, following which a shot clustering algorithm is employed together with automatic determination of merging and splitting events.... Agent: Nixon & Vanderhye, PC

20070201560 - Methods and systems for high dynamic range video coding: Embodiments of the present invention comprise methods and systems for high dynamic range video coding.... Agent: Krieger Intellectual Property, Inc.

20070201559 - Flexible macroblock odering with reduced data traffic and power consumption: A video encoder including a processing block and an external memory storing a current frame and a reference frame. The processing block includes a memory interface, a local memory and a processor. The processor encodes the current frame in raster scan macroblock order for FMO using information from the reference... Agent: The Law Offices Of Gary R. Stanford

20070201561 - Water ring scanning apparatus and method, and apparatus and method for encoding/decoding video sequences using the same: A water ring scanning apparatus and method, and an apparatus and method for encoding/decoding video sequences using the same are disclosed. A water ring scanning apparatus includes: a preferential scan unit for scanning information on a water ring origin point (water_ring(0)) in an image frame, which is a most significant... Agent: Ladas & Parry LLP

20070201562 - Accelerated video encoding: A video encoding acceleration service to increase one or more of the speed and quality of video encoding is described. The service acts as an intermediary between an arbitrary video encoder computer program application and arbitrary video acceleration hardware. The service receives one or more queries from the video encoder... Agent: Lee & Hayes PLLC

20070201563 - Method and apparatus for processing a data series including processing priority data: A reception control section 11 for receiving the information including data and its transmission format information from a memory or communication channel, a separating section 12 for analyzing and separating received information, a transmitting section 13 for transmitting information to a memory or transmission channel, a video extending section 14... Agent: Ratnerprestia

20070201564 - Low-complexity deblocking filter: A method of filtering to remove coding artifacts introduced at block edges in a block-based video coder, the method having the steps of: checking the content activity on every line of samples belonging to a boundary to be filtered and where content activity is based on a set of adaptively... Agent: Mccarthy Tetrault LLP

20070201565 - Direct conversion rf transceiver for wireless communications: A single chip radio transceiver includes circuitry that enables received wideband RF signals to be down converted to base band frequencies and base band signals to be up converted to wideband RF signals prior to transmission without requiring conversion to an intermediate frequency. The circuitry includes a low noise amplifier,... Agent: Garlick Harrison & Markison

20070201570 - Ofdm signal receiving apparatus, method of receiving ofdm signal, and digitalized terrestrial broadcast receiving apparatus: A signal receiving apparatus is provided with RF-AGC circuit 102 for amplifying a high frequency OFDM signal and converting the signal into an intermediate frequency OFDM signal, IF-AGC circuit 107 for amplifying the intermediate frequency OFDM signal, extracting circuit 211 for extracting SP signals regularly disposed in the intermediate frequency... Agent: Frishauf, Holtz, Goodman & Chick, PC

20070201568 - Apparatus and method for estimating carrier-to-interference and noise ratio in a broadband wireless communication system: An apparatus and method for estimating the CINR of an uplink channel in a broadband wireless communication system are provided, in which tiles being subcarrier sets are separated from a feedback signal received on the uplink channel. All symbols included in the tiles of the feedback signal are correlated with... Agent: The Farrell Law Firm, P.C.

20070201569 - Apparatus, method and computer program product providing joint detection for increasing throughout with data in uplink that multiplexes users using codes and that multiplexes users using frequency multiplexing: First information is detected in a received wideband signal. The first information is conveyed by a plurality of multiplexed frequency bands, individual ones of the multiplexed frequency bands corresponding to individual ones of first users and to a transport format. Detecting includes making data decisions corresponding to the first information.... Agent: Harrington & Smith, PC

20070201567 - Device and method for clipping multicarrier signal: A device and a method for clipping multicarrier signal are provided. The method for clipping multicarrier signal includes: detecting whether an Idle Period in DownLink (IPDL) starts in each subcarrier forming a multicarrier joint signal and generating an IPDL flag just when the IPDL starts in a subcarrier; detecting power... Agent: Ladas & Parry LLP

20070201572 - Method and apparatus for transmission and reception within an ofdm communication system: In an OFDM system the same Walsh code is used at the same time for a plurality of transmitters. The multiple transmitters can be from the same, or different devices (e.g., different base stations on the downlink, different terminals on the uplink). Each subcarrier/antenna combination will share a similar pilot... Agent: Motorola, Inc.

20070201571 - Method and device for estimating the transfer function of the transmission channel for a cofdm demodulator: A method of COFDM demodulation of successive symbols, each symbol comprising data carriers and pilots. The method includes, for each symbol, the determination of estimates of the transfer function of the channel for the symbol carriers, including the steps of determining, for first carriers such that, for the frequency positions... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.C.

20070201573 - System for variable forward error correction in a multipoint to point orthogonal frequency division multiplexing system: Systems for variable forward error correction in a multipoint to point orthogonal frequency division multiplexing system are provided. In one embodiment, bidirectional communication system comprises: a first remote unit for communicating with a host unit using orthogonal frequency division multiplexing, the host unit communicatively coupled to a plurality of remote... Agent: Fogg & Powers LLC

20070201566 - Techniques for explicit feedback delay measurement: Techniques for explicit feedback delay measurement are described. An apparatus may comprise a processor to generate a steering matrix for transmit spatial processing over a channel, determine a delay time associated with explicit feedback information for the channel, and determine whether to modify the steering matrix with the explicit feedback... Agent: Kacvinsky LLC C/o Intellevate

20070201574 - Discrete multi-tone system having dht-based frequency-domain equalizer: A discrete multi-tone (DMT) communication system is provided herein, replacing the conventional inversed discrete Fourier transform (IDFT) and DFT with IDHT (together with the complex-to-real transformation) and a DHT alone respectively at the transmitting end and the receiving end. A DHT-based frequency-domain equalizer (FEQ) at the receiving end equalizes each... Agent: Lin & Associates Intellectual Property

20070201575 - Method and system for minimizing effects of transmitter impairments in multiple input multiple output (mimo) beamforming communication systems: Aspects of a method and system for minimizing effects of transmitter impairments in multiple input multiple output (MIMO) beamforming communication systems are presented. In one aspect of a system for minimizing effects of transmitter impairments, a MIMO transmitter may enable nulling of transmitter-induced noise by adjusting at least a portion... Agent: Mcandrews Held & Malloy, Ltd

20070201577 - Apparatus and method for signal reception in multiple input multiple output (mimo) communication system: A method for signal reception in a Multiple-Input-Multiple-Output (MIMO) communication system is provided. The method enhances the efficiency of signal reception in the MIMO system and simplifies the algorithms of signal reception and soft decoding metrics generation. In other words, soft decisions are generated according to correlations between metrics corresponding... Agent: The Farrell Law Firm, P.C.

20070201576 - Method and system for transmitting/receiving data in a communication system: Provided are a system and a method for transmitting/receiving data in a communication system. The method includes calculating a processing matrix of a transmission unit for transmitting data, a processing matrix of a reception unit for receiving the data, a channel matrix formed by a plurality of transmission antennas and... Agent: The Farrell Law Firm, P.C.

20070201578 - Method and system for enabling detection of signals in the presence of noise: A method for transmitting data to a receiver comprises the steps of transmitting a pre-conditioning signal to the receiver, and beginning to transmit at least one data packet to the receiver within a given period after beginning transmission of the pre-conditioning signal. The preconditioning signal is separate from a leader... Agent: Patterson & Sheridan, LLP/ Sedna Patent Services, LLC

20070201579 - Apparatus and method for compensating for signal distortion in a fixed broadband wireless access system: An apparatus and method are provided for compensating for signal distortion in a fixed broadband wireless access system. A coefficient extractor determines state information of a data input channel used by a terminal for performing wireless access communication, extracts a compensation coefficient value of a signal according to the channel... Agent: The Farrell Law Firm, P.C.

20070201580 - Semiconductor integrated circuit for communication, radio-communication apparatus, and transmission starting method: In a polar loop based radio-communications apparatus having a phase control loop for controlling the phase of a carrier outputted from an oscillator for transmission, and an amplitude control loop for controlling the amplitude of a transmission output signal outputted from a power amplification circuit, the phase control loop is... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070201581 - Rf transmitter with interleaved iq modulation: An RF modulator supporting wide-band signals includes IQ modulation by interleaving the in-phase and quadrature signals. The modulator can be implemented using an integrated circuit having a baseband in-phase stage that receives an in-phase analog input signal, a baseband quadrature stage that receives a quadrature analog input signal, and a... Agent: Foley & Lardner LLP

20070201582 - Transmitter: A transmitter is provided which effectively reduces a peak that occurs in transmitting signal electric power. A baseband limiter means 11 applies a peak reduction process to digital signals to be a transmission target on a plurality of carriers in a baseband. Band limiting filter means A1 to An apply... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070201583 - Ethernet channel estimation device and method: The apparatus for communication channel estimation device of the present invention includes: a frequency response square computing circuit, to generate a first frequency response corresponding to a first frequency and a second frequency response corresponding to a second frequency according to a input signal, and to square the first and... Agent: North America Intellectual Property Corporation

20070201585 - Adaptive viterbi detector: The present invention relates to an adaptive Viterbi detector, and to an apparatus for reading from and/or writing to recording media using such adaptive Viterbi detector. It is an object of the invention to offer an alternative design for an adaptive Viterbi detector in order to improve the phase locking... Agent: Joseph J. Laks, Vice President Thomson Licensing LLC

20070201584 - Apparatus for decoding convolutional codes and associated method: A decoding device may include a sequential convolutional code decoder, and a parallel convolutional code decoder. The decoding device may further include a controller for selectively processing a convolutionally encoded input signal via at least one of the sequential convolutional code decoder and the parallel convolutional code decoder. The selection... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20070201586 - Multi-rate viterbi decoder: A method and system for decoding a data symbol sequence that has been previously encoded using one or more unique code word polynomials in which at least one unique code word polynomial is used more than once. A set of 2d-1 unique branch metrics is computed, using the unique code... Agent: Freescale Semiconductor, Inc. Law Department

20070201587 - Wireless receiver apparatus: When carrying out a channel compensation of a data symbol, a channel estimation value of the reference symbol of the frame itself and that of a reference symbol of the preceding frame are used. In this event, if an AGC gain at the time of a channel estimation value by... Agent: Bingham Mccutchen LLP

20070201588 - Supressing interference for wireless reception and improvements relating to processing a frequency shift keyed signal: A communications receiver may include an adaptive filter unit for removing coherent interference components from a received signal. In the absence of a signal of interest, the filter may adapt dynamically to remove current interference components. When a signal of interest is detected, the filter may be controlled to stop... Agent: Christopher P. Maiorana, P.C.

20070201589 - Receiver and receiving method: A receiver has a plurality of synthesizers configured to synthesize signals received by N pieces of antennas by using weighted coefficients different from each other, where N is an integer of two or more, a determination part configured to determine an output signal having a minimum error among output signals... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070201590 - System and method for canceling interference in a communication system: A filter settings generation operation includes sampling a communication channel to produce a sampled signal. The sampled signal is spectrally characterized across a frequency band of interest to produce a spectral characterization of the sampled signal. This spectral characterization may not include a signal of interest. The spectral characterization is... Agent: Garlick Harrison & Markison

20070201591 - Bts span synchronization utilizing an external span qualification reference: A base station configuration and method relating thereto are disclosed. A base station (130) for use with a mobile communications network can include a clock source (205) that generates a timing reference signal having a minimum level of accuracy and a transceiver (210) configured to receive a synchronization signal via... Agent: Motorola, Inc.

20070201593 - Egress pointer smoother: A method and apparatus that allows egress pointer smoothing data by evaluating the average fill of an elastic store. For one embodiment of the invention, by measuring the average fill, the 3 bytes of SOH and 87 bytes of data are taken together in each sample, and the relative phase... Agent: Thelen Reid Brown Raysman & Steiner LLP

20070201592 - Multi-channel fractional clock data transfer: Methods and apparatus to transfer data between one or more clock domains are described. In one embodiment, a signal corresponding to a read pointer of a buffer is generated in response to a plurality of signals that correspond to write pointers of the buffer.... Agent: Caven & Aghevli LLC C/o Portfolioip

20070201595 - Clock recovery system: A clock recovery system includes a signal summer, a signal source, and an analog-to-digital converter (ADC) interposed in a phase locked loop (PLL). The ADC measures a calibration error signal with the signal source providing a stimulus signal to the signal summer, with a data signal applied to a phase... Agent: Agilent Technologies Inc.

20070201596 - Clock synchronization using early clock: A method and apparatus for synchronizing clocks using an early clock are described.... Agent: Agilent Technologies Inc.

20070201594 - Phase locked loop (pll) circuit, its phasing method and operation analyzing method: A phase locked loop (PLL) circuit including a phase comparator 2 that compares a phase of a reference clock signal with that of a comparison clock signal to produce a phase comparison signal having three-level outputs of a high voltage (H) level, a low voltage (L) level, and a reference... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070201597 - Sub-sampled digital programmable delay locked loop with triangular waveform preshaper: A delay locked loop includes a triangle wave generator circuit coupled to a serial clock signal for generating a triangular wave signal. A phase interpolator coupled to the triangular wave signal and a weighting signal generates an interpolated clock phase signal, and a phase detector receives serial data and the... Agent: David B. Cochran, Esq. Jones Day

20070195860 - Chaotic wireless communication apparatus for location awareness using spreading spectrum technology: A chaotic wireless communication apparatus for transmitting/receiving data based on a chaotic signal is provided. The apparatus includes a chaotic Radio Frequency (RF) processing means and a digital modem. The chaotic RF processing means includes a chaotic RF receiving unit for extracting a spreading digital signal from an RF signal... Agent: Lowe Hauptman Berner, LLP

20070195861 - Push-to-all (pta) service facilitating selective data transmission: In a Push-To-All (PTA) service system and method enabling selective designation of data transmission targets, a transmitting PTA terminal requests a selective data transmission to a PTA server using a receiver-designated Talk Burst Control Protocol (TBCP) message containing information about some receiving PTA terminals participating in the same session as... Agent: Robert E. Bushnell Suite 300

20070195863 - (updated) preamble for fdma: A wireless device is provided that distinguishes between multiple piconets. The wireless device includes a preamble component and a correlator component. The preamble component provides a preamble for a wireless fixed frequency interleaving transmission, and the correlator component distinguishes a wireless transmission based on the preamble. A circuit is provided... Agent: Texas Instruments Incorporated

20070195862 - Spread-spectrum receiver with fast m-sequence transform: A receiving system dynamically searches a communications band for transmissions of messages having the same nominal communications parameters, including the use of the same spreading code, but having potentially different specific frequencies and code-phases. The receiver samples the communications band at each code-phase of the spreading code over a span... Agent: Robert M. Mcdermott, Esq.

20070195865 - Multi-stage receiver for wireless communication: Techniques for receiving a MIMO transmission are described. A receiver processes received data from multiple receive antennas in multiple stages. A first stage performs front-end filtering/equalization on the received data with a front-end filter to process non on-time signal components in the multiple received signals. A second stage processes the... Agent: Qualcomm Incorporated

20070195864 - Positioning of a path searcher window in a cdma receiver: Multipath components of signals transmitted through time-varying digital radio channels are received with individual delays, and signals through a given channel comprise a code identifying that channel. A delay profile indicating a magnitude (Y) for delay values in a search window is calculated repetitively for known channels; the delays of... Agent: Ericsson Inc.

20070195866 - Method and device for reducing cross-correlation false alarms in cdma and other wireless networks: A method and device for combating cross-correlation false alarms by introducing code diversity in the correlation process in which the search code may be diversified by the use of code staggering and/or code scrambling. The energy levels of the signals before and after the search code have been diversified may... Agent: Qualcomm Incorporated

20070195867 - System for direct acquisition of received signals: Signal processing architectures for direct acquisition of spread spectrum signals using long codes. Techniques are described for achieving a high of parallelism, employing code matched filter banks and other hardware sharing. In one embodiment, upper and lower sidebands are treated as two independent signals with identical spreading codes. Cross-correlators, in... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070195868 - Method to increase performance of secondary data in a heirarchial modulation scheme: This invention provides a receiver for use in a SDAR system which includes a receiving unit having satellite signal detection means for detecting a first transmit signal transmitted from a first communication satellite and a second transmit signal transmitted from a second communication satellite, the first transmit signal produced when... Agent: Delphi Technologies, Inc.

20070195869 - Network system: When a transmitter device connected to a network system outputs a digital signal subjected to bi-phase modulation, a complicated detection circuit for detecting a digital signal is required on the receiver side. Therefore, in an interface device (4) which intervenes between the transmitter device and a communication path (6), transmission... Agent: Oliff & Berridge, PLC

20070195870 - Wireless mesh data acquisition network: A wireless, mesh data acquisition network utilizes a communication process and provides fault tolerant communication between large numbers of remotely located transducers and devices.... Agent: Chernoff, Vilhauer, Mcclung & Stenzel

20070195871 - Performance of dsl modem under impulse noise: Improving performance of DSL modem under impulse noise is disclosed. A method of improving a performance of a digital subscriber line (DSL) modem having an impulse noise of long duration includes assigning a value to each of framing parameters based on a rate adaptation algorithm which considers a signal to... Agent: Texas Instruments Incorporated

20070195872 - Non-chronological system statistics: A communications device apparatus and method is detailed that allows for improved system statistics gathering of network communication links, dataports, and system status. The improved communications device apparatus and method utilizes a relative time reference or clock for the determination of the starting and ending of system statistics gathering time... Agent: Fogg & Powers LLC

20070195873 - Equalizer containing a plurality of interference correcting equalizer sections: An equalizer includes at least two first mutually interfering equalizer sections, and at least two second interference-correcting equalizer sections, arranged in series. Each of the second equalizer sections corresponds with one first equalizer section, such that although each corresponding equalizer has the same center frequency, the second equalizer sections have... Agent: O'shea, Getz & Kosakowski, P.C.

20070195874 - Method and apparatus for generating one or more clock signals for a decision-feedback equalizer using dfe detected data: Methods and apparatus are provided for generating one or more clock signals for a decision-feedback equalizer using DFE detected data. A received signal is sampled using a data clock and a transition clock to generate a data sample signal and a transition sample signal, respectively. A DFE correction is obtained... Agent: Ryan, Mason & Lewis, LLP

20070195875 - Multi-pair gigabit ethernet transceiver having decision feedback equalizer: Various systems and methods providing high speed decoding, enhanced power reduction and clock domain partitioning for a multi-pair gigabit Ethernet transceiver are disclosed. ISI compensation is partitioned into two stages; a first stage compensates ISI components induced by characteristics of a transmitter's partial response pulse shaping filter in a demodulator,... Agent: Mcandrews Held & Malloy, Ltd

20070195876 - Self-calibrating digital pulse-width modulator (dpwm): A hybrid digital pulse width modulator can have a delay line with digitally programmable delay cells. The digitally programmable delay cells can be adjusted by a digital correction signal from a delay matching circuit.... Agent: Fliesler Meyer LLP

20070195877 - Arbitrary pulse generation: The present invention relates to a method and a corresponding system for generating a binary pulse stream (37) based on a stable clock (76), said method being characterized by the steps of: reading a sequence of pairs of values representing LOW and HIGH state duration, respectively, of consecutive pulses of... Agent: Perman & Green

20070195878 - Device and method for receiving video data: The device and method according to the invention prevent that the consistency of image quality is negatively affected when transmission rate fluctuations occur on a communication channel. The invention relies on the perception that the transition from a full quality video signal to a basic-quality video signal, respectively from a... Agent: Philips Intellectual Property & Standards

20070195879 - Method and apparatus for encoding a motion vection: In one embodiment, a motion vector difference associated with a current block in a first picture layer is obtained based on motion vector information for a block in a second picture layer. The second picture layer has lower quality pictures than pictures in the first picture layer, and the block... Agent: Harness, Dickey & Pierce, P.L.C

20070195880 - Method and device for generating data representing a degree of importance of data blocks and method and device for transmitting a coded video sequence: A method of generating data representing a degree of importance of data blocks in a coded digital image of a digital video sequence coded in a hybrid predictive video coding format, said image being divided into a plurality of data blocks comprises, for the data blocks of the image, a... Agent: Fitzpatrick Cella Harper & Scinto

20070195881 - Motion vector calculation apparatus: In accordance with control signals input by a P-picture control unit to a common circuits, the common circuits read image data of a calculation region to perform a full retrieving process of the image data. A motion vector is calculated by comparing a smallest SAD and a motion vector calculated... Agent: Arent Fox PLLC

20070195884 - Motion compensator, motion compensation processing method and computer program: A motion compensator detects a first shift amount between temporally adjacent first and second frames, wherein the first shift amount is detected based upon a differential value between pixels constituting the first frame and pixels constituting the second frame; stores in a storing unit of information of the detected first... Agent: Fitzpatrick Cella Harper & Scinto

20070195883 - Media signal processing method, corresponding system, and application thereof in a resource-scalable motion estimator: The invention relates to a method of processing, in a media signal processing system, a media signal available in the form of successive sets of media data packets. The method, which performs one or a plurality of functions among which at least one of them can be carried out with... Agent: Philips Intellectual Property & Standards

20070195885 - Method for performing motion estimation: A motion estimation method includes: setting multiple block patterns and dividing respectively the current macro block into calculating blocks based on each of the block patterns; calculating respectively the motion vectors of all the calculating blocks of the current macro block in each of the block patterns; calculating respectively the... Agent: Leydig Voit & Mayer, Ltd

20070195882 - Video decoder with scalable compression and buffer for storing and retrieving reference frame data: The present invention relates to a video decoder having means for compressing reference frame data (6) using a scalable compression method. The video decoder further having buffer means (8) for intermediate storing of at least the vertical aperture (range) of motion vectors plus one row (slice) of macro blocks in... Agent: Nxp, B.v. Nxp Intellectual Property Department

20070195886 - Moving image encoding apparatus and control method, and computer program: A moving image encoding apparatus, comprising, a first image transformation unit adapted to transform image data into first image information, with reference to reference image data, a second image transformation unit adapted to inverse transform the first image information into reconstructed image data and a determination unit adapted to determine,... Agent: Fitzpatrick Cella Harper & Scinto

20070195887 - Method and apparatus for reduced resolution update video coding and decoding: There are provided encoders, decoders, encoding methods, and decoding methods for video signal data for an image block. An encoder for encoding video signal data for an image block includes a Reduced-Resolution Update (RRU) downsampler for downsampling a full resolution prediction residual using data from at least one neighboring image... Agent: Joseph J. Laks, Vice President Thomson Licensing LLC

20070195888 - Intra-frame prediction processing: Systems and methods for managing and processing macroblocks of video data are disclosed herein. In one embodiment, among others, a method is disclosed in which a frame of video data separated into a plurality of macroblocks is provided, wherein the macroblocks are arranged in a raster scan order. The method... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070195891 - Digital broadcasting reception apparatus and robust stream decoding method thereof: A digital broadcasting reception apparatus and robust stream decoding method thereof. The digital broadcasting reception apparatus includes a robust decoder that decodes a robust stream of a dual transport stream where a normal stream and the robust stream are combined. The robust decoder includes a first decoder that trellis-decodes the... Agent: Stein, Mcewen & Bui, LLP

20070195889 - Dtv transmitter and method of coding data in dtv transmitter: A DTV transmitter includes an encapsulation unit which encapsulates enhanced data having an internet protocol (IP) format into a plurality of addressable sections. The encapsulation unit inserts burst time information into each addressable section. The DTV transmitter further includes a first multiplexer multiplexing the encapsulated enhanced data with program and... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20070195890 - Image coding and decoding method and apparatus considering human visual characteristics: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest... Agent: Staas & Halsey LLP

20070195892 - Data receiving device and method for shortening channel switching time in digital multimedia broadcasting system: Provided is a data receiving device and method for shortening a channel switching time in a DMB system. The device includes a CDM channel for receiving a broadcasting signal from a DMB satellite, demodulating the broadcast signal, and generating a MPEG2-TS packet. a GOP buffer for receiving the MPEG2-TS packet,... Agent: Cha & Reiter, LLC

20070195893 - Apparatus and method for matching compressed video data under wireless fading environment: A method and apparatus for matching compressed video data under a wireless fading environment are disclosed. The apparatus includes an encoder for encoding and outputting the video data as a compressed bit stream, a channel error measurement unit for measuring Signal-to-Noise Ratio (SNR) or Carrier-to-Noise Ratio (CNR) of a wireless... Agent: Cha & Reiter, LLC

20070195894 - Multiple-field based code generator and decoder for communications systems: A method of encoding data for transmission from a source to a destination over a communications channel is provided. The method operates on an ordered set of input symbols and includes generating a plurality of redundant symbols from the input symbols based on linear constraints. The method also includes generating... Agent: Townsend And Townsend And Crew, LLP

20070195895 - System and method for signal transmission: A system and method for signal transmission, a signal modulation and a signal demodulation device, and a method for signal transmission are disclosed. One embodiment includes transmitting a first pulse signal via a first line; and transmitting a second pulse signal complementary to the first pulse signal via a second... Agent: Dicke, Billig & Czaja

20070195896 - Date transmitting/receiving apparatus and control method thereof: The present invention provides a data transmitting/receiving apparatus that determines according to a signal strength of a received radio wave whether a receiving operation should be continued, and a control method thereof. In the data transmitting/receiving apparatus, a measurement unit in a transmitter-receiver counts demodulation clocks of a demodulator. The... Agent: Volentine & Whitt PLLC

20070195899 - Method and apparatus for supporting multiple multiplexing schemes for wireless communication: Techniques for efficiently sending data in a wireless communication system are described. Time frequency resources available for orthogonal frequency division multiplexing (OFDM), which exclude time frequency resources used for traffic data and signaling sent with code division multiplexing (CDM), may be determined. The time frequency resources available for OFDM may... Agent: Qualcomm Incorporated

20070195900 - Apparatus and method for controlling dynamic range of weight vectors according to combining methods in a mobile station equipped with multiple antennas in high rate packet data system using code division multiple access scheme: Provided is an apparatus and method for controlling a dynamic range of weight vectors according to a combining method to fit an input range of a channel decoder in a mobile station of a high rate packet data system. The apparatus includes a channel estimator for receiving pilot symbol from... Agent: The Farrell Law Firm, P.C.

20070195901 - Method and system for adaptive modulation: Methods and systems for adaptive modulation are provided. In one embodiment, a method for a plurality of remote units of an orthogonal frequency division multiplexing multipoint-to-point communications system comprises: establishing communication between a plurality of remote units and a host unit, the plurality of remote units communicatively coupled to the... Agent: Fogg & Powers LLC

20070195902 - Method for variable forward error correction in a multi-point to point orthogonal frequency division multiplexing system: Methods for variable forward error correction in a multi-point to point orthogonal frequency division multiplexing system are provided. In one emboidment, a method for an orthogonal frequency division multiplexing multipoint-to-point communications system comprises: establishing communication between a first remote unit of a plurality of remote units and a host unit,... Agent: Fogg & Powers LLC

20070195898 - Narrow band interference cancellation technique for ofdm transmitters: A computational algorithm provides new and effective interference cancellation of the in-band spurious signals for the Orthogonal Frequency Division Multiplex (OFDM) transmitters. This new interference cancellation transmits non-zero tones may be used to cancel the interference generated by the modulated data signals. This minimizes the number of tones used and... Agent: Texas Instruments Incorporated

20070195897 - Reception quality notifying method, wireless communication terminal apparatus, and base station apparatus: A reception quality notifying method is disclosed which improves the upstream line throughput by reducing the data mount of reception quality data of downstream multicarrier signals to be transmitted to a base station apparatus in the upstream line. There are also disclosed a base station apparatus and a wireless communication... Agent: Stevens, Davis, Miller & Mosher, LLP

20070195903 - Constellation location dependent step sizes for equalizer error signals: An ATSC (Advanced Television Systems Committee-Digital Television) receiver comprises an equalizer and a controller. The equalizer provides a sequence of received signal points from a constellation space, the constellation space having an inner region and one, or more, outer regions. The controller provides a coefficient gain value for use in... Agent: Joseph J. Laks, Vice President Thomson Licensing LLC

20070195904 - Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods: A wireless communications device may include a housing and a wireless transmitter and a wireless receiver carried by the housing. The wireless receiver may include a joint demodulation filter for reducing co-channel interference between a desired signal and a co-channel interfering signal which may include an input receiving samples of... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20070195905 - Forward error correction in wideband digital rf transport systems: Systems and methods for forward error correction in wideband digital RF transport systems is provided. In one embodiment, a method for transmitting digital data in a wideband digital RF transport system is provided. The method comprises receiving a first digital signal, wherein the digital signal includes a stream of digital... Agent: Fogg & Powers LLC

20070195908 - Feedback channel design for multiple-input multiple-output communication systems: A data-optimized communication system provides support for legacy access terminals, such as access terminals operating under the 1xEV-DO standard. The system also supports multiple-input multiple-output (MIMO) communications with access terminals configured to support MIMO. A number of MIMO spatial signatures are predefined or negotiated. MIMO rank and an identifier of... Agent: Qualcomm Incorporated

20070195906 - Method and apparatus for pilot multiplexing in a wireless communication system: Techniques for multiplexing pilots in a wireless transmission are described. In one aspect, a transmitter station generates multiple pilot sequences for multiple transmit antennas, with each pilot sequence comprising pilot symbols sent in the time domain on a different set of subcarriers. The transmitter station further generates multiple pilot transmissions... Agent: Qualcomm Incorporated

20070195907 - Method of transmitting and receiving data using superposition modulation in a wireless communication system: A method of transmitting and receiving data using superposition modulation in a wireless communication system having multiple antennas is disclosed. More specifically, the method comprises encoding the at least one inputted data stream by a channel coding scheme, puncturing the at least one inputted coded data stream into at least... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20070195909 - Signal peak voltage suppression apparatus: As in a conventional technology, a hard clipping process and a filtering process are performed on a transmission signal. An original transmission signal is subtracted from a signal on which the processes have been performed, and an inverse sign signal to the suppressed signal is retrieved. By giving a gain... Agent: Bingham Mccutchen LLP

20070195910 - Transmission system: A first transmitter 10 having a first antenna 11 and a power supply part 12, and a second transmitter 20 having a second antenna 21 and a transmitter circuit 22 are provided. The first transmitter 10 and the second transmitter 20 are brought to the state of being connected, and... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070195911 - Radio apparatus with wasteful power consumption diminished without reliance upon analysis by an rssi and a power control method therefor: A mobile phone terminal device checks, in a Manchester determiner, whether or not demodulated data satisfies a predetermined condition for decision exploiting a feature proper to the Manchester code. The Manchester determiner generates a decision signal representing the state of allowance or inhibition, conforming to the decision, and, responsive to... Agent: Nixon Peabody, LLP

20070195912 - Low-latency baseline-wander compensation systems and methods: Disclosed herein are systems and methods for detecting a signal to provide a detected data sequence, comprising providing a plurality of candidate data sequences, computing baseline wander estimates associated with respective ones of the candidate data sequences, comparing a signal to each of the respective ones of the candidate data... Agent: Fish & NeaveIPGroup Ropes & Gray LLP

20070195913 - Phase lock loop and method for coded waveforms: A novel system and method is disclosed for maintaining synchronization in a communication system in which a communication signal comprising a carrier and a data signal is sent from a transmitter to a receiver which includes a phase lock loop. The receiver compares the output of a Viterbi decoder with... Agent: Duane Morris LLP

20070195914 - Synchronization apparatus and method for improving timing estimation performance in ofdm-fdma/cdma/tdma system: Provided are a synchronization apparatus and method for improving timing estimation performance in an OFDM-FDMA/CDMA/TDMA system, which can correctly estimate symbol timing through a more correct timing metric using a guard interval of a preamble. The synchronization apparatus includes an auto-correlator for calculating an auto-correlation value of a received signal... Agent: Morgan Lewis & Bockius LLP

20070195915 - Clock noise canceling circuit: In a clock noise canceling circuit, a coupler extracts a signal from a clock signal. A filter selects a harmonic component of a preset frequency in the extraction signal from the coupler. A phase shifter phase inverts the harmonic component of the preset frequency from the filter. An AGC amplifier... Agent: Lowe Hauptman Berner, LLP

20070195917 - Phase locked loop circuitry: The invention relates to a phase-locked loop circuit including a phase detector, loop filter and an oscillator. The loop filter is implemented digitally instead of by means of analog components. The chip area required for such a digital loop filter is substantially smaller than an analog equivalence and can be... Agent: Eschweiler & Associates, LLC National City Bank Building

20070195918 - Sampling clock generator circuit and data receiver using the same: A sampling clock generator circuit comprises a ring oscillator including series-connected m first inverters connected to a first power supply line, where m is an odd number equal to or larger than 3, a delay line including series-connected 2m or 2m−1 second inverters connected to a second power supply line,... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070195916 - Synchronous follow-up apparatus and synchronous follow-up method: A synchronous follow-up apparatus includes a PLL portion that outputs a first clock signal, and a control loop portion. The control loop portion includes a reference frequency signal generating portion that outputs a reference frequency signal, a clock signal generating portion that generates a second clock signal having the same... Agent: Pearne & Gordon LLP

20070189360 - Method and apparatus for generation of asynchronous clock for spread spectrum transmission: A circuit for spread spectrum rate control uses a first interpolator to phase interpolate between a first signal and a second signal and generate a first output signal based on a first control signal. A second interpolator is utilized to phase interpolate between a third signal and a fourth signal... Agent: Priest & Goldstein, PLLC

20070189361 - Rf transceiver using hopping frequency synthesizer: A technique of frequency hopping communication capable of high-speed switching of a plurality of signals having ultra-wide band 528 MHz bandwidth at high-speed and setting and switching a band center frequency and the number of bands arbitrary is provided. A radio transceiver has a frequency hopping communication function of UWB... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070189368 - Channel estimation for a high-speed data packet acess rake receiver: An HSDPA rake receiver has a plurality of rake fingers. Different channels may experience different spreading factors. The channel estimate (CE) and the CE delay may be affected and depend on the spreading factor. The CE delay is related to the individual rake finger output buffer size. According to the... Agent: Garlick Harrison & Markison

20070189363 - Reduced complexity interference suppression for wireless communications: The computational complexity required for interference suppression in the reception of wireless communications from multiple users is reduced by sharing information among the users. In some situations, information indicative of a statistical characteristic of the interference is shared among the users. Delays used to produce the interference statistic information are... Agent: Ericsson Inc.

20070189365 - Despreading-on-demand for use in spread spectrum receivers: A flexible and resource-efficient despreading-on-demand (DoD) technique is described where only channels that actually contain data to be despread are despread, and only a single despreading operation need be performed using the actual spreading factor associated with that data. In one example, the data portion of the received signal is... Agent: Nixon & Vanderhye, PC

20070189367 - Method and apparatus for combining of hrpd f-mac channel in soft/softer handoff region in a mobile communication system: Provided is a method and apparatus for efficient combining of a MAC channel in a rake receiver of an HRPD system. The method includes demodulating symbols from fingers to which different MAC indexes (MACIndex) are assigned by different sectors; aligning and discriminating channels transmitted in in-phase and channels transmitted in... Agent: The Farrell Law Firm, P.C.

20070189366 - Method and apparatus for detecting fake path in receiver in mobile communication system: Disclosed is an apparatus and method for receiving a signal transmitted through a multi-path in a wireless communication system, and more particularly an apparatus and method for removing a fake path detected by the ripple of a baseband pulse shaping filter to detect the position of an effective multi-path signal... Agent: The Farrell Law Firm, P.C.

20070189364 - Method and apparatus for shared parameter estimation in a generalized rake receiver: Signal impairment correlations for multiple signals in a received multipath signal are constructed by fitting parametric models associated with each high-data-rate signal in the multipath against measured impairment correlations. The estimated model fitting parameters are applied to form impairment correlation estimates for all signals. The models comprise a separate impairment... Agent: Coats & Bennett, PLLC

20070189362 - Method and system for channel estimation, related receiver and computer program product: A system for performing channel estimation based on a received signal including both known and unknown transmitted symbols, includes detector circuitry for detecting the unknown symbols by assigning estimated values to the unknown symbols, and channel estimator circuitry for performing channel estimation by exploiting both the known symbols and the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070189369 - Open-loop diversity technique for systems employing multi-transmitter antennas: respectively, where b1, b2, b3, and b4 are the symbols derived from a respective one of four symbol sub-streams, and b*1, b*2, b*3, and b*4 are, respectively, the complex conjugate of the aforementioned symbols. The rows of the matrix represent the different antennas, while the columns represent different symbol periods.... Agent: Docket Administrator (rm. 3j-219) Lucent Technologies Inc.,

20070189370 - Frequency modulator using pll: In a frequency modulator, a VCO oscillates at a frequency according to a voltage applied to an input terminal. A divider divides an output signal of the VCO. A phase comparator compares the output of the divider with a reference clock signal and outputs a voltage corresponding to a phase... Agent: Cantor Colburn, LLP

20070189371 - Quadrature modulation transceiver and parameter estimating method for iq imbalance calibration: A quadrature modulation transceiver is capable of receiving an in-phase component and a quadrature-phase component corresponding to an input signal, and generating a transmitting signal by up-converting the in-phase component and the quadrature-phase component according to an in-phase transmitting carrier and a quadrature-phase transmitting carrier respectively. The quadrature modulation transceiver... Agent: North America Intellectual Property Corporation

20070189372 - Asynchronous digital data capture: The present invention provides asynchronous digital capture by first, capturing the digital output of the device under test (DUT) clock on an automated test equipment (ATE) digital channel. Next, the NRZ output data of the DUT is captured while the clock signal is captured on adjacent ATE channels. Next, the... Agent: Agilent Technologies Inc.

20070189374 - Concurrent process for blind deconvolution of digital signals: A process and system for eliminating intersymbol interference in digital signals, which is caused by the dispersive effect of any practical transmission channel.... Agent: Powell Goldstein LLP

20070189375 - Infinite impulse response filter circuit and magnetic disk drive: p

20070189373 - Method and apparatus for generating equalizer filter tap coefficients: A method and apparatus generating an error signal and an update vector signal used to generate filter tap coefficients for an equalizer filter residing in an equalizer. The equalizer filter outputs an equalized signal in response to receiving a sample data stream. The error signal is generated by down-sampling the... Agent: Volpe And Koenig, P.C. Dept. Icc

20070189376 - Architecture for very high-speed decision feedback sequence estimation: A method for providing a next-cycle input sample from a decision feedback equalizer to a symbol decoder using look-ahead computations such that timing contention between the decision feedback equalizer and the symbol decoder is reduced. During a symbol period, a set of possible values is computed in the decision feedback... Agent: Mcandrews Held & Malloy, Ltd

20070189377 - Data processing apparatus: A method and apparatus for modifying a compression encoded video sequence representing a video image are described. The compression encoded video sequence includes a group of pictures comprising an intra-encoded picture and at least one inter-encoded picture, the inter-encoded picture comprising a plurality of image blocks. At least one of... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070189378 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent: Adeli Law Group, A Professional Law Corporation

20070189379 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent: Adeli Law Group, A Professional Law Corporation

20070189380 - Method and apparatus for video buffer verifier underflow and overflow control: A method and apparatus for Video Buffer Verifier (VBV) underflow and overflow control. A combination of picture and slice level control is used in the method and apparatus. Improved prevention of overflow and panic mode encoding is achieved by adjusting the virtual buffer-fullness which allows the quantization-step to have an... Agent: Seed Intellectual Property Law Group PLLC

20070189381 - Method and apparatus for previewing digital motion picture content: One embodiment of the present invention provides a system that generates a look-up table which can be used to preview digital motion picture content. During operation, the system receives an analytical model for a digital motion picture workflow. Next, the system selects a set of input pixel values. The system... Agent: M.h.k.k.g., P.C. / Adobe Systems Incorporated

20070189382 - Method and apparatus for scalably encoding and decoding video signal: In one embodiment, the method includes predicting at least a portion of a current image in a current layer based on at least an intra-coded portion of a base image in a base layer, a reference image, shift information for samples in the predicted current image, and offset information indicating... Agent: Harness, Dickey & Pierce, P.L.C

20070189384 - Method and apparatus for reproduction of image frame in image receiving system: An apparatus for reproduction of an image frame in an image receiving system is disclosed. The apparatus includes a demultiplexer for restoring a received signal to a decodable bitstream and generating start information of each image frame of the bitstream, and an image decoder for decoding the bitstream restored by... Agent: Cha & Reiter, LLC

20070189383 - Method and system for appending redundancy to uncompressed video for transmission over wireless communication channels: A method and system for communication of uncompressed video information over a wireless channel, involving partitioning neighboring pixels in a video frame into different packets and transmitting the packets separately over a wireless channel. Redundancy information is generated for pixels in one or more packets and transmitted over the wireless... Agent: Kenneth L. Sherman, Esq. Myers Dawes Andras & Sherman, LLP

20070189386 - Image generation apparatus and image generation method: The image generation apparatus includes: an image receiving unit which receives a first video sequence including frames having a first resolution and a second video sequence including frames having a second resolution which is higher than the first resolution, each frame of the first video sequence being obtained with a... Agent: Wenderoth, Lind & Ponack L.L.P.

20070189385 - Method and apparatus for scalably encoding and decoding video signal: In one embodiment, decoding of a video signal includes predicting at least a portion of a current image in a current layer based on at least a portion of a base image in a base layer and shift information for samples in the predicted current image.... Agent: Harness, Dickey & Pierce, P.L.C

20070189388 - Method for predicting a bi-predictive block of a moving picture: In the method for predicting a bi-predictive block of a moving picture, first and second distinct motion-compensated blocks are obtained using first and second motion vectors respectively. The bi-predictive block of the moving picture is predicted using first and second variable weight factors associated with the first and second distinct... Agent: Harness, Dickey & Pierce, P.L.C

20070189387 - Sidewall functionalization of nanotubes with hydroxyl terminated moieties: The present invention is directed to methods of forming sidewall-functionalized carbon nanotubes, wherein such functionalized carbon nanotubes have hydroxyl-terminated moieties covalently attached to their sidewalls. Generally, such methods involve chemistry on carbon nanotubes that have first been fluorinated. In some embodiments, fluorinated carbon nanotubes (“fluoronanotubes”) are reacted with mono-metal salts... Agent: Winstead Sechrest & Minick P.C.

20070189390 - Adapting one type of encoder to another type of encoder: Described are methods and systems for processing data. A motion estimator uses a block of an input frame of video data and a block of a reference frame of video data to generate motion vectors according to a first encoding scheme. A motion compensator produces half pel motion vectors from... Agent: Wagner, Murabito & Hao LLP

20070189389 - Method for coding a video image taking into account the part relating to a component of a movement vector: The following steps are carried out in the inventive method: estimation of movement between a current moment corresponding to the current image and a reference moment corresponding to a reference image in order to provide a movement vector, an entropic coding for a high spatial frequency signal relating in the... Agent: Joseph J. Laks, Vice President Thomson Licensing LLC

20070189391 - Image processing apparatus, image processing method, storage medium, and program: There are disclosed an image processing apparatus and method, and the like, which can obtain a high-quality image, the dynamic range or partial pixel value range of which has been changed while suppressing or avoiding collapse of the edge structure of an image or generation of overshoot. Also, there are... Agent: Fitzpatrick Cella Harper & Scinto

20070189392 - Reduced resolution update mode for advanced video coding: There is provided a video encoder, video decoder and corresponding encoding and decoding methods for respectively encoding and decoding video signal data for an image slice. The video encoder includes a slice prediction residual downsampler for downsampling a prediction residual of at least a portion of the image slice prior... Agent: Joseph J. Laks, Vice President Thomson Licensing LLC

20070189393 - Apparatus and method for receiving broadcasting data in digital video broadcasting receiver: Disclosed is an apparatus and method for receiving broadcasting data in a digital video broadcasting receiver using Digital Video Broadcasting-Handhelds (DVB-H), the method including detecting section headers carrying broadcasting service information from a received Transport Stream (TS) packet and extracting delta-t information from the section headers, counting the number of... Agent: The Farrell Law Firm, P.C.

20070189394 - Image coding and decoding method and apparatus considering human visual characteristics: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest... Agent: Staas & Halsey LLP

20070189395 - System and method for generating decoded digital video image data: Methods and systems are disclosed for decoding image data including I-picture, P-picture, and B-picture encoded data. A method includes receiving encoded image data and selectively performing a modified inverse discrete cosine transform (IDCT) process to generate output pixel array blocks at a lower resolution than the resolution of the received... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070189397 - Method and system for bit reorganization and packetization of uncompressed video for transmission over wireless communication channels: A method and a system for bit reorganization and packetization of uncompressed video for transmission over wireless communication channels. The bit stream of the uncompressed video is reorganized according to importance levels of video bits. Then, various unequal protection methods such as encoding are applied to bits at different video... Agent: Kenneth L. Sherman, Esq. Myers Dawes Andras & Sherman, LLP

20070189396 - Video encoding method and apparatus, video decoding method and apparatus, programs therefor, and storage media for storing the programs: A video encoding method for encoding a plurality of images as a video image. The method includes a reference parallax data setting step of setting reference parallax data which indicates a viewing difference between a first image and an already-encoded second image, in order to encode target encoding data assigned... Agent: Harness, Dickey & Pierce, P.L.C

20070189398 - Video coding: A method of encoding a video signal representing a sequence of pictures, the method comprising comparing a first picture with a second picture, calculating a measure of the similarity between the first and the second pictures, comparing the measure of similarity with a predetermined criterion of similarity and, when the... Agent: Foley & Lardner LLP

20070189399 - Wireless video link synchronization: The present invention provides a method and apparatus for synchronizing wireless video data. The method involves first synchronizing the pixel clock of a video output device with the pixel clock of a video input device. This is accomplished by latching video counters in the input and output devices (creating a... Agent: Haynes And Boone, LLP

20070189400 - Digital signal processing apparatus: A digital signal processing apparatus for converting an analog signal to a digital signal and digitally processing the digital signal is disclosed. The apparatus includes a modulation part for performing pulse density modulation on the analog signal and outputting a pulse density modulation signal, a memory for storing a conversion... Agent: Ladas & Parry

20070189401 - Fec streaming with aggregation of concurrent streams for fec computation: Transmitters and receivers deal with streams of data, wherein the receiver is expected to begin using received data before receiving all of the data. Concurrent streams are sent and FEC coding is used with the streams and done as an aggregate. The transmitter performs FEC operations over the plurality of... Agent: Townsend And Townsend And Crew, LLP

20070189407 - Demodulation system: The present invention provides a modulation system that accurately demodulates a phase-demodulated signal without being affected by a phase error in received signal. In the modulation system, a sine wave generating unit of a sine wave/cosine wave generator, which generates a cosine wave and a sine wave both used for... Agent: Nixon Peabody, LLP

20070189404 - Method and apparatus for pilot signal transmission: A pilot (or reference) transmission scheme is utilized where different transmitters are assigned pilot sequences with possibly different cyclic time shifts. A pilot signal is transmitted concurrently by the transmitters in a plurality of pilot blocks, and a receiver processes the plurality of received pilot blocks to recover a channel... Agent: Motorola Inc

20070189406 - Method and apparatus for transmitting and receiving pilot symbols in orthogonal frequency-division multiplexing based communication systems: A method for transmitting and receiving pilot symbols in an orthogonal frequency division multiplexing (OFDM)-based communication system is provided. Pilot symbols are mapped to pilot tone frequencies assigned to terminals, and even-numbered or odd-numbered pilot symbols are phase-rotated to be orthogonal. An apparatus for transmitting pilot symbols in an OFDM-based... Agent: H.c. Park & Associates, PLC

20070189405 - System and method for ask ofdm transmission and reception: An OFDM system and method using amplitude shift keying (ASK) for subcarrier modulation is provided. Because ASK is used, the signal of each symbol in time domain is conjugate-symmetric. In addition, among the discrete numbers of each symbol, two of them are always real. These properties are utilized such that... Agent: Smart & Biggar P.o. Box 2999, Station D

20070189402 - Method and apparatus for channel state information generation in a dvb-t receiver: A method and apparatus for channel state information generation in a DVB receiver. The present invention comprises: obtaining the magnitude of an error signal and a channel response signal of a sub-carrier; combining the magnitude of the error signal and the magnitude of the channel response signal of each sub-carrier;... Agent: Madson & Austin Gateway Tower West

20070189403 - Method and device for phase noise compensation in ofdm/ofdma receivers, and receiver employing the method and the device: In one aspect, a compensation of phase noise is performed downstream from a Discrete Fourier Transformer converting received signals in the time domain into signals in the frequency domain wherein a linear transversal equaliser working on the signals in the frequency domain for reducing both the common phase error and... Agent: Siemens Corporation Intellectual Property Department

20070189410 - Space time transmit diversity (sttd) decoder within a hsdpa rake receiver: A Space Time Transmit Diversity (STTD) Decoder includes a physical channel despreader, a delay buffer, an upper processing branch, a lower processing branch and a combiner. The upper processing branch is operable to apply a conjugate of a first channel estimate to the delay buffer symbol output and produce non... Agent: Garlick Harrison & Markison

20070189409 - Diversity transmitter and diversity transmission method: The present invention concerns a diversity transmitter, comprising: transmit symbol input means (1) for inputting a symbol matrix (b) to be forwarded to a transmit processing means (2), said transmit processing means comprising supplying means (2a) for supplying columns of said symbol to a plurality of at least two branches,... Agent: Foley & Lardner LLP

20070189408 - Mobile station and method for channel sounding using a single radio frequency transmitter chain in a multiple-input multiple-output (mimo) system: Embodiments of a mobile station and a method for channel sounding in a wireless network are generally described herein. Other embodiments may be described and claimed. In some embodiments, channel sounding is performed using a single radio frequency transmitter chain in a multiple-input multiple-output (MIMO) system. In some embodiments, portions... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20070189411 - Audio encoding and transmission method: A method of transmitting audio signals is disclosed. The method includes, receiving a multi-channel analog audio signal, converting the analog audio signal to a digital audio signal with a first sample bit length and a first sample rate, providing a header for each discrete sample of the digital audio signal... Agent: Howison & Arnott, L.l.p

20070189412 - Method and system for sounding packet exchange in wireless communication systems: A method and system for sounding packet exchange in wireless communication involves generating a training request (TRQ) specifying a number of long training fields (LTFs), and transmitting a TRQ from an initiator (transmit station) having multiple antennas to a responder (receive station) over a wireless channel, wherein the TRQ specifies... Agent: Kenneth L. Sherman, Esq. Myers Dawes Andras & Sherman, LLP

20070189414 - Frequency-division multiplexing transceiver apparatus and method: A frequency-division multiplexing transmission apparatus that transmits data at a frequency spectrum specific to a mobile station in which a π/4-continuous-phase-rotation unit performs phase rotation that increases in increments of π/4 or decreases in decrements of −π/4 for each symbol of a transmission-symbol sequence; a symbol-repetition and rearrangement unit compresses... Agent: Bingham Mccutchen LLP

20070189415 - Frequency-division multiplexing transceiver apparatus and method: In a frequency-division multiplexing transmission apparatus for transmitting data in a frequency spectrum specific to a mobile station, a chip-dividing unit divides each symbol of a transmission-symbol sequence into chips; a first phase rotation unit performs π/2 phase rotation for the odd-numbered chips of the divided chips; a chip-repetition and... Agent: Bingham Mccutchen LLP

20070189413 - Wireless communication system using a single trace for transmitting signals: A wireless communication system includes an antenna, a receiving module, a power source, and a power control hub. The power control hub includes an amplifier having a first end coupled to the receiving module and a second end coupled to the power source. The amplifier generates a first output signal... Agent: North America Intellectual Property Corporation

20070189416 - Apparatus and method for orthogonal spatial multiplexing in a closed-loop mimo-ofdm system: An Orthogonal Spatial Multiplexing (OSM) apparatus and method in a closed-loop Multiple Input Multiple Output-Orthogonal Frequency Division Multiplexing (MIMO-OFDM) system are provided. In the OSM method, a basic signal model is set and transmission symbols are encoded. A real-valued system model corresponding to the basic signal model is obtained. To... Agent: The Farrell Law Firm, P.C.

20070189417 - Precise delay alignment between amplitude and phase/frequency modulation paths in a digital polar transmitter: A novel apparatus for and method of delay alignment between amplitude and phase/frequency modulation paths in a digital polar transmitter. The invention provides a fully digital delay alignment mechanism where better than nanosecond alignment is achieved by accounting for processing delays in the digital circuit modules of the transmitter and... Agent: Texas Instruments Incorporated

20070189418 - Demodulator and optical disk device having the same: A demodulator reads a slice signal input to a slice signal input terminal, and demodulates a data word from a code word to output the demodulated data word to a data word output terminal. The demodulator includes a main demodulation table which, when a code word not violating a minimum... Agent: Fish & Richardson PC Citigroup Center

20070189419 - Conversion of multiple analog signals in an analog to digital converter: A multiple analog signal converter (100) simultaneously converts multiple analog signals (104,106) to digital signals (112, 114) using a single analog to digital converter (ADC) 102. A first analog signal (104) at a first center frequency and a second analog signal (106) at a second center frequency are processed by... Agent: Qualcomm Incorporated

20070189420 - Limiter based analog demodulator: A limiter based analog demodulator includes a power amplifier receiving a base-band signal and a local clock operating at the base-band frequency. A first multiplier receives an output from the power amplifier and the local clock to provide an in phase signal. A quadrature phase shifter receives the local clock... Agent: Harness, Dickey & Pierce P.L.C

20070189421 - Offset correction circuit of encoder: An encoder sampling a first phase (A) signal and second phase (B) signal with phases differing from each other by about 90 degrees at the same timing, converting them from an analog to digital format, and detecting an angle signal based on the obtained digital signals, provided with offset detection... Agent: Drinker Biddle & Reath (dc)

20070189422 - Radio demodulation circuit: The radio demodulation circuit of the present invention demodulates a multi-valued FSK signal with a digital demodulator, performs threshold value judgment on the demodulated output of the digital demodulator with a data judging device, and keeps the threshold value obtained by the data judging device in a threshold value holding... Agent: Mcdermott Will & Emery LLP

20070189423 - Adaptive thresholding algorithm for the noise due to unknown symbols in correlation based channel impulse response (cir) estimate: An impulse response is estimated for a channel by estimating an intermediate impulse response of the channel. The intermediate impulse response comprises at least one multipath spike and one or more non-deterministic noise components at locations throughout the channel Then, a threshold function is applied to the estimated intermediate impulse... Agent: Zenith Electronics Corporation

20070189424 - Method and apparatus for reduced-state viterbi detection in a read channel of a magnetic recording system: A method and apparatus are disclosed for improving the maximum data rate of reduced-state Viterbi detectors with local feedback in magnetic recording systems. A read channel signal is processed in a magnetic recording device by precomputing branch metrics, intersymbol interference estimates or intersymbol interference-free signal estimates for speculative sequences of... Agent: Ryan, Mason & Lewis, LLP

20070189426 - Method, medium, and system decoding and encoding a multi-channel signal: A method, medium, and system decoding and/or encoding multiple channels. Accordingly, down-mixed multiple channels can be decoded/up-mixed to a left channel and a right channel during a first stage, thereby enabling a high quality sound output even in scalable channel decoding.... Agent: Stass And Halsey, LLP

20070189425 - System and method for improved noise immunity in impulse and radar communications systems: A method of improving noise immunity in a signal is provided. The method comprises receiving a multi-bit symbol comprised of pulses and absences of pulses, incrementing a correlation count if a pulse is present when a pulse is expected, and decrementing the correlation count if a pulse is present when... Agent: Honeywell International Inc.

20070189427 - Method and apparatus for equalizing received signals based on independent component analysis: The present invention is related to a method and apparatus for blindly equalizing received signals in the time domain based on independent component analysis (ICA). Received signals are demodulated and over-sampled by a rate at least twice the symbol rate to populate a mixing matrix. The received signal samples are... Agent: Volpe And Koenig, P.C. Dept. Icc

20070189428 - Method and system for automatically calibrating a clock oscillator in a base station: Method and system for automatically calibrating a clock oscillator (202) in a base station (102) are provided. The method (300) includes receiving (304) a span of at least one transmission link and linking (306) the base station to at least one reference clock over the at least one transmission link.... Agent: Motorola, Inc.

20070189429 - Low power charge pump: A charge pump is configured to control current flow at an output node in response to input signals. A plurality of control signals are generated based upon the input signals. The control signals operate to control the timing and duration of current flows within the charge pump and to thereby... Agent: Townsend And Townsend And Crew, LLP

20070189431 - Delay alignment in a closed loop two-point modulation all digital phase locked loop: A novel apparatus for and method of delay alignment in a closed loop two-point modulation all digital phase locked loop (ADPLL). The invention provides a fully digital delay alignment mechanism where better than nanosecond alignment is achieved by accounting for processing delays in the digital circuit modules of the transmitter... Agent: Texas Instruments Incorporated

20070189430 - Phase-locked loop circuit with a mixed mode loop filter: A phase-locked loop circuit includes a phase and frequency detector receiving a reference signal and an output signal of the phase-locked loop circuit for generating a detected signal representing a frequency or phase difference therebetween. A digital charge pump coupled to the phase and frequency detector generates a charge control... Agent: Howard Chen, Esq. Preston Gates & Ellis LLP

20070189432 - Information processing apparatus and data communication method: An information apparatus switches a display at a predetermined area which includes at least a part of a portion where an electromagnetic-wave emitting unit used for data communications with a data storage device is disposed, according to data communication processing with the data storage device, and emits sound generated according... Agent: Rader Fishman & Grauer PLLC

20070183479 - Method to calibrate rf paths of an fhop adaptive base station: A method for calibration of RF paths of a frequency hopping adaptive base transceiver station is provided. The method of calibration calibrates a wireless cellular telecommunication system with a frequency hopping adaptive base transceiver station including an adaptive antenna array with two or more RF traffic transceiver apparatus chains. The... Agent: Sacco & Associates, Pa

20070183482 - Cdma communication apparatus and cdma communication method: A CDMA communication apparatus wherein resistance against phase noise can be improved without degradation of transmission efficiency. In this apparatus, spread parts (110-1 to 110-n) spread the respective ones of transmission signals (1 to n). Coordinate transformation parts (120-1 to 120-n) interchange the in-phase and quadrature components of the signals... Agent: Stevens, Davis, Miller & Mosher, LLP

20070183480 - Channel-adaptive waveform modulation: A method for transmitting a sequence of data blocks of equal length includes obtaining part of a matrix for the impulse response function of a communication channel between a transmitter and a receiver. The part relating to channel-induced interference between sampling intervals of adjacent ones of the data blocks. The... Agent: Lucent Technologies Inc. Docket Administrator

20070183481 - Terrestrial repeater with redistribution of pseudo-random codes on different carrier frequencies: This invention concerns a terrestrial repeater (RF) dedicated to a hybrid communication network comprising a satellite for transmitting to terminals (and at least to the repeater) signals (SPI) in the form of a first modulated carrier with data to be transmitted, encoded by suing initial sequences of at least two... Agent: Sughrue Mion, PLLC

20070183483 - Method and apparatus for selectively applying interference cancellation in spread spectrum systems: The present invention is directed to the selective provision of interference canceled signal streams to demodulating fingers in a communication receiver. According to the present invention, potential interferer signal paths are identified. Signal streams having one or more potential interferer signals removed or canceled are created, and a correlation is... Agent: Tensorcomm, Inc.

20070183485 - Method of estimating doppler spread and signal-to-noise ratio of a received signal: A method for estimating a Doppler spread and a signal-to-noise ratio of a received signal includes: (a) calculating one or more functions of a carrier component of the received signal at a first time point relative to a pilot signal embedded in the received signal; (b) Calculating the one or... Agent: Macpherson Kwok Chen & Heid LLP

20070183484 - System and method of frequency acquisition: A system, method and device for frequency acquisition. In particular, the embodiments allow for a mobile telephone to simultaneously receive data and/or voice signals while acquiring a GPS signal for its navigation feature. The system, method and device of the present embodiments employ a digital rotator and a local oscillator... Agent: Qualcomm Incorporated

20070183486 - Method for gps positioning in a weak signal environment: The present invention is a method for GPS positioning in a weak signal environment. The method includes obtaining assistance data for a GPS signal from a satellite at a predetermined time, wherein the assistance data including predicted navigation data, Doppler shift and Doppler shift rate and the GPS signal being... Agent: Carlton Fields, Pa

20070183487 - Optimal use of resources for signal processors: Systems, methods and devices for signal processing are presented. In particular, methods for the detection of signals in CDMA-based systems are presented, together with corresponding devices. These methods provide more efficient use of correlation resources through proper identification of candidate signal peaks.... Agent: Foley And Lardner LLP Suite 500

20070183488 - Ttr offset control apparatus and method in asymmetric digital subscriber line: The present invention relates to an apparatus and method for TCM Timing Reference (TTR) offset control in an Asymmetric Digital Subscriber Line (ADSL), the apparatus and method controlling TTR offset in order to remove Near End Crosstalk (NEXT) or Far End Crosstalk (FEXT) noise which would otherwise take place in... Agent: Robert E. Bushnell

20070183489 - Apparatus for decoding a signal and method thereof and a trellis coded modulation decoder and method thereof: An apparatus for decoding a signal and method thereof and a TCM decoder and method thereof. The TCM decoder may calculate a branch metric based on path metrics received from a plurality of other TCM decoders. The TCM decoder may be included within a joint TCM decoder which may be... Agent: Harness, Dickey & Pierce, P.L.C

20070183490 - Pwm feedback/feed-forward protection: Systems and methods for improving the stability of feedback and/or feed-forward subsystems in digital amplifiers. One embodiment comprises a digital pulse width modulation (PWM) controller. The controller includes an input for receiving a digital audio input signal and is configured to generate a PWM output signal based on the input... Agent: Law Offices Of Mark L. Berrier

20070183491 - Context adaptive binary arithmetic decoding for high definition video: An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to present a video signal and macroblock data in response to decoding one or more bins on a binary signal. The second circuit may be configured to, in parallel (i) generate the binary signal... Agent: Lsi Logic Corporation

20070183492 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent: Adeli Law Group, A Professional Law Corporation

20070183496 - Picture decoding method and picture decoding apparatus: A picture decoding method for decoding coded data on a block-by-block basis and smoothing, using a deblocking filter, blocking distortion which occurs in a boundary between decoded blocks. In this method, a variable length decoding unit VLD detects whether or not each block in the coded data contains an error;... Agent: Wenderoth, Lind & Ponack L.L.P.

20070183495 - Multi-view video encoding apparatus and method: A multi-view video encoding apparatus and a method thereof are provided. The apparatus includes: a multi-view video input unit which receives a multi-view video; an I frame location determination unit which determines a location of an I frame which is a basis for encoding the multi-view video according to characteristics... Agent: Sughrue Mion, PLLC

20070183494 - Buffering of decoded reference pictures: A method of decoding a scalable video data stream comprising a base layer and at least one enhancement layer, the method comprising: decoding pictures of the video data stream according to a first decoding algorithm, if pictures only from the base layer are to be decoded; and decoding pictures of... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070183493 - Method and device for image and video transmission over low-bandwidth and high-latency transmission channels: The present invention provides a method for transmission of a images and/or video over bandwidth limited transmission channels having varying available bandwidth, which method comprises the use of a classification algorithm for decomposing the images and/or video to be transmitted into multiple spatial areas, each area having a specific image... Agent: Bacon & Thomas, PLLC

20070183498 - Apparatus and method for transition point detection, recording apparatus and record playback apparatus: A digital recording apparatus of the present invention comprises an encoder for generating an encoded stream by encoding an input signal comprised of a digital video and digital audio signals, and a system controller for receiving encode information of the encoder and generating a management file of the encoded stream.... Agent: Young & Thompson

20070183497 - Extracting key frame candidates from video clip: A method of analyzing a digital video clip to determine candidate frames for subsequent key frame selection including performing a global motion estimate on the video clip that indicates translation of the scene or camera, or scaling of the scene; forming a plurality of video segments based on the global... Agent: Pamela R. Crocker Patent Legal Staff

20070183501 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations: A method and apparatus for performing motion estimation in a digital video system is disclosed. Specifically, the present invention discloses a system that quickly calculates estimated motion vectors in a very efficient manner. In one embodiment, a first multiplicand is determined by multiplying a first display time difference between a... Agent: Adeli Law Group, A Professional Law Corporation

20070183502 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations: A method and apparatus for performing motion estimation in a digital video system is disclosed. Specifically, the present invention discloses a system that quickly calculates estimated motion vectors in a very efficient manner. In one embodiment, a first multiplicand is determined by multiplying a first display time difference between a... Agent: Adeli Law Group, A Professional Law Corporation

20070183503 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations: A method and apparatus for performing motion estimation in a digital video system is disclosed. Specifically, the present invention discloses a system that quickly calculates estimated motion vectors in a very efficient manner. In one embodiment, a first multiplicand is determined by multiplying a first display time difference between a... Agent: Adeli Law Group, A Professional Law Corporation

20070183504 - Motion estimation using prediction guided decimated search: A method and apparatus utilizing a prediction guided decimated search motion estimation algorithm are provided. The prediction guided decimated search motion estimation algorithm generates a motion vector used to encode a macroblock in a frame from a video sequence. The algorithm includes generating full-pixel seed vectors, performing a full-pixel search... Agent: Wolf Greenfield & Sacks, P.C.

20070183505 - Motion vector predictive encoding method, motion vector decoding method, predictive encoding apparatus and decoding apparatus, and storage media storing motion vector predictive encoding and decoding programs: A motion vector predictive encoding method, a motion vector decoding method, a predictive encoding apparatus, a decoding apparatuses, and storage media storing motion vector predictive encoding and decoding programs are provided, thereby reducing the amount of generated code with respect to the motion vector, and improving the efficiency of the... Agent: Jones Day

20070183499 - Picture encoding method, picture decoding method, picture encoding apparatus, picture decoding apparatus, picture encoding program, and picture decoding program: In picture encoding that generates prediction pictures from picture information of frames previously encoded and encodes picture information for each area, the encoding efficiency is improved. A plurality of motion vector candidates are stored in advance in a motion vector storage memory (107). A motion vector selection section (109) selects... Agent: Harness, Dickey & Pierce, P.L.C

20070183500 - Video encoding: An embodiment is directed to a method for selecting a predictive macroblock partition from a plurality of candidate macroblock partitions in motion estimation and compensation in a video encoder including determining a bit rate signal for each of the candidate macroblock partitions, generating a distortion signal for each of the... Agent: Qualcomm Incorporated

20070183506 - Variable-length decoding apparatus and decoding method: Encoded data using reversible variable length code words is input to a forward decoder (123) to be decoded in the forward direction. When an error is detected in the encoded data in the forward decode processing, backward decode processing is started by a backward decoder (126). A decode value determination... Agent: Foley And Lardner LLP Suite 500

20070183510 - Method and apparatus for decoding video that alternately store lines of picture in pixel units and method of storing reference picture: A method and apparatus for decoding video, which alternately store lines of a picture in pixel units, and a method of storing a reference picture, n which the apparatus includes a memory that stores M lines of a picture in N interleave lines, wherein M is a natural number and... Agent: Frank Chau, Esq. F. Chau & Associates, LLC

20070183507 - Decoding scheme for variable block length signals: The present invention relates to a two-step decoding approach, where the size of a media block is first calculated or determined based on a subset of information from a bitstream. This size information defines the number of bytes or length of the media block. The size information is then used... Agent: Nxp, B.v. Nxp Intellectual Property Department

20070183508 - Image decoding device and image encoding device: Such an image decoding device (100) has: a variable length decoding unit (111) or the like which sequentially decodes the blocks; a frame memory (102); a de-blocking filtering unit (119) which applies filtering processing to each decoded block; switches (103and 104) in the first executing status, which stores the block... Agent: Wenderoth, Lind & Ponack L.L.P.

20070183509 - Method and apparatus for coding information: The invention provides a method and apparatus for coding information that is specifically adapted for smaller presentation formats, such as in a hand held video player. The invention addresses, inter alia, reducing the complexity of video decoding, implementation of an MP3 decoder using fixed point arithmetic, fast YcbCr to RGB... Agent: Glenn Patent Group

20070183511 - Image coding method and apparatus and image decoding method and apparatus: An image coding and decoding technology for compressing motion pictures which makes use of critical point filter technology and that includes detection of scene changes to provide more accurate decoding. An image input unit acquires key frames. A scene change detector detects when there is a scene change between key... Agent: Ralph A. Dowell Of Dowell & Dowell P.C.

20070183512 - Video display device, video encoder, and methods for use therewith: A video encoder includes a receiving module for receiving a video signal, the video signal including a plurality of fields, wherein each of the plurality of fields includes a plurality of pixels. The video encoder further includes a signal processor having a signal processing module for generating a processed video... Agent: Garlick Harrison & Markison

20070183513 - Signal processing system capable of changing signal levels: A signal processing system for changing a level of an input signal to generate an output signal is disclosed. The signal processing system includes a shifter, a sigma-delta modulator, and a level adjuster. The shifter is utilized for receiving the input signal and for bit-shifting the input signal according to... Agent: North America Intellectual Property Corporation

20070183521 - Method of channel estimation: A method of channel estimation is provided. The method is applied to a communication system having signals transmitted via a plurality of pilot and non-pilot sub-channels. The method comprises the steps of obtaining a first and second channel responses of each pilot sub-channel using pilot symbols received during a first... Agent: Rabin & Berdo, PC

20070183520 - Spectral shaping to reduce peak-to-average ratio in wireless communication: Techniques for performing spectral shaping to achieve a desired peak-to-average ratio (PAR) are described. Spectral shaping may be selectively performed for a single-carrier frequency division multiplexing (SC-FDM) signal based on one or more criteria, e.g., in transmit power limited conditions and/or if a modulation scheme with lower PAR is unavailable.... Agent: Qualcomm Incorporated

20070183522 - Measuring interference and noise power using non-content burst periods: Embodiments describe a method of measuring noise and interference within transceivers of an OFDM wireless transmission system, or similar communication system, including a number of receivers communicating with one or more base stations in cell or sector arrangements. The transmitter schedules a transmission burst for a non-existent user (receiver) using... Agent: Courtney Staniford & Gregory LLP

20070183515 - Method and apparataus for transmitting data in a multi-antenna wireless system: The invention is to improve the throughput for a wireless transmission. Multiple antennas are activated in the same frequency at the same time to facilitate parallel transmission. A systematic processes are provided to achieve high throughput transmission.... Agent: Greenblum & Bernstein, P.L.C

20070183518 - Method and apparatus for estimating timing error and frequency offset of mimo system: The present invention relates to a method and device for estimating a timing error and a frequency offset in the MIMO mobile communication system. In a system including a plurality of transmit antennas and a plurality of receive antennas, a predetermined preamble symbol is inserted into a frame to be... Agent: The Farrell Law Firm, P.C.

20070183519 - Method for channel estimation in orthogonal frequency division multiplexing system and device thereof: A method for channel estimation in an Orthogonal Frequency Division Multiplexing (OFDM) system, including: a transmitter determining a distribution density of pilot OFDM symbols according to the maximum Doppler frequency shift supported by the system, and transmitting pilot OFDM symbols and data OFDM symbols based on the distribution density of... Agent: Marshall, Gerstein & Borun LLP

20070183514 - Orthogonal frequency division multiplexing receiver: A receiver for orthogonal frequency division multiplexing signals, including an A/D converter (52) for converting receiver analog signals to a digital signal data stream, wherein the digital signal data stream includes symbols separated by guard segments. The receiver also includes an I/Q demodulator (54) for producing a first set of... Agent: Barnes & Thornburg LLP

20070183517 - Symmetrical data signal processing: In a digital communications receiver configured to receive, via a communications channel, a received first signal representing a sequence of symbols, each symbol being encoded to be representative of data bits, a method of processing the received signal includes adjusting a magnitude, filtering, and applying cyclic prefix restoration, to the... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.C.

20070183516 - Wireless communications system employing ofdma and cdma techniques: Disclosed is an Orthogonal Frequency Division Multiple Access (OFDMA) based wireless communications system operable to communicate OFDMA type signals over a set of dynamically assigned orthogonal sub-carriers and Code Division Multiple Access (CDMA) type signals over a set of pre-allocated orthogonal sub-carriers. The OFDMA system utilizes pre-allocated orthogonal sub-carriers for... Agent: Lucent Technologies Inc. Docket Administrator

20070183523 - Method and apparatus for improving packet error rate performance using beamforming techniques: A method and apparatus for implementing transmit and receive beamforming in an orthogonal frequency division modulation (OFDM) multiple-in multiple-out (MIMO) system. The OFDM MIMO system includes at least one transmitter and at least one receiver. A receive information vector is determined based upon channel estimates performed at the transmitter and... Agent: Volpe And Koenig, P.C. Dept. Icc

20070183524 - Apparatus and method for interference cancellation in a wireless communication system: A symbol demapping method and apparatus for efficient interference cancellation in a wireless communication system. Decision signal points are generated which include decision signal points based on a modulation scheme and a virtual signal point added to a zero point. A magnitude of a complex value of an input signal... Agent: The Farrell Law Firm, P.C.

20070183525 - Digital broadcasting transmission and reception system: A digital broadcasting transmission and reception system includes a digital broadcasting transmission apparatus and a digital broadcasting reception apparatus. The digital broadcasting transmission apparatus that includes a robust processor that codes a robust stream of a dual transport stream where a normal stream and the robust stream are combined. The... Agent: Stein, Mcewen & Bui, LLP

20070183526 - Various methods and apparatuses for impulse noise detection: Methods and apparatuses for reducing effects of impulse noise in a DSL transmitter receiver device are described. According to certain embodiment, the method includes comparing a hard decision output of a decoder with a soft decision output for a convolution coded modulation symbol received at a digital subscriber line (DSL)... Agent: Blakely Sokoloff Taylor & Zafman

20070183529 - Selecting modulation and coding level and spatial rate for orthogonal frequency domain modulation systems: Embodiments are directed to a link adaptation method that selects the optimum transmission scheme and modulation and coding signal (MCS) level within a MIMO system, based on optimal maximum throughput on the channels. The method selects the MCS levels and spatial rate values for broadband communication systems based on the... Agent: Courtney Staniford & Gregory LLP

20070183528 - Space-time codes for linearly labelled pam, psk, qam and related constellations using gray mapping: General algebraic space-time code constructions are presented for Gray-mapped 2K-PSK, 2K-PAM, and 4K-QAM constellations. The space-time codes achieve the rate-diversity tradeoff—i.e., they allow the transmission of information at the maximum rate possible for the given signaling constellation and the achieved transmit diversity level. New codes created by applying a nonsingular... Agent: The Johns Hopkins Universityapplied Physics Labora Office Of Patent Counsel

20070183527 - Space-time transmit diversity systems and methods for ofdm applications: Embodiments of the invention provide orthogonal Frequency Division Multiplexing-Space-time Block Codes (OFDMSTBC) mappings for code rate 1, 2 and 4 codes for 4 Transmit Antennas. To overcome the innate weakness of known codes, a new class of STBC codes is provided which is particularly suited for OFDM applications, although other... Agent: Smart & Biggar P.o. Box 2999, Station D

20070183532 - Method and system for transmitter envelope delay calibration: A test signal comprising a periodic waveform, such as a triangular waveform and sawtooth waveform, is used for propagation delay matching in a transceiver front-end. The test signal is separately fed to the envelope path and the RF path. At the power amplifier stage, a phase modulator is used to... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070183531 - Multi-mode selectable modulation architecture calibration and power control apparatus, system, and method for radio frequency power amplifier: A control input signal to select a modulation architecture. When a first modulation architecture is selected based on the control input signal, a time varying and substantially known baseband bias control signal is applied to a bias input of a power amplification module and a time varying and substantially known... Agent: Tyco Electronics Corporation

20070183530 - Transmission device and radio communication device: There is provided a transmission device having a preferable power efficiency and a wide control range of transmission output power. At the pre-stage side of a high-frequency power amplifier (105) for changing the amplitude of a high-frequency phase modulation signal (S4) according to a base band amplitude modulation signal (S2)... Agent: Greenblum & Bernstein, P.L.C

20070183533 - Mimo system with spatial diversity: A method of transmitting a wireless signal (FIGS. 2 and 3A) is disclosed. A data stream (DATA) is received at a first transmitter (210). The data stream is also received by a second transmitter (214) that is remote from the first transmitter. The first transmitter (210) transmits a first part... Agent: Texas Instruments Incorporated

20070183534 - Phasor fragmentation circuitry and method for processing modulated signals having non-constant envelopes: An improvement for a phasor fragmentation engine and method, whereby a phasor flipping algorithm is applied when determining fragment phasors for a non-constant envelope modulation signal (e.g. OFDM). The phasor flipping algorithm avoids sharp phase transitions for the fragment phasors, which cause an increase in bandwidth, by performing a comparison... Agent: Marger Johnson & Mccollom, P.C.

20070183535 - Sampling method for a spread spectrum communication system: Method for decoding a signal sent over a bandwidth-expanding communication system, where both channel estimation and signal detection are carried out on a set of samples generated by sampling the received signal at a sub-Nyquist rate, thus allowing for a significant reduction of the complexity of the sampling device of... Agent: Peter A. Businger, Esq.

20070183536 - Method of differential-phase/absolute-amplitude polar qam: A method of quadrature amplitude modulation involving encoding phase differentially and amplitude absolutely, allowing for a high data rate and spectral efficiency in data transmission and other communication applications, and allowing for amplitude scaling to facilitate data recovery; amplitude scale tracking to track-out rapid and severe scale variations and facilitate... Agent: Hovey Williams LLP

20070183537 - Radio receiver and noise estimated value correction method: A radio receiver includes a channel estimation unit, phase difference vector generation unit, correction coefficient setting unit, and noise estimation unit. The channel estimation unit obtains a channel estimated value from a received signal at a predetermined period by using a known pilot signal. The phase difference vector generation unit... Agent: Sughrue Mion, PLLC

20070183539 - Viterbi decoding circuit and wireless device: A setting register is provided in which parameters including a code rate, a constraint length, and a generator polynomial are changeably set according to a type of wireless communication standard, the parameters. A branch metric calculating unit generates branch metric information in an amount according to the code rate. A... Agent: Arent Fox PLLC

20070183542 - De-modulation of mok(m-ary orthogonal modulation): Apparatus for iterative detection and demodulation of M-ary orthogonal signals (MOK) and signals using Complementary Code Keying (CCK). The apparatus comprises a non-coherent detector that is used during the first iteration and in subsequent iterations uses a coherent detector that is responsive to a soft decoder that is responsive to... Agent: At&t Corp.

20070183538 - Method of viterbi decoding with reduced butterfly operation: A method of Virterbi decoding with a reduced butterfly operation decodes an encoded signal to reconstruct a source data signal. The method comprising the steps of: (A) receiving the encoded signal; (B) computing kernel branch metrics with the reduced butterfly operation in accordance with the encoded signal; (C) using symmetry... Agent: Bacon & Thomas, PLLC

20070183541 - Modulation-type discrimination in a wireless communication network: A radio frequency receiver for discriminating a modulation type to decode a signal field of an encoded signal in a wireless communication system. The radio frequency (RF) receiver receives an encoded signal having a preamble training sequence associated with a frame, the preamble training sequence including the signal field. The... Agent: Garlick Harrison & Markison

20070183540 - Multi-pair gigabit ethernet transceiver having adaptive disabling of circuit elements: Various systems and methods providing high speed decoding, enhanced power reduction and clock domain partitioning for a multi-pair gigabit Ethernet transceiver are disclosed. ISI compensation is partitioned into two stages; a first stage compensates ISI components induced by characteristics of a transmitter's partial response pulse shaping filter in a demodulator,... Agent: Mcandrews Held & Malloy, Ltd

20070183544 - Apparatus and method for receiving a signal in a communication system: In a communication system, information regarding a first modulation scheme applied to a frequency domain in a serving base station is received from the serving base station. A signal of the frequency domain is received. A second modulation scheme is set by estimating a modulation scheme applied to the frequency... Agent: The Farrell Law Firm, P.C.

20070183543 - Power line communication (plc) noise isolation device: This invention is to reveal a kind of noise isolation device designed on the power plug. In particular, a kind of power line communication noise isolation device. The purpose is to filter noises existing in the power line using environment through the use of a filter circuit and, at the... Agent: Troxell Law Office PLLC

20070183546 - Analog to feature converter for sigint applications: A specially constructed analog processing block ahead of the traditional ADC within a typical RF front-end involving an antenna, filter, LNA, and AGC is provided. This analog block includes a structured matrix of controllable analog delay elements together with analog summers. The analog block can be used to form spectral... Agent: Mcnees Wallace & Nurick LLC

20070183545 - Wireless communication apparatus: Channel estimation means 105 detects channel information based on reception output of reception circuits 104-1 to 104-N provided in a one-to-one correspondence with a plurality of antennas 101-1 to 101-N. Correction value detection means 110 finds a correction value for correcting deviation occurring between each of transmission circuits 103-1 to... Agent: Pearne & Gordon LLP

20070183547 - Method of, and receiver for, cancelling interferring signals: A method of, and receiver for, cancelling an unwanted first signal having a bandwidth at least a part of which overlies the bandwidth of a wanted second signal, the bandwidth of one of the first and second signals being greater than that of the other The method comprises receiving the... Agent: Philips Electronics North America Corporation Intellectual Property & Standards

20070183548 - Synchronizing apparatus and synchronizing method: A synchronizing apparatus comprises a normal lock synchronization detecting unit for detecting synchronization by detecting from demodulated data a synchronization pattern in a normal lock state, and a pseudo lock synchronization detecting unit for detecting synchronization by detecting from the demodulated data a synchronization pattern in a pseudo lock state.... Agent: Staas & Halsey LLP

20070183549 - Adaptive variable length pulse synchronizer: An adaptive variable length pulse synchronizer including a state keeper circuit, an asynchronous pulse edge detection circuit, a data synchronization circuit, and a pulse edge synchronization circuit. The state keeper circuit detects a leading edge of the asynchronous pulse. The asynchronous pulse edge detection circuit detects a trailing edge of... Agent: The Law Offices Of Gary R. Stanford

20070183550 - Clock recovery circuit and method for optical receiver:

20070183551 - Method and circuit for obtaining asynchronous demapping clock: A method and a circuit for obtaining asynchronous demapping clock. The method includes: obtaining a smoothed clock with even gaps in accordance with data to be demapped and a corresponding clock signal; performing phase locking in accordance with a signal reflecting writing and reading conditions of data of a First... Agent: Ladas & Parry

20070183553 - Clock and data recovery circuit having gain control: A clock and data recovery circuit includes a phase detector configured to compare a phase of a data signal to a phase of a sampling clock to provide a phase error signal, a gain stage configured to apply a gain to the phase error signal to provide an amplified phase... Agent: Dicke, Billig & Czaja

20070183552 - Clock and data recovery circuit including first and second stages: A clock and data recovery circuit including a first circuit and a second circuit. The first circuit is configured to receive a clock signal and a phase control signal and to lock onto the clock signal and provide a cleaned clock signal. The second circuit is configured to receive a... Agent: Dicke, Billig & Czaja

20070177654 - Detecting signal carriers of multiple types of signals in radio frequency input for amplification: The present invention provides a method and an apparatus for detecting one or more of spread spectrum signals of two or more types having distinct statistical characteristics to identify a signal input to an amplifier having an input terminal. The method comprises determining a signal characteristic of the signal input... Agent: Williams, Morgan & Amerson

20070177653 - High-dynamic-range ultra wide band transceiver: An UWB Transceiver for Multi-Band OFDM communication including an antenna switch (342), a receive front end and down-converter (303), an up-converter and power amplifier (305), and a frequency synthesizer (211). The transceiver achieves high dynamic range by employing a synthesizer (211) with very low spurious components and a receive front... Agent: Merle W. Richman, Iii

20070177655 - Method and device for selecting spreading parameters for an ofdm-cdma system: To select the frequency (SF) and/or time (ST) spreading parameters for a communication system using a quadrature amplitude modulation and implementing a CDMA technique and an OFDM multiplexing the attenuation coefficients of the propagation channel are estimated For all the F sub-bands of SF subcarriers and the T blocks of... Agent: Brinks Hofer Gilson & Lione

20070177660 - Interference reduction receiving device and method thereof: A receiving device and a receiving method enabling the high-speed and high-accuracy interference reducing process are provided. The interference reduction receiving device despreading digital signal at a plurality of timings, multiplying each of the signals after being despread by a weight and combining the signals, comprises an estimation unit estimating... Agent: Bingham Mccutchen LLP

20070177656 - Cdma receiving apparatus and method: A channel estimation circuit (12) of an individual CH path demodulation unit (1A-1L) performs a channel estimation from an individual CH. A channel estimation value correction circuit (22) of a shared CH path demodulation unit (2A-2L) then corrects a reception power fluctuation due to uplink transmission power control which is... Agent: Scully Scott Murphy & Presser, PC

20070177659 - Iterative multi-stage detection technique for a diversity receiver having multiple antenna elements: An iterative multistage detection system and method for orthogonally multiplexing K channels onto a signal processing chain using N orthogonal sequences of length N. The K channels include a first set of N channels and a second set of M channels (the M channels being separate and distinct from the... Agent: Mcandrews Held & Malloy, Ltd

20070177658 - Method for 2d antenna rake combining in a code division multiplication access system: One aspect of the present invention is a method for combining a direct sequence spread spectrum signal comprising signal components that each may be characterized with a space variable and a time variable comprising the steps of: despreading said signal components; and determining a set of combining coefficients from said... Agent: Welsh & Katz, Ltd.

20070177657 - Multipath search method and apparatus: A method of updating a multipath search that has located one or more multipath component peaks in a received signal, the method comprising repeating the search using a delay spread window extending either back from the latest peak or forward from the earliest peak.... Agent: Blank Rome LLP

20070177661 - Network loop detection using known static addresses: In one embodiment of the invention, a method for detecting a network loop problem in a network, includes: selecting a known static address of a selected device which should normally be detected at not more than one port of a downstream device; determining if the static address is detected in... Agent: Hewlett Packard Company

20070177662 - Traffic shaping between the dmt processor and data link layer processor of a line-card: A line card is proposed in which one or more DMT processing modules 1 communicate with a data link layer platform, such as an ATM, POSPHY or Ethernet processor. The data relating to a single symbol is transmitted between the data link layer platform and a given one of DMT... Agent: Slater & Matsil LLP

20070177663 - Data-dependent jitter pre-emphasis for high-speed serial link transmitters: In the context of high-speed serial links, data-dependent jitter compensation techniques performed using phase pre-distortion. Broadly contemplated is an expansion of the notion of pre-emphasis beyond conventional amplitude compensation of ISI, whereby phase pre-emphasis for compensating data-dependent jitter (DDJ) is introduced. DDJ can be addressed by exploiting the relationship between... Agent: Ference & Associates LLC

20070177665 - Picture layer rate control for video encoding: A one-pass picture-layer rate control (RC) method and system for controlling a video encoder: The bit allocation and determination of quantization parameter (QP) in this rate control method and system are based on a Rate-Quantization (R-Q) scale model. The R-Q model is a linear one, wherein the number of bits... Agent: Marger Johnson & Mccollom, P.C.

20070177664 - Entropy encoding/decoding method and apparatus: Provided is a method and apparatus for enhancing the efficiency of entropy-coding a fine granular scalability (FGS) layer. The method of entropy-encoding current coefficients included in a predetermined one of a plurality of separate quality layers includes reading coefficients of lower layers, which correspond to the current coefficients; grouping the... Agent: Sughrue Mion, PLLC

20070177668 - Method of and apparatus for deciding intraprediction mode: A method of and apparatus are provided for deciding an intraprediction mode, in which pixels of an input block are labeled according to their pixel values and a directivity is extracted from pixels having the same label to decide the intraprediction mode. The method includes assigning labels to the pixels... Agent: Sughrue Mion, PLLC

20070177666 - Dynamic reference frame decision method and system: A system and method for determining the efficient number of reference frames which are to be evaluated for an image using frame level adaptation techniques. The system and method determines and updates the number of reference frames which are to be searched based on the reference frame selection statistics of... Agent: Thelen Reid Brown Raysman & Steiner LLP

20070177667 - Method and apparatus for error resilience algorithms in wireless video communication: Methods and apparatuses to encode multimedia data enabling, among others, for example, improved decoded video quality, improved error recovery capabilities and/or improved decoding efficiency are described. A method according to the application includes one or more of the following: initializing a pixel-level reference counter for a current frame, performing a... Agent: Qualcomm Incorporated

20070177669 - Apparatus and method for control of blocking noise suppressor: Provided is a decoding apparatus comprising a decoder configured to receive a series of encoded pictures and to decode each of the encoded pictures to produce a series of decoded pictures, each of the encoded pictures being either intra-encoded or inter-encoded, and each of the decoded pictures being either referred... Agent: Frishauf, Holtz, Goodman & Chick, PC

20070177670 - Use of pilot symbols for data transmission in uncompressed, wireless transmission of video: The uncompressed wireless transmission of video, as with many other wireless applications, requires constant knowledge of channel characteristics at the receiver end. To estimate the channel and track its changes, pilots containing known data are sent in various parts of the used bandwidth. The use of such pilots reduces the... Agent: Glenn Patent Group

20070177675 - Predictive encoding and data decoding control: A shortest cut duration is a minimum required period between an edit point set on a stream of pictures such as an MPEG stream and the next edit point set on the stream. It is an object of the present invention to make restrictions on the shortest cut duration lenient... Agent: Frommer Lawrence & Haug

20070177671 - Processing multiview video: Decoding a multiview video signal comprises: receiving a bitstream comprising encodings of multiple views of the multiview video signal, each view comprising multiple pictures segmented into multiple segments; and obtaining a predictor for illumination compensation of a first segment using an offset value for illumination compensation of at least one... Agent: Fish & Richardson PC

20070177672 - Processing multiview video: Decoding a multiview video signal comprises: receiving a bitstream comprising encodings of multiple views of the multiview video signal, each view comprising multiple pictures segmented into multiple segments; and obtaining a predictor for illumination compensation of a first segment with respect to a reference picture using an offset value for... Agent: Fish & Richardson PC

20070177673 - Processing multiview video: Decoding a multiview video signal comprises: receiving a bitstream comprising encodings of multiple views of the multiview video signal. Each view comprises multiple pictures segmented into multiple segments. The decoding also comprises extracting flag information associated with a portion of the multiview video signal from the bitstream indicating whether illumination... Agent: Fish & Richardson PC

20070177674 - Processing multiview video: Decoding a multiview video signal comprises: receiving a bitstream comprising encodings of multiple views of the multiview video signal, each view comprising multiple pictures segmented into multiple segments; obtaining an offset value for illumination compensation of a first segment with respect to a reference picture, wherein the offset value is... Agent: Fish & Richardson PC

20070177676 - System and method for controlling the long term generation rate of compressed data: The present invention comprises a system and method for controlling the rate a data encoder generates compressed data. The system and method are preferably implemented as program code stored and executed by a processor or computer that is interfaced to standard variable or constant bit rate encoders known in the... Agent: Dickstein Shapiro LLP

20070177677 - Systems and methods for transcoding bit streams: A data processing system including a buffer configured to temporarily maintain a portion of a plurality of compressed data streams and a switch. Each portion of the plurality of compressed data streams comprise one or more units of an encoded media signal. The switch is for providing selective connectivity between... Agent: Scientific-atlanta, Inc. Intellectual Property Department

20070177678 - Method and apparatus for determining an encoding method based on a distortion value related to error concealment: Methods and apparatuses to encode multimedia data enabling, among others, for example, improved decoded video quality, improved error recovery capabilities and/or improved decoding efficiency are described. An encoder device determines one or more distortion values for one or more portions of multimedia data based at least in part on one... Agent: Qualcomm Incorporated

20070177679 - Simultaneous full-duplex communication over a single electrical conductor: Simple, inexpensive, general-purpose devices and methods achieve simultaneous, full-duplex and bi-directional communication of analog, digital or audio signals across a single conductor. “Sifudu” transceivers, which stands for “simultaneous and full-duplex,” reduce the number of cables necessary for transferring information between two or more terminals at a given rate, and/or facilitate... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20070177685 - Ofdm demodulator, receiver, and method: An orthogonal frequency division multiplexing (OFDM) demodulator demodulates an OFDM signal constituted by OFDM symbols each including at least an effective symbol and a scattered known signal. The OFDM demodulator includes a Fourier transform performing unit, a known signal extracting unit, a time dimension interpolation unit, a delay spread generating... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070177684 - Symbol timing estimation in ofdma systems:

20070177680 - Emulating system, apparatus, and method for emulating a radio channel: Apparatus, and an associated method, for modeling a channel impulse response of a radio channel. The model emulates an actual radio channel and is formed of non-diffuse as well as diffuse components. The model is used, for example, to test mobile stations for their compliance with E-911 phase II mandates.... Agent: Alston & Bird LLP

20070177682 - Method and apparatus for generating and transmitting code sequence in a wireless communication system: A method of generating a code sequence in a wireless communication system is disclosed. More specifically, the method includes recognizing a desired length of the code sequence, generating a code sequence having a length different from the desired length, and modifying the length of the generated code sequence to equal... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20070177681 - Mimo-ofdm system using eigenbeamforming method: Disclosed is a MIMO-OFDM system, wherein the transmitter comprises a serial/parallel converter for converting continuously inputted symbols of the number of subcarriers to K parallel signals; a signal reproducer for reproducing K parallel signals by the number of transmit antennas L an eigenmode generator for generating eigenbeam of the reproduced... Agent: Mayer, Brown, Rowe & Maw LLP

20070177686 - System and method for pre-fft ofdm fine synchronization: A synchronization unit for performing timing synchronization in the time domain includes storage, a multiplier, a signal analyzer, and a timing error estimation unit. The storage stores a reference signal. The multiplier calculates a sum of minus one product shift and a sum of plus one product shift based on... Agent: Morgan, Lewis & Bockius, LLP.

20070177683 - Wireless communication system: A transmitting circuit 111 in a base station apparatus 110 has an MLI modulation part 248 composed of an MLI generating circuit 238, a symbol modulation circuit 239, and an IFFT circuit 240, a user data modulation part 249 composed of an encoder circuit 234, a symbol modulation circuit 235,... Agent: Birch Stewart Kolasch & Birch

20070177687 - Path memory circuit: When a storage circuit (13) of a certain stage and those of the following stages are caused to stop, a storage element circuit (11) of a memory area B (2) that stores survivor paths of a particular state is caused to serve as a repeater, and the other storage element... Agent: Mcdermott Will & Emery LLP

20070177688 - System and method employing linear dispersion over space, time and frequency: Systems and methods for performing space time coding are provided. Two vector→matrix encoding operations are performed in sequence to produce a three dimensional result containing a respective symbol for each of a plurality of frequencies, for each of a plurality of transmit durations, and for each of a plurality of... Agent: Smart & Biggar P.o. Box 2999, Station D

20070177689 - Method and apparatus for sub sample-per-symbol demodulator for a spectrally efficient waveform with an lpi feature: An apparatus and method for transmitting and receiving a communication signal includes selecting a pulse shape for a continuous phase modulated waveform, encoding specific information into the waveform to form a communication signal and transmitting the communication signal. The system receives the transmitted communication signal and samples the received signal... Agent: Duane Morris LLP

20070177690 - Radio-controlled method and device for measuring time: In a radio-controlled device for measuring time, a demodulating unit demodulates the time information from the received electric signal based on amplitude information of the target radio wave. The amplitude information is obtained from in-phase and quadrature-phase components of the target radio wave. A phase calculator calculates phase data associated... Agent: Posz Law Group, PLC

20070177691 - Device for detecting a frequency offset: A device detects a frequency offset by a frequency converter (209) for converting a received signal into a sideband and comprises a calculating means (211) for calculating a characteristic quantity of the sideband which is a measure of the frequency offset.... Agent: Baker Botts, L.L.P.

20070177692 - Receiver having dc offset voltage correction: A receiver comprises a frequency down-conversion stage (14) for demodulating a received signal to produce an uncorrected demodulated signal (vin ), a dc offset voltage correcting circuit (22) having an output (28) for a corrected signal and a data recovery circuit (42) coupled to the output. The dc offset voltage... Agent: Philips Intellectual Property & Standards

20070177693 - Integrated circuit arrangement for converting a high-frequency bandpass signal to a low-frequency quadrature signal: An integrated circuit arrangement is provided for converting a high-frequency bandpass signal to a low-frequency quadrature signal with a first in-phase component and a first quadrature-phase component, which has: an amplifier arrangement, which is designed to generate an amplified signal and has a first amplifier stage for amplifying the high-frequency... Agent: Mcgrath, Geissler, Olds & Richardson, PLLC

20070177694 - Method and apparatus for signal processing in rfid receivers: The present invention provides methods and apparatuses for demodulation and decoding of backscattered RFID tag signals, represented by their in-phase and quadrature components at the output of the demodulator in the receiver portion of a reader interrogator. Correlation coefficients for the in-phase and quadrature components of the received signal are... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070177695 - Multi-user detection in cdma systems: A natural gradient Blind Multi User Detection (BMUD) network system and method adaptively estimates a set of matrices to counter a linear convolutive environment model. Feedforward and feedback network structures may be implemented, with or without matrix inversion. In other aspects, an adaptive weighting matrix is introduced into a RAKE... Agent: Harness, Dickey & Pierce, P.L.C

20070177696 - Map decoder with bidirectional sliding window architecture: A MAP decoder, or a turbo decoder having constituted MAP decoders, is configured with bi-directional sliding windows. A sliding window architecture is applied to the forward state metric (FSM) calculation of an encoded data block having a trellis with N time-steps. The data block is divided into smaller sub-blocks and... Agent: Qualcomm Incorporated

20070177697 - Combined channel coding and space-block coding in a multi-antenna arrangement: Enhanced performance is achieved by combining channel coding with the space-time coding principles. With K synchronized terminal units transmitting on N antennas to a base station having M≧K receive antennas, increased system capacity and improved performance are attained by using a concatenated coding scheme where the inner code is a... Agent: At&t Corp.

20070177698 - Signal transfer across circuits operating in different clock domains: Signal transfer across circuits operating in different clock domains. According to an aspect of the present invention, a freeze signal is generated when it is determined that data is to be transferred from a first clocked element to a second clocked element. The freeze signal thus generated causes the first... Agent: Texas Instruments Incorporated

20070177699 - Interpolation processing for enhanced signal acquisition: The present invention relates to methods and systems for enhanced signal acquisition through cross-ambiguity function (CAF) interpolation. In one aspect, the present invention provides methods and systems for CAF interpolation. In an embodiment, a first CAF generated using a low input sampling rate (e.g., 1 sample/chip) is interpolated to generate... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070177700 - Clock and data recovery circuit: Disclosed is a clock and data recovery circuit which includes a four-phase generation circuit that generates four-phase clock signals with phases thereof being equally spaced by 90 degrees, a first interpolator and a second interpolator, each of which receives two of the clocks with phases thereof separated to each other... Agent: Mcginn Intellectual Property Law Group, PLLC

20070177701 - Receiver and method for synchronizing and aligning serial streams: A receiver for receiving a stream of symbols clocked at a first rate, and providing the symbols at a second clock rate uses two buffers. Incoming symbols are written to a first dual clock buffer at the first rate, and read from the first and second buffer, at the second... Agent: Smart And Biggar

20070177702 - Receiving data over channels with intersymbol interference: A method of receiving data includes sampling the data at data sampling points to obtain data samples corresponding to information contained in the data, and sampling the data at intermediate sampling points between the data sampling points to obtain intermediate samples. The data is corrected at at least one intermediate... Agent: Dicke, Billig & Czaja

20070177703 - Phase locked loop circuit and information reproduction apparatus: A PLL circuit and an information reproduction apparatus able to reduce an influence of erroneous detection even when erroneous detection of a frequency comparator occurs and able to realize stable and high speed frequency lock-in, having a frequency comparator 25 fetching a zero cross signal ZC in synchronization with clocks... Agent: Sonnenschein Nath & Rosenthal LLP

20070177704 - Rate locked loop radar timing system: A rate locked loop (RLL) regulates phase slip between two clock signals to provide precision timing for radar, TDR and laser ranging systems. Two clocks having a small mutual frequency offset exhibit a slowing changing relative phase, or phase slip, that produces a stroboscopic time expansion effect in a ranging... Agent: Thomas Edward Mcewan

20070177705 - Logarithmic spectrum transmitter waveform for controlled-source electromagnetic surveying: Waveforms for controlled source electromagnetic surveying. The waveforms have frequency spectra that include three or more frequencies spaced at substantially equal intervals on a logarithmic frequency scale and spanning a bandwidth of about one decade or more, at least three of which frequencies have approximately equal corresponding amplitudes.... Agent: J Paul Plummer (corp-urc-sw 337) Exxonmobil Upstream Research Company