Pulse or digital communications inventions 10/09

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

20090245407 - Constellation rearrangement for transmit diversity schemes: c

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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