Pulse or digital communications inventions 01/08

20080025374 - Radio base station apparatus, and despreading processing apparatus therefor: The radio base station apparatus includes a first despreading processing circuit for despreading a first control channel (DPCCH) signal; a second despreading processing circuit for despreading either a second control channel (HS-DPCCH) signal or a third control channel (E-DPCCH) signal; a third despreading processing circuit capable of despreading the first... Agent: Bingham Mccutchen LLP

20080025375 - Bandwidth-constrained signal conditioning: Non-linear signal conditioning is provided by signal processing in at least 2 consecutive steps (10). In each step (10) an insertion source signal (41) is provided, which is treated non-linearly to fulfil certain restrictions in bandwidth and/or spectral mask. The insertion signal is combined with a main signal (21) using... Agent: Ericsson Inc.

20080025376 - Cell search using rake searcher to perform scrambling code determination: A spread spectrum receiver configured to perform cell searching can include a cell search system and a searcher. The cell search system is configured to perform primary and secondary synchronization, thereby identifying a scrambling code group. The searcher is configured to determine a scrambling code from the scrambling code group... Agent: Thomson Licensing LLC

20080025377 - Method and device for frequency domain compensation for channel estimation at an over sampling rate in a tds_ofdm receiver: In a TDS-OFDM receiver a device for frequency-domain compensation for channel estimation at an over-sampling rate is provided. The device includes a correlater for correlating a first signal and a second signal; a transformer for transforming the correlated signals into a frequency domain; and an interpolater and truncater block for... Agent: Franklin (lin) Yang

20080025378 - System and method for determining data rate: A hierarchical communication system is described in which two wireless local area networks exhibiting substantially different characteristics are employed to link inherently portable or mobile computer devices. A series of radio base stations make up a infrastructure network. The infrastructure network and at least one portable computer device make up... Agent: Mcandrews, Held & Malloy, Ltd.

20080025380 - Ic with interpolation to avoid harmonic interference: An integrated circuit (IC) includes a clock circuit, a processing module, and processing circuitry. The clock circuit is coupled to produce a digital clock signal. The processing module is coupled to determine whether a harmonic component of the digital clock signal having a nominal digital clock rate is within the... Agent: Garlick Harrison & Markison

20080025379 - Radio frequency integrated circuit having frequency dependent noise avoidance: A radio frequency integrated circuit (RFIC) includes a low noise amplifier amplifies an inbound radio frequency (RF) signal to produce an amplified RF signal. A down conversion module converts the amplified RF signal to a down converted signal based on a local oscillation. An analog to digital conversion (ADC) module... Agent: Garlick Harrison & Markison

20080025381 - Fast in-phase and quadrature imbalance calibration: An embodiment of the present invention includes a technique to calibrate receiver and transmitter in a communication system. N digitized samples I(n) and Q(n) are stored. The N digitized samples represent in-phase and quadrature (I-Q) components, respectively, of a down-converted signal from a receiver. The I-Q components are generated from... Agent: Blakely Sokoloff Taylor & Zafman

20080025382 - Transmission output control apparatus, multicarrier transmission system, transmission output control method and transmission output control program in computer-readable storage medium: It is an object of the present invention to provide a multicarrier transmission system for enabling degradation of a transmission speed in an adjacent line adjacent to a communication line, to be avoided. For this purpose, a multicarrier transmission system in the present invention is a multicarrier transmission system configured... Agent: Mcginn Intellectual Property Law Group, PLLC

20080025383 - Test circuit, system, and method for testing one or more circuit components arranged upon a common printed circuit board: A test circuit, system, and method are provided herein for testing one or more circuit components arranged upon a monolithic substrate. According to one embodiment, the system may include a test circuit and one or more circuit components, all of which are arranged upon the same monolithic substrate. In general,... Agent: Daffer Mcdaniel, LLP M/s: 5298

20080025384 - Method and apparatus for frequency domain exualization based upon a decision feedback in a tds-ofdm receiver: A device for equalization adapted for receiving a symbol and a channel frequency response is provided. The device includes a slicer for delimiting the channel frequency response to a sliced channel frequency response based upon a signal constellation; and a divider for dividing the received symbol using the sliced channel... Agent: Franklin (lin) Yang

20080025385 - Measurement and treatment of a signal comprising stacks of elementary pulses: The invention relates to a method of measurement, comprising treatment of a signal consisting of a succession of temporally spaced main pulses, having a duration D and energy E, which can each consist of a stack of elementary pulses having a duration Di and whose energy is evaluated by a... Agent: Blakely Sokoloff Taylor & Zafman

20080025386 - Method for determining a pulse position in a signal: A method is presented for determining an actual pulse position in a signal. This signal comprises a plurality of successive frames, wherein each frame has length L and contains one pulse with width W, a number of discrete possible pulse positions being considered within in each frame which is at... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20080025387 - Intelligent moving robot based network communication capable of outputting/transmitting images selectively according to moving of photographed object: A network-based mobile robot is provided. The mobile robot includes a video encoder, a bit rate analysis unit, an inference unit, and a switch unit. The video encoder encodes an image with a variable bit rate to output bitstreams in a frame unit. The bit rate analysis unit analyzes a... Agent: Ladas & Parry LLP

20080025388 - Video encoder and method for coding video data frames: Disclosed is a video encoder and a method for coding a video data frame. The encoder of a video encoder checks overall capacity of video data frames to be encoded, and predicts the number of the P frames which are to be subsequently encoded according to the checked overall capacity... Agent: Cha & Reiter, LLC

20080025390 - Adaptive video frame interpolation: In general, this disclosure is directed to decoding techniques for interpolating video frames. In particular, the techniques of this disclosure may be used to dynamically adjust a frame interpolation operation based on analysis of information associated with one or more video frames. In response to the analysis of the information... Agent: Qualcomm Incorporated

20080025389 - Method and apparatus for false sync lock detection in a digital media receiver: A method and apparatus for identifying a false MPEG-2 packet synchronization lock condition by parsing MPEG-2 packets that may have been incorrectly delineated by a sync-byte checksum-decoder, to detect resulting anomalies. Forcing the restart of the conventional checksum-encoded sync-byte synchronization/lock process upon generating a “resync” command based upon the anomalies... Agent: Thomson Licensing LLC

20080025391 - Transcoding method and device: An encoded, digital video input signal having a base signal and at least one differential extension signal is transcoded by determining a first piece of page data and a first piece of transform coefficient data from the base signal; determining one respective second piece of page data and one respective... Agent: Staas & Halsey LLP

20080025392 - Method and apparatus for controlling video encoding data rate: A method and apparatus for controlling a video encoding data rate in real-time in order to minimize performance deterioration, even when a scene change has occurred in an application field having a small number of available bits due to a low bit rate and a high frame rate. The method... Agent: Cha & Reiter, LLC

20080025393 - Method of performing loop-filtering on four successive pixels of an image: In one embodiment, the method includes obtaining quantization information of a first block, obtaining a block type of the first block, and comparing the quantization information and a threshold value. Loop-filtering is performed on four successive pixels by using at least three successive pixels if the quantization information is greater... Agent: Harness, Dickey & Pierce, P.L.C

20080025395 - Method and apparatus for motion estimation in a video encoder: Method and apparatus for motion estimation in a video encoder is described. In one example, a motion estimator includes registers, first-in-first out (FIFO) logic, costing logic, and processing logic. The registers are configured to store an even field and an odd field of a current macroblock pair in a current... Agent: Motorola, Inc. Law Department

20080025394 - Method of encoding and decoding an image sequence by means of hierarchical temporal analysis: t

20080025396 - Picture coding apparatus: There has been a problem that the accuracy of the code amount estimated by using a predictive residual is low in the case of coding at a low data rate. An encoder performs picture coding processing on a picture to be coded which is an input signal, by using a... Agent: Wenderoth, Lind & Ponack L.L.P.

20080025397 - Intra-frame flicker reduction in video coding: The embodiments of the present invention provide for methods, devices, and systems adapted to reduce flickers introduced in the encoding process, particularly during the generation of intra-coded pictures. The method provides for the determination of flicker areas within pictures and applying a flicker-control cost function, for example, on those determined... Agent: Michael Blaine Brooks, PC

20080025398 - Efficient fetching for motion compensation video decoding process: This disclosure describes efficient memory fetching techniques that can improve data fetching during a motion compensation decoding process. The techniques propose several different memory fetching modes that may be very efficient in different scenarios of the motion compensation decoding process. In some embodiments, a motion compensator selects a particular memory... Agent: Qualcomm Incorporated

20080025403 - Interpolation frame generating method and interpolation frame forming apparatus: According to one embodiment, an interpolation frame generating method performs motion detection processing using two blocks having different sizes, and adopts a motion vector detected by a smaller block under normal conditions. When a plurality of reliable motion vector candidates are detected in vector detection using the smaller block, a... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080025401 - Method for measuring real-time image complexity: A method for measuring an real-time image complexity of an image processed for each macroblock based on a frame includes: identifying a state of a preset value among header bits of information processed for each macroblock in a preceding frame; identifying a state of the preset value among header bits... Agent: Cha & Reiter, LLC

20080025402 - Method of detecting scene conversion for controlling video encoding data rate: A method of detecting scene conversion in real time for controlling a video encoding data rate, includes: estimating PSNR (Peak Signal to Noise Ratio) of a current frame by using error information between the current frame and the previous frame(a reference frame); determining whether the estimated PSNR escapes a predetermined... Agent: Cha & Reiter, LLC

20080025400 - Objective perceptual video quality evaluation apparatus: A feature amount extracting unit extracts a block distortion degree of an evaluated video y relative to an original video x, a PSNR overall temporal fluctuation degree, and a PSNR local temporal fluctuation degree as feature amounts. A weighted sum calculating unit calculates a weighted sum of these feature amounts,... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080025399 - Method and device for image compression, telecommunications system comprising such a device and program implementing such a method: The method of compressing images comprises, for at least one portion of an image to compress: a step of obtaining at least one parameter value representing the operation of at least one device for compressed image decompression; a step of selecting a quality level on the basis of at least... Agent: Fitzpatrick Cella Harper & Scinto

20080025404 - Method of coding and decoding image: A method of simplifying the arithmetic operation in a global motion compensation process approximates the motion vector field of the whole image without using many parameters. Motion vectors in the global motion compensation are found by the interpolation and/or extrapolation of the motion vectors of a plurality of representative points... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20080025406 - Image coding method and apparatus using spatial predictive coding of chrominance and image decoding method and apparatus: A method and apparatus for coding a chrominance component of an intra-image using spatial predictive coding and a method and apparatus for decoding the coded chrominance component are provided. The coding apparatus includes a variation calculator, which calculates a vertical variation and a horizontal variation with respect to a current... Agent: Buchanan, Ingersoll & Rooney PC

20080025405 - Water ring scanning method: A water ring scanning method is disclosed for use in processing an initial data set, such as a video image frame, by writing a portion of data from the initial data set into a data string with a scanner. The initial data set is organized with at least one initial... Agent: Ladas & Parry LLP

20080025412 - Method and apparatus for processing video stream: For processing, e.g. encoding or decoding, a video stream, a type of a current macroblock unit is determined. The type indicates portions of corresponding macroblock parameter sets necessary for processing the current macroblock unit. The corresponding macroblock parameters are mapping to a dependent set of macroblock units of the current... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080025407 - Method for video decoder memory reduction: A method for video decoding is disclosed. The method generally includes the steps of (A) decoding a first picture from a bitstream, the first picture having a first resolution, (B) storing the first picture at the first resolution in a memory and (C) storing the first picture at a second... Agent: Lsi Corporation

20080025409 - Power aware method and apparatus of video decoder on a multi-core platform: Disclosed is a power aware method and apparatus of video decoder on a multi-core platform. The power aware apparatus comprises a power management unit, and a processor unit having an entropy decoder and a decoder. The processor unit has at least one voltage and at least one frequency. One processor... Agent: Lin & Associates Intellectual Property, Inc.

20080025411 - Prediction module: A prediction module includes a computation control unit and first to sixth processing units. The computation control unit arranges the pixels of a reference block outputted by a frame buffer appropriately according to data decoded by an entropy decoder into first and second pixel signals, and outputs the same to... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20080025408 - Video encoding: One embodiment in accordance with the invention is a method that can include determining a constraint that is associated with a decoder. Furthermore, the method can include determining a maximum number of reference B-frames that can be utilized to encode video content. Note that the maximum number is based on... Agent: Hewlett Packard Company

20080025410 - Signal playback device: A decode control section 103 sets allocated times required for decoding a plurality of coded streams in processing units based on input stream information on the plurality of coded streams. A decode section 101 decodes the plurality of coded streams while switching the input between the plurality of coded streams... Agent: Mcdermott Will & Emery LLP

20080025414 - Apparatus and method for transmitting moving picture stream using bluetooth: Disclosed is a Bluetooth® moving picture stream transmission terminal for moving picture data stream transmission through Bluetooth® to a moving picture output device. The Bluetooth® terminal provides the moving picture output device with the optimized streaming service by either acquiring the transcoding reference variable according to decoding function included in... Agent: The Farrell Law Firm, P.C.

20080025413 - Selecting bit rates for encoding multiple data streams: Processing of data streams is described. Respective bit rates at which the data streams can be encoded are selected. The respective bit rates when summed do not exceed a bit rate threshold. An effect on the data streams if the data streams are encoded at the respective bit rates is... Agent: Hewlett Packard Company

20080025415 - Uplink coding and multiplexing instrumentation: This invention describes a method for a new methodology for uplink encoding (coding and multiplexing) of data from multiple transport channels without intermediate memories using “on the fly” method. This invention presents a new encoding architecture for implementing “transport channel multiplexing structure for uplink” per 3GPP TS 25.212 V6.2.0 (2004-06).... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20080025416 - Multiple description coding communication system: A method and apparatus reliably encode and decode information over a communication system. The method includes transforming two coefficients into two pairs of random variables, one random variable in each pair having substantially equal energy as one random variable in the other pair. The method further includes quantizing each of... Agent: Mr. Frank Pietrantonio Kenyon & Kenyon

20080025423 - Communication system: A method for transmitting information in a communication system from a first station to a second station. The method includes modulating a first part of the information according to a first modulation scheme to provide a first modulated data block; modulating a second part of the information according to a... Agent: Foley & Lardner LLP

20080025422 - Energy-efficient uplink slot allocation in time-frequency division multiple access systems: A method for communication includes accepting a request from a transmitter to transmit data to a receiver in a multiple-access communication system that uses multiple subcarriers. A maximum number of the subcarriers on which the transmitter may transmit the data simultaneously without violating a predetermined signal power criterion is calculated.... Agent: Darby & Darby P.C.

20080025418 - Method for channel estimation: A channel estimation using the received PN (pseudo-noise) sequence associated with a received frame among a plurality of associated, neighboring frames. The estimation using a value associated with a point of a currently frame as a denominator in a predetermined formula. If the value is smaller than its corresponding value... Agent: Franklin (lin) Yang

20080025420 - Precursor detection using correlation in time-domain in an ofdm communications system: In an OFDM (Orthogonal frequency-division multiplexing) communication system having a PN sequence as guard area, a code acquisition method is provided. The method includes the steps of: determining a precursor to a main peak using correlation; and using the precursor as a starting point for a new frame.... Agent: Franklin (lin) Yang

20080025424 - Receiver for an ldpc based tds-ofdm communication system: An LDPC based TDS-OFDM receiver for demodulating an LDPC encoded TDS-OFDM modulated RF signal downconverted to an IF signal includes a synchronization block, an equalization block, an OFDM demodulation block and a FEC decoder block. The synchronization block generates a baseband signal from a digitized IF signal and performs correlation... Agent: Patent Law Group LLP

20080025417 - Synchronization circuits, orthogonal frequency division multiplexing (ofdm) receivers, and related methods and computer program products: Synchronization circuits are provided for orthogonal frequency division multiplexing (OFDM) receivers. The synchronization circuits include a fast Fourier transform (FFT) processor and a synchronization unit. The FFT processor is configured to perform FFT of an input signal. The synchronization unit is configured to obtain a channel impulse response (CIR) using... Agent: Myers Bigel Sibley & Sajovec

20080025419 - Unified receiver structure for tds-ofdm signals and tds single carrier signals: A receiver adapted to receive both OFDM signals and single carrier signals is provided. The receiver possesses substantially commonly shared circuitry or function blocks, except an IFT (inverse Fourier transform) block adapted a receive frequency domain signals from a channel equalizer for converting the received frequency domain signal to a... Agent: Franklin (lin) Yang

20080025421 - Method of optimizing the distribution of transmission power between sub-channels for frequency-division multiplex transmission: The invention relates to a method of optimizing the distribution of transmission power between sub-channels for transmitting a digital signal in frequency-division multiplex. According to this method, a sub-channel fraction is selected so that, when the transmission power is uniformly distributed between the sub-channels of the selected fraction, the signal-to-noise... Agent: Oliff & Berridge, PLC

20080025425 - Multi-antenna transmission for spatial division multiple access: An uplink channel response matrix is obtained for each terminal and decomposed to obtain a steering vector used by the terminal to transmit on the uplink. An “effective” uplink channel response vector is formed for each terminal based on its steering vector and its channel response matrix. Multiple sets of... Agent: Qualcomm Incorporated

20080025426 - Combinational fuzzy-decision viterbi decoding scheme and device for vehicular communications system via time-varying channels: The simulation results demonstrate that the bit error rates (BERs) of BPSK, QPSK, 16-QAM and 64-QAM OFDM DSRC system for both the four-level soft-decision and combinational fuzzy-decision Viterbi decoders can meet the requirements specified in the IEEE802.11p standard. The combinational fuzzy-decision decoder demonstrated a 1.5 dB to 2 dB coding... Agent: Wpat, PC

20080025427 - Symbol-level combining for mimo systems with harq and/or repetition coding: Systems and methods are provided for decoding signal vectors in multiple-input multiple-output (MIMO) systems, where the receiver has received one or more signal vectors from the same transmitted vector. The symbols of the received signal vectors are combined, forming a combined received signal vector that may be treated as a... Agent: Ropes & Gray LLP Patent Docketing 39/361

20080025428 - Systems and methods for implementing a data control channel in a wireless communication system: A channel structure that can efficiently transmit more data control bits, e.g., required by future wireless communication systems, yet achieve sufficient detection and false alarm performance uses tail-biting convolutional coding and Cyclical Redundancy Check (CRC). In certain implementations, symbol repetition, interleaving and/or scrambling can also be included. Also, depending on... Agent: Baker & Mckenzie LLP Patent Department

20080025429 - Concatenation-assisted symbol-level combining for mimo systems with harq and/or repetition coding: Systems and methods are provided for decoding signal vectors in multiple-input multiple-output (MIMO) systems, where the receiver has received one or more signal vectors from the same transmitted vector. The receiver combines the received vectors by vector concatenation The concatenated vector may then be decoded using, for example, maximum-likelihood decoding.... Agent: Ropes & Gray LLP Patent Docketing 39/361

20080025430 - Symbol de-mapping methods in multiple-input multiple-output systems: In a multiple-input multiple-output (MIMO) system, multiple receive antennas produce a received signal vector, Y, which includes an element for each of the receive antennas. In an embodiment of a de-mapping method performed within a MIMO receiver, a quadrature phase shift keying (QPSK) search is performed within a search space... Agent: Schwegman, Lundberg & Woessner, P.A.

20080025431 - Transmitting apparatus and method, receiving apparatus and method: A transmitting apparatus converts a unit data item of the unit data items having a predetermined bit length into a time shift amount, stores, in a memory, a first symbol including a plurality of samples, generates a second symbol corresponding to the unit data item by cyclically shifting the samples... Agent: Amin, Turocy & Calvin, LLP

20080025433 - Wireless communication apparatus, wireless communication system, and transmission method: A wireless communication apparatus (a) generates a transmission symbol; (b) assigns, to the transmission symbol, a given number of units each formed of a symbol and a subcarrier in a frame which is formed of M (M is a positive integer) symbols and N (N is a positive integer) subcarriers... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20080025432 - Method and apparatus for security in a wireless network: The present invention relates to an apparatus and method for preventing unauthorized users from gaining access to a wireless network. A processor allows only data transmissions from the directions of the authorized users to access the network. Data transmissions from other directions are not allowed to access the network. The... Agent: Fulbright & Jaworski, LLP

20080025434 - Method and device for data processing in a wireless mobile terminal: Provided are a method and device for processing data by coupling data with a power line, in which the data was processed through a plurality of lines in a wireless mobile terminal. The data processing device includes a data transmitter for converting parallel data into serial data, RF modulating the... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20080025435 - Communicating apparatus, method of calculating set value of orthogonal error compensation and orthogonal error compensation program: A communicating apparatus includes: a local signal generator, an orthogonal modulator, an orthogonal demodulator, and two orthogonal error compensators. The local signal generator generates a first local signal and a second local signal. The orthogonal modulator modulates an input signal into a modulation signal by using the first local signal.... Agent: Amin, Turocy & Calvin, LLP

20080025436 - Adaptive edge equalization of ask-modulated signals: A signal processing circuit including a demodulator having an input for receiving a received signal which includes falling and rising signal edges, and an output for outputting a demodulated received signal which, with signal edges of the received signal, includes transitions from a first level to a second level or... Agent: Dickstein Shapiro LLP

20080025437 - Quadrature bandpass-sampling delta-sigma communication receiver: A quadrature bandpass-sampling analog-to-digital demodulator (QBS-ADD) is provided. A radio frequency (RF) signal is received by a junction summer, which subtracts an in-phase feedback signal and a quadrature feedback signal from the RF signal to produce an error signal. The error signal is then bandpassed and amplified by the RF... Agent: Posz Law Group, PLC

20080025438 - Method and apparatus for demodulating saturated differential psk signals: Demodulating a DPSK signal is accomplished using a saturated signal, and subjecting the signal to a low pass filter for noise reshaping. Higher order demodulation is then conducted on the reshaped signal. Sporadic constellation pull-away which occurs will result in random demodulation errors which will be correctly interpreted as in... Agent: Felix L. Fischer, Attorney At Law

20080025439 - Frequency measurement system for low modulation index digital fm/pm communication: Apparatus and methods for data demodulation in FM-FSK communication systems may include comparing the power spectral density (PSD) of the received frequency spectrum with that of the previously received samples using digital signal processing on a multi-sample message. A narrow band FM-FSK receiver may include a filter configured to pass... Agent: Lowe Hauptman Ham & Berner, LLP

20080025440 - Receiving device, receiving method, program, and recording medium: A receiving device including channel signal output means for sampling a received signal at a sampling rate switched one of in a predetermined range and between a plurality of values and outputting a channel signal, control means for controlling the sampling rate in the channel signal output means, response estimation... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080025441 - System and method for fast signal acquisition in a wireless digital receiver for wideband signals: A receiver synchronization technique is described in this disclosure that significantly reduces the convergence time for synchronization further enabling specially modulated radio frequency carrier waves using the following steps: the characteristics of the baseband signal are used to detect the start of a received burst. Once the presence of a... Agent: Dennis L. Cook, Esq. The Law Offices Of Dennis L Cook PLLC

20080025442 - Method and apparatus for receiving data in a communication system: A method and apparatus for receiving data in a communication system is disclosed. Receiving a first signal from a transmitter, a first canceller cancels from the received first signal a second signal desired to be received from the transmitter. A second canceller detects and cancels an interference signal from the... Agent: The Farrell Law Firm, P.C.

20080025443 - Symbol-level combining for mimo systems with harq and/or repetition coding: Systems and methods are provided for decoding signal vectors in multiple-input multiple-output (MIMO) systems, where the receiver has received one or more signal vectors from the same transmitted vector. The symbols of the received signal vectors are combined, forming a combined received signal vector that may be treated as a... Agent: Ropes & Gray LLP Patent Docketing 39/361

20080025444 - Multi-antenna transmission for spatial division multiple access: An uplink channel response matrix is obtained for each terminal and decomposed to obtain a steering vector used by the terminal to transmit on the uplink. An “effective” uplink channel response vector is formed for each terminal based on its steering vector and its channel response matrix. Multiple sets of... Agent: Qualcomm Incorporated

20080025445 - Tunable narrow band filter: A tunable narrow band radio frequency (RF) filter (200) includes an RF input (225), an RF output (227), a capacitive network (201-209) for coupling the RF input (225) with the RF output (227) and an inductive network (219-223) for resonating the filter at a predetermined center frequency. A number of... Agent: Motorola, Inc Intellectual Property Section

20080025446 - Efficient space-time adaptive processing (stap) filter for global positioning system (gps) receivers: A system for efficiently filtering interfering signals in a front end of a GPS receiver is disclosed. Such interfering signals can emanate from friendly, as well as unfriendly, sources. One embodiment includes a GPS receiver with a space-time adaptive processing (STAP) filter. At least a portion of the interfering signals... Agent: Knobbe Martens Olson & Bear LLP

20080025447 - Fully synchronous dll with architected update window: The invention provides for a method for architecting a delay locked loop clock signal comprising: providing at least one clock signal to a clock signal splitter; alternately outputting the at least one clock signal from the clock signal splitter on at least two matched delay lines; alternately propagating the clock... Agent: Frederick W. Gibb, Iii Gibb & Rahman, LLC

20080025448 - Jitter characterization: A signal sampling system includes a plurality of samplers that sample a signal. A signal processor processes samples acquired by the plurality of samplers in order to characterize jitter present in the signal. A set of samples is taken for a periodically repeating signal edge. The set of samples includes... Agent: Agilent Technologies Inc.

20080025449 - Dual mode sync generator in an atsc-dtv receiver: A receiver comprises a sync generator for providing a synchronization signal, wherein the sync generator comprises at least two modes of operation, wherein in a first mode of operation the sync generator generates the synchronization signal as a function of a channel virtual center signal and in a second mode... Agent: Thomson Licensing LLC

20080025450 - Multiplexed rf isolator circuit: An integrated circuit isolator for providing data transfer of digital data signals across a voltage isolation barrier includes an integrated circuit package having a first plurality of input data pins on one side of the isolation barrier and a corresponding plurality of output data pins on the other side of... Agent: Howison & Arnott, L.l.p

20080025452 - Frame synchronous control for use in a dsrc system using operational information provided from input circuitry of an on-board unit: A frame synchronous circuit operable in a dedicated short-range communication system, applicable to several modulation schemes, includes a UW detector for detecting a UW word from received data, an operation setting register group for specifying the operations of an on-board unit, a synchronous manager for controlling synchronization, an unlimited synchronization... Agent: Nixon Peabody, LLP

20080025451 - Multi-phase signal generator and method thereof: A multi-phase signal generator may include a duty control buffer configured to receive a first differential input signal and a second differential input signal, and generate a first differential output signal and a second differential output signal having variable duty ratios based on a control voltage, a first edge combiner... Agent: Harness, Dickey & Pierce, P.L.C

20080025453 - Sampling-error phase compensating apparatus and method thereof: A sampling-error phase compensating device and a method thereof for sequentially sampling data signals and outputting sampled data signals. The method sequentially includes the steps of: sampling each data signal according to a first sampling clock signal, and sequentially outputting corresponding phase detection signals according to the sampled data signals;... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080019421 - Low complexity frequency hopping solution for performance testing system and method: A system and method for low complexity frequency hopping simulation for communication device performance testing is disclosed. A baseband and channel model combination in a baseband processing module (602) of a testing system (600) reduces the required number of computations while retaining accuracy. A simulated channel is generated (612) with... Agent: Motorola Inc

20080019420 - Exchange of detection and avoidance information: A protected wireless device is avoided. An indication is received that another wireless device has detected a protected wireless device. The protected wireless device is avoided in the event the wireless device that detected the protected wireless device is within a threshold number of hops from the wireless device that... Agent: Van Pelt, Yi & James LLP

20080019422 - Hybrid spread spectrum radio system: Systems and methods are described for hybrid spread spectrum radio systems. A method, includes receiving a hybrid spread spectrum signal including: fast frequency hopping demodulating and direct sequence demodulating a direct sequence spread spectrum signal, wherein multiple frequency hops occur within a single data-bit time and each bit is represented... Agent: John Bruckner PC

20080019423 - Hierarchical networks utilizing frame transmissions pipelining: A hierarchical WRAN includes a relay station (RS) possessing dual roles. A RS acts from the perspective of a base station (BS) as a consumer premise equipment (CPE) terminal just as any other first tier CPE terminal. Simultaneously, the RS, from the perspective of other second tier CPEs, acts as... Agent: Stmicroelectronics, Inc.

20080019424 - Method and apparatus to generate a clock-based transmission: A method and apparatus are disclosed to generate and/or receive ultra-wide bandwidth (UWB) pulses using a digital clock.... Agent: Pearl Cohen Zedek Latzer, LLP

20080019425 - Code interleaving for a structured code: Communication systems and methods that mitigate false alarms due to Doppler shift are disclosed. Received message data is mapped to orthogonal Walsh codes, interleaved and scrambled with appropriate PN sequence prior to transmission. The transmitted message data is descrambled and deinterleaved upon reception. The energies associated with each of the... Agent: Qualcomm Incorporated

20080019426 - Channel estimation for time division duplex communication systems: A plurality of communication bursts are used to communicate data in a shared spectrum in a time slot of a time division duplex communication system. Each burst has an associated midamble sequence of a set of known sequences. A wireless communication apparatus has a receiver component configured to receive the... Agent: Volpe And Koenig, P.C. Dept. Icc

20080019427 - False channel detection for wireless communication: Techniques for detecting acquisition of a false channel in a wireless communication system are described. For false channel detection, a peak corresponding to a signal from a base station is initially detected. Frequency acquisition and time tracking of the peak are then performed. The frequency acquisition attempts to determine and... Agent: Qualcomm Incorporated

20080019428 - Decoder for wireless communication system: Information is detected in a signal received from a transmission over a MIMO channel from a plurality of transmit antennas. The information is encoded as QAM symbols over space and time and/or frequency. A method of detection is provided, comprising arranging the available QAM symbols into a hierarchical tree structure,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080019429 - Parallel interference cancellation method and apparatus for multiuser detection of cdma signals: A method and wireless communication apparatus for receiving a plurality of communication signals transmitted in a wireless code division multiple access format. A channel response for each received communication signal is estimated. A system response matrix using codes and the channel responses of the received communication signals is constructed. The... Agent: Volpe And Koenig, P.C. Dept. Icc

20080019430 - Signal detection device, signal detection circuit, signal detection method, and program: A signal detection device rapidly and accurately detects a desired signal from a reception signal. A correlation unit 231 outputs a correlation value string obtained by cross-correlating an input symbol string and a reference symbol string, a first position detection unit 232 detects a position of a correlation value viewed... Agent: Wenderoth, Lind & Ponack L.L.P.

20080019431 - Groupwise successive interference cancellation for block transmission with reception diversity: A plurality of data signals are received over an antenna array having a plurality of antenna elements. The data signals are transmitted over a shared spectrum in a wireless communication system. A signal having each of the data signals is received over each antenna element. The plurality of data signals... Agent: Volpe And Koenig, P.C. Dept. Icc

20080019432 - Apparatus and method for communicating voice and data between a customer premises and a central office: Systems and methods are provided for communicating data over a subscriber loop using a modem. One such method includes: transmitting data on the loop in a first frequency band; sensing an indication that simultaneous transmission on the loop in a POTS frequency band is imminent; and adjusting transmit power in... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080019433 - Linearity evaluation method using integrations weighted by probability density function, and circuit simulator, evaluation device, communication circuit, andvprogram using the method: An evaluation method for linearity evaluations neither performing calculations of error vectors at multiple sampling points nor using a demodulator corresponding to a desired modulation scheme. Measuring devices (164 and 165) measure the input signal and the output signal of an evaluation object (1), to which a predetermined evaluation signal... Agent: Dickstein Shapiro LLP

20080019435 - Adaptive equalizer apparatus with digital eye-opening monitor unit and method thereof: An adaptive equalizer apparatus with digital eye-opening monitor unit and the method thereof are provided. The apparatus comprises an equalizer unit, a sampling unit, and an eye-opening monitor unit. The equalizer unit equalizes a first signal to a second signal. The sampling unit over-samples the second signal and determines the... Agent: J C Patents, Inc.

20080019434 - Method and apparatus for interference cancellation in a wireless communications system: Successive interference cancellation is performed with improved computational efficiency while offering performance approaching that of full CRC-based successive interference cancellation. In a “blind” interference cancellation technique, reconstructed streams are used for interference cancellation without regard to whether the reconstructed streams were properly decoded. In a “semi-blind” interference cancellation technique, decoder... Agent: Qualcomm Incorporated

20080019436 - Pwm modulator in multi-phase converter: A circuit for preventing inductor saturation during a step-up load transient in a multi-phase converter circuit where phases are turned ON sequentially by a shared clock signal with a fixed phase shift, each phase having high- and low-side switches series connected at a switching node, the circuit including at least... Agent: Ostrolenk Faber Gerb & Soffen

20080019437 - Data transmission apparatus enabling communication without being interfered by environmental noise: A data transmission apparatus is provided, which is capable of performing good communication with a noncontact data carrier under the circumstances where pulse noise is generated. A noise detection circuit in a reader/writer detects a generation period of noise contained in received signals. A communication time calculating circuit calculates estimated... Agent: Posz Law Group, PLC

20080019438 - Encoder apparatus, encoding method, decoder apparatus, decoding method, program, program recording medium, data recording medium, data structure, and playback apparatus: A progressive-scanned picture is displayed without a loss of its vertical resolution. In a picture encoding apparatus 101, a determined result that represents whether an encoding target picture is an interlace-scanned picture or a progressive-scanned picture is set to a scanning flag. Information that represents a display system of a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080019440 - Apparatus and method for transmitting and receiving moving pictures using near field communication: An apparatus and a method for transmitting and receiving moving picture data, which can stream the moving picture through the near narrowband communication network in real time by using a portable terminal having a near field communication module like a Bluetooth module. The apparatus transmits some of audio visual data... Agent: The Farrell Law Firm, P.C.

20080019441 - Video compression noise immunity: A method of improving run length video encoding commands is described in which all compression commands that require a current pixel value to be compared to a previously sent pixel value to determine whether compression can take place in a longer run is adjusted to relieve stringent match conditions. Instead... Agent: Davidson Berquist Jackson & Gowdey LLP

20080019443 - Method for efficient encoding and decoding quantized sequence in wyner-ziv coding of video: A bi-partite graph is provided, having variable nodes and check nodes, in which the alphabet of each check node is the minimum field size. At the output of the check nodes of the bi-partite graph there is generated a syndrome sequence of data in response to the quantized sequence fed... Agent: Whitham, Curtis & Christofferson, P.C.

20080019439 - Apparatus and method for low distortion display in a portable communication terminal: Provided is an apparatus and method for low distortion display in a portable communication terminal. In the apparatus, a comparator calculates an overall scaling coefficient. A dividing unit divides the source image into a predetermined number of parts and calculates individual frequency values of the divided image parts using Discrete... Agent: The Farrell Law Firm, P.C.

20080019444 - Information processing apparatus and information processing method, recording medium, and program: An information processing apparatus and method for splicing first compressed image data with second compressed image data. The method includes performing a decoding process for a first decoding interval that includes a first editing point set to the first compressed image data to produce a first non-compressed image signal. A... Agent: William S. Frommer Frommer Lawrence & Haug

20080019445 - Information processing apparatus and information processing method, recording medium, and program: A bitstream comprising only I and P frames can be reproduced at a high speed without increasing the process amount nor degrading the picture quality. A prediction structure of the P frames of a coded bitstream is modified, and a control unit (112) is used to cause a variable length... Agent: Birch Stewart Kolasch & Birch

20080019447 - Apparatus and method for detecting motion vector, program, and recording medium: A motion vector detecting apparatus includes a first generation unit that generates a first evaluation value table from an image signal of a first level, a second generation unit that generates a second evaluation value table from an image signal of a second level higher than the first level, a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080019448 - Motion estimation apparatus and method and image encoding apparatus and method employing the same: Provided are a motion estimation apparatus and method and an image encoding apparatus and method employing the same. The motion estimation apparatus includes an optimal motion estimation unit performing motion estimation in an initial block mode while skipping remaining block modes excluding the initial block mode from a plurality of... Agent: Stanzione & Kim, LLP

20080019446 - Video coding: A method includes receiving a data signal that includes a plurality of encoded frames in a first access unit, receiving a data message indicative of a similarity between a portion of a first one of the plurality of encoded frames and a portion of a non-successive second one of the... Agent: Harrington & Smith, PC

20080019449 - Efficient macroblock header coding for video compression: The coded block parameters used to code blocks of image samples into structures called macroblocks are compressed more efficiently by exploiting the correlation between chrominance and luminance blocks in each macroblock. In particular, the coded block pattern for chrominance and luminance are combined into a single parameter for the macroblock... Agent: Klarquist Sparkman LLP

20080019442 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.C.

20080019450 - Apparatus and method of restoring image: Restoring an image is achieved by restoring a block by executing at least one first restoring function and at least one second restoring function. The first restoring function may be implemented using software, and the second restoring function may be implemented using hardware. By assigning restoring functions to be either... Agent: Stanzione & Kim, LLP

20080019451 - Circuits and methods for data bus inversion in a semiconductor memory: A data bus inversion (DBI) circuit includes at least one DBI block configured to invert an input data signal based on the logic state of input data bits. The DBI block includes a comparison deciding unit configured to generate, in a first mode, a comparison signal based on the number... Agent: Myers Bigel Sibley & Sajovec

20080019454 - Fractional carrier frequency offset estimator and method of estimating fractional carrier frequency offset between transmitter and receiver: Fractional carrier frequency offset estimators and related methods are disclosed. The invention may be particularly applied in WiMAX systems. The disclosed method of estimating fractional carrier frequency offset between a transmitter and a receiver includes calculating a first delay correlation based on a first and a second preamble repetitions included... Agent: Birch Stewart Kolasch & Birch

20080019453 - Constrained clipping for peak-to-average power ratio (crest factor) reduction in multicarrier transmission systems: Disclosed is a constrained clipping technique for reducing the peak-to-average power ratio (PAR) or crest factor of a multicarrier communications signal. This is a transmitter-side processing technique that does not impose any modification at the receiver. Constrained clipping achieves PAR reduction while simultaneously satisfying spectral mask and error vector magnitude... Agent: Law Offices Of Kenneth W. Float

20080019452 - Mimo transmitting apparatus, mimo receiving apparatus, and pilot symbol transmission method: A MIMO transmitting apparatus for improving the frame timing detection performance in a cell search. In the MIMO transmitting apparatus, a pilot pattern designating part (108) designates a pilot pattern corresponding to a scrambling code and sends the designation to pilot inserting parts (110-1 to 110-4). The pilot inserting parts... Agent: Stevens, Davis, Miller & Mosher, LLP

20080019455 - Mobile station in orthogonal frequency division multiplexing access system and transmit power control method thereof: The present invention relates to a mobile station of an OFDMA system and a transmit power control method thereof. The mobile station includes a modulator, a variable gain amplifier, a gain controller, and a power controller. The modulator modulates transmit data according to the number of allocated subchannels, and the... Agent: The Farrell Law Firm, P.C.

20080019456 - Multilevel linc transmitter: A multilevel LINC transmitter. The multilevel LINC transmitter comprises a multilevel signal component separator, a phase modulator block, a mixer block, an up-converter block, a predistorter and an RF block. The multilevel signal component separator comprises a multilevel scaler and converts an input signal to phase signals. The phase modulator... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080019457 - Reduced feedback transmit beamforming: A method and system for reduced feedback transmit beamforming are provided. Some embodiments comprise computing a matrix of channel transfer function coefficients. The matrix of channel transfer function coefficients is compressed by applying a rotation matrix having orthogonal columns to the matrix of channel transfer function coefficients to produce a... Agent: Texas Instruments Incorporated

20080019458 - Guard section length detection method and system: A guard section length detection method detects whether a preamble signal is received. A short preamble boundary is then detected, then detecting a frame boundary and detecting a guard section length. In the step of detecting the guard section length a second matched filter capable of processing 128 point data... Agent: Birch Stewart Kolasch & Birch

20080019459 - Multilevel linc transmitter: A multilevel LINC transmitter. The multilevel LINC transmitter comprises a multilevel signal component separator, a phase modulator block, and an RF block. The multilevel signal component separator comprises a multilevel scaler and converts a base band signal to constant envelope signals. The phase modulator block is coupled to the multilevel... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080019460 - Method and apparatus for the generation and detection of optical differential varied-multilevel phase-shift keying with pulse amplitude modulation (odvmpsk/pam) signals: Methods and apparatus are described for generating and receiving amplitude and differential-phase encoded signals in which the number of phase states at a given amplitude level is always less than or equal to that at a higher amplitude level and at least two amplitude levels have different numbers of phase... Agent: Brosemer, Kolefas & Associates, LLC - (lucent)

20080019461 - Receiving a signal in a communication system: The invention relates to a method of receiving a time modulated signal in a communication system. The method comprises steps of receiving the signal non-coherently, integrating the received signal by at least two integrators, the at least two integrators being delayed in time with respect to each other, comparing energies... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20080019462 - System and method for accelerated performance of quadrature amplitude modulation (qam) decoding operations in a processor: A system and method for accelerated performance of quadrature amplitude modulation (QAM) is provided. The system includes multiple general purpose registers and multiple execution units configured to decode a set of QAM tones in parallel or an individual QAM tone in response to a single instruction executable by the processor.... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080019463 - Control method and apparatus for receiving optical signal: A receiving/processing unit receives signals parallelized by a parallelizing unit, and executes a frame process including frame synchronization process on the signals. A phase comparing circuit and a phase judging circuit judge whether a bit delay is present based on a phase difference between a phase of a clock signal... Agent: Bingham Mccutchen LLP

20080019465 - Phy sub-channel processing: Physical layer (PHY) sub-channel processing. A soft symbol decision stream is arranged into a number of sub-channels to reduce substantially the processing performed within a communication receiver on data that is not intended for that communication receiver. In other embodiments, a predetermined approach is employed to arrange the soft symbol... Agent: Garlick Harrison & Markison

20080019464 - Signal pulse detection scheme for use in real-time spectrum analysis: A spectrum analysis engine (SAGE) that comprises a spectrum analyzer component, a signal detector component, a universal signal synchronizer component and a snapshot buffer component. The spectrum analyzer component generates data representing a real-time spectrogram of a bandwidth of radio frequency (RF) spectrum. The signal detector detects signal pulses in... Agent: Edell, Shapiro & Finnan, LLC

20080019466 - Robust dtv signals transmitted at two thirds the code rate of ordinary 8vsb dtv signals: Redundant coding of 8VSB digital television signals using (12, 8) linear block codes reduces code rate by a third. The parity bits for the (12, 8) block coding of the bytes in a pair of (207, 187) Reed-Solomon codewords are transmitted in a 207-byte segment of data. The information bits... Agent: Allen Leroy Limberg, Esq.

20080019467 - Method and apparatus for symbol alignment in diversity signal reception: Methods and apparatus taught herein provide for symbol alignment between diversity signals in a communication receiver. For example, in one embodiment, a method of symbol aligning diversity signals in a communication receiver comprises generating diversity sample sets for a received signal and hypothesizing two or more relative symbol alignments for... Agent: Coats & Bennett, PLLC

20080019468 - Soft sample scaling in a turbo decoder: A receiver for iterative decoding of a received, encoded signal employs slot-based scaling of soft samples. Iterative decoding employs a constituent maximum a priori (MAP) decoder for each constituent encoding of information of the encoded signal. Root mean square (RMS) values for soft samples over a slot are selected for... Agent: Mendelsohn & Associates, P.C.

20080019469 - Phase difference detection apparatus, phase difference detection method, reproduction apparatus and tracking controlling method: Herein disclosed a phase difference detection apparatus for detecting a phase difference between a first signal and a second signal, which may include a waveform equalization section configured to input the first and second signals as a target waveform and an input waveform, respectively, to perform a waveform equalization process... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080019470 - Method and apparatus for restoring signal using minimum value sampling: Provided is an apparatus and method to restore a signal using minimum value sampling, more particularly, a signal restoring apparatus and method using minimum value sampling, which are capable of effectively preventing deterioration of a restored signal caused by aliasing occurring when minimum value sampling of an input signal is... Agent: Staas & Halsey LLP

20080019471 - Method and circuit for line-coupled clock generation: The invention relates to a method or to a correspondingly equipped circuit for line-coupled generation of a clock (t), wherein the clock (t) is controlled in relation to a synchronization signal (hs) and by means of a closed loop (FLL) with respect to the phase and/or the frequency in relation... Agent: Maginot, Moore & Beck

20080013599 - Frequency selective and frequency diversity transmissions in a wireless communication system: Techniques for efficiently supporting frequency selective scheduling (FSS) and frequency diversity scheduling (FDS) are described. In one design, a first transmission for an FSS user may be mapped to a subband selected for this user from among at least one subband in a first frequency region of the system bandwidth.... Agent: Qualcomm Incorporated

20080013600 - Method and system for transmit frequency hopping: A mobile device (110) and combined method (400/500) for frequency hopping is provided. The frequency hopping can combine a receive scanning (400) with a scanning (500) for a transmit frequency for providing automated channel selection. The transmit scanning can include determining whether a push to talk (PTT) is pressed (501),... Agent: Motorola, Inc Intellectual Property Section

20080013601 - Method and device for bluetooth pairing: Methods are provided for automatic pairing of a first electronic device and a second electronic device in a radio communications system. Such methods can include bringing the first and second electronic devices in proximity to each other and transmitting an inquiry signal from the second electronic device. Such methods can... Agent: Myers Bigel Sibley & Sajovec, P.A.

20080013602 - Method and apparatus for generating codewords and sets of codewords which are useful for both coherent and non-coherent channel sounding and ranging and also have good auto correlation, cross correlation and spectral properties: The invention describes a method and device for designing a set of codewords, which have good properties for use in communication systems. These codeword sets are useful because they provide advantages to a communication system that uses them in that they result in lower error rates in the receiver. The... Agent: Michael Mclaughlin

20080013603 - Receiver and a receiving method: A method and a receiver for receiving coded digital data symbols sent from a transmitter through a transmission channel of a communications network is adapted to calculate first symbol estimates (y) of sent data symbols from the received data symbols, each of the first symbol estimates (y) having a first... Agent: Ericsson Inc.

20080013604 - Method and apparatus for determining boundaries of information elements: A method for determining boundaries of information elements for a PRN code modulated signal is provided. The method of the present invention uses an estimated symbol phase of the received signal and correlation values of different durations to determine the information element boundary. By the method of the present invention,... Agent: Madson & Austin

20080013605 - Method of gps bit synchronization: A method of GPS bit synchronization is disclosed. The method includes the steps of a) receiving plural serial C/A Codes, wherein a data bit is formed by m C/A Codes; b) sequentially providing a bin number ranged from 0 to m−1 to the plural C/A Codes; c) setting a sampling... Agent: Bacon & Thomas, PLLC

20080013606 - Relay: A relay for use in a communications network, said relay arranged to receive data from and transmit data to at least one higher level node and receive data from and transmit data to at least one lower level node, wherein the relay comprises: a processor arranged to control the relay... Agent: Squire, Sanders & Dempsey L.L.P.

20080013607 - Apparatus and a method for processing signals from a device: There is provided an apparatus for processing incoming signals, the apparatus comprising: a first connector of a first interface for operative connection with a corresponding second connector of an interface of a first device; a third connector of a second interface for operative connection with a corresponding fourth connector of... Agent: Creative Labs, Inc. Legal Department

20080013608 - System and method of communication via embedded modulation: A single subscriber line multi-point communication system is disclosed. In general, the multi-point communication system can include a first transceiver coupled to a subscriber line capable of transmitting and receiving at least two modulation methods, either of said modulation methods being operable to transmit a test signal, and a second... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080013609 - Economical, scalable transceiver jitter test: Any number of transceiver channels is tested for jitter generation/tolerance simultaneously. Tested channels use a serial loopback path to connect a transceiver transmit channel to a transceiver receiver channel. Both the transmitter and receiver PLLs are connected to a common reference clock. The reference clock is modulated with jitter at... Agent: Beyer Weaver LLP Attn: Altera

20080013610 - Cqi feedback for mimo deployments: The present disclosure provides a receiver, a transmitter and methods of operating a receiver and a transmitter. In one embodiment, the receiver includes a receive portion employing transmission signals from a transmitter, having multiple transmit antennas, that is capable of transmitting at least one spatial codeword and adapting a transmission... Agent: Texas Instruments Incorporated

20080013611 - Adjusting a transmit power spectrum of a transmit/receiver device of a communication network: A device for adjusting a transmit power spectrum of a first transmit/receive device of a communication network, comprising a means for receiving a measure for an attenuation which a signal experiences on a line from the first transmit/receive means to a first subscriber device of the communication network connected to... Agent: Maginot, Moore & Beck Chase Tower

20080013613 - Method and system for controlling multimedia communication quality in a handheld device: The invention provides a system and method for controlling multimedia communication quality in a handheld device. The handheld device receives and transmits multimedia data via a wireless network. First, the predetermined video coding parameters are used to code a video stream and transmit the coded video stream via the wireless... Agent: Bacon & Thomas, PLLC

20080013614 - Device and method for generating a data stream and for generating a multi-channel representation: For time synchronization of a data stream with multi-channel additional data and a data stream with data on at least one base channel, a fingerprint information calculation is performed on the encoder side for the at least one base channel to insert the fingerprint information into a data stream in... Agent: Schoppe, Zimmerman , Stockeller & Zinkler

20080013612 - Home network testing: A home network testing device includes an input port with any one or more of a variety of different connectors for receiving different types of communication cables, e.g. coaxial cable, telephone cable, and electrical cable; and a testing apparatus section with a variety of different testing apparatuses for testing for... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20080013615 - Method and systems for analyzing the quality of high-speed signals: Methods and systems for analyzing the quality of high-speed signals are provided, wherein a high speed signal is sampled simultaneously a plurality of times during a sampling clock period at each of a plurality of phase rotator positions to generate a plurality of partial values, wherein subset pluralities of the... Agent: Driggs, Hogg & Fry Co. L.p.a.

20080013617 - Adaptive equalizer with function of stopping adaptive equalization processing and receiver: An adaptive equalizer according to an embodiment of the present invention includes: an adaptive filter; and a control unit. The adaptive filter performs an adaptive equalization processing for an input signal modulated by a modulation method that produces a demodulated signal with constant amplitude characteristics so as to make an... Agent: Mcginn Intellectual Property Law Group, PLLC

20080013616 - Channel equalizer and method of processing television signal in dtv receiving system: A channel equalizer includes a channel estimator, a coefficient calculator, a multiplier, and an error remover. The channel estimator estimates a channel impulse response (CIR) of input data in which a known data sequence is periodically inserted. The coefficient calculator calculates equalization coefficients using estimated CIR, and the multiplier multiplies... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080013618 - Variable tap length equalizers and related digital receivers, methods and computer program products: Equalizers are provided including an N-tap feed forward filter, an M-tap feed backward filter, an L-tap filter, a control unit and an accumulator. The control unit is configured to connect the L-tap filter to the N-tap feed forward filter or the M-tap feed backward filter based on multipath information present... Agent: Myers Bigel Sibley & Sajovec

20080013619 - Encoder initialization and communications: The disclosure is directed to an apparatus and method for encoder initialization and communications. The apparatus may include a database and an encoder module. The database may be configured to receive a plurality of parameters to be used for operation of the encoder module. The database may be further configured... Agent: Qualcomm Incorporated

20080013620 - Scalable video coding and decoding: A system and method for conveying supplemental enhancement information related to different pictures in one access unit. Different pictures in one access unit may be pictures of each layer of a scalable video, pictures of each view of a multiview video, or pictures of each description in a multiple description... Agent: Foley & Lardner LLP

20080013621 - Signaling of region-of-interest scalability information in media files: A method for signaling ROI scalability information in a file format. The present invention provides an efficient signaling of ROI scalability information in the file format, wherein the signaling comprises providing the geometrical information of a ROI and an indication to identify the ROI each coded data unit is associated... Agent: Foley & Lardner LLP

20080013625 - Transcoding system using encoding history information: The present invention provides a transcoder having a MPEG decoder and a MPEG encoder, for changing a GOP structure and the bit rate of an encoded bitstream obtained as a result of an encoding process. The MPEG encoder receives a past encoding parameters generated at a past encoding process as... Agent: Frommer Lawrence & Haug

20080013626 - Transcoding system using encoding history information: The present invention provides a transcoder having a MPEG decoder and a MPEG encoder, for changing a GOP structure and the bit rate of an encoded bitstream obtained as a result of an encoding process. The MPEG encoder receives a past encoding parameters generated at a past encoding process as... Agent: Frommer Lawrence & Haug

20080013627 - Transcoding system using encoding history information: The present invention provides a transcoder having a MPEG decoder and a MPEG encoder, for changing a GOP structure and the bit rate of an encoded bitstream obtained as a result of an encoding process. The MPEG encoder receives a past encoding parameters generated at a past encoding process as... Agent: Frommer Lawrence & Haug

20080013624 - Method and apparatus for encoding and decoding video signal of fgs layer by reordering transform coefficients: A method of encoding a video signal of an FGS layer by reordering transform coefficients includes classifying transform coefficients of blocks in a current layer to be encoded into significant coefficients and refinement coefficients, reordering the significant coefficients and the refinement coefficients according to the classifications, and coding the reordered... Agent: Sughrue Mion, PLLC

20080013622 - Video coding with fine granularity scalability using cycle-aligned fragments: The disclosure describes FGS video coding techniques that use cycle-aligned fragments (CAFs). The techniques may perform cycle-based coding of FGS video data block coefficients and syntax elements, and encapsulate cycles in fragments for transmission. The fragments may be cycle-aligned such that a start of a payload of each of the... Agent: Qualcomm Incorporated

20080013623 - Scalable video coding and decoding: An improved system and method for effectively reducing prediction drift and improving coding efficiency in scalable video coding. The present invention provides an improved method for determining an offset value that is used to adjust the value of α, a leaky factor for a block of data that includes only... Agent: Foley & Lardner LLP

20080013628 - Computation scheduling and allocation for visual communication: Computation scheduling and allocation for visual communication is described. In one aspect, multiple frames of video data are encoded by allocating for at least a subset of inter-coded frames, on frame-by-frame basis, computational resources to encode the inter-coded frame. To this end, a computational budget to encode a current inter-coded... Agent: Lee & Hayes PLLC

20080013629 - Spatial prediction based intra coding: A method and device for coding a digital image using intra-mode block prediction, wherein a list of prediction modes for each combination of prediction modes of the neighboring blocks is obtained. The modes assigned to each combination of prediction modes may be divided into two groups. The first group includes... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20080013631 - Method and apparatus for encoding and decoding motion vectors: There is provided a method and apparatus for encoding and decoding motion vectors. Motion vectors are encoded through the steps of: (a) predicting motion vectors of a type identical to that of a present block and obtaining predictive motion vectors with respect to neighbor blocks having motion vectors of a... Agent: Sughrue Mion, PLLC

20080013630 - Scalable video coding with grid motion estimation and compensation: A scalable coder having a grid motion estimation and compensation module (110), a motion compensation temporal filtering module (105), a scalable coding module (115), a discrete transformation module (120), and a packetization module (135). The grid-motion estimation and compensation module (110) outputs a scalable motion vector from the source video... Agent: Intellectual Property / Technology Law

20080013632 - Integer pixel motion estimation system, motion estimation system for quarter-pixel luminance, motion estimation system for quarter-pixel chrominance, motion estimation system for combined luminance, motion estimation system for combined lumance and chromi: A RAM_HIME used for integer pixel motion estimation by an IME stores integer pixel luminance data from a SDRAM while satisfying the conditions that improve efficiency in reading an extracted rectangular area. A RAM_HSME used for motion estimation of quarter-pixel accuracy by a SME stores partial quarter-pixel luminance data while... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080013633 - Video compression using adaptive variable length codes: Adaptive variable length coding techniques may be used for entropy coding of residual block coefficients produced by predictive video coding. The techniques may be applied to schemes that code positions of nonzero transform coefficients using zero runs. Coding parameters such as end of block (EOB) shift and VLC codebook selection... Agent: Qualcomm Incorporated

20080013634 - Apparatus and method for high-speed interfacing between integrated circuits: An apparatus and method for high-speed interfacing between ICs are provided. A generator generates space clock pulses by adjusting a data rate of data. An inserter inserts commas during the space clock pulses. And a transmitter transmits bit streams with the data and the commas to a receiving IC. Accordingly,... Agent: JeffersonIPLaw, LLP

20080013635 - Transformer coils for providing voltage isolation: A circuit package providing voltage isolation includes at least one output and first circuitry located in a substrate of the circuit package for performing an operation. A transformer located in the metal layers of the circuit package provides voltage isolation between the first circuitry and the at least one output.... Agent: Howison & Arnott, L.l.p

20080013636 - Methods and apparatus for decoding frame packet data in a communication system: Methods and apparatus for decoding frame packet data in a communication system are disclosed. The methods and apparatus reduce latency for decoding particular types of broadcast signals in a frame. In particular, decoding of a communication signal includes demodulating at least a particular type of encoded broadcast channel modulation symbol... Agent: Qualcomm Incorporated

20080013639 - Multi-carrier transmitter for wireless communication: A multi-carrier transmitter capable of transmitting on one or multiple frequency channels simultaneously is described. In one design, the multi-carrier transmitter includes at least one processor and a single radio frequency (RF) transmit chain. The processor(s) may generate output chips for each of multiple frequency channels, digitally filter and upsample... Agent: Qualcomm Incorporated

20080013638 - Method and apparatus for allocating downlink resources in a multiple-input multiple-output (mimo) communication system: Techniques to schedule downlink data transmission to a number of terminals in a wireless communication system. In one method, one or more sets of terminals are formed for possible data transmission, with each set including a unique combination of one or more terminals and corresponding to a hypothesis to be... Agent: Qualcomm Incorporated

20080013637 - Multi-carrier communication apparatus, power line communication circuit, and multi-carrier communication method: Provided is a multi-carrier communication apparatus, power line communication circuit, and multi-carrier communication method capable of decreasing omission of carrier detection even when a plurality of communication apparatuses are simultaneously transmitting signals at the state of time discord. Digital signals transmitted from a digital signal-processing unit 1 are converted into... Agent: Stevens, Davis, Miller & Mosher, LLP

20080013640 - Multi-dimensional burst link access streaming transmission (blast) architecture and algorithms for low latency real-time broadband burst data/video transmission: A multi-dimensional Burst Link Access Streaming Transmission (BLAST) architecture, which provides flexible physical apparatus for balanced performance of data throughput, latency, and reliability of transmission (e.g. graceful degradation). A schedule is sent from a master node to alert targeted nodes regarding messages to be sent. The master node uses a... Agent: Volpe And Koenig, P.C.

20080013641 - Data transmission method and apparatus: One em