|Pulse or digital communications patents - Monitor Patents|
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Pulse or digital communications July category listing 07/09Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 07/30/2009 > patent applications in patent subcategories. category listing
20090190631 - Method for generating a spread spectrum clock and apparatus thereof: A method for generating a spread spectrum clock includes the steps of providing a reference clock having a reference period; generating a plurality of output clocks respectively having different phases according to the reference clock; generating a first/second control signal according to the reference clock and a spread spectrum clock... Agent: North America Intellectual Property Corporation
20090190632 - Method for transmitting signals from electronic housings mounted on the wheels of a vehicle to a central unit mounted on said vehicle: A method of transmitting signals from electronic housings, each mounted on one wheel of a vehicle, to a central unit (11) on the vehicle, uses spread spectrum. There is allocated, on the one hand, to each electronic housing (6-9) and to the central unit (11), a first common generic orthogonal... Agent: Young & Thompson
20090190633 - Interference mitigation of signals within the same frequency spectrum: Various apparatuses and methods are described herein to reduce the interference in receivers in bands were more than one signal is present. The embodiments also describe a receiver that is capable of providing interference mitigation for both WiFi and Bluetooth and wireless telephony standards in the same receiver. The receiver... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090190634 - Method , apparatus and system for channel estimation in two-way relaying networks: An apparatus for estimating a wireless radio channel between a first terminal and a relay station, the apparatus including a receiver for receiving a signal including a superposition of previously transmitted first information from the first terminal and second information from a second terminal, the second terminal also communicating with... Agent: Edwards Angell Palmer & Dodge LLP
20090190635 - Transceiver for communicating over different media types: One embodiment of the present invention relates to a transceiver. The transceiver includes a transmitter having a first transmission path configured to transmit a digital baseband signal over a wireline medium. In addition, the transmitter has a second transmission path configured to transmit a radio frequency signal over a wireless... Agent: Eschweiler & Associates LLC
20090190638 - Automatic downstream calibration: Embodiments of the invention provide a method for auto calibration with fix and stable power wide band noise at the cable modem input without any need to change input power by using PHY back-off variation at the ADC input. The wide band tuner's IF VGA calibration is accomplished by freezing... Agent: Texas Instruments Incorporated
20090190637 - Dual mode terminal and method for processing data service thereof: A dual mode terminal for simultaneously processing data services using controllers, and a method for processing the data services in the dual mode terminal is provided. The method includes processing a 1st data service in at least one of a 1st controller including an application and a 1st data protocol... Agent: JeffersonIPLaw, LLP
20090190636 - Method and apparatus for managing xdsl pseudo links: A transceiver having shared and discrete components forming a transmit path and a receive path configured to couple to a subscriber line for establishing a communication channel with a remote transceiver. The transceiver comprises a pseudo link manager coupled between the transmit and receive path components to manage pseudo links... Agent: Ip Creators
20090190639 - Multi-mode i/o circuitry supporting low interference signaling schemes for high speed digital interfaces: A multi-mode I/O circuit or cell (10) is provided for transmitting and receiving data between ICs, where each IC contains at least one of the I/O circuits. Each data link includes transmitter circuitry (12) and receiver circuitry (14). The transmitter circuitry sends data to a receiver circuitry in another IC,... Agent: Harrington & Smith, PC
20090190642 - Interpolating grake with two step delay hypothesis testing: The present invention provides a method and apparatus for adapting a current path delay estimate for path delay tracking. The method comprises selecting an operating mode, determining a set of hypothesized path delays based on said operating mode, computing a metric for each hypothesized path delay, and adapting a current... Agent: Coats & Bennett, PLLC
20090190641 - Methods and devices for processing signals transmitted via communication system: A method for processing signals transmitted via a communication system includes: measuring a first parameter associated with a signal power of a first frequency band of a received signal; measuring a second parameter associated with a signal power of a second frequency band of the received signal, wherein the first... Agent: North America Intellectual Property Corporation
20090190640 - Radio frequency integrated circuit with on-chip noise source for self-test: Radio frequency integrated circuits with on-chip noise source for use in the performance of tests and/or calibrations. For example, a radio frequency integrated circuit comprises at least one noise source residing on the radio frequency integrated circuit, the noise source being controllable by a digital input, and a radio frequency... Agent: Ryan, Mason & Lewis, LLP
20090190643 - Carrier phase independent symbol timing recovery methods for vsb receivers: The present invention provides a novel symbol timing recovery method for VSB receivers. Systems are described that comprise a timing error detector (TED) that produces an exact symbol timing error even in the presence residual carrier phase offset, loop filter that controls the characteristics of acquisition and tracking of digital... Agent: Pillsbury Winthrop Shaw Pittman LLP
20090190644 - Method and apparatus for quickly diagnosing inter-communication problem of digital subscriber line transceivers: A method for quickly diagnosing inter-communication problem of digital subscriber line transceivers, which records the interactive messages between central office xDSL terminal unit (xTU-C) and remote xDSL terminal unit (xTU-R), amends specific message of said interactive messages, executes interactive test utilizing amended message, and analyzes the result of said test... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20090190645 - Advanced receiver with sliding window block linear equalizer: A receiver or an integrated circuit (IC) incorporated therein includes a fast Fourier transform (FFT)-based (or hybrid FFT-based) sliding window block level equalizer (BLE) for generating equalized samples. The BLE includes a noise power estimator, first and second channel estimators, an FFT-based chip level equalizer (CLEQ) and a channel monitor... Agent: Volpe And Koenig, P.C. Dept. Icc
20090190646 - Adaptive equalizer and adaptive equalization method: An adaptive equalizer includes an adaptive filter and a control unit. The adaptive filter performs an adaptive equalization processing for an input signal so as to make an amplitude of an equalized output signal constant, the input signal being modulated by a modulation system that produces a modulation signal with... Agent: Foley And Lardner LLP Suite 500
20090190649 - Conditioning circuit that spectrally shapes a serviced bit stream: A high-speed bit stream interface module interfaces a high-speed communication media to a communication Application Specific Integrated Circuit (ASIC) via a Printed Circuit Board (PCB). The high-speed bit stream interface module includes a line side interface, a board side interface, and a signal conditioning circuit. The line side interface includes... Agent: Garlick Harrison & Markison
20090190648 - Differential transmitter: A TMDS driver outputs differential signals via a pair of differential signal lines. The input differential pair includes a first transistor and a second transistor with one terminals thereof connected to each other so as to form a common terminal, and operates with termination resistors, which are arranged on the... Agent: Cantor Colburn, LLP
20090190647 - Distortion compensating apparatus and power amplifier apparatus: A distortion compensating apparatus has an adaptive distortion compensating unit to compensate nonlinear distortion by controlling an input signal of a nonlinear distortion circuit by using an adaptive algorithm so as to reduce an error between a reference signal and a feedback signal from the nonlinear distortion circuit; and an... Agent: Katten Muchin Rosenman LLP
20090190650 - Driving signal generation circuit: A driving signal generation circuit including a transforming circuit and a phase split circuit is disclosed. The transforming circuit is utilized to generate a transformed signal by delaying a rising or falling edge of each pulse of a pulse-width-modulation signal. The phase split circuit generates first and second driving signals... Agent: North America Intellectual Property Corporation
20090190651 - Pwm signal generator, pwm signal generating device, and digital amplifier: In a full digital amplifier for an audio amplifier or the like, it is possible to suppress the concentration of an electromagnetic noise emission spectrum at a specific frequency. A sampling period variation type digital filter is realized by varying the coefficient of a noise shaping filter for the delta-sigma... Agent: Oliff & Berridge, PLC
20090190653 - Apparatus and method for adjusting bit rate in security device connected to external storage: Disclosed are an apparatus and method for adjusting a bit rate in a security device connected to an external storage, which can determine an output bit rate optimum to the external storage in the security device for receiving a video signal shot by a plurality of cameras and writing the... Agent: Birch Stewart Kolasch & Birch
20090190654 - Image recording device, image reproducing device, recording medium, image recording method, and program thereof: An image recording/reproducing device of this invention includes the following units. An image signal processing unit generates second captured image signals according to a second method. A first compression unit generates first compressed image data by compressing first image information that is image information included in the second captured image... Agent: Wenderoth, Lind & Ponack L.L.P.
20090190655 - Moving picture encoding apparatus: An encoding circuit (1) encodes an input image. A thinning-out decision unit (2) determines whether or not a picture needs to be thinned out. A dummy picture storage device (4) stores a dummy picture. A dummy picture is encoded data in which all the blocks refer to the same picture,... Agent: Staas & Halsey LLP
20090190652 - System and method for controlling transmission of moving image data over network: The present invention relates to a system and method for controlling the transmission of moving image data through a network. The system for controlling the transmission of moving image data through a network of the present invention includes a server and a client. The server transmits key frames and delta... Agent: Dickstein Shapiro LLP
20090190656 - Television functionality on a chip: A television on a chip (TVOC) system that provides a cost effective approach for providing television functionality on a single integrated circuit chip is disclosed. A TVOC includes the functionality necessary to receive and display television signals in a variety of input and output formats. A TVOC can be used... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.
20090190657 - Filtering method for removing block artifacts and/or ringing noise and apparatus therefor: Provided are a filtering method and apparatus for removing blocking artifacts and ringing noise. The filtering method includes transforming video data on a block-by-block basis, and detecting the presence of an edge region in the video data by checking the distribution of values obtained by the transformation. Accordingly, it is... Agent: Sughrue Mion, PLLC
20090190658 - Method for encoding and decoding video signal: Disclosed is a method for encoding a decoding a video signal. In the procedure of encoding the video signal, when a frame temporarily simultaneous with a frame including a macro block of an enhanced layer which will obtain a prediction video does not exist in a base layer, the macro... Agent: Harness, Dickey & Pierce, P.L.C
20090190659 - Video encoding method and apparatus, and video decoding method and apparatus: A video encoding method and apparatus, and a video decoding method and apparatus, which are capable of improving efficiency of encoding a luminance component video signal by predicting information on various encoding modes of the luminance component video signal by using a result obtained by encoding a chrominance component video... Agent: Sughrue Mion, PLLC
20090190660 - Image encoding method: An image encoding method according to the present invention calculates first difference information of an encoding target block and second difference information of an adjacent block, calculates a difference between the first difference information and the second difference information, and uses an intra mode only for blocks where a residual... Agent: Mcdermott Will & Emery LLP
20090190661 - Rate distortion optimized adaptive intra refresh for video coding: A method of video coding comprising Intra prediction coding at least a predetermined constant M macroblocks within an ordinary frame. These M macroblocks include naturally selected macroblocks where the bit cost of Intra prediction coding is less than for Inter prediction coding and optional additional macroblocks. The optional additional macroblocks... Agent: Texas Instruments Incorporated
20090190662 - Method and apparatus for encoding and decoding multiview video: A method for encoding a multiview video includes estimating and compensating for a motion between a plurality of pictures from more than one view. A first video captured at a first view becomes a basis and for performing encoding on the first video using the motion estimation and compensation result.... Agent: Cha & Reiter, LLC
20090190663 - Motion picture encoding device and motion picture decoding device: When a prediction is made between fields with different parity, the predicative efficiency of a chrominance vector is improved by adaptively switching the generation of a chrominance motion vector depending on a encoding/decoding field parity (top/bottom) and a reference field parity (top/bottom), and the coding efficiency is improved accordingly.... Agent: Staas & Halsey LLP
20090190664 - Method and system to improve the transport of compressed video data: A method comprises determining a plurality of time intervals Tp and Tn within a variable bit rate (VBR) representation of an image sequence. The time intervals Tp are those in which a number of blocks of information per unit time is greater than a baseline value. The time intervals Tn... Agent: William A. Webb Brinks Hofer Gilson & Lione
20090190668 - Digital broadcast receiving apparatus: A digital broadcast receiving apparatus receives a digital broadcast signal, which consists of layers each obtained by dividing a transmission bandwidth into a plurality of segments and combining some of the segments, and outputs images and/or sound from one of the layers constituting the received digital signal. This apparatus is... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090190666 - Hypothetical reference decoder with low start-up delays for compressed image and video: In one aspect, a method for encoding pictures is provided. The method is applied to each picture in a sequence of pictures, and the method comprises the steps of assigning a pre-decoder buffer removal time to the picture; selecting, for the picture, a number of bits, wherein the time-equivalent of... Agent: Farjami & Farjami LLP
20090190665 - Image playback apparatus and control method: According to one embodiment, an image playback apparatus which plays back data stream stored in a recording medium while decoding it, the apparatus includes a reading section which reads the data stream from the recording medium, a separation section which separates the data stream read by the reading section into... Agent: Knobbe Martens Olson & Bear LLP
20090190669 - Method for encoding and decoding video signal: Disclosed is a method for encoding a decoding a video signal. In the procedure of encoding the video signal, when a frame temporarily simultaneous with a frame including a macro block of an enhanced layer which will obtain a prediction video does not exist in a base layer, the macro... Agent: Harness, Dickey & Pierce, P.L.C
20090190667 - Picture relevance by compressed size: In one embodiment the invention provides a method for outputting auxiliary information for use in playing back a video sequence, the method comprising obtaining a measure of usefulness of a particular picture for playing back the video sequence, wherein the measure of usefulness indicates a performance of playing back the... Agent: Merchant & Gould Scientific Atlanta, A Cisco Company
20090190670 - Method for compensating timing mismatch in a/v data stream: Methods for compensating timing errors in an A/V stream are provided. An embodiment of the methods includes: receiving a plurality of encoded video frames of a current Group of pictures (GOP) from the video encoder and a plurality of encoded audio frames; when an error occurs in the video encoder,... Agent: North America Intellectual Property Corporation
20090190671 - Transcoding device, transcoder, decoder, and transcoding method: A transcoding device has been disclosed, which reduces the influence of an error even if the error has occurred in a decode image before re-encoding (transcoding). The transcoding device includes a decoder that decodes image data encoded in a first format and a transcoder that re-encodes image data supplied from... Agent: Arent Fox LLP
20090190674 - Method and apparatus to inject noise in a network system: An apparatus, system, and method are disclosed for injecting noise onto a link of a network. The apparatus, system, and method include, providing a noise injector card, connecting the noise injector card to the link, receiving a control signal to activate the noise injector card, switching a switch of the... Agent: International Business Machines Corporation
20090190673 - Power line communication apparatus, integrated circuit for power line communication and transmission/reception methods: Transmitter 2 includes inverse multicarrier transformer 23 and D/A converter 24. Inverse multicarrier transformer 23 generates a notch by masking a carrier at a frequency location predetermined in accordance with a communication method of the transmitter. D/A converter 24 performs a D/A conversion on a transmission signal containing the notch... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090190676 - Enhanced mimo detection method and apparatus: A multiple-input-multiple-output (MIMO) wireless communication enhanced detection method and apparatus are proposed whereby quasi optimal link performance is achieved, at low complexity for MIMO systems including those of high dimension and those operating at very high SNR.... Agent: Daniel N. Nissani (nissensohn)
20090190678 - Estimating channel in orthogonal frequency division multiplexing communication system: Among others, techniques, systems and apparatus are described for estimating a channel in an orthogonal frequency division multiplexing (OFDM) communication system. A method of estimating a channel in an orthogonal frequency division multiplexing (OFDM) communication system includes sequentially receiving symbols. Each symbol includes pilots and data. The pilots included in... Agent: Fish & Richardson, PC
20090190679 - Method for determining system information, and decoder, terminal, and computer program: A method for a terminal of a cellular telecommunication system for determining system information about a node of a network of the telecommunication system is disclosed. The telecommunication system enables determination of the system information by the terminal from information transmitted from at least one cell operated by the node,... Agent: Ericsson Inc.
20090190680 - Mobile communication system and wireless device: A base station transmits a control channel transmitted before information channels upon performing differential coding between control channels of adjacent frequencies. A terminal apparatus performs transmission path estimation on the basis of a pilot while decoding the control channel having undergone the differential coding. The information channels are decoded on... Agent: Frishauf, Holtz, Goodman & Chick, PC
20090190677 - Physical layer and data link layer signalling in digital video broadcast preamble symbols: Aspects of the invention are directed to physical layer and data link layer signaling in digital video broadcast preamble symbols. Embodiments are directed to distributing physical layer pre-signalling data among preamble symbols. If physical layer data is larger than a predetermined number of preamble symbols, then excess physical layer data... Agent: Banner & Witcoff, Ltd.
20090190681 - Space-time/space-frequency coding for multi-site and multi-beam transmission: The present invention relates to space-time or space-frequency coding in cellular systems. The same data is transmitted from different antennas with different coverage areas, corresponding to different cells. The different data streams have different parts of the space-time block codes applied. A mobile terminal can combine the different parts of... Agent: Philips Intellectual Property & Standards
20090190675 - Synchronization in a broadcast ofdm system using time division multiplexed pilots: In an OFDM system, a transmitter broadcasts a first TDM pilot on a first set of subbands followed by a second TDM pilot on a second set of subbands in each frame. The subbands in each set are selected from among N total subbands such that (1) an OFDM symbol... Agent: Qualcomm Incorporated
20090190683 - Mimo receiver using maximum likelihood detector in combination with qr decomposition: A MIMO receiver is provided with a preprocessor for performing QR decomposition of a channel matrix H wherein the factored reduced matrix R is used in place of H and Q*y is used in place of the received vector y in a maximum likelihood detector (“MLD”). The maximum likelihood detector... Agent: Turocy & Watson, LLP
20090190682 - System and method for maximum likelihood decoding in multiple out wireless communication systems: A system and method for a simplified Maximum Likelihood (ML) decoding (203) for MIMO systems is provided. The full ML decoding gives the lower bound of the decoding for CC coded MIMO systems. However, the computation cost is too high to be implemented in real system. Many alternative methods have... Agent: Philips Intellectual Property & Standards
20090190686 - Apparatus and method for channel estimation in mimo systems: Provided are a preamble structure and a channel estimation algorithm thereof. A communication method for a transmitter for channel estimation in a Multiple Input Multiple Output (MIMO) wireless communication system having N receiving antennas, includes generating a preamble interval having a short training field that includes a predetermined pattern iterated... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20090190688 - Beamforming for non-collaborative, space division multiple access systems: A wireless communication system noncollaborative, multiple input, multiple output (MIMO) space division multiple access (SDMA) system determines subscriber station combining and weighting vectors that yield a high average signal-to-interference plus noise ratio (SINR). Each subscriber station independently transmits information to a base station that allows the base station to determine... Agent: Hamilton & Terrile, LLP - Freescale
20090190687 - Method and apparatus for allocating feedback channel in multiple antenna communication system: A method and apparatus for allocating a feedback channel in a multiple antenna communication system are provided. In a method of operating a Base Station (BS) for allocating a feedback channel in a Multi-User Multiple-Input Multiple-Output (MU-MIMO) communication system, the method includes measuring a MIMO transmission environment, determining an amount... Agent: JeffersonIPLaw, LLP
20090190685 - Mimo communication system and transmission station: An imbalanced amplitude is produced to a pair of weighing factors (U1,1 and U1,2, U2,1 and U2,2) with respect to the transmission streams multiplexed to any of the plurality of transmission antennas. Thus, the increase in PAPR in a preceding MIMO system can be prevented.... Agent: Hanify & King Professional Corporation
20090190684 - Wireless communication method, radio receiving apparatus, radio transmitting apparatus, and wireless communication system: A wireless communication system capable of achieving adaptive STTD (Space-time Transmit Diversity). In this system, a receiving apparatus uses a channel estimation to calculate SINR (Signal to Interference and Noise Ratio) of each of substreams in all the combinations of transmission antennas and also calculate the performance of the whole... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090190689 - Sparse sampling of signal innovations: Signals, including signals from outside of the subspace of bandlimited signals associated with the Shannon theorem, are acquired while still providing an acceptable reconstruction. In some aspects a denoising process is used in conjunction with sparse sampling techniques. For example, a denoising process utilizing a Cadzow algorithm may be used... Agent: Qualcomm Incorporated
20090190690 - Communication system: According to an aspect of an embodiment, a communication system includes a transmission apparatus with a coding section that generates multi-level-coded signals and transmits the multi-level-coded signals; and a deskew signal generation section that generates and transmits a deskew signal related to the multi-level-coded signals. The communication system also includes... Agent: Fujitsu Patent Center C/o Cpa Global
20090190692 - Linear and polar dual mode transmitter circuit: Method and apparatus for configuring a transmitter circuit to support linear or polar mode. In the linear mode, a baseband signal is specified by adjusting the amplitudes of in-phase (I) and quadrature (Q) signals, while in the polar mode, the information signal is specified by adjusting the phase of a... Agent: Qualcomm Incorporated
20090190691 - Method and system for subspace beamforming for near capacity multiple input multiple output (mimo) performance: Aspects of a system for subspace beamforming for near capacity MIMO performance may include a MIMO transmitter that computes one or more rotation angle values (θf) based on a channel estimate matrix (H). In instances when each rotation angle is computed based on a Euclidean distance criterion, each value θf... Agent: Mcandrews Held & Malloy, Ltd
20090190693 - Multichannel signal encoding method, its decoding method, devices for these, program, and its recording medium: An object of the present invention is to efficiently perform weighted difference coding of two or more signals. Determination is made as to which of independent coding and weighted difference coding is to be used for each channel so that the total energy of the channel signals and weighted difference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090190694 - Communication semiconductor integrated circuit: A communication semiconductor integrated circuit, has: a first computing element which adds the count value and the phase difference value and outputs a first computed value as an addition result; a second computing element which adds set frequency data obtained by dividing a carrier frequency by a reference frequency of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090190695 - Decoding device and method, receiving device and method, and program: Disclosed herein is a decoding device that decodes demodulated data obtained by demodulating a quadrature modulated signal arising from digital modulation of a carrier and detects synchronization, the decoding device including, a decoder configured to decode first demodulated data that is the demodulated data obtained by demodulating the quadrature modulated... Agent: Frommer Lawrence & Haug LLP
20090190696 - Method and system for estimating parameters of a multi-tone signal: There is provided a method and a system for estimating parameters of a multi-tone signal made up of at least one single-tone signal, wherein the method comprises: generating time samples of the multi-tone signal by using a sampler; calculating the discrete Fourier transform (DFT) frequency samples by using a processing... Agent: Polsinelli Shughart PC
20090190697 - Decoding techniques for multi-antenna systems: In one embodiment, a wireless device for a wireless data communication system including the wireless device and a base station. The base station includes a plurality of first groups and a signal-processing unit. Each first group includes a receiver and at least one antenna connected to the receiver. The signal-processing... Agent: Mendelsohn, Drucker, & Associates, P.C.
20090190698 - Receiver, receiving method, and use of an in-phase signal and a quadrature-phase signal: A receiver, receiving method, and use of an in-phase signal and a quadrature-phase signal is provided, that includes a mixer in the receiving path, an oscillator whose output is connected to a mixer input of the mixer, whereby the oscillator is formed to output a base signal, oscillating at a... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20090190699 - Gain control method and apparatus: An analog/digital gain control device avoid some of the requirements associated with the nature of a closed-loop AGC circuits and which meets the remaining requirements without much difficulty uses an analog to digital conversion method that increases the number of effective ADC bits by compressing the baseband input analog signal... Agent: Volpe And Koenig, P.C. Dept. Icc
20090190700 - Methods and devices for processing signals transmitted via communication system: A method for processing signals transmitted via a communication system includes: generating a first parameter associated with a signal power of a first signal; performing an adjacent channel interference (ACI) filtering operation upon the first signal to generate a second signal; generating a second parameter associated with a signal power... Agent: North America Intellectual Property Corporation
20090190702 - Digital timing correction system, method and apparatus: The method and system of digital timing correction in a digital baseband communication system is disclosed. In one embodiment, a method includes receiving samples at a predetermined time interval based on a current clock signal of a receiver clock, reading in a prompt sample of the received samples and a... Agent: GlabalIPServices, PLLC
20090190703 - Sampling method and data recovery circuit using the same: A sampling method and a data recovery circuit using the same are provided. The sampling method includes following steps. First, a first strobe, a second strobe, a third strobe, and a fourth strobe are provided, wherein the second strobe lags the first strobe a first predetermined phase, the third and... Agent: J C Patents, Inc.
20090190701 - System and method for sampling rate adjustment of digital radio receiver: Methods and systems for adjusting a sampling rate of a digital radio receiver are disclosed that comprise the steps of receiving from a decoder a first frame of data having a first number of samples; determining at the digital radio receiver a phase difference between a receiver clock and a... Agent: Jones Day
20090190704 - Synchronization of frame signals having two synchronization words: Apparatus for frame synchronization in a broadcast receiver where received frames comprise first and second synchronization words at predetermined locations in the frame, comprises: a correlator set with expected synchronization words for correlation with incoming symbols of said frame, to find probable locations of the first and second synchronization words... Agent: Martin D. Moynihan D/b/a Prtsi, Inc.
20090190705 - System and method for in-phase/quadrature-phase (i/q) time delay measurement and compensation: A system for determining a time delay between an in-phase signal component and a quadrature-phase signal component includes an in-phase signal start time determination module coupled to an in-phase delay module, the in-phase signal start time determination module and the in-phase delay module configured to receive an in-phase signal component... Agent: Agilent Technologies Inc.
20090190707 - Frequency ratio detection: A system and method are provided for determining a frequency ratio in a phase-locked loop (PLL) circuit feedback path. The method accepts a reference signal having a predetermined first frequency and a PLL output signal having a non-predetermined second frequency. The reference signal cycles are counted, creating a first binary... Agent: Gerald W, Maliszewski
20090190708 - Frequency synthesis using upconversion pll processes: Techniques for frequency synthesis using upconversion PLL processes are described herein.... Agent: Lee & Hayes, PLLC
20090190709 - Phase locked loop calibration: A method for controlling a modulation signal for modulating a phase locked loop. A scaling control signal for scaling the modulation signal is generated using the error signal of the phase locked loop. The scaling control signal is adjusted when the modulation signal and the phase of the modulation signal... Agent: Seed Intellectual Property Law Group PLLC
20090190706 - Substrate module having an embedded phase-locked loop, integerated system using the same, and fabricating method thereof: A substrate module having an embedded phase-locked loop is cooperated with at least one function unit mounted thereon for forming an integrated system. The substrate module includes a base, a multi-layer structure, a built-in circuit unit, and an external circuit unit. The built-in circuit unit is integrated inside the multi-layer... Agent: Rosenberg, Klein & Lee07/23/2009 > patent applications in patent subcategories. category listing
20090185599 - Adjusting a transmit time of a wireless device: Methods of adjusting a transmit time of a wireless device are disclosed. One method includes a receiver determining a frequency hopping sequence of an interfering signal. The receiver obtains an observed pattern of at least one of time and frequency overlap between the interfering signal and a signal of interest.... Agent: Tzero Technologies, Inc.
20090185601 - Channel qualification for an adaptive frequency hopping method by means of bit or packet error rate measurement and simultaneous field strength measurement: This disclosure relates frequency channel qualification in wire-free communications system.... Agent: Infineon Technologies Ag Patent Department
20090185600 - Strengthened frequency hopping communication method and device: The invention relates to a frequency hopping communication method in which the data travels over time-variable frequency bearers. A frequency bearer is defined as a subset pair of carriers in a channel of a set of frequency channels (RF). The choice of the frequency bearers is derived from a pseudo-random... Agent: Lowe Hauptman & Berner, LLP
20090185602 - Transmitter, receiver, and mobile communication system: A transmitter includes: spread code multiplying means that multiplies a symbol indicating a reference signal by spread code to generate a chip sequence after spreading; chip pattern generation means that generates a chip pattern by performing chip repetition a predetermined repetition number of times on the chip sequence after spreading;... Agent: Osha Liang L.L.P.
20090185603 - Differentiated linear equalization at communication base stations: The teachings presented herein improve the processing of individual signals of interest included in a received composite signal by computing combining weights and/or signal quality estimates for each signal of interest, e.g., for linear equalization, based on either shared or non-shared correlation estimates. As a non-limiting advantage, the use of... Agent: Coats & Bennett, PLLC
20090185604 - Positioning method, program thereof, and positioning device: A positioning method includes (a) executing a cumulative addition for either one of the polarities on each of an I Q components of a received positioning signal, which is spread-modulated with a spread code reversed in polarity by navigation data, (b) calculating sum of squares of the result of the... Agent: GlobalIPCounselors, LLP
20090185606 - Method and system for selecting an operation profile: The invention provides a method and system for selecting an operation profile, which belongs to the field of network communication. In order to solve the problem of the selected operation profile being unsuitable for the broad bandwidth and traffic in the prior art, the invention provides a method for selecting... Agent: Darby & Darby P.C.
20090185605 - Seamless change of depth of a general convolutional interleaver during transmission without loss of data: Methods and communication systems are presented, in which impulse noise is monitored on a communication channel, and an interleaver depth is adjusted according to the monitored impulse noise without interrupting communication service.... Agent: Eschweiler & Associates LLC
20090185607 - Method for channel state feedback by quantization of time-domain coefficients: The present invention relates to a channel state transmission method using time domain coefficient quantization. A terminal measures channel information in the time domain and transmits it to a base station. In this instance, a multipath frequency selective fading channel is displayed in a tapped delay line format configured with... Agent: JeffersonIPLaw, LLP
20090185608 - Methods and systems for surveying, analyzing and presenting point to point mimo channels using information exchanged between ieee 802.11n compliant nodes at the media access control layer: Methods and apparatuses for monitoring MIMO channel transactions to determine MIMO channel characteristics.... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090185609 - Equalizer test circuit and equalizer test signal generation circuit: A test circuit to test an equalizer is disclosed. Pseudo-random number data is generated by a pseudo-random number data generation unit. A weight coefficient is generated by a weight coefficient generation unit in order to set interference strength of intersymbol interference. In a pseudo-intersymbol interference data generation unit, pseudo-intersymbol interference... Agent: Turocy & Watson, LLP
20090185610 - Joint demodulation using a viterbi equalizer having an adaptive total number of states: Systems and methods for performing joint demodulation using a Viterbi equalizer having an adaptive total number of states are disclosed. Generally, a method includes joint demodulating a desired signal and none or more interfering signals with a Viterbi equalizer having an adapative total number of states based on channel impulse... Agent: At & T Legal Department - Bhgl Attn: Patent Docketing Room 2a-207
20090185613 - High-speed receiver architecture: A receiver (e.g., for a 10 G fiber communications link) includes an interleaved ADC coupled to a multi-channel equalizer that can provide different equalization for different ADC channels within the interleaved ADC. That is, the multi-channel equalizer can compensate for channel-dependent impairments. In one approach, the multi-channel equalizer is a... Agent: Fenwick & West LLP
20090185612 - Method and apparatus for single burst equalization of single carrier signals in broadband wireless access systems: A receiver implementing a single carrier single burst equalization (SC-SBE) method is capable of achieving near optimal reception of individual single carrier RF bursts by making an accurate estimate of the burst's propagation channel impulse response (CIR). The SC-SBE method uses a CIR based coefficient computation process to obtain filter... Agent: Rg & Associates
20090185611 - Method for calculating filter coefficients for an equaliser in a communication receiver using hermitian optimisation: A method for calculating filter coefficients for an equaliser in a communication receiver, the method including the steps of calculating (22) channel response matrices G and H from channel estimation inputs; performing (24) a Cholesky decomposition of the channel response matrix G into a lower triangular matrix L and an... Agent: Scully Scott Murphy & Presser, PC
20090185615 - Radio wave receiver and wave clock: Disclosed is a radio wave receiver including: a receiving unit to receive a radio wave including a time code in which a plurality of types of data pulse different in pulse width from one another are arranged with a predetermined period of time; a detection circuit to detect the time... Agent: Frishauf, Holtz, Goodman & Chick, PC
20090185614 - Signal generating apparatus and related method: The signal generating apparatus includes a signal modulating unit, a selection signal generating unit, and a phase adjusting unit. The signal modulating unit is utilized for processing a modulation upon an input signal to generate a modulated signal. The selection signal generating unit is utilized for generating at least a... Agent: North America Intellectual Property Corporation
20090185617 - Method and system for adapting use of a radio link between a remotely controlled device and an operator control unit: A method for adapting use of a wireless link, such as a radio link, between a remotely controlled device and an operator control unit, and a remotely controlled device configured to perform the method, the method aimed at providing for more advantageous use of the wireless link in providing video... Agent: Karen Tang-wai Sodini
20090185616 - Multi-view video coding method and device: There are provided method and apparatus for use in a multi-view video coding system. The apparatus includes an encoder for encoding at least two views corresponding to multi-view video content into a resultant bitstream, wherein the resultant bitstream is encoded to include view specific information. The view specific information indicates... Agent: Thomson Licensing LLC
20090185618 - Streaming methods and systems: Various embodiments provide methods and systems for streaming data that can facilitate streaming during bandwidth fluctuations in a manner that can enhance the user experience. In one aspect, a forward-shifting technique is utilized to buffer data that is to be streamed, e.g. an enhancement layer in a FGS stream. Various... Agent: Lee & Hayes, PLLC
20090185619 - Combined storage and transmission of scalable media: The invention involves collective management of video and audio content in a content provider. The video and audio content is available in multiple potential versions, e.g. in the form of scalable media or media pre-encoded to fixed bandwidth levels. The video and audio data is associated with bandwidth share information... Agent: Ericsson Inc.
20090185620 - Video encoding apparatus and method for the same: A video encoding apparatus includes a calculator to calculate a bit rate every time interval of input encoded data from the number of encoded bits of each of a plurality of time intervals derived from the input encoded data by division in a decoding time direction, the input encoded data... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.L.P.
20090185622 - Method of searching for motion vector, method of generating frame interpolation image and display system: A motion vector detection method comprises extracting a first block including a plurality of pixels from a first frame of the image, detecting a second block from a plurality of blocks of a second frame of the image by block matching, the second block including the maximum number of pixels... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090185623 - Motion picture encoding device and motion picture decoding device: When a prediction is made between fields with different parity, the predicative efficiency of a chrominance vector is improved by adaptively switching the generation of a chrominance motion vector depending on a encoding/decoding field parity (top/bottom) and a reference field parity (top/bottom), and the coding efficiency is improved accordingly.... Agent: Staas & Halsey LLP
20090185621 - Video encoding/decoding apparatus and method: Provided are a resolution varying video encoding/decoding apparatus and method are provided. The video encoding apparatus comprises a resolution varying encoder to perform an encoding operation using motion estimation and compensation on a current image having a first resolution and a current image having a second resolution according to a... Agent: Staas & Halsey LLP
20090185624 - Apparatus and method for processing a picture frame: Apparatuses and methods for processing a picture frame are provided. The apparatus comprises a decoder, a memory, and an image processing unit. The decoder decodes blocks of the picture frame and deblocks decoded blocks to generate deblocked blocks. The memory stores the decoded blocks and deblocked blocks. The image processing... Agent: Nixon Peabody LLP - Patent Group
20090185626 - Data summarization system and method for summarizing a data stream: In order to further develop a method for summarizing at least one data stream (12) as well as a corresponding data summarization system (100) comprising at least one receiving means (10) for receiving at least one data stream (12) in such way that at least one summary is available immediately... Agent: Nxp, B.v. Nxp Intellectual Property Department
20090185627 - Method for scalably encoding and decoding video signal: In one embodiment, decoding of a video signal includes predicting at least a portion of a current image in a current layer based on at least a portion of a base image in a base layer and shift information for samples in the predicted current image.... Agent: Harness, Dickey & Pierce, P.L.C
20090185625 - Transmitter and receiver of video transmission system and method for controlling buffers in transmitter and receiver: Provided is a method for controlling a buffer in a transmitter and a receiver of a video transmission system in an environment where a channel transfer rate varies. The method includes: if a channel transfer rate is changed, changing a capacity of a buffer in a transmitter being used in... Agent: Sughrue Mion, PLLC
20090185628 - Receiving circuit: Disclosed herewith is a receiving circuit that receives data including video data that are digital signals. Each of conventional receiving circuits has been required to use high withstand voltage elements in its connection detection circuit higher than those of other circuits. Thus those conventional receiving circuits have been confronted with... Agent: Mcginn Intellectual Property Law Group, PLLC
20090185629 - Coding a signal with a shuffled-hadamard function: A method can include receiving, at an electronic transmitter device, for communication to an electronic receiver device, a first data value corresponding to one of a plurality of predetermined data values; identifying, from a matrix of data bits having the form of a 2N×2N Hadamard matrix whose rows have been... Agent: Fish & Richardson P.C.
20090185632 - Flexible ofdm/ofdma frame structure for communication systems: A flexible OFDM/OFDMA frame structure technology for communication systems is disclosed. The OFDM frame structure technology comprises a configurable-length frame which contains a variable length subframe structure to effectively utilize OFDM bandwidth. Furthermore, the frame structure facilitates spectrum sharing between multiple communication systems.... Agent: Morrison & Foerster LLP
20090185631 - Method and apparatus for detecting transmission symbol using lattice-reduction matrix in multiple input multiple output (mimo) system: Provided are a method and apparatus for detecting a transmission symbol using a lattice-reduction matrix in a Multiple Input Multiple Output (MIMO) system. The transmission symbol detection method includes: restoring an original transmission symbol from a reception signal received through the plurality of antennas; and obtaining at least one noise... Agent: Mcneely Bodendorf LLP
20090185630 - Method and apparatus for estimating the channel impulse response of multi-carrier communicating systems: An apparatus for estimating channel impulse response. The apparatus comprises an IFFT module, a tap selection module, a correlation module, a correlation module, and a decision module. The IFFT module receives and transforms a plurality of pilot tones into a periodic discrete-time series. The tap selection module selects two taps... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090185633 - Method and system for specifying the location of data bursts: A system and method for locating data subbursts in a data transmission is provided. A preferred embodiment comprises receiving data subbursts with different MCIDs at a mobile station. The mobile station also receives an indicator message which indicates the location of the data subbursts with MCIDs associated with the mobile... Agent: Slater & Matsil, L.L.P.
20090185635 - Communication system, transmitter, receiver and multiple access method: In a communications system including a transmitter for transmitting signals over a transmission channel and a receiver for receiving the signals, the transmitter includes: a filter for filtering a modulated signal to modify amplitude and phase characteristics of the modulated signal; and a first processor for performing interleaving process and/or... Agent: Mcginn Intellectual Property Law Group, PLLC
20090185634 - Radio communication system, radio communication device, and channel correlation matrix decision method: It is possible to prevent lowering of a throughput of a radio communication system even when propagation path environments of an uplink line and downlink line are asymmetric. A maximum proper value calculation unit (115) calculates a maximum proper value from a channel matrix. A maximum proper value comparison unit... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090185636 - Parallel and adaptive signal processing: A method and apparatus for parallel and adaptive signal reconstruction from a multitude of signal measurements. Algorithms and hardware are disclosed to denoise the measured signals, to compress the measured signals, and to reconstruct the signal from fewer measurements than standard state-of-the-art methods require. A parallel hardware design is disclosed... Agent: Fliesler Meyer LLP
20090185637 - Apparatus and circuit for data transmission: The invention provides a data transmitting apparatus including: a data transmitting circuit (100) having a differential signal line through which a differential signal is transmitted/received by a first line (161, 165) through which hot plug detection information of a communication line is transmitted, and a second line (162, 167) paired... Agent: Knobbe Martens Olson & Bear LLP
20090185638 - Radio transmission device and radio transmission method: Provided are a radio transmission device and a radio transmission method capable of improving downlink and uplink throughput even when performing dynamic symbol allocation. In the device and the method, BS and MS share a table correlating a basic TF as a combination of parameters such as TB size used... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090185639 - Dc offset correction circuit for canceling a dc offset in real time and a receiving system having the same: A DC offset correction circuit includes a DC offset detector generating a detection voltage based on a result of a comparison of a first reference voltage and a voltage difference between signals input to the DC offset detector, a comparator comparing a second reference voltage and the detection voltage and... Agent: F. Chau & Associates, LLC
20090185640 - Demodulation circuit, digital microwave system and demodulation method: A demodulation circuit, a digital microwave system including the demodulation circuit, and a signal demodulation method are provided. The demodulation circuit includes a first circuit, a second circuit, a third circuit, and a fourth circuit connected in turn. The fourth circuit includes a pulse counting unit and a data decision... Agent: Leydig, Voit & Mayer, Ltd (for Huawei Technologies Co., Ltd)
20090185642 - Automatic gain control using signal and interference power to obtain extended blocking performance: In a radio including analog and digital portions, with at least one A/D converter between the analog and digital portions, and the selectivity of the radio at least partly implemented in the digital domain, an AGC controller sets a first variable gain amplifier (VGA) (302) to low gain upon a... Agent: Nxp, B.v. Nxp Intellectual Property Department
20090185641 - Method and system for detecting narrowband signals using a receiver with a wideband frontend: A system (100) and method (300) detect the presence of a narrowband signal having a bandwidth ΔF2 in a wideband frequency channel having a band-width ΔF1>ΔF2. The method (300) includes digitizing (310) a signal received in the frequency channel; transforming (320) the digitized signal into N digital frequency domain components;... Agent: Philips Intellectual Property & Standards
20090185643 - Methods and apparatus for map detection with reduced complexity: Methods and apparatus are provided for high-speed, low-power, high-performance channel detection. A soft output channel detector is provided that operates at a rate of 1/N and detects N bits per 1/N-rate clock cycle. The channel detector comprises a plurality, D, of MAP detectors operating in parallel, wherein each of the... Agent: Ryan, Mason & Lewis, LLP
20090185644 - Soft decision processing: A method of producing soft decisions for a signal, wherein a model provides an expression for an LLR for the signal, the LLR expression is dependent on noise power in the signal and can be rendered in a form independent of the noise power, wherein the method comprises evaluating the... Agent: Edell, Shapiro & Finnan, LLC
20090185646 - Estimating frequency shift: Techniques, systems and apparatus are described for estimating a frequency shift. An apparatus for estimating a frequency shift includes a fast Fourier transform unit to transform a signal of a time domain into a frequency domain and output fast Fourier transform symbols. A complex conjugate multiplier is in communication with... Agent: Fish & Richardson, PC
20090185645 - Receiver device, error detection circuit, and receiving method: A receiver device which is small in scale of circuit configuration yet capable of detecting an error between symbol timing of a received signal and that generated therein and also restraining an error signal from varying due to variation in input level of the received signal. A delayer delays the... Agent: Arent Fox LLP
20090185647 - Precise frequency estimation of short data bursts: The invention performs frequency estimation over both the burst preamble, during which known symbols are transmitted, and also during the burst's data packet, which is subsequent to the preamble and extracted by the local detector. During the preamble, an initial frequency estimate is obtained. This estimate is based on a... Agent: Harrity & Harrity, LLP
20090185649 - Decision directed flicker noise cancellation: A decision directed flicker noise canceller for reducing flicker noise in a modulated input signal according to an embodiment of the present invention includes a decision circuit, a conversion circuit, first and second adders and a filter. The decision circuit provides signal decisions based on the input signal. The conversion... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP
20090185648 - Methods and devices for processing signals transmitted via communication system: A method for processing signals transmitted via a communication system includes: measuring a first parameter associated with a signal power of a first frequency band of a received signal; measuring a second parameter associated with a signal power of a second frequency band of the received signal, wherein the first... Agent: North America Intellectual Property Corporation
20090185650 - Beamforming in mimo communication systems: A communication terminal includes first and second transmitters, which are coupled to produce respective first and second Radio Frequency (RF) signals that are phase-shifted with respect to one another by a beamforming phase offset, and to transmit the RF signals toward a remote communication terminal. The terminal includes a reception... Agent: D. Kligler I.p. Services Ltd07/16/2009 > patent applications in patent subcategories. category listing
20090180517 - Data transmitting/receiving method and apparatus in uwb communication system: A data transmitting/receiving method and apparatus for allocating optimal sub-bands and transmission power levels and transmitting data in a ultra wide band (UWB) communication system. The method includes receiving data through sub-bands of each band group; determining performance ranks of the sub-bands based on error rates and differences of transmitting... Agent: Stein Mcewen, LLP
20090180519 - Driving method of global positioning system using short-range communication: A global positioning system using Bluetooth technology, including: a first Bluetooth master that receives satellite orbit information; a Bluetooth slave that communicates with the first Bluetooth master in a Bluetooth protocol; and a second Bluetooth master that transmits an inquiry code for communication with the Bluetooth slave in the Bluetooth... Agent: Stanzione & Kim, LLP
20090180518 - Ultrawideband radio transmitting apparatus, ultrawideband radio receiving apparatus, and ultrawideband radio transmitting-receiving apparatus: A digital data that includes at least two bits is input to a chirp modulation unit. On the basis of either one of these two bits, a frequency variable range is selected as either a frequency variable range between a frequency f1 and a frequency f2, a frequency variable range... Agent: Quarles & Brady LLP
20090180520 - Positioning apparatus: A positioning apparatus has an oscillator that generates a reproduced carrier wave which keeps track of a carrier wave of a satellite signal; a pseudo noise generator that generates a pseudo noise code unique to a satellite; a control section that controls a phase of the pseudo noise code in... Agent: Mcdermott Will & Emery LLP
20090180521 - Detection of interferers using divergence of signal quality estimates: A method, system, and computer-readable medium for detecting an interferer in a wireless communication system are provided. The method includes receiving a signal having P tones, each of the P tones being associated with a frequency, determining a first signal quality of each of the P tones, determining a second... Agent: Qualcomm Incorporated
20090180522 - First significant path detection: A scheme determines the first significant path (FSP) of a received multipath signal, from data defining the relative delay and the amplitude of the individual signal paths occurring in a series of time frames. The scheme includes filtering the data to spread the signal paths, performing a persistence test between... Agent: Seed Intellectual Property Law Group PLLC
20090180523 - Rake receiver with time-shared fingers: A rake receiver for processing a multi-path input signal received from a communications channel, wherein each multi-path component of the multi-path input signal comprises one or more symbols, comprises a plurality of fingers and a demodulator. Each of the plurality of fingers is adapted to receive the multi-path input signal... Agent: Mendelsohn, Drucker, & Associates, P.C.
20090180524 - Device and method for fast transition from preamble synchronization to data demodulation in direct sequence spread spectrum (dsss) communications: A device for fast transition from preamble synchronization of a received baseband signal to demodulation of the received baseband signal may include a baseband chip tracking loop to generate an offset tracking value to track any initial chip phase offset and Doppler-caused baseband chip frequency drift associated with the received... Agent: Moore And Van Allen PLLC For Boeing
20090180525 - Signal processing unit and wireless communication device: A signal processing unit and a wireless communication device are provided for making it possible to improve detecting sensitivity in correlation peak detecting processing. The signal processing unit and the wireless communication device are comprised of a carrier data generating unit; a carrier demodulation unit; a matched filter unit that... Agent: Jacobson Holman PLLC
20090180526 - Power reduction for digital subscriber line: An apparatus comprising a transmitter configured to transmit a low power mode Discrete Multi-Tone (DMT) signal using a plurality of DMT tones, wherein at least some of the DMT tones comprise a low power mode (LPM) tone that carries data at a normal PSD level and a non-LPM tone that... Agent: Conley Rose, P.C.
20090180527 - Measuring apparatus, measuring method, recording medium, and test apparatus: Provided is a measuring apparatus which measures a quadrature modulator, including a supplying section supplying the quadrature modulator with a reference I signal having a predetermined frequency and a reference Q signal whose phase is shifted by 90 degrees from the reference I signal, an extracting section extracting, from a... Agent: Jianq Chyun Intellectual Property Office
20090180528 - Pilot-directed and pilot/data-directed equalizers: A normalized least means square (NLMS) equalizer including two equalizer filters is disclosed. In one embodiment, a single correction term generator is used to generate correction terms for tap coefficient updates of each of the equalizer filters based on a pilot signal. In another embodiment, two different correction term generators... Agent: Volpe And Koenig, P.C. Dept. Icc
20090180529 - Multi-pair gigabit ethernet transceiver: Various systems and methods providing high speed decoding, enhanced power reduction and clock domain partitioning for a multi-pair gigabit Ethernet transceiver are disclosed. ISI compensation is partitioned into two stages; a first stage compensates ISI components induced by characteristics of a transmitter's partial response pulse shaping filter in a demodulator,... Agent: Mcandrews Held & Malloy, Ltd
20090180530 - Apparatus and method for amplifying signal power in a communication system: A transmitter is provided for amplifying signal power in a communication system. The transmitter includes a single-tone signal generator for generating a single-tone signal; a baseband signal generator for generating a baseband signal; a bias modulator for switching a positive bias signal to a first power amplifier using the baseband... Agent: Docket Clerk
20090180531 - codec with plc capabilities: A method for encoding data, including processing the data one data window at a time, as follows: computing spectral components of data of a first frame of data using data from the one data window, selecting prominent spectral components of the data using a selection method appropriate for the data,... Agent: Martin D. Moynihan D/b/a Prtsi, Inc.
20090180533 - control of video decoder for reverse playback operation: A video decoder includes a mode of operation for reverse playback that includes dividing a sequence of coded video data into groups of pictures (GOPs) and further subdividing the groups of pictures into a plurality of spans. GOPs extend in coding order from a first key frame to a terminal... Agent: Kenyon & Kenyon LLP
20090180534 - Dynamic rate adjustment to splice compressed video streams: Described are computer-based methods and apparatuses, including computer program products, for dynamic rate adjustment to splice video streams. A splicer receives a first compressed video stream of bits and buffers the first video stream of bits in a first buffer. The splicer receives a second compressed video stream of bits... Agent: Proskauer Rose LLP
20090180532 - Picture mode selection for video transcoding: An adaptive picture mode selection transcoder selects an encoding mode in a second format for frames of video previously encoded in a first format by determining a magnitude of interlacing phenomenon in the using picture information obtained during decoding of the video from the first format. In one aspect, the... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090180535 - Robust digital communication system: Normally ordered robust VSB data are reordered in accordance with a first interleave to produce reordered robust VSB data. The reordered robust VSB data and ATSC data are reordered in accordance with a second interleave to produce normally ordered robust VSB data and reordered ATSC data. The normally ordered robust... Agent: Zenith Electronics LLC
20090180536 - Entropy encoder, video coding apparatus, video coding method and video coding program: An entropy encoder, a video coding apparatus, a video coding method and a video coding program can cope with the adverse effects that arise as a result of a local increase of overhead code quantity. The quantization parameter output form the code quantity control unit of a video coding apparatus... Agent: Nec Corporation Of America
20090180537 - Inter-layer prediction method for video signal: The present invention relates to a method for conducting interlayer prediction in encoding or decoding of video signal . The present method checks whether at least one of vertically-adjacent two macro blocks on a base layer is intra mode, and if only one of the two macro blocks is identified... Agent: Harness, Dickey & Pierce, P.L.C
20090180539 - Interpolated skip mode decision in video compression: This invention enables determination of the best video encoding mode for a macroblock in the SKIP mode and comparing this cost with other modes. This invention avoids sub-pixel interpolations for fractional pixels. This invention models the cost function in a quadratic model and computes the cost for a nearest integer... Agent: Texas Instruments Incorporated
20090180538 - Template matching scheme using multiple predictors as candidates for intra-prediction: An apparatus and method for spatial encoding of intra-predictions for a current block of a video sequence without the need to average across a number of best template matches. The encoder identifies and sorts the best template matches for the current block within previously coded and reconstructed blocks which neighbor... Agent: John P. O'banion O'banion & Ritchey LLP
20090180544 - Decoding stage motion detection for video signal deinterlacing: Systems and methods directed to processing a video signal, either interlaced or progressive, are provided. A plurality of samples of a reconstructed macroblock of the video signal are evaluated to generate data associated with at least one of the plurality of samples. The data and the reconstructed macroblock can be... Agent: Lowrie, Lando & Anastasi, LLP Z2002
20090180540 - Method of processing a current field macroblock: In one embodiment, the method includes determining reference picture index numbers in a reference picture list. The reference picture index numbers increase for reference pictures having a decreasing display order with respect to a picture including the macroblock. The reference picture index numbers increase for reference pictures having an increasing... Agent: Harness, Dickey & Pierce, P.L.C
20090180542 - Process for delivering a video stream over a wireless bidirectional channel between a video encoder and a video decoder: Process for delivering a video stream over a bidirectional wireless channel between a video encoder and a video decoder, wherein the video frames of the video stream are encoded by determining predictions (M) for defined partitions of the video frames, a prediction (M) being based on at least one reference... Agent: Fay Sharpe/lucent
20090180543 - Video codec apparatus and method thereof: An optimal interpolation frame is achieved by estimating optimal motion vectors both for a coding process and an interpolation frame generating process. A video codec apparatus coding and decoding a video and generating an interpolation frame in the decoding includes a motion vector estimation unit calculating an evaluation value to... Agent: Wenderoth, Lind & Ponack L.L.P.
20090180541 - Video motion compensation: A method and apparatus are provided for video motion compensation suitable for use in decoding compressed video. An input buffer receives lines of blocks of video data and outputs lines of these to a first block transpose unit 52. This can selectively transpose the lines and columns of an input... Agent: Flynn Thiel Boutell & Tanis, P.C.
20090180548 - Adaptive gain and offset control in a digital video decoder: An adaptive gain and offset control for a digital video analog to digital converter is provided. A gain indicator and/or an offset indicator, which are used as inputs control signals to an analog-to-digital converter, are determined based on a detected maximum level and a detected blanking level from an input... Agent: Silicon Valley Patent Group LLP
20090180546 - Assistance for processing pictures in concatenated video streams: Systems and methods that provide a video stream in a transport stream, the first video stream comprising a plurality of compressed pictures, and that provide information in the video stream, wherein the information includes plural data fields, the provided information comprising: a first data field corresponding to a location in... Agent: Merchant & Gould Scientific Atlanta, A Cisco Company
20090180545 - Hypothetical reference decoder: Disclosed is a system and method of controlling a video decoder, including a reviewing channel data representing coded video data generated by an encoder to identify parameters of a hypothetical reference decoder (HRD) used by the encoder during coding operations. A parameter representing an exit data rate requirement of a... Agent: Kenyon & Kenyon LLP
20090180551 - Method and apparatus for decoding video signal using reference pictures: In the method for decoding a video signal, at least a portion of a current image in a current layer is predicted based on at least a portion of a reference image and offset information. The offset information may indicate a position offset between at least one boundary pixel of... Agent: Harness, Dickey & Pierce, P.L.C
20090180550 - Method and apparatus for encoding/decoding video signal using reference pictures: In the method for decoding a video signal, at least a portion of a current image in a current layer is predicted based on at least a portion of a reference image and offset information. The offset information may indicate a position offset between at least one boundary pixel of... Agent: Harness, Dickey & Pierce, P.L.C
20090180549 - Method and apparatus for scheduling multimedia streams over a wireless broadcast channel: A method of broadcasting data is disclosed. A plurality of broadcast data streams are received and divided into a plurality of frames. Each frame includes data from only one of the broadcast data streams. The frames can then be broadcast wirelessly.... Agent: Slater & Matsil, L.L.P.
20090180547 - Processing and managing pictures at the concatenation of two video streams: Systems and methods that receives a video stream in a transport stream, the first video stream comprising a plurality of compressed pictures, and that receives information in the video stream, wherein the information includes plural data fields, the received information comprising: a first data field corresponding to a location in... Agent: Merchant & Gould Scientific Atlanta, A Cisco Company
20090180553 - Information processing apparatus and method: Disclosed herein is an information processing apparatus configured to process a code stream having a first resolution with data having the first resolution scalably encoded, including setting means, first creating means, authoring means, second creating means, and code stream replacing means.... Agent: Frommer Lawrence & Haug
20090180552 - Video coding system using texture analysis and synthesis in a scalable coding framework: An apparatus or method of efficiently coding high resolution video using texture analysis and synthesis techniques in a scalable video coding framework. A high-resolution video signal is spatially downsampled and encoded into a base-layer. Texture and structure information are extracted from the downsampled signal and base-layer for use by a... Agent: O'banion & Ritchey LLP/ Sony Electronics, Inc.
20090180554 - Digital timing extraction and recovery in a digital video decoder: A digital timing extraction and recovery in a digital video decoder is provided.... Agent: Silicon Valley Patent Group LLP
20090180555 - Filtering and dithering as pre-processing before encoding: Techniques and tools are presented for controlling artifacts such as banding artifacts, ringing artifacts and film scan artifacts in video. For example, before encoding, a pre-processor performs combined filtering and dithering on video such that the weight of dithering at a location depends on the results of filtering at the... Agent: Klarquist Sparkman LLP
20090180556 - Multi-directional comb filtering in a digital video decoder: A multi-directional comb filtering in a digital video decoder is provided.... Agent: Silicon Valley Patent Group LLP
20090180557 - Channel estimation device and related method of an orthogonal frequency division multiplexing system: A channel estimation device for orthogonal frequency division multiplexing system and related method. The transmitting end transmits error detection signal of subcarrier, and the channel estimation is decided by whether the received signal at the receiving end is correct. Furthermore, in order to reduce the calculation complexity of the channel... Agent: Rosenberg, Klein & Lee
20090180564 - Dithering scheme using multiple antennas for ofdm systems: A ground- or roof-top-based repeater in an OFDM system uses multiple transmission antennas to transmit multiple identical OFDM signals. Dithering is performed by introducing a slight variable-frequency phase offset to all but one of the multiple identical transmitted OFDM signals. The effective overall channel is more dynamic and provides spatial... Agent: Mendelsohn, Drucker, & Associates, P.C.
20090180562 - Multi-carrier communication systems employing variable symbol rates and number of carriers: A multi-carrier communication system such as an OFDM or DMT system has nodes which are allowed to dynamically change their receive and transmit symbol rates, and the number of carriers within their signals. Changing of the symbol rate is done by changing the clocking frequency of the nodes' iFFT and... Agent: Bever Hoffman & Harms, LLP
20090180558 - Ofdm channel estimation: A receiver for receiving an orthogonal frequency division multiplexed (OFDM) digital video broadcast (DVB) signal including OFDM symbol sets including data symbols and pilot symbols transmitted using a plurality of sub-carriers, the OFDM DVB signal being transmitted toward the receiver via a transmission channel, the receiver including an input processor... Agent: Qualcomm Incorporated
20090180560 - Transmitting apparatus, communication system, transmitting method and program: A transmitting apparatus includes a transmission power reducing section to reduce a power of a transmission signal in a prescribed frequency band of a multicarrier signal containing a plurality of subcarriers and change the prescribed frequency band in which the power of the transmission signal is reduced in time sequence.... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20090180563 - Turbo hsdpa system: A method of power saving for a wireless transceiver (FIGS. 1 and 2) is disclosed. The transceiver has an active power mode (504) and a reduced power mode (510). The transceiver is operated in the reduced power mode (510) and monitors transmissions from a remote wireless transmitter while in the... Agent: Texas Instruments Incorporated
20090180561 - Unified uplink control signal formats: Systems and methodologies are described that facilitate creating a unified format that can accommodate various MIMO modes. The unified format can employed with a single payload size that includes uplink control information for each available MIMO mode. By packaging the payload with uplink control information related to each MIMO mode,... Agent: Qualcomm Incorporated
20090180559 - Wireless transmission system, receiver thereof, and method for removing inter-carrier interference thereof: A method for removing ICI for a received symbol is provided. Firstly, a transmitted symbol is received via a wireless channel within a symbol time so as to obtain the received symbol. The transmitted symbol includes P identical original partial data, wherein P is a positive integer larger than 1.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090180565 - System for, and method of, processing quadrature amplitude modulated signals: Analog signals encoded with quadrature amplitude modulation (QAM) pass through a coaxial cable at a particular baud rate. These signals have a carrier frequency individual to the TV station being received. They are mixed with signals from a variable frequency oscillator to produce signals at a particular intermediate frequency (IF).... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.
20090180566 - Transmission apparatus and a reception apparatus in a multicarrier transmission system and a transmission method and a reception method using the multicarrier transmission system: An object is to reduce inter-carrier interference caused by frequency fluctuations, amplitude fluctuations, phase fluctuations, or the like without reducing a transmission efficiency. On a receiving end, a canceling filter section (223) is provided, alleviating the inter-carrier interference caused by the frequency fluctuations, the amplitude fluctuations, the phase fluctuations, or... Agent: Wenderoth, Lind & Ponack L.L.P.
20090180568 - Hybrid automatic repeat requests coding in mimo networks: A method transmits a block of symbols in a multiple-input multiple-output (MIMO) network including a transmitter having a set of transmit antennas and a receiver having a set of receive antennas. A block of symbols is coded with a first code to generate a first block, which is transmitted and... Agent: Mitsubishi Electric Research Laboratories, Inc.
20090180569 - Near-optimal low-complexity decoding of space-time codes for fixed wireless applications: An improved multi-antenna receiver is realized for detecting signals transmitted by a multi-antenna transmitter by summing signals received at the plurality of receiver antennas after multiplying each by a respective constant. The summed signal is applied to a maximum likelihood detector. The respective constants, λj, where j is an index... Agent: At&t Legal Department - Pk Attn: Patent Docketing
20090180567 - Transmission device, mimo communication system, and transmission diversity method: Provided are a transmission device and a transmission diversity method, which can suppress degradation of a transmission diversity performance even under the circumstances having a space correlation, in the case of performing a transmission diversity MIMO communication. The transmission device comprises an orthogonal conversion unit (201) for multiplexing an M-number... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090180572 - Apparatus and method for space frequency block coding in a multiple input multiple output single carrier wireless communication system: A Multiple Input Multiple Output (MIMO) single carrier wireless communication system is provided. The system includes a coder for performing block coding on symbols, an extender for collecting the block-coded symbols during one transmit (Tx) signal duration and for performing repetitive extension on the collected symbol vectors by an interval... Agent: Docket Clerk
20090180571 - Digital broadcasting system and method of processing data: A digital broadcasting system and method of processing data are disclosed. Herein, a transmitting system within the digital broadcasting system includes a byte-symbol converter, an interleaving unit, a block formatter, and a trellis encoding module. Herein, the byte-symbol converter converts inputted mobile service data to symbol units. The interleaving unit... Agent: Lee, Hong, Degerman, Kang & Waimey
20090180570 - Hybrid on-chip regulator for limited output high voltage: A driver circuit provides fast settling times, slew rate control, and power efficiency, while reducing the need for large external capacitors. A voltage reference circuit generates a voltage reference signal. A comparator compares the voltage reference signal and a driver output signal and generates an output high voltage control signal.... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090180575 - Apparatus, method and computer program for error compensation: The invention is related to an apparatus which includes a first generator configured to generate transfer function values of in-phase and quadrature channels. The apparatus further includes a determiner configured to determine compensation coefficients on the basis of the generated transfer function values of in-phase and quadrature channels. The apparatus... Agent: Squire, Sanders & Dempsey L.L.P.
20090180574 - Multi-carrier communication device, and multi-carrier communication method: Provided is a multi-carrier communication device capable of reducing the deterioration of a reception quality while suppressing the peak power of a multi-carrier signal. In this device, a clipping strain measurement unit (108) calculates the individual average powers (or the clipping strain powers) of peak suppression signals contained in a... Agent: Christensen O''connor Johnson Kindness PLLC
20090180573 - Receiver-based frequency response estimation: Methods, systems, and devices are described for estimating a frequency response using a received signal. A first spectral estimation is performed on a digitized representation of an initial version of a wireless signal. A second spectral estimation is performed on the digitized representation of the wireless signal as received from... Agent: Townsend And Townsend And Crew LLP Viasat, Inc (client #017018)
20090180576 - Amplitude modulation decoder: Embodiments of the present disclosure provide improved techniques for decoding amplitude modulated messages, including those encoded using quadrature amplitude modulation (QAM). For example, a method of decoding amplitude modulation (AM)-encoded messages includes generating a received waveform matrix from a series of receive basis pulses, receiving a multi-dimensional waveform having n... Agent: Docket Clerk
20090180577 - Digital decoder for a digital wireless transmission system using a space-time linear code: A digital decoder for a transmitting and receiving-multi-antenna digital wireless transmission chain for determining symbols transmitted in linear space-time coded transmission signals based on a convolutional binary coding, the digital decoder being fed by:—a received symbols signal vector Z, and a matrix C resulting from the product of a transmission... Agent: Greer, Burns & Crain
20090180579 - Digital radio systems and methods: A system, apparatus, method, and media directed to power control in the field of digital radio systems are provided. For example, an apparatus, method, or medium can be implemented to enter a radio into lower power mode, store radio programming with reduced functionality, and resume normal power mode.... Agent: Winston & Strawn LLP Patent Department
20090180578 - Method and system for an adaptive automatic gain control (agc) reference for hsdpa and wcdma: In a method and system for an adaptive automatic gain control (AGC) reference for HSDPA and WCDMA, A RF receiver, comprising a RF front-end, may receive a signal comprising a pilot signal via WCDMA or HSDPA. The operation mode of the RF front-end of the RF receiver may be determined... Agent: Mcandrews Held & Malloy, Ltd
20090180580 - Signal transmission system: For signals to be transmitted through a signal transmission path constituted by a relay device group for relay for each set of a plurality of channels, a timing adjustment unit is provided in both or one of a receiver-side LSI and a transmitter-side LSI for each set of a plurality... Agent: Oliff & Berridge, PLC07/09/2009 > patent applications in patent subcategories. category listing
20090175318 - Multi-level hierarchical radio-frequency communication system: Portable measuring devices which communicate by low power transceivers through a communication controller with a printer device collect weight and size data on articles to be shipped. The collected weight and size data are combined with origin and destination data, and labels are printed bearing pertinent shipping and routing information... Agent: Mcandrews Held & Malloy, Ltd
20090175319 - Apparatus for and method of making pulse-shape measurements: A receiver includes a pre-correlation filter that forms an image of the average chip shape of a received signal over a specified period of time. The filter includes an array of complex accumulation registers that accumulate measurements that are associated with signal samples from specific ranges of locations, or code... Agent: Cesari And Mckenna, LLP
20090175321 - Communication system and communication apparatus: Disclosed herein is a communication system including: at least one power line communication apparatus connected via a general power line for supplying a commercial alternate current power; a communication terminal having a modem for power line communication, and a plurality of first coils having different directivities; and a coupling apparatus,... Agent: Robert J. Depke Lewis T. Steadman
20090175320 - Method to determine the number of data streams to be used in a mimo system: The invention relates to a method to determine a transmission mode to be used at a MIMO-transmitter. The determination of an optimum transmission mode is done at the side of a MIMO-receiver. The receiver calculates for each stream of a maximum number of received streams an effective SINR-value for a... Agent: Staas & Halsey LLP
20090175322 - Transceiver with adjustable sampling values and signal transceiving method thereof: A transceiver includes: a first DAC, for receiving a first digital signal to generate an analog signal; an operation circuit, coupled to the first DAC, for receiving the analog signal and a feedback signal to generate an operated analog signal; an ADC, for generating a second digital signal according to... Agent: North America Intellectual Property Corporation
20090175323 - Methods and devices for wireless chip-to-chip communications: Wireless chip-to-chip communications are methods and devices are disclosed. In an example, a wireless chip-to-chip communication device includes a plurality of chips, each of the plurality of chips having at least one antenna and formed on a multi-layered structure. The multi-layered structure includes first and second absorption layers. The first... Agent: Qualcomm Incorporated
20090175324 - Dynamic interference control in a wireless communication network: A method and apparatus for dynamic interference management is disclosed. A frequency channel is partitioned into a plurality of groups. Two or more groups are assigned weights reflecting degrees of disadvantage of a node. Each group is further partitioned into a plurality of tones. A node experiencing interference determines a... Agent: Qualcomm Incorporated
20090175325 - System for measuring an eyewidth of a data signal in an asynchronous system: An eyewidth of a data signal is determined by steps including: (a) recovering a phase of a clock from a data signal as a sampling clock; (b) shifting the phase of the sampling clock away from the first phase by a count multiplied by predetermined phase amount; (c) sampling the... Agent: International Business Machines Corporation Dept. 18g
20090175326 - Partial response receiver: A receive circuit for receiving a signal transmitted via an electric signal conductor. A first sampling circuit generates a first sample value that indicates whether the signal exceeds a first threshold level, and a second sampling circuit generates a second sample value that indicates whether the signal exceeds a second... Agent: Shemwell Mahamedi LLP
20090175327 - Equalizers for layered modulated and other signals: A method and apparatus for equalizing digital data signals is disclosed. The method comprises the steps of demodulating and decoding an input signal having input data to produce a data output, remodulating the data output to produce a training sequence including an idealized input signal, wherein the training sequence is... Agent: The Directv Group, Inc. Patent Docket Administration
20090175328 - Decision feedback equalizer (dfe) circuits for use in a semiconductor memory device and initializing method thereof: A DFE circuit for use in a semiconductor memory device and an initializing method thereof. In the method of initializing a DFE circuit used in a semiconductor memory device having a discontinuous data transmission, the DFE circuit may be used for changing a sampling reference level in response to a... Agent: Marger Johnson & Mccollom, P.C.
20090175330 - Method and apparatus for adapting a default encoding of a digital video signal during a scene change period: The frame following a scene cut is usually coded as an I picture. In CBR encoding, the encoder will try to keep the bit rate constant, which will often cause serious picture quality degradation at scene changes. In VBR encoding, more bits will be allocated to the first frame of... Agent: Thomson Licensing LLC
20090175329 - Video processing system for scrambling layered video streams and methods for use therewith: A video processing system includes a video encoder that encodes a video stream into an independent video layer stream and a first dependent video layer stream that requires the independent video layer for decoding. A scrambling module scrambles the independent video layer stream to produce a scrambled independent video layer... Agent: Garlick Harrison & Markison
20090175332 - Quantization based on rate-distortion modeling for cabac coders: This disclosure describes techniques for quantizing coefficients of a video block for a video coding process that supports context-based adaptive binary arithmetic coding (CABAC). A method may comprise generating a plurality of sets of quantized coefficients for the video block, wherein each of the sets of quantized coefficients is defined... Agent: Qualcomm Incorporated
20090175331 - Two pass quantization for cabac coders: This disclosure describes techniques for quantizing coefficients of a video block for a video coding process that supports context-based adaptive binary arithmetic coding (CABAC). A method may comprise estimating a last non-zero coefficient of the video block, and generating a set of quantized coefficients for the video block based on... Agent: Qualcomm Incorporated
20090175334 - Adaptive coding of video block header information: This disclosure describes techniques for adaptively coding video block header information based on previously encoded video blocks. A video encoder may adaptively select a coding table for use in encoding a syntax element of a current video block based on corresponding syntax elements of one or more previously encoded blocks.... Agent: Qualcomm Incorporated
20090175335 - Digital watermarking method: i
20090175333 - Method and apparatus for highly scalable intraframe video coding: An apparatus and method is provided for highly scalable intraframe video coding. The conventional macroblock DCT tools are integrated with the subband filter banks for the improved efficiency of scalable compression. The enhancement layers are represented in a subband domain and coded by an inter-layer frame texture coder utilizing inter-layer... Agent: Motorola Inc
20090175337 - Method of decoding a macroblock based on a macroblock level of the macroblock: In one embodiment, the method includes obtaining a first reference frame picture list and a second reference frame picture list including multiple reference frame pictures respectively. A reference frame picture index is determined based on display order information for the multiple reference frame pictures. The method further includes obtaining first... Agent: Harness, Dickey & Pierce, P.L.C
20090175336 - Video coding of filter coefficients based on horizontal and vertical symmetry: This disclosure recognizes and exploits the fact that some of the filter coefficients defined at the encoder may possess symmetry relative to other filter coefficients. Accordingly, this disclosure describes techniques in which a first set of the filter coefficients are used to predictively encode a second set of the filter... Agent: Qualcomm Incorporated
20090175338 - Methods and systems for inter-layer image prediction parameter determination: Aspects of the present invention are related to systems and methods for predicting a prediction parameter which may be used in the prediction of high dynamic range image elements from low dynamic range image data.... Agent: Kristine Elizabeth Matthews
20090175342 - Method for determining display order of vops in decoder end or mpeg image system and device for executing the same: Methods and systems for image processing are provided. A particular method includes receiving a video object plane (VOP) at an image processing device and decoding the received VOP. The method also includes storing an order number of the decoded VOP at a P-VOP queue in a memory of the image... Agent: Toler Law Group (freescale)
20090175339 - Method of decoding a macroblock based on a macroblock level of the macroblock: In one embodiment, the method includes obtaining a first reference frame picture list and a second reference frame picture list including multiple reference frame pictures respectively. A reference frame picture index is determined based on display order information for the multiple reference frame pictures. The method further includes obtaining first... Agent: Harness, Dickey & Pierce, P.L.C
20090175340 - Method of decoding a macroblock based on a macroblock level of the macroblock: In one embodiment, the method includes obtaining a first reference frame picture list and a second reference frame picture list including multiple reference frame pictures respectively and determining a reference frame picture index based on display order information for the multiple reference frame pictures. A first reference field picture having... Agent: Harness, Dickey & Pierce, P.L.C
20090175341 - Method of decoding a macroblock based on a macroblock level of the macroblock: The method includes obtaining a first reference frame picture list and a second reference frame picture list including multiple reference frame pictures respectively. A reference frame picture index is determined based on display order information for the multiple reference frame pictures. First motion vector information and second motion vector information... Agent: Harness, Dickey & Pierce, P.L.C
20090175343 - Hybrid memory compression scheme for decoder bandwidth reduction: A method for reducing memory bandwidth in a video decoder begins by performing a data reduction operation on a decoded first coded image to produce a second set of image data. The second set of image data stored and is selectively used for subsequent image decoding, thereby reducing the memory... Agent: Mcandrews Held & Malloy, Ltd
20090175348 - Lifting-based implementations of orthonormal spatio-temporal transformations: A method and apparatus for encoding video frames is described. In one embodiment, an encoding method includes jointly transforming a set of pixels into high-pass data using an orthonormal transform. The set of pixels includes at least one reference pixel and predicted pixels. The method further includes generating low-pass data... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090175344 - Method and apparatus for detection and concealment of reference and non-reference video frames: There are provided method and apparatus for detecting and concealing reference and non-reference video frames. A video decoder includes an entropy decoder, an error detector, and an error concealer. The entropy decoder is for decompressing a video bitstream intended to have a fixed frame rate and parsing the decompressed video... Agent: Thomson Licensing LLC
20090175346 - Method of decoding a macroblock based on a macroblock level of the macroblock: In one embodiment, the method includes obtaining a first reference frame picture list and a second reference frame picture list including multiple reference frame pictures respectively. A reference frame picture index is determined based on display order information for the multiple reference frame pictures. The method further includes obtaining first... Agent: Harness, Dickey & Pierce, P.L.C
20090175347 - Method of decoding a macroblock based on a macroblock level of the macroblock: In one embodiment, the method includes obtaining a reference frame picture list including multiple reference frame pictures and determining reference frame picture index of the multiple reference frame pictures in the reference frame picture list based on display order information for the multiple reference frame pictures. Motion vector information for... Agent: Harness, Dickey & Pierce, P.L.C
20090175345 - Motion compensation method and apparatus: Provided is a motion compensation method and apparatus. The motion compensation method includes performing register setting for motion compensation of an mth macroblock of a current image, performing prediction for the mth macroblock simultaneously with performing register setting for motion compensation of an (m+1)th macroblock, and performing reconstruction for the... Agent: Staas & Halsey LLP
20090175349 - Layered encoded bitstream structure: This disclosure describes techniques for generating a layered encoded bitstream structure that exploits correlation in header information among video blocks of a coded unit of video data. A video encoder configured to operate in accordance with the techniques of this disclosure separates header information of the video blocks of a... Agent: Qualcomm Incorporated
20090175352 - Method of decoding a macroblock based on a macroblock level of the macroblock: In one embodiment, the method includes determining a reference field picture from a reference picture list composed of reference frames using index information for a reference field and index information for a reference frame. The determined reference field picture has a same parity as the current macroblock or a different... Agent: Harness, Dickey & Pierce, P.L.C
20090175351 - Method of selecting a reference picture: In one embodiment, the method includes determining a reference field picture from a reference picture list composed of reference frames using index information for a reference field and index information for a reference frame. The determined reference field picture has a same parity as the current macroblock or a different... Agent: Harness, Dickey & Pierce, P.L.C
20090175350 - Scalable video encoding/decoding method and apparatus thereof: Provided is a scalable video encoding method and apparatus, in which in adaptive reference fine grain scalability (AR-FGS) of scalable video coding, a weight value that is greater than a previous weight value provided for each slice overrides the previous weight value in order to generate a reference block for... Agent: Ladas & Parry LLP
20090175355 - Method and apparatus for compressing video sequences: A method and apparatus for compressing a plurality of video sequences, is provided where each sequence has information that is common with other video sequences. The ensemble encodes the video sequences into an MPEG compliant transport stream using less predicted frame information than separately encoding each video sequence. One illustrative... Agent: Banner & Witcoff , Ltd Attorneys For Client Number 007412
20090175354 - Method of decoding a macroblock based on a macroblock level of the macroblock: In one embodiment, the method includes obtaining a reference frame picture list including multiple reference frame pictures and determining reference frame picture index of the multiple reference frame pictures in the reference frame picture list based on display order information for the multiple reference frame pictures. The method further includes... Agent: Harness, Dickey & Pierce, P.L.C
20090175353 - Packet format of network abstraction layer unit, and algorithm and apparatus for video encoding and decoding using the format, qos control algorithm and apparatus for ipv6 label switching using the format: The construction method of NALU (Network Abstraction Layer Unit) for IPv6 label switching and its using algorithms of video encoding, QoS control, and decoding are provided. According to an embodiment of the present invention, the NALU format is composed of the NALH (Network Abstraction Layer Header) including the label and... Agent: Occhiuti Rohlicek & Tsao, LLP
20090175357 - Encoding device and method, decoding device and method, editing device and method, recording medium, and program: The present invention relates to an encoding device and a method, a decoding device and a method, an editing device and a method, a storage medium, and a program which can perform encoding and decoding so that buffer failure does not occur. Information, such as a minimum bit rate, a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090175356 - Method and device for forming a common datastream according to the atsc standard: A method and a device for forming a common transport datastream from several mobile-digital television signal datastreams and a common stationary-digital television signal datastream. A constant number of data units of respectively-constant size in every successive time interval with constant cycle duration for the transmission of every individual datastream is... Agent: Fitzpatrick Cella Harper & Scinto
20090175358 - Video processing system and transcoder for use with layered video coding and methods for use therewith: A video processing system includes a video transcoder that receives a independent video layer stream and a first dependent video layer stream that requires the independent video layer for decoding, the video transcoder generating a transcoded video signal based at least one of the independent video stream and the dependent... Agent: Garlick Harrison & Markison
20090175359 - Inter-layer prediction method for video signal: The present invention relates to a method for using interlaced video signal of a base layer in interlayer texture prediction. The present method applies a de-blocking filter to the image obtained by interleaving an interlaced video signal of a base layer, separates the de-blocked image into even-field and odd-field components,... Agent: Harness, Dickey & Pierce, P.L.C
20090175360 - Techniques for compressing differential samples of bandwidth-limited data to reduce bandwidth and power consumption by an interface: Techniques and technologies are provided for compressing differential samples of bandwidth-limited data and coding the compressed differential samples to reduce bandwidth and power consumption when communicating bandwidth-limited data over a serial interface which couples one integrated circuit to another integrated circuit.... Agent: Ingrassia Fisher & Lorenz, P.C. (fs)
20090175361 - Channel coding method of variable length information using block code: A channel coding method of variable length information using block code is disclosed. A method for channel-coding information bits using a code generation matrix including 20 rows and A columns corresponding to length of the information bits includes, channel-coding the information bits having “A” length using basis sequences having 20-bit... Agent: Lee, Hong, Degerman, Kang & Waimey
20090175362 - Apparatus, and associated method, for detecting packets: In a robust system and method for detecting packets in SISO and MIMO broadband multicarrier transmission, a packet detector computes continuously the sum of the moduli of the power-normalized auto-correlations of a sequence of received signals (204), tuned on the periodicity of the training symbols. When the power-normalized auto-correlation exceeds... Agent: Banner & Witcoff, Ltd.
20090175363 - Assignment of sub-channels to channels in a multi transmission-channel system: A method of allocating a set of sub-channels to a plurality of transmission channels in a multi transmission-channel system comprising the steps of; mapping a first, non-zero, set of sub-channels to a first transmission channel, mapping a second, non-zero, set of sub-channels to a second transmission channel, wherein at least... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP
20090175366 - Method and scheme for space-time coded cochannel interference cancellation: An apparatus, system, and method for space-time cochannel interference cancellation are described. The apparatus may include a time stacking module to stack consecutive subcarrier signals for a period of time equal to several symbols and a space-time subcarrier beamformer module to perform space-time subcarrier beamforming by applying space-time beamformer weights... Agent: Kacvinsky LLC C/o Intellevate
20090175372 - Method of transmitting data in wireless communication system: A method of transmitting data in a wireless communication system, includes: transmitting first data via a first frame for a first wireless communication system; transmitting second data via a second frame for a second wireless communication system supporting backward compatibility with respect to the first wireless communication system; and transmitting... Agent: Lee, Hong, Degerman, Kang & Waimey
20090175371 - Methods and apparatus for downlink pdsch power setting: Methods and apparatus for transmitting power setting information in a downlink Physical Downlink Shared Channel (PDSCH) in a communication system. In this communication system, a plurality of methods for calculating traffic-to-pilot ratios (T2P) are established. In addition, a mapping scheme between a plurality of overhead signals and a plurality of... Agent: Robert E. Bushnell & Law Firm
20090175364 - Methods and apparatus for maximum ratio combining for duplicated signals in ofdma systems: In accordance with a method for processing a received orthogonal frequency division multiple access (OFDMA) signal that comprises a duplicated signal, sub-carriers within the OFDMA signal may be arranged into a duplicated format. The OFDMA signal may be equalized and combined after the sub-carriers have been arranged into the duplicated... Agent: Qualcomm Incorporated
20090175369 - Mobile station and a base station: A mobile station includes a control unit configured to change at least one parameter for a retransmission packet from that of a transmission packet, where the at least one parameter is selected from a data modulation scheme; a channel coding rate; a puncturing pattern; a spreading factor; a frequency bandwidth;... Agent: Osha Liang L.L.P.
20090175365 - Modulation and demodulation apparatuses and methods for wired/wireless communication system: Wired/wireless optical signal modulation and demodulation apparatuses and methods using an intensity modulation/direct detection method and an orthogonal frequency division multiplexing (OFDM) method are provided. A unipolar OFDM symbol frame is generated by determining the polarity of each of a plurality of sub-frames of a bipolar OFDM symbol frame which... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090175368 - Multiple resolution mode orthogonal frequency division multiplexing system and method: The disclosed embodiments relate to a system and method for processing communication signals. An exemplary method of processing a received orthogonal frequency division multiplexing (OFDM) broadcast signal having a frequency spectrum comprises demodulating the OFDM broadcast signal over a subset of the frequency spectrum to create a first demodulated signal... Agent: Thomson Licensing LLC
20090175374 - Multiple-input multiple-output transmission system: In a multiple-input multiple-output transmission system (MIMO system), a receive station detects whether or not there is an error in each data stream, estimates the state of the propagation path of each transmit antenna and reports, to the transmitting side, re-transmission necessary/unnecessary information, for every data stream, created based upon... Agent: Katten Muchin Rosenman LLP
20090175370 - Pilot signal transmitting method, radio communication system, and apparatus and program used for the same: A larger cell uses a pilot pattern with a higher pilot density in a frequency axis direction to improve a channel estimation accuracy when a frequency selective fading variation is large. Meanwhile, a smaller cell uses a pilot pattern with a lower pilot density in the frequency axis direction. A... Agent: Sughrue Mion, PLLC
20090175373 - Symbol mapping method for repetition channel coding: A symbol mapping method for repetition coding is disclosed. The symbol mapping method comprises performing repetition coding on codeword to output repeated codeword symbols, and mapping the repeated codeword symbols with subcarriers located in different localized resource blocks. According to the embodiments of the present invention, it is possible to... Agent: Lee, Hong, Degerman, Kang & Waimey
20090175367 - Wireless communication device: A wireless communication device (1) comprises a spatially-multiplexed PSC extracting section (8) for extracting a spatially multiplexed known pilot subcarrier signal (S5) from the received multicarrier-modulated signal, a reference signal generating section (7) for generating a reference signal (S4) of the spatially-multiplexed pilot subcarrier signal, and a phase compensating section... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090175376 - Data communication in a wireless communication system using space-time coding: A method of controlling data communication in a wireless communication system comprises measuring channel quality from data received from a base station having multiple antennas, wherein the base station and a mobile station are in a closed loop space-time coding (STC) communication. The method also comprises determining a first weight... Agent: Lee, Hong, Degerman, Kang & Waimey
20090175375 - Joint optimization of linear pre-filtering and nonlinear vector perturbation for mimo multiuser precoding: A method includes jointly optimizing a vector perturbation and a linear pre-filter, applying said vector perturbation to a transmit data vector (s) to produce an output vector, applying said linear pre-filter (G) to said output vector to produce a transmit signal (x), and computing a scaling factor (γ).... Agent: Harrington & Smith, PC
20090175377 - Digital signal transmitting apparatus: A digital signal transmitting apparatus that prevents occurrences of highness and lowness in error tolerance due to bit positions without raising the redundancy and without retransmittal. In the digital signal transmitting apparatus, a bit interchanging part (103) uses rate match information (105) to interchange bit positions such that a bit... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090175378 - System and method for impedance mismatch compensation in digital communications systems: A system and method for digitally providing impedance mismatch compensation for a communications medium in a communications device. A method comprises producing a power amplifier (PA) output signal, providing the PA output signal to a digitally-controlled transmission line (DCTL), transforming a first load impedance to a second load impedance producing... Agent: Texas Instruments Incorporated
20090175379 - Transmitter identification for wireless signals having a digital audio broadcast physical layer: According to one embodiment, an apparatus having corresponding computer-readable media comprises: a transmitter marking module adapted to insert a pseudonoise sequence into a Null symbol of a digital audio broadcast (DAB) transmission frame; wherein the pseudonoise sequence represents an identity of a transmitter adapted to transmit a wireless signal representing... Agent: Law Office Of Richard A. Dunning, Jr.
20090175380 - Complex signal scaling for phase and/or amplitude modulated signals: A signal scaling device (D), for a transmission path of a wireless communication equipment, comprises a processing means (PM) adapted to receive a phase and/or amplitude modulated signal (I/Q) to transmit, and arranged to multiply said phase and/or amplitude modulated signal with a chosen complex gain in order to output... Agent: Nxp, B.v. Nxp Intellectual Property Department
20090175381 - Digital receiver for reactive radio: A digital receiver is disclosed. In one aspect, the receiver includes a receiving module for receiving packetized data. The receive may further include a first processing module for packet detection having a first programmable processor. The receiver may further include a second processing module for demodulation and packet decoding having... Agent: Knobbe Martens Olson & Bear LLP
20090175382 - Process for receiving a broadband electromagnetic signal: In a process for receiving a broadband electromagnetic signal, the receiving spectrum is divided into n partial spectrums (n>1), which are subjected to parallel further processing in n channels. The resulting n partial signals are then demodulated into the base band, digitized by n equal-type analog-to-digital converters, and spectrally transformed... Agent: Crowell & Moring LLP Intellectual Property Group
20090175383 - Wireless communication using beam forming and diversity: A method and apparatus for wirelessly transmitting real-time data streams is described. To ensure continuous data flow, fast diversity and slow diversity can be used. Fast diversity chooses a receive antenna based on received signal parameters, such as signal strength, during the transmission header and prior to information transfer. Slow... Agent: Bever Hoffman & Harms, LLP
20090175384 - Multi-symbol noncoherent cpm detector having a trellis structure and a lock detector therefor: Multi-symbol non-coherent continuous phase modulation (CPM) detectors having a trellis structure, methods of continuous phase detection using a trellis structure, and trellis-based lock detectors and methods for digitally modulated signals are described. The continuous phase modulation detector includes receiver, observation, memory, and adjustment portions. The receiver has a trellis structure... Agent: Tucker Ellis & West LLP
20090175385 - Tolerable synchronization circuit of rds receiver: A Radio Data System (RDS) decoder circuit determines a subcarrier frequency utilizing only a 57 kHz RDS signal of an FM broadcast signal. The RDS decoder includes a zero-intermediate frequency (zero-IF) FM demodulator, a first mixer, a low-pass filter (LPF) unit, a shaping filter unit, a carrier recovery circuit, a... Agent: North America Intellectual Property Corporation
20090175387 - Decoding scheme using multiple hypotheses about transmitted messages: A method and apparatus for decoding encoded data bits of a wireless communication transmission are provided. A set of a-priori bit values corresponding to known bit values of the encoded data bits may be generated. Decoding paths that correspond to decoded data bits that are inconsistent with the a-priori bit... Agent: Qualcomm Incorporated
20090175386 - System and method for improved vector analysis: A system includes a “found two” module configured to receive an n-bit vector and to generate a “found two” signal indicating whether there are at least two bits of the n-bit vector in a predetermined state. The system also includes a “one's hot” module coupled to the “found two” module.... Agent: Ibm Corporation (pec) C/o Patrick E. Caldwell, Esq.
20090175388 - Decoding scheme using a-priori information about transmitted messages: A method and apparatus for decoding encoded data bits of a wireless communication transmission are provided. A set of a-priori bit values corresponding to known bit values of the encoded data bits may be generated. Decoding paths that correspond to decoded data bits that are inconsistent with the a-priori bit... Agent: Qualcomm Incorporated
20090175389 - Methods and systems for turbo decoding in a wireless communication system: Certain embodiments provide methods and apparatus for decoding a string of data bits, encoded with a turbo encoding scheme, in a wireless communication system. One or more a-priori bit values corresponding to expected bit values at one or more identified bit locations in the string of data bits may be... Agent: Qualcomm Incorporated
20090175390 - Receiver apparatus in multi-user communication system and control method thereof: A receiver apparatus in a multi-user communication system and a control method are provided. The receiver apparatus includes a multi-user detector for creating a soft decision value by using multiple received signals and priori information output from a prior iteration, and a channel decoder for performing local iterative decoding on... Agent: The Farrell Law Firm, LLP
20090175391 - Matched filter and receiver: A matched filter and receiver is provided to delete the tap coefficients of a matched filter used in an OFDM receiver. In the matched filter and receiver, a transmitting signal is generated by using a symmetric series (Y) obtained from C[k]=exp [j*π*M/N*(k+0.5)̂2], where X=[0, C[N/2], C[N/2+1], . . . ,... Agent: Mcdermott Will & Emery LLP
20090175392 - System, apparatus, and method for cancelling interferences of received signals: An apparatus and a method for cancelling an interference of each of a plurality of received signals are provided. The apparatus comprises an estimation module, an ordering module, a selection module, an equalizer, and a cancellation module. The estimation module estimates a plurality of estimated channels according to a first... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090175393 - Method and device for frame synchronization: A device having frame synchronization capabilities, the device includes a clock signal provider and at least one component connected to a data line. The clock signal provider is adapted to provide a high frequency clock signal over a clock line during a transmission of information over the data line. The... Agent: Freescale Semiconductor, Inc. Law Department
20090175394 - Methods and apparatus for synchronization and detection in wireless communication systems: A synchronization and detection method in a wireless device may include performing coarse detection and synchronization with respect to a received signal. The synchronization and detection method may also include performing fine detection and synchronization for acquisition of the received signal. Results of the coarse detection and synchronization may be... Agent: Qualcomm Incorporated
20090175395 - Data alignment method for arbitrary input with programmable content deskewing info: In an exemplary embodiment, a data alignment system comprises a First-In First-Out register (FIFO), a programmable pattern generator connected to the FIFO, and a controller connected to the programmable pattern generator and the FIFO. The FIFO is configured to provide data to or receive data from a first data lane... Agent: Ryan, Mason & Lewis, LLP
20090175396 - Signal processing unit: Since signal transmittance adjustment devices that can suppress transmittance of a receiving signal to a DSP as a receiving processing device from an antenna for reception and a signal transmittance control device configured to control the signal transmittance adjustment devices so that the transmittance of the receiving signal to the... Agent: Day Pitney LLP
20090175399 - Digital phase-locked loop with gated time-to-digital converter: A digital PLL (DPLL) includes a time-to-digital converter (TDC) and a control unit. The TDC is periodically enabled for a short duration to quantize phase information and disabled for the remaining time to reduce power consumption. The TDC receives a first clock signal and a first reference signal and provides... Agent: Qualcomm Incorporated
20090175398 - I/q imbalance estimation and correction in a communication system: Certain aspects and embodiments provide for accurate measurement and estimation of imbalances between in-phase (I) and quadrature (Q) components of a complex baseband signal. The accuracy of I/Q phase imbalance estimates may be enhanced by conducting them on a transmitter and a receiver that are connected via a local, loopback... Agent: Qualcomm Incorporated
20090175397 - Method, system and apparatus for reducing power consumption at low to midrange resolution settings: A method for reducing power consumption in an information handling system (IHS) where the method includes receiving main data through a main link, wherein the main link provides at least one data lane. The IHS also receives a reference clock corresponding to the main data through an auxiliary channel and... Agent: Andrea E. Tran Pramudji Wendt & Tran, LLP07/02/2009 > patent applications in patent subcategories. category listing
20090168843 - Power-saving receiver circuits, systems and processes: An electronic circuit includes a receiver circuit (BSP) operable to perform coherent summations having a coherent summations time interval, and a power control circuit (2130) coupled to said receiver circuit (BSP) and operable to impress a power controlling duty cycle (TON, TOFF) on the receiver circuit (BSP) inside the coherent... Agent: Texas Instruments Incorporated
20090168844 - Ofdm signal spectrum shaping: An orthogonal frequency division multiplexing (OFDM) signal spectrum shaping device comprises an input interface configured to receive an input signal, a modulation portion coupled to the input interface, configured to modulate the input signal to generate a plurality of uncompensated sub-carriers, and a sub-carrier gain control module configured to selectively... Agent: Van Pelt, Yi & James LLP
20090168846 - Creation and use of unique hopping sequences in a frequency-hopping spread spectrum (fhss) wireless communications network: A method for generating and using frequency-hopping sequences in frequency-hopping spread spectrum (FHSS) networks, such that no additional network overhead is required to convey a device's hopping sequence to another device, is disclosed. Furthermore, a method to maximize the number of unique hopping sequences, without increasing the random access memory... Agent: Buchanan, Ingersoll & Rooney PC
20090168845 - Hopped ultrawideband wireless: In some embodiments a transceiver includes a quadrature phase-shift keying modulator and/or demodulator to transmit and/or receive a frequency-hopping ultrawideband radio signal. Other embodiments are described and claimed.... Agent: Intel Corporation C/o Cpa Global
20090168847 - Tunable diversity antenna for use with frequency hopping communications protocol: A sound reproducing device. The sound reproducing device for receiving a frequency-hopping signal having an instantaneous frequency within a hopping bandwidth. The sound reproducing device comprises a first antenna having a bandwidth including the hopping bandwidth for producing a first received signal and a second antenna tunable to frequencies within... Agent: Beusse Wolter Sanks Mora & Maire, P. A.
20090168850 - Method and apparatus for improving network access through multi-stage signaling: Various embodiments are described for improving network access through multi-stage signaling. Logic flow diagram 10 in FIG. 1 depicts functionality performed by a wireless communication system in accordance with multiple embodiments of the present invention. A network node configures (12) a shared indicator code for indicating an emergency and/or a... Agent: Motorola, Inc.
20090168849 - Method and apparatus for symbol synchronization for an 802.15.4 radio platform: A single chip radio platform is disclosed for communicating with an RF channel. An RF front end is provided having a receive/transmit capability to receive an RF carrier modulated with digital data and convert the data to analog baseband data, and modulate an RF carrier with baseband data. A digital... Agent: Howison & Arnott, L.l.p
20090168848 - Single chip low power fully integrated 802.15.4 radio platform: A single chip radio platform is disclosed for communicating with an RE channel. An RF front end is provided having a receive/transmit capability to receive an RF carrier modulated with digital data and convert the data to analog baseband data, and modulate an RF carrier with baseband data. A digital... Agent: Howison & Arnott, L.l.p
20090168851 - A correlator sum method for spread spectrum signal receivers: The present invention provides systems and methods for faster acquisition and more stable tracking of spread spectrum signals with lower computational load requirements. Instead of the present day practice of using only the Prompt correlator, the systems and methods of the invention use the sum of the powers of all... Agent: Pillsbury Winthrop Shaw Pittman LLP
20090168852 - Code phase error estimating method, code phase calculating method, program, code phase error estimating device, and code phase calculating device: A code phase error estimating method includes: calculating correlation for I and Q components of a reception signal of a spread modulated positioning signal which is unique to each positioning satellite and a replica signal of the spread code; judging code phase based on the result of the correlation calculation;... Agent: GlobalIPCounselors, LLP
20090168853 - Correlation calculation process execution method, control circuit, signal processing circuit, and position calculation device: A correlation calculation process execution method utilizes a first mode and a second mode as a positioning mode that performs a correlation calculation process on a received signal of a positioning signal that is spread-modulated by a spreading code and a signal replica of the spreading code, the first mode... Agent: GlobalIPCounselors, LLP
20090168854 - De-emphasis circuit for a voltage mode driver used to communicate via a differential communication link: A circuit for de-emphasizing information transmitted via a differential communication link includes a voltage mode differential circuit and a bi-directional current source circuit. The voltage mode differential circuit includes a first and second output terminal. The voltage mode differential circuit provides a first voltage via the first output terminal and... Agent: Advanced Micro Devices, Inc. C/o Vedder Price P.C.
20090168855 - Link calibration: In some embodiments, provided are methods and circuits to control the power efficiency of a transceiver or a transmitter in a scalable I/O link (a link whose bandwidth and power can be adjusted to meet changing performance demands).... Agent: Intel Corporation C/o Cpa Global
20090168856 - System and method for adaptive equalization of in-package signals: A system and method for adaptive equalization of in-package signals. A method for operating a wireless communications device having a transmitter and a receiver includes receiving a transmitted signal at the receiver, wherein the receiving of the transmitted signal occurs by mutual inductance, converting the received transmitted signal into a... Agent: Texas Instruments Incorporated
20090168857 - Micro-controller with fsk modem: A micro-controller to perform the FSK (HART) modem functions as well as communications and control functions in an isolated channel implementation is described. In one embodiment, the micro-controller comprises: a processor, an analog-to-digital converter configured to transform received analog signals into digital values at a predetermined digital sample rate; and... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20090168858 - Digital diagnostics parameter storage: A method of managing storage of digital diagnostics parameters on a transceiver device may include loading stored digital diagnostics parameters into the system memory, receiving updates to the digital diagnostics parameters in the system memory, and writing the updates to the digital diagnostic parameters in the system memory to persistent... Agent: Workman Nydegger 1000 Eagle Gate Tower
20090168859 - Transmission characteristic adjustment device, circuit board, and transmission characteristic adjustment method: A transmission characteristic adjustment device with high reliability in a transmission characteristic that can adjust a circuit before an error occurs and does not generate an error is provided. A transmission characteristic adjustment device that adjusts a transmission characteristic between a transmission element and a receiving element interposing a transmission... Agent: Staas & Halsey LLP
20090168860 - Communication system between a first and a second synchronous device that are uncorrelated in time: A communication system includes first and second independently clocked devices, comprising, for each device, a transmitter and a receiver connected to each other in a crossed way in correspondence of an inter-chip communication channel. The communication system further comprises a synchronizer in turn including at least a first and a... Agent: Seed Intellectual Property Law Group PLLC
20090168861 - Link supportability in a wcdma communications system: A method, computer program product, and system are provided for computing link supportability in a WCDMA communications system. For example, the method can be used to calculate link supportability of a transponder in satellite communications system (e.g. MUOS) in a user-to-base direction. This method can include expressing a carrier signal... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.
20090168862 - Methods and apparatus for detecting and decoding adaptive equalization training frames: Methods and apparatus are provided for detecting and decoding adaptive equalization training frames (having a frame marker comprised of a string of binary ones and binary zeroes). Training frames are detected by shifting the received data; inserting at least one binary value at one end of the shifted received data... Agent: Ryan, Mason & Lewis, LLP
20090168864 - Digital communication system, indoor unit, and outdoor unit: A digital communication system, an indoor unit, and an outdoor unit in which characteristic variation due to temperature is small are provided. The digital communication system comprises an IDU 1 and an ODU 6 connected through a cable 8, in which the IDU 1 includes a slope equalizer 2 which... Agent: Mcginn Intellectual Property Law Group, PLLC
20090168863 - Polar transmitter with digital and analog filtering of envelope: A calibration circuit measures the variation in a filter resistor within the analog domain of the envelope path of a polar transmitter and produces a digital value representative of that variation. A digital processor determines a digital control signal from the digital value that is used to compensate, in the... Agent: Garlick Harrison & Markison
20090168865 - Lower processing rate decision feedback equalizer for higher rate carrier signal: Briefly, in accordance with one or more embodiments, parallel DFE processing may be utilized for single carrier systems that employ cyclic prefixes. The achieved parallelism allows working at contemporary clock rates that are significantly lower than the required sampling rate at high bandwidth systems such as 60 GHz transmissions.... Agent: Cool Patent, P.C. C/o Cpa Global
20090168866 - Encoding device, method, and program: Pictures can be encoded such that no display wait occurs or a decoding side. Pictures are re-encoded such that their encoding order is changed. As a result, picture B3 is detected as picture Na+1 (FIG. 11A) that is decoded later than picture I1 (picture Nd) by two pictures. Thus, picture... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090168867 - Packet comparator: A packet comparator includes a match packet buffer and a first in first out (FIFO) buffer that stores a reference packet stream. Once a packet in the reference stream and a candidate stream are matched to the match packet, the reference stream and the candidate stream are considered synchronized. Thereafter,... Agent: Edell, Shapiro & Finnan, LLC
20090168868 - Systems and apparatuses for performing cabac parallel encoding and decoding: Apparatuses, systems, and computer program products that encode and/or decode information of a video stream, such as an MPEG-4 video stream, are disclosed. Some embodiments comprise an apparatus having a binarizer module to create a plurality of bins for a syntax element for information of the video stream, a context... Agent: Schubert, Osterrieder & Nickelson, PLLC C/o Cpa Global
20090168869 - Method and system for real-time adaptive quantization control: A system and method for controlling video compression quantization comprising generating a quantizer scale offset based on diagonal frequencies of luminance components of a data block samples, luminance intensity of the samples and motion activity of the data block, adjusting a first quantizer scale using the quantizer scale offset to... Agent: Pearl Cohen Zedek Latzer, LLP
20090168870 - Moving picture coding device, moving picture coding method, and recording medium with moving picture coding program recorded thereon: According to one embodiment, a moving picture coding device which performs a motion-compensated prediction for moving picture data in macroblocks, applies discrete cosine transform and quantization to a prediction error obtained by the motion-compensation prediction to obtain a quantization coefficient, and applies variable-length-coding to the quantization coefficient together with a... Agent: Knobbe Martens Olson & Bear LLP
20090168871 - Video motion estimation: In accordance with some embodiments of the present invention, distortion may be calculated using hardware for purposes of motion estimation. The distortion may be determined in the frequency domain. In some embodiments, a modified Haar wavelet transform may be utilized. The penalty in terms of the number of motion vectors... Agent: Trop, Pruner & Hu, P.C.
20090168875 - Inter-layer prediction method for video signal: The present invention relates to a method for using interlaced video signal of a base layer in interlayer texture prediction. The present method constructs a pair of frame macro blocks from vertically-adjacent two field macro blocks pertaining to interlaced video signal of a base layer, separates video signal containing the... Agent: Harness, Dickey & Pierce, P.L.C
20090168872 - Method and apparatus for encoding/decoding video signal using block prediction information: This invention relates to a method and apparatus for encoding video signals based on prediction information of an intra mode block of a sub-layer and decoding the encoded video data accordingly. The method encodes a video signal in a scalable MCTF scheme to output a bit stream of an enhanced... Agent: Harness, Dickey & Pierce, P.L.C
20090168873 - Method for modeling coding information of a video signal for compressing/decompressing coding information: A method for context-modeling coding information of a video signal for compressing or decompressing the coding information is provided. An initial value of a function for probability coding of coding information of a video signal of an enhanced layer is determined based on coding information of a video signal of... Agent: Harness, Dickey & Pierce, P.L.C
20090168874 - Methods and apparatus for multi-view video coding: There are provided methods and apparatus for multi-view video coding. A video encoder includes an encoder for encoding a block in a picture by choosing between temporal prediction and cross-view prediction to enable a prediction for the block. The picture is one of a set of pictures corresponding to multi-view... Agent: Thomson Licensing LLC
20090168876 - 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.
20090168877 - 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.
20090168878 - Moving picture coding device, moving picture coding method, and recording medium with moving picture coding program recorded thereon: According to one embodiment, a moving picture coding device regarding the invention comprises a coding module which codes moving picture data in macroblocks, a coding information analysis module which analyzes coded pictures and coding information of macroblocks at the coding module, and a coding control module which issues an instruction... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090168879 - 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.
20090168881 - Configurable motion estimation: In some embodiments, a motion estimation method and engine are provided.... Agent: Intel Corporation C/o Cpa Global
20090168883 - Configurable performance motion estimation for video encoding: A motion estimation engine may be implemented to include a skip checking module, an integer search module, a macroblock partitioning module, a fractional search module, a bidirectional motion estimation refinement module, and an intra search module. The motion estimation engine may perform fractional search/bidirectional motion estimation refinement and intra search... Agent: Trop, Pruner & Hu, P.C.
20090168888 - Image information encoding method and encoder, and image information decoding method and decoder: In an image information encoder (10) supplied with an interlaced image in a 4:2:0 format, a color-difference signal phase correction unit (22) shifts, for motion estimation and compensation, the phase of the color-difference signal in a reference image block adaptively to a selected motion estimate mode and the value mv... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090168889 - Inter-frame predicted image synthesizing method: A method and apparatus for simplifying an operation for the processing of a warping prediction of dividing an image into patches and deforming each patch by affine transform or bilinear transform. Motion vectors of a plurality of representative points in which a spatial interval has a special feature are obtained... Agent: Mattingly & Malur, P.C.
20090168884 - Method and apparatus for reusing available motion information as a motion estimation predictor for video encoding: There are provided a method and apparatus for reusing available motion information as a motion estimation predictor for video encoding. The apparatus includes an encoder for encoding an image block by determining a motion estimation predictor for the image block using motion information previously generated from an element other than... Agent: Thomson Licensing LLC
20090168880 - Method and apparatus for scalably encoding/decoding video signal: The present invention relates to a method that uses a motion vector of a predictive video frame of a sub-layer to encode a video signal and decode encoded video data. The method encodes a video signal using a preset method to a bit stream of a base layer while encoding... Agent: Harness, Dickey & Pierce, P.L.C
20090168886 - Moving picture decoding device: A moving picture decoding device 100 including: a direct mode availability judging unit 109 that, when a decoding target block should be decoded in a temporal direct mode, judges whether or not a reference picture for a decoded picture, which is in a vicinity of the decoding target block in... Agent: Wenderoth, Lind & Ponack L.L.P.
20090168887 - One step sub-pixel motion esitmation: A novel Lucas-Kanade sub-pixel motion estimation method is provided. The motion estimation algorithm enables the estimating of a motion vector with reduced computation cost while maintaining high sub-pixel accuracy. The novel algorithm consists of two processing stages. In the first stage, a conventional motion estimation method is applied to obtain... Agent: Imperium Patent Works
20090168890 - Predicting motion vectors for fields of forward-predicted interlaced video frames: Techniques and tools for encoding and decoding predicted images in interlaced video are described. For example, a video encoder or decoder computes a motion vector predictor for a motion vector for a portion (e.g., a block or macroblock) of an interlaced P-field, including selecting between using a same polarity or... Agent: Klarquist Sparkman LLP
20090168882 - Speculative motion prediction cache: A method and apparatus to improve motion prediction in video processing systems is introduced. When a motion prediction cache completes requesting data for a current macroblock and enters an into idle state, data comprising one or more reference frames is speculatively requested, with the hope that the requested data are... Agent: Volpe And Koenig, P.C. Dept. Amd
20090168885 - Two-dimensional interpolation architecture for motion compensation in multiple video standards: The present invention provides an apparatus for interpolation which is able to process input data with multiple video standards without sacrificing chip area. The interpolation unit comprises: a first interpolation unit for interpolating input data; a second interpolation unit for interpolating input data; a filter indicator for providing information to... Agent: Patterson & Sheridan, L.L.P.
20090168891 - Method for controlling video encoding bit rate based on transport packet length, and apparatus for coding video using the same: Provided is a video encoding rate controlling method based on the length of a Transport Stream (TS) packet in a video coding apparatus, the method including the steps of: a) setting up an initial target bit quantity for a picture to be coded; b) calculating a length of a payload... Agent: Ladas & Parry LLP
20090168894 - Picture coding using adaptive color space transformation: The present invention is based on the finding that pictures or a picture stream can be encoded highly efficient when a representation of pictures is chosen that is having different picture blocks, wherein each picture block is carrying picture information for picture areas smaller than the full area of the... Agent: Schoppe, Zimmermann , Stockeler & Zinkler C/o Keating & Bennett, LLP
20090168892 - System and method for securely transmitting video over a network: A method comprises receiving a bit stream associated with at least one video image, wherein the bit stream comprises at least one macroblock header and a plurality of macroblocks. The method continues by encrypting the at least one macroblock header. The method concludes by transmitting the bit stream such that... Agent: Baker Botts L.L.P.
20090168893 - System, method and device for processing macroblock video data: In one form, a video processing device (150) includes a memory (110, 130) and a plurality of staged macroblock processing engines (112, 114, 116). The memory (110, 130) is operable to store partially decoded video data decoded from a stream of encoded video data. The plurality of staged macroblock processing... Agent: Larson Newman Abel & Polansky, LLP
20090168895 - High-definition and single-definition digital television decoder: The invention relates to a digital television decoder comprising—at least one first bi-directional interface with a display device intended to transmit and receive analogue data with the said display device, —at least one second mono-directional interface with the said display device intended to transmit analogue data to the said display... Agent: Thomson Licensing LLC
20090168896 - Mobile video device for use with layered video coding and methods for use therewith: A mobile video device includes a transceiver module that receives an independent video layer stream and at least one dependent video layer streams that require the independent video layer for decoding. A decoder module produces a decoded video signal from at least one separate video stream chosen, based on the... Agent: Garlick Harrison & Markison
20090168898 - Video coding system providing separate coding chains for dynamically selected small-size or full-size playback: Embodiments of the present invention provide a coding system that codes data according to a pair of coding chains. A first coding chain generates coded video data that can be decoded by itself to represent a source video sequence of a small size, such as a size sufficient to support... Agent: Kenyon & Kenyon LLP
20090168897 - Wireless communication device: According to one embodiment, a wireless communication device includes: a storage section configured to store compressed data; a decompression section configured to decompress the compressed data to generate non-compressed data; a wireless communication section configured to wirelessly transmit one of the compressed data and the non-compressed data; and a power... Agent: Knobbe Martens Olson & Bear LLP
20090168900 - Encoding apparatus, encoding method, and program: An encoding apparatus is disclosed which puts picture data into encoded data formed by a plurality of layers conforming to a predetermined standard by use of a hypothetical buffer, the encoding apparatus including: an analysis section configured to calculate an access unit occupancy of the hypothetical buffer for each of... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20090168901 - Method for combining data signals and video singnals for transmission to video display units: A method capable of combining data signals and video signals for transmission to a video display unit. The method comprises the steps of generating a data signal, transmitting the data signal to an apparatus, receiving the data signal at the apparatus, receiving a video/audio signal at the apparatus, combining the... Agent: Factor & Lake, Ltd
20090168899 - System, method and device to encode and decode video data having multiple video data formats: A video processing device (150) includes a bitstream accelerator module (106) and a video processing engine (108). The bitstream accelerator module (106) has an input for receiving a stream of encoded video data, and an output adapted to be coupled to a memory (112) for storing partially decoded video data.... Agent: Larson Newman Abel & Polansky, LLP
20090168902 - Method for arranging zapping streams in mpe-fec frame and receiver: In the invention, zapping streams respectively relating to a plurality of normal service are set in one burst, and the burst is transmitted as a zapping burst. The zapping burst is transmitted in a cycle of one second or less. A PID dedicated to a zapping burst is added to... Agent: Greenblum & Bernstein, P.L.C
20090168903 - Methods, apparatuses, and computer program products for adaptive synchronized decoding of digital video: An apparatus for adaptive synchronized decoding of digital video may include a processor. The processor may be configured to maintain a next key frame timestamp, decode a plurality of key frames of a video clip, decode a plurality of non-key frames of a video clip which arrive on time, and... Agent: Alston & Bird LLP
20090168904 - Channel coding method of variable length information using block code: A channel coding method of variable length information using block code is disclosed. A method for channel-coding information bits using a code generation matrix including 32 rows and A columns corresponding to length of the information bits includes, channel-coding the information bits having “A” length using basis sequences having 32-bit... Agent: Lee, Hong, Degerman, Kang & Waimey
20090168905 - Decoding of lvds protocols: An embodiment of the invention is directed to a system for processing a plurality of encoded signals carrying data. The system includes an electronic circuit configured to receive the encoded signals from one or more external devices, wherein the data are encoded in the encoded signals according to one or... Agent: Teradyne, Inc. C/o Foley & Larder, LLP
20090168911 - Apparatus and method for channel information feedback in multiple antenna system: An apparatus and method for channel information feedback in a multiple antenna system are provided. The method includes selecting at least one code for at least one Eigen vector based on channel information with a serving node from a codebook including at least one code, constructing a set of codes... Agent: JeffersonIPLaw, LLP
20090168908 - Apparatus and method for estimating delay spread of multi-path fading channel in ofdm system: Provided is an apparatus for estimating a delay spread of a multi-path fading channel in an Orthogonal Frequency Division Multiplexing (OFDM) system. The apparatus is applied to an OFDM receiver including a channel equalization unit compensating channel distortion by estimating channel distortion at pilot locations with respect to output signals... Agent: Lowe Hauptman Ham & Berner, LLP
20090168913 - Apparatus and method for transmitting signal using multicarrier system: A transmitter which transmits transmission symbols using a multicarrier system is used. The transmitter has a part configured to adjusted a phase rotation amount for each of N data symbols; a part configured to carry out inverse Fourier transform on the data symbols having undergone the phase adjustment and generating... Agent: Hanify & King Professional Corporation
20090168906 - Methods and arrangements in a mobile telecommunication network: The present invention relates to a first unit adapted to be used in a base station in a mobile telecommunication network adapted to use an identity for identifying a mobile terminal or for identifying a channel in the uplink. The first unit comprises means for managing information of at least... Agent: Nixon & Vanderhye, PC
20090168912 - Multi-carrier communications with adaptive cluster configuration and switching: A method and apparatus for allocating subcarriers in an orthogonal frequency division multiple access (OFDMA) system is described. In one embodiment, the method comprises allocating at least one diversity cluster of subcarriers to a first subscriber and allocating at least one coherence cluster to a second subscriber.... Agent: Fulbright & Jaworski L.l.p
20090168907 - Ofdma based communication system: In an Orthogonal Frequency Division Multiple Access communication system, the location of one- and two-dimensional bursts may be specified by specifying the starting location of the plurality of bursts. The length of a burst may then be determined by subtracting starting locations of successive bursts. In some embodiments, the number... Agent: Trop, Pruner & Hu, P.C.
20090168910 - Transmitting device, transmitting/receiving device, transmitting method and transmitting/receiving method: A transmitting device according to the present invention comprises: a coding unit which encodes a transmission information bit string to a code bit string; a low-order modulating unit which conducts low-order modulation on the code bit string outputted from the encoding unit; a first frequency domain converting unit which converts... Agent: Nec Corporation Of America
20090168916 - Method and system for providing multi-input-multi-output (mimo) downlink transmission: An approach is provided for supporting transmission in a multi-input-multi-output (MIMO) communication system including a plurality of terminals. A preamble portion of a frame is transmitted by a multiple transmit antennas of a hub using Orthogonal Frequency Division Multiplexing (OFDM) to the terminals over a channel, wherein each of the... Agent: The Directv Group, Inc. Patent Docket Administration
20090168914 - Method and system for utilizing transmit local oscillator for improved cell search and multi-link communication in multi-mode device: A multi-receiver wireless communication device includes a transmitter, a transmit oscillator communicatively coupled to the transmitter, a receive oscillator communicatively coupled to a first receiver and second receiver, and a switching assembly having a first state in which the receive oscillator is coupled to the first and second receivers and... Agent: Mayback & Hoffman, P.A.
20090168915 - Radio communication apparatus, radio communication method and program storage medium: A radio communication apparatus includes: generation units generating first to mth signals; a storage storing allocation information defining that beams of different quality levels are allocated to first to mth communication apparatuses for each of first to nth subcarriers so that frequencies of respective quality levels are substantially uniform over... Agent: Turocy & Watson, LLP
20090168917 - Modulation and demodulation method, modulation apparatus and demodulation apparatus: The present invention relates to a modulation and demodulation method of minimizing an error rate and applying it to a differential operation modulo 4. A modulation apparatus includes a Gray coding circuit 101 to which data of (2n+1) bits are inputted (where “n” is an integer more than 1) and... Agent: Nec Corporation Of America
20090168920 - Cooperating timer and retransmission counter for buffer management in a harq wireless network: In a Hybrid Automatic Repeat ReQuest (HARQ) communication system, a receiver receives from a transmitter a HARQ sub-burst. A retransmission counter (RE_TX_CNT) in the receiver is incremented if either: (i) the receiver cannot decode the sub-burst, or (ii) no retransmission of the sub-burst is received within a Predetermined Retransmission Delay... Agent: Imperium Patent Works
20090168918 - Differential signal modulating apparatus and method thereof: A differential signal modulating apparatus and method thereof is provided. The differential signal modulating apparatus receives differential signal pairs from a transmitter, and generates multimedia streams. It is controlled by modulating the reception sequence of differential pairs to match with the transmitted sequence of differential pairs sent from the transmitter.... Agent: Rosenberg, Klein & Lee
20090168919 - Pulse modulation circuit and pulse modulation method: Provided is a pulse modulation circuit capable of generating a pulse modulation signal with a steep rise and a desired pulse width at a desired timing not depending on a transmission signal sequence. In this circuit, a control signal generation unit (110) generates a first control signal if transmission data... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20090168921 - Transmission spectra: The present invention relates to transmitter devices and transmission methods of transmitting a modulated GMSK- or EDGE-signal in a transmission system, wherein normally the pulse shaping follows the given rules of standards for these mobile radio systems. The amount of TX spectra in the adjacent TX channels is predetermined by... Agent: Seed Intellectual Property Law Group PLLC
20090168922 - Methods and systems for pdcch blind decoding in mobile communications: Various methods and systems for efficiently performing the blind decoding of downlink signals is described. Several forms of arranging possible CCE combinations are examined and investigated. Based on PDCCH size estimation/information, CCE concatenations that are most likely (of limited sets) can be arrived at. Tree-based concatenations are also devised using... Agent: Qualcomm Incorporated
20090168923 - Multicarrier-signal receiving apparatus and multicarrier-signal transmitting apparatus: A multicarrier-signal receiving apparatus includes: a Fourier-transformer that performs a Fourier transform, on reception signals to extract subcarriers; a channel estimator that performs channel estimation on one of the extracted subcarriers using channel estimation symbols included in a subcarrier group to which the one of the extracted subcarriers belongs, the... Agent: Birch Stewart Kolasch & Birch
20090168925 - Multipath signal judging method, program, and multipath signal judging device: A multipath signal judging method includes: performing correlation calculation for I and Q components for a reception signal as a positioning signal modulated in a spread code and a replica code; judging code phase based on the correlation calculation; calculating an angle formed by position vectors of correlation values at... Agent: GlobalIPCounselors, LLP
20090168924 - Scalable architecture for satellite channel switch: A frequency translation module for a broadband multi-channel communication system may include an analog signal converter, a digital channel selection device, and a digital-to-analog (D/A) converter. The analog signal converter is configured to receive a plurality of analog signals, to select analog signals residing in a predefined frequency band, and... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.
20090168927 - Broadcast channel signal, apparatus and method for transmitting and decoding broadcast channel information: The present invention provides a broadcast channel signal, a wireless communication device and method for transmitting broadcast channel information, where an invariant subportion of a variant portion of the broadcast channel information is separated from the variant subportion of the variant portion and combined with the invariant portion, and encoded... Agent: Motorola Inc
20090168926 - Methods, apparatus, and systems for determining 1t path equivalency information in an nt implementation of a viterbi decoder: Methods, apparatus, and systems for generating bit-wise path equivalency information corresponding to 1T decision nodes in a soft output Viterbi algorithm (“SOVA”) decoder operating with an nT clock signal. An add, compare, select circuit (ACS) of the SOVA generates decision data for decision nodes 1T through nT responsive to each... Agent: Duft Bornsen & Fishman LLP
20090168928 - Data slicer reference generator for multiple burst data signals: A slice level reference generator and method for performing improved data slicing operations when gaps are present in a data stream is disclosed that involves applying a nominal reference signal to the comparator the during signal gaps. In one embodiment, a receiver circuit includes a slice level detector and a... Agent: Bever Hoffman & Harms, LLP 901 Campisi Way
20090168929 - Method and apparatus for impulse noise detection and suppression for dvb-t: A method and apparatus for adaptive impulse noise detection and suppression (INDS) where information regarding detected impulse noise (IN) pulses is used to adjust detection and suppression parameters. To decrease the rate of false detection, groups of samples, instead of individual samples, of the digitized received signal are used to... Agent: Mcandrews Held & Malloy, Ltd
20090168930 - Methods and systems for doppler estimation and adaptive channel filtering in a communication system: A method for Doppler shift estimation for channel estimation of a received signal, comprising the steps of: calculating time domain correlations; providing a Hamming window over the calculated time domain correlations; calculating a power spectrum by using FFT; calculating an adaptive threshold based on a noise floor and an average... Agent: Venture Pacific Law, PC
20090168931 - Method and apparatus for jitter compensation in receiver circuits using nonlinear dynamic phase shifting technique based on bit history pattern: The present invention provides a simple, easy to implement method and apparatus to reduce jitter in a channel and expand the eye width and eye height of the eye pattern of the signal. The method and apparatus of the present invention reduces jitter specific to a channel in a high... Agent: Hoffman Warnick LLC
20090168932 - Multiple stream multiple rate resampling component: A method of resampling a digital signal involves serially receiving a plurality of samples of said digital signal and applying a plurality of filter coefficients to a first subset of the plurality of samples to generate a first plurality of intermediate results and to a second subset of the samples... Agent: Hovey Williams LLP
20090168933 - Apparatus and method for clock synchronization: Techniques for synchronizing clocks are disclosed. According to one aspect of the present invention, a pair of dividing coefficients a1 and a2 is obtained from a ratio of a theoretical frequency fs1 of the first source signal to a theoretical frequency fs_local of a desired local clock signal. A least... Agent: Silicon Valley Patent Agency
20090168934 - Timing recovery circuit and method thereof: In the implementation of timing recovery in conventional communication systems, significant errors are generated from modulo operations under certain extreme conditions by taking input signals of a slicer as datum points. In order to prevent such errors, the input signal of a modulo processing circuit is taken as the datum... Agent: North America Intellectual Property Corporation
20090168935 - Methods and apparatus for synchronizing networked audio devices: A method includes determining a network counter value indicative of a network clock time of a system at a first time instant and a second time instant occurring later in time than the first time instant. The method further includes determining an audio counter value indicative of an audio clock... Agent: Barnes & Thornburg, LLP
20090168936 - Methods and apparatus for detecting a loss of lock condition in a clock and data recovery system: Methods and apparatus are provided for detecting a loss of lock condition in a clock and data recovery system. A loss of lock condition is detected in a clock and data recovery system that generates a recovered clock signal from a received signal by sampling the received signal for a... Agent: Ryan, Mason & Lewis, LLP
20090168937 - Rf receiver having timing offset recovery function and timing offset recovery method using thereof: There is provided an RF receiver recovering timing offset by shifting timing slots in response to timing offset occurring when a signal is sampled. An RF receiver having timing offset recovery function according to an aspect of the invention includes: a preprocessing unit sampling and digitalizing an analog received signal;... Agent: Lowe Hauptman Ham & Berner, LLP
20090168938 - Communication system for connecting synchronous devices that are uncorrelated in time: A communication system for the connection between timing non-correlated synchronous devices comprising at least one transmitter and one receiver inserted between a first and a second voltage reference and connected to each other through a transmission channel in correspondence with respective transmitting and receiving terminals Advantageously, the receiver comprises at... Agent: Seed Intellectual Property Law Group PLLC
20090168939 - Hardware synchronizer for 802.15.4 radio to minimize processing power consumption: A method is disclosed for controlling the operation of a low power radio platform that realizes the physical layer (PHY) with a software portion and an analog front end, the analog front end disposed between the DSP and an antenna, and realizes the MAC layer with a microcontroller unit (MCU).... Agent: Howison & Arnott, L.l.p
20090168941 - Method and apparatus for duty cycle pre-distortion and two-dimensional modulation: In serial communications, jitter is an unwanted variation of one or more signal characteristics. Two-dimensional modulation circuits and methods incorporate an amplitude pre-emphasis scheme as well as a transmit duty cycle pre-distortion (pre-DCD) technique to reduce jitter. The pre-DCD technique directly addresses transition edges of the data signal and is... Agent: Ryan, Mason & Lewis, LLP
20090168940 - Methods and apparatus for improved jitter tolerance in an sfp limit amplified signal: Methods and apparatus are provided for improving the jitter tolerance in an SFP limit amplified signal. Jitter tolerance is improved in a communications receiver by applying a received signal to an SFP limiting amplifier; and applying an output of the SFP limiting amplifier to a low pass filter to improve... Agent: Ryan, Mason & Lewis, LLP Suite 205
20090168942 - Apparatus and method for frequency synthesis using delay locked loop: An apparatus and method for frequency synthesis using a Delay Locked Loop (DLL) are provided. The apparatus includes the DLL, an edge pulse generator, and an inductive-capacitive (LC) tank switch. If phases of a reference frequency signal and a feedback signal are the same and thus are locked, the DLL... Agent: Docket Clerk
20090168943 - Clock generation devices and methods: A clock generation device provided for a transmitter is provided and comprises a clock generator, a calculator and a first phase locked loop (PLL) circuit. The clock generator generates a first clock signal. The calculator calculates a frequency difference between the first and second clock signals. The first PLL circuit... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090168944 - Low pass filter and lock detector circuit: A low pass filter includes a driver unit configured to output a voltage proportional to an input pulse width, a charge/discharge unit configured to charge the output voltage of the driver unit, a comparator unit configured to compare an output voltage of the charge/discharge unit with a reference value to... Agent: Mannava & Kang, P.C.Previous industry: Thermal measuring and testing
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