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Pulse or digital communications April category listing, related patent applications 04/12

20120099619 - Method for interference control by an ultra-wideband wireless communication system in a multi-user environment and a receiver for performing the same: An Ultra-Wideband (UWB) wireless communication system in a multi-user environment determines a threshold value to eliminate a signal pulse affected by a near-interference from among a plurality of signal pulses transmitted a number of times. A method for controlling an interference includes receiving the signal pulses, calculating a correlation value... Agent: Pantech Co., Ltd.

20120099620 - Clear-channel system and related applications: A wireless spread-spectrum communication system for transmitting data includes a plurality of end point transmitters and at least one receiver. The end point transmitters transmit data via a frequency-hopped spread-spectrum signal where the transmitting signal is sent without the benefit of frequency stabilization. The receiver is responsive to the frequency-hopping... Agent: Itron, Inc.

20120099621 - Scheduling different types of receivers in a radio base station: The invention relates to a method in a radio base station (110) of a radio 100 telecommunications network (100), wherein the radio base station (110) comprises at least two different types of receivers; a first type of receivers and a second type of receivers. The first type of receivers comprises... Agent: Telefonaktiebolaget L M Ericsson (publ)

20120099622 - Repeater circuit with multiplexer and state element functionality: A circuit implementing multiplexer, storage, and repeater functions is disclosed. The circuit includes first and second input stages having first and second data inputs, respectively. An output stage is configured to drive an output signal. The first input stage is configured to activate the output stage responsive to a first... Agent:

20120099623 - Satellite signal frequency translation and stacking: An outdoor satellite receiving unit (ODU) receives several independent satellite signals, selects two signals with a switch matrix, downconverts the two signals to a bandstacked signal with a high and a low band signal, and outputs the bandstacked signal on the same cable to receiver units. Several satellite signals can... Agent: R.f. Magic, Inc.

20120099624 - Communication device and method of reducing harmonics transmitted: A communication device includes a transmitting circuit that includes a quadrature modulator; a receiving circuit that operates as a quadrature demodulator that, when being in a data non-transferring period, starts when power is switched on and ends when receiving operation starts, switches a local oscillator signal to a harmonic receiving... Agent: Fujitsu Limited

20120099626 - Compressed data transceiver apparatus, data compressor device, compressed data receiver device and data compression method: To provide a data compression method that can achieve a high data compression ratio and does not require a buffer circuit or only requires a buffer circuit having a small storage capacity at a receiving side. A data compressor device has an adjustment and compression tool operable to switch a... Agent:

20120099625 - Tuner circuit with an inter-chip transmitter and method of providing an inter-chip link frame: A tuner circuit includes a digital signal processor to generate a digital data stream related to a radio frequency signal and a transceiver circuit coupled to the digital signal processor and configurable to generate an inter-chip communication frame including a start portion and a plurality of channels. The plurality of... Agent:

20120099629 - Communications wiring noise level monitor and alarm indicator: In an apparatus and method of testing the capacity of a network to support DSL services, a test device is coupled to a pair of wires (e.g., Tip-Ring) that support DSL services between ATU-C and ATU-R modems. In operation, the test device: samples for a DC line feed or potential... Agent: Tollgrade Communications, Inc

20120099627 - Interference mitigation for broadband over power line: Systems and methods to exchange data between a vehicle and a remote computer system, are disclosed. In one embodiment, a system to exchange data between a vehicle and a remote computer system comprises at least one power line adapted to couple to the vehicle, a local area network, a modem... Agent:

20120099628 - Symbol-level repetition coding in power line communications: Systems and methods for implementing symbol-level repetition coding in power line communications (PLC) are described. In some embodiments, these systems and methods may provide reliable communication in severe channel environments of PLC networks, at least in part, by changing the forward error correction (FEC) used by various devices operating within... Agent: Texas Instruments Incorporated

20120099632 - Method and arrangement for asynchronous rsrp measurement in an lte ue receiver: In 3GPP LTE, user equipment must be able to report reference signal received power (RSRP) measurement to the serving cell's base station. A low-complexity method for asynchronous RSRP measurement in an LTE user equipment receiver is provided which comprises frequency shifting the received signal so that the upper or lower... Agent: Intel Mobile Communications Technology Dresden Gmbh

20120099631 - Pilot-based time offset estimation apparatus and method: The present invention provides a pilot-based timing offset estimation apparatus and method. The timing offset estimation apparatus includes: a pilot bit channel estimation module, configured to acquire pilot bit frequency-domain channel estimation values of target users through calculation on respective sub-carriers of the target users according to received frequency-domain demodulation... Agent: Zte Corporation

20120099630 - Programmable engine having a reconfigurable accelerator data path for testing and calibration of analog front ends in radio devices: Briefly, in accordance with one or more embodiments, a radio device comprises an analog front end comprising a radio to transmit and/or receive radio-frequency signals, and a programmable engine coupled to the analog front end. The programmable engine is capable of being programmed to perform one or more tests on... Agent:

20120099633 - Data processing unit and signal receiver including the data processing unit: The data processing unit (15) for a receiver of signals carrying information (1) includes a clock and data recovery circuit (16) on the basis of a data signal (DOUT), and a processor circuit (17) connected to the clock and data recovery circuit. The clock and data recovery circuit is clocked... Agent: The Swatch Group Research And Development Ltd

20120099634 - Receiving device and method, demodulating device and method, and program: The present disclosure provides a receiving device including, a receiver configured to receive a signal that is transmitted via a propagation path and is modulated by a predetermined system prescribed by a predetermined standard, a demodulator configured to demodulate a received signal, an estimator configured to estimate a signal-to-noise ratio... Agent: Sony Corporation

20120099636 - Apparatus and method for interference cancellation in mimo wireless communication system: An apparatus and a method for interference cancellation in a Multiple Input Multiple Output (MIMO) wireless communication system. The method for interference cancellation includes equalizing first reception signals received through two or more reception antennas to estimate transmission signals transmitted through two or more transmission antennas, generating two or more... Agent: Samsung Electronics Co. Ltd.

20120099635 - Reception apparatus, reception method, and program: Disclosed herein is a reception apparatus including a calculation section and a storage section. The calculation section calculates correlation values between a data sequence included in a known signal and a received signal at a given point in time. The storage section has at least an area sufficient for storing... Agent: Sony Corporation

20120099637 - Systems and methods for performing dynamic channel estimation: Systems and methods are disclosed for dynamic channel estimation in a digital receiver by performing a dynamic equalization on an incoming signal to compensate for channel distortion; independently estimating one or more channel parameters for the dynamic equalization, wherein the one or more channel parameters track channel change; determining a... Agent: Nec Laboratories America, Inc.

20120099638 - Soft cancellation of inter-layer interference within a mimo codeword: A receiver for processing a received signal encoded with a codeword and mapped to two layers includes a plurality of equalizers for equalizing the received signal, a plurality of demodulators for demodulating a respective equalized signal, a decoder for decoding the demodulated signal by extracting soft bits from the demodulated... Agent: Telefonaktiebolaget L M Ericsson (publ.)

20120099640 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120099639 - Systems and methods for reducing the total number of bits required to be transferred over a communications link for an image: Systems (100) and methods (600) for reducing the total number of bits required to be transferred over a communications link for an image (400) captured by a camera (102). The methods involve receiving, from the camera, original color values for pixels of the image. A first pixel is selected by... Agent: Harris Corporation

20120099641 - Method and apparatus for adjusting video compression parameters for encoding source video based on a viewer's environment: A policy enforcement device performs a method for adjusting video compression parameters for encoding source video based on a viewer's environment. The method includes: receiving, from a video receiving device, a video stream identifier indicating a video stream and a source of the video stream, wherein the video receiving device... Agent: Motorola, Inc.

20120099642 - Methods and apparatus for spatially varying residue coding: Methods and apparatus are provided for spatially varying residue coding. An apparatus includes a video encoder (300) for encoding picture data for at least a block in a picture by selecting a spatially varying encoding method for a residue corresponding to a difference between an original version of the block... Agent:

20120099643 - Method of multiplexing h.264 elementary streams without timing information coded: Embodiments of the present invention multiplex elementary streams without timing information coded to create a transport stream. In some embodiments, ‘n’ number of access units are constructed and pushed into a list one by one. Each access unit is capable of looking ahead to obtain information on timing for the... Agent: Tektronix International Sales Gmbh

20120099644 - Picture coding method, picture decoding method, picture coding apparatus, picture decoding apparatus, and program thereof: A picture coding method of the present invention codes a picture signal and a ratio of a number of luminance pixels and a number of chrominance pixels for the picture signal, and then one coding method out of at least two coding methods is selected depending on the ratio. Next,... Agent:

20120099646 - Adaptive scanning of transform coefficients for video coding: In an example, an apparatus for decoding video data includes a video decoder that is configured to determine a number of transform coefficients associated with a block of video data, and to determine whether the number of transform coefficients exceeds a predetermined threshold. The video decoder is also configured to... Agent: Qualcomm Incorporated

20120099648 - Apparatus and method for decoding picture data: A coding apparatus for hierarchically (layering) coding top field data and bottom field data divided from each of a plurality of picture data composing a moving picture image has a first coding unit configured to encode one field data between two field data of the top field data and the... Agent: Sony Corporation

20120099645 - Method and apparatus for non-linear decoding of video frames of a video stream encoded using an intra macroblock refresh process: A video decoder system receives a user request for non-linear decoding of at least one video frame from a video stream encoded using an Intra macroblock refresh process. The request includes a first frame offset corresponding to a user requested first decoding frame within the video stream for commencing the... Agent: Motorola, Inc.

20120099647 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120099649 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120099650 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120099652 - Method and apparatus for scalable motion vector coding: A method and apparatus for scalable coding of a motion vector generated during motion estimation, in which a generated motion vector field is separated into a base layer and an enhancement layer according to pixel accuracies to obtain a layered structure for a motion vector. In addition, the motion vector... Agent: Samsung Electronics Co., Ltd.

20120099653 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120099651 - Method to improve detection of motion with phase correlation: Phase correlation is an established method for computing motion which relies on the ability to find peaks in a computed phase correlation surface. Two methods to improve the ability to detect peaks in the phase correlation surface are described herein. The first method applies a theoretically-derived and spatially-varying gain to... Agent: Sony Corporation

20120099654 - Video decoding method: Video decoding device is disclosed. The video decoding device comprises a demultiplexer, a first decoder and a controller. The demultiplexer receives a Transport Stream to recover video Packetized Elementary Stream (PES) to determine a presentation time stamp (PTS) and a decoding time stamp (DTS) in a PES header of the... Agent: Mediatek Inc.

20120099657 - Image decoding device, image coding device, image decoding method, image coding method, program, and integrated circuit: An image decoding device and an image coding device are each capable of using spatial dependence across a boundary between slices to smoothly execute parallel processing. The image decoding device includes: a first decoding unit (801) decoding a block in a first slice; a second decoding unit (802) decoding a... Agent:

20120099655 - Image encoder and method for encoding images: There is provided a method and a device for encoding a digital representation of an image into a single encoded image, comprising: generating at least two subsequent image data sequences each representing a portion of the digital representation of the image, inputting to an encoder (104) each of said subsequent... Agent: Scalado Ab

20120099656 - Transmitting system, receiving device, and a video transmission method: A stream transmitting system for transmitting a data stream, which has first layer including base data and second layer including data supplementing the base data, includes a transmitting device and a receiving device. The transmitting device includes: a transmission control unit for packetizing the data of the first layer and... Agent:

20120099658 - Method and apparatus for encoding video, and method and apparatus for decoding video: Disclosed is a method of encoding a video, the method including: splitting a current picture into at least one maximum coding unit; determining a coded depth to output a final encoding result according to at least one split region obtained by splitting a region of the maximum coding unit according... Agent: Samsung Electronics Co., Ltd.

20120099659 - Method and apparatus for improving utilization of broadcast channel frame and method and apparatus for using padding portion: The present invention discloses a method for improving utilization of broadcast channel frames comprising determining whether auxiliary data exists in multiplexing data of a multiplexing frame upon generation of the multiplexing frame and encapsulating the auxiliary data in a filled portion of the multiplexing frame if yes. The present invention... Agent: Zte Corporation

20120099660 - Receiving system and method for processing digital broadcast signal in the receiving system: A transmitting system, a receiving system, and a method of processing broadcast signals are disclosed. The method for processing a broadcast signal in a broadcast receiver comprises receiving a DTV signal including a data group, the data group including mobile service data, segmented known data sequences, long known data sequences... Agent: Lg Electronics Inc.

20120099662 - Communication protocol method and apparatus for a single wire device: The present invention is a noise tolerant communication protocol device and method where a clock signal input, triggers an internal delay clock in an integrated circuit. Data is presented to an input pin and sampled prior to the next external clock pulse based on the internal delay clock. A data... Agent: Atmel Corporation

20120099661 - Power line communications apparatus: Apparatus and system for communicating data via a power line. The apparatus comprises a transmitter comprising a modulator for generating a second digital signal based on input data; a digital buffer for amplifying the second digital signal to generate a third digital signal; a filter for filtering the third digital... Agent: Enphase Energy, Inc.

20120099664 - Method of multiple frame transmission in wireless communication system and transmitter: A method for multiple frame transmission in a wireless communication system and a transmitter are provided. The transmitter transmits a request to send (RTS) frame to a receiver. The RTS frame has a first bandwidth. The transmitter receives a clear to send (CTS) frame as a response of the RTS... Agent: Electronics And Telecommunications Research Institute

20120099663 - Portable cellular base station configuration: A method and apparatus for configuring a portable first cellular base station to operate in a digital cellular telecommunications network includes: placing the first cellular base station in the digital cellular telecommunications network; detecting with a radio receiver at least one second operating cellular base station within the digital cellular... Agent: Raytheon Applies Signal Technology, Inc.

20120099665 - Data processing apparatus and method: A data processor maps input symbols to be communicated onto a predetermined number of sub-carrier signals of an Orthogonal Frequency Division Multiplexed (OFDM) symbol. The data processor includes an interleaver memory which reads-in the predetermined number of data symbols for mapping onto the OFDM sub-carrier signals. The interleaver memory reads-out... Agent: Sony Corporation

20120099666 - Method and arrangement for adapting a signal in a wireless communications network: According to an aspect of the present invention, the power efficiency of a precoded OFDM signal is improved by a method in a network node 210, e.g. a mobile terminal, for adapting a signal for multi-antenna transmission. The network node 210 is comprised in a wireless communications network 200. In... Agent: Telefonaktiebolaget L M Ericsson (publ)

20120099667 - Transmitting high rate data within a mimo wlan: A method for transmitting high rate data within a multiple input multiple output (MIMO) wireless local area network (WLAN) begins by determining a data transmission rate. The method continues by, when the data transmission rate is between a first data rate and a second data rate, enabling two transmission paths.... Agent: Broadcom Corporation

20120099668 - Transmission method, transmitter, and receiver for multi antenna wireless communication system: A transmitter includes first generator to generate pilot source signal by modulating pilot sequence, second generator to generate data source signal with time length longer than that of pilot source signal by modulating data sequence, first cyclic shifter to perform cyclic shift of first shift amount to pilot source signal... Agent:

20120099669 - Dirty paper coding and reference signal design: A method of wireless communication includes receiving a signal comprising an encoded downlink reference signal (DL-RS) modified by an effective channel. The encoded DL-RS is encoded based on crosstalk interference. The method further includes estimating the effective channel.... Agent: Qualcomm Incorporated

20120099670 - Communications system supporting multiple sector sizes: In one embodiment, a configurable communications system accommodates a plurality of different transmission word sizes. In a transmit path, the system inserts a number of padding bits corresponding to missing user-data bits onto the end of an input data sequence to generate a set of data having N bits. The... Agent: Lsi Corporation

20120099671 - Digital-intensive signal processor: A digital-intensive signal processor including a signal converting module and a feedback module in a closed timing loop. The signal converting module converts a control signal to an output signal with phase/frequency related to the control signal. The feedback module detects the phase difference between a reference signal and a... Agent:

20120099672 - Media processing method, device and system: A streaming media processing method, device and system are disclosed in the embodiments of the present invention. The streaming media processing method includes: judging whether a transcoding is required according to the current bandwidth of a user terminal and a code rate of a pre-stored code stream, if yes, selecting... Agent: Huawei Technologies Co., Ltd.

20120099674 - Antenna configuration for co-operative beamforming: The present invention relates to a method for communicating in a network, the network comprising at least a first cell and a second cell including respectively a first primary station having a first antenna array dedicated to the first cell and a second primary station having a second antenna array... Agent: Koninklijke Philips Electronics N.v.

20120099673 - Methods and apparatuses for compensation of i/q imbalance: Methods for compensation of imbalance between I (In-phase) and Q (Quadrature) signal paths (12a, 12b, 605a, 605b) in a quadrature receiver (8) and a quadrature transmitter (600) are disclosed. In the receiver case, the imbalance is compensated for by means of post-distortion in the digital domain. In the transmitter case,... Agent:

20120099675 - Transmission circuit and communication device: Provided is a transmission circuit which allows smooth switching of the operation mode when switching the operation mode of the transmission circuit. A power amplifier 14 includes: a first input terminal to which a direct-current voltage or a voltage in accordance with an amplitude signal M is supplied; a second... Agent: Panasonic Corporation

20120099678 - Drift cancellation technique for use in clock-forwarding architectures: A circuit includes a frequency synthesizer, N phase mixers coupled to the frequency synthesizer, a plurality of receivers, and a calibration circuit. The frequency synthesizer is to receive a reference clock signal and is to output a primary clock signal. A respective phase mixer in the N phase mixers is... Agent:

20120099676 - Reception apparatus and method, demodulation apparatus and method, and program: A reception apparatus includes: a reception section configured to receive a signal modulated by one of a single-carrier scheme and a multi-carrier scheme that are specified by a predetermined standard; a single-carrier demodulation section configured to execute single-carrier demodulation based on the single-carrier scheme onto the signal; a multi-carrier demodulation... Agent: Sony Corporation

20120099677 - Signal receiving apparatus, signal receiving method and signal receiving program: A signal receiving apparatus includes: a processing unit configured to carry out Fourier transform on Fourier-transform data serving as a Fourier-transform object and carry out Fourier transform on inverse-Fourier-transform data serving as an inverse-Fourier-transform object; and a control unit configured to output pieces of data obtained as a result of... Agent: Sony Corporation

20120099680 - Combining soft decisions in a weather band radio: According to one aspect of the present invention, an apparatus is provided to enable weather band radio signals to be received and processed using a digital signal processor (DSP). The DSP can include functionality to implement both frequency modulation (FM) demodulation and weather band data demodulation, i.e., specific area encoding... Agent:

20120099679 - Receiving apparatus and receiving method: A receiving apparatus and reception method reduces degradation due to multipath interference without increasing the amount of computation even in a system that has a large number of subcarriers. A signal detector, using the symbol replica generated by symbol replica generator and the channel estimate which a channel estimator estimated... Agent: Sharp Kabushiki Kaisha

20120099682 - Diversity reception device: A diversity reception device includes a power combiner to combine electric powers of OFDM signals, each OFDM signal being received by a first antenna and second antenna, a switch to change connections between branched output-ports of the first and second antennas, in mid-stream of effective symbol periods, the effective symbol... Agent: National Univ. Corp Shizuoka Univ.

20120099681 - Reception apparatus, reception method, and program: A reception apparatus is disclosed which includes: a detection section configured to detect the presence or absence of spectrum inversion in data transmitted by a multi-carrier transmission system based on whether a known signal can be decoded using that part of the transmitted data which has been transmitted by carriers... Agent: Sony Corporation

20120099683 - Demodulation device: There is provided a demodulation device including: a demodulation unit demodulating an input signal to thereby output a signal of IQ coordinates; and a first noise elimination circuit eliminating a noise in the signal of the IQ coordinates that is output from the demodulation unit, in which the first noise... Agent: Fujitsu Semiconductor Limited

20120099684 - Frequency interference detection and correction: A system for detecting and correcting for spurious frequencies that may coincide in a bandwidth of interest in an RF metrology system. The system can (1) utilize a deterministic scheme to detect an interference by a spurious frequency and correct the distortion effect or (2) utilize a mixed signal processing... Agent: Mks Instruments, Inc.

20120099685 - Broadband tuner for very wide signal conversion: An agile RF tuner circuit capable of converting a wide portion of RF signal into an IF signal suitable for analog-to-digital conversion. The circuit up converts a received RF signal to a high IF signal and then down converts the high IF signal to a low IF signal. Embodiments of... Agent: Zoran Corporation

20120099686 - Broadband tuner for very wide signal conversion: An agile RF tuner circuit capable of converting a wide portion of RF signal into an IF signal suitable for analog-to-digital conversion. The circuit up converts a received RF signal to a high IF signal and then down converts the high IF signal to a low IF signal. Embodiments of... Agent: Zoran Corporation

20120099687 - Method and system of synchronizing data to reference time signal with data resampling: A device receives a data signal and a reference timing signal provided from a first clock. The device includes a sample clock that operates independently from the first clock, wherein the sample clock outputs a sample clock signal that is asynchronous with the reference timing signal; a sampler for sampling... Agent: Agilent Technologies, Inc.

20120099688 - Oversampling circuit, serial communication apparatus and oversampling method: An oversampling circuit includes: a generation unit configured to generate multiphase serial data by delaying serial data by a predetermined time; and an oversampling unit configured to oversample the multiphase serial data by using multiphase clocks, wherein a phase difference of the multiphase serial data is set to be a... Agent: Ricoh Company, Ltd.

20120099689 - Detection of jitter in a communication network: The present invention is concerned with a method, a network entity and computer program for detecting occurrence of transmission resynchronizations in a network carrying packets subject to variable delays. The present invention is further concerned with adaptively varying the play out time of data packets. According to a method embodying... Agent: Telefonaktiebolaget L M Ericsson (publ)

20120093196 - All digital implementation of clock spectrum spreading (dither) for low power/die area: A digital circuit configured to spread a clock train spectrum includes a clock configured to generate the clock train, and a variable divider configured to divide the frequency of the clock train by a temporally-varying-divider value to modulate the clock train and generate a dithered clock train. The circuit further... Agent:

20120093195 - Ultra-wideband transmitter unit: The invention relates to an ultra-wideband transmitter unit for a hand-held machine tool, particularly for a sensor device. Said ultra-wideband transmitter unit is provided for transmitting a transmission signal having a line spectrum. According to the invention, the ultra-wideband transmitter unit comprises an adjusting unit (10) that is provided for... Agent: Robert Bosch Gmbh

20120093197 - Method and apparatus for transmitting encoded signals with frequency hopping environment: This document is related to a wireless communication system, and more particularly to a method and an apparatus for transmitting encoded signals with frequency hopping environment. A method of transmitting signals by a user equipment (UE) comprises: encoding an input signal having a length of (A) bits by using (A)... Agent:

20120093198 - Building, transmitting, and receiving frame structures in power line communications: Systems and methods for building, transmitting, and receiving frame structures in power line communications (PLC) are described. Various techniques described herein provide a preamble design using one or more symbols based on a chirp signal that yields a low peak-to-average power ratio (PAPR). According to some techniques, the preamble may... Agent: Texas Instruments Incorporated

20120093199 - Method and apparatus for de-spreading a spread-spectrum audio/video signal: A digital video communication device is provided. The digital video communication device includes a transmitter providing a spread-spectrum video signal including a predetermined frequency spread value and a frequency ratio and a receiver receiving the spread-spectrum video signal. The receiver includes a frequency synthesizer, a free-running clock generator configured to... Agent:

20120093200 - Continuous orthogonal spreading code based ultra-high performance array antenna system: Provided are a beamforming receiving/transmitting function and a beamforming receiving/transmitting structure, which are optimized for a given basic system in order to provide advanced performance in consideration of a wireless mobile communication system through a ultra-high performance CDMA array antenna based on continuously orthogonal spreading codes and a pre-rake scheme... Agent: Electronics And Telecommunications Research Institute

20120093203 - Data communication method, communication device, and communication system: A data communication method, a communication device, and a communication system are disclosed. The method includes: a master device is connected, through the first RS485/RS422 port and the second RS485/RS422 port of the master device, to the at least two slave devices by using an RS485/RS422 bus loop, and when... Agent:

20120093201 - Printed circuit board: One end of a sub transmission line of which an impedance value is equal to or higher than a parallel impedance value of an output impedance value of a transmission circuit and an impedance value of a transmission line is connected to a connection point between the transmission circuit and... Agent: Canon Kabushiki Kaisha

20120093202 - Radio communication device: A signal generator outputs a signal whose frequency is uniquely decided by frequency data set therein. A control section can set first data in the frequency generator as frequency data. The control section can transition among an access unimplementing state, an access stand-by state, and an access implementing state. A... Agent: Jvc Kenwood Corporation

20120093205 - Electronic device with removable accessory: An electronic device is arranged to receive a removable wireless remote data transmission accessory, in particular of the 3G “stick modem” or Wifi type, the accessory including an accessory body, at least one radio antenna, an accessory connection element linked to the accessory body, the device including a device connection... Agent: Archos

20120093207 - Manufacturing process: The invention provides a method of manufacturing a user equipment comprising a wireless modem, a method of activating a user equipment as a wireless modem, and a corresponding server and user equipment. A processor is produced for executing wireless modem code to operate the processor as a wireless modem, the... Agent: Icera Inc.

20120093204 - Processor, modem and method for cancelling alien noise in coordinated digital subscriber lines: A method of cancelling alien noise in coordinated DSL lines, a method of smoothing an alien noise covariance estimate, and a processor and modem for cancelling alien noise in coordinated DSL lines. In one embodiment, the method of cancelling alien noise includes: (1) estimating alien noise vectors for at least... Agent:

20120093206 - Radio data system monophonic demodulation: A method of switching between Coherent and Non-Coherent demodulation based on computed metrics, in cases where stereo FM broadcasting stations do not adhere to RDS broadcast specifications. Re-utilizes existing hardware to demodulate RDS data in mono. The residual frequency offset is resolved using a Non Coherent demodulator and a time... Agent: Qualcomm Incorporated

20120093210 - Crest factor reduction for a multicarrier-signal with spectrally shaped single-carrier cancelation pulses: A method for crest factor reduction of a multi-carrier signal is disclosed. The multi-carrier signal comprises a plurality of single-carrier signals, each single-carrier signal having signal-specific spectral properties. The method comprises identifying a peak in the multi-carrier signal and a time of occurrence of the peak and generating a plurality... Agent:

20120093209 - Crest factor reduction method and circuit for a multi-carrier signal: A method for crest factor reduction of a multi-carrier signal is disclosed. The method comprises determining a plurality of signal values of a plurality of single-carrier signals prior to combining the plurality of single-carrier signals to form the multi-carrier signal. The method further comprises performing a joint potential peak detection... Agent:

20120093208 - Selective coherent and non-coherent demodulation methods and apparatuses: Techniques are provided which may be implemented using various methods and/or apparatuses in a receiver of an electronic device to allow for a received signal to be demodulated using both coherent and non-coherent demodulation techniques and for selecting one of the demodulated data signals based, at least in part, on... Agent: Qual Comm Incorporated

20120093211 - Serial transmission apparatus, information processing apparatus, and serial transmission method: A serial transmission apparatus, which transmits data through a serial communication line, includes a transmission unit configured to transmit data stored in a transmission data buffer to a transmission destination apparatus, a time-out detector configured to detect a time out when a response to the transmitted data from the transmission... Agent: Fujitsu Limited

20120093212 - Signal transmitting method, signal transmitting apparatus and signal transmitting system: A signal transmission method, a signal transmission apparatus, and a signal transmission system are provided. The signal transmission method includes transmitting a test signal via at least one of a plurality of lines included in a channel; receiving transmission state information indicating a state of the transmission of the test... Agent: Samsung Electronics Co., Ltd

20120093213 - Coding method, coding apparatus, coding program, and recording medium therefor: A lossless coding technique for near-logarithmic companded PCM that achieves high compression performance is provided. In coding, the coding method that produces the smaller code amount is selected between the prediction coding method, which performs linear prediction of samples in a frame and codes the amplitude of the prediction error,... Agent: Nippon Telegraph And Telephone Corporation

20120093214 - Composite video streaming using stateless compression: A video rendering and streaming methodology that utilizes stateless video compression and video image segmentation to achieve enhanced video compression. In some implementations, the video compression and streaming techniques described herein can be deployed to allow for delivery of high-definition video games to client devices that host a standard browser.... Agent:

20120093215 - Graphics display system with video scaler: A method for processing video data includes performing by one or more processors and/or circuits in a video processing device, the one or more processors and/or circuits including a video scaler, a memory, and a scaler engine, functions including receiving a video image by the video processing device. The functions... Agent:

20120093216 - Video encoding: Some embodiments provide a method of processing digital video in a computer. The method receives a first video clip. It stores the first video clip at a first rate in a storage of the computer. From the first video clip, the method generates a second video clip that is at... Agent:

20120093218 - Adaptive multimedia decoding device and method for scalable satellite broadcasting: Disclosed is an adaptive multimedia decoding device and method for scalable satellite broadcasting. A TS decoder TS-decodes a first transmission stream and a second transmission stream received through different transmission bands to generate a first video stream, a second video stream, and an audio stream. A first decoder and a... Agent: Electronics And Telecommunications Research Institute

20120093217 - Method and apparatus for processing video signals: The present invention relates to a method and apparatus for processing video signals, the method comprising: decoding a current frame of a video signal in block units to generate a restored frame, and acquiring first and second flags to acquire a filter coefficient which is adaptively determined from the video... Agent: Lg Electronics Inc.

20120093219 - I-frame size estimation based on edge strength: Various embodiments of the present invention relate to systems, devices and method of video encoding that select a quantization parameter set based on a global edge strength value and an available bitrate for a corresponding compressed frame. Quantization parameters are selected using a mathematical correlation between the global edge strength... Agent:

20120093220 - In-loop deblocking for intra-coded images or frames: Methods and encoders/decoders for applying in-loop deblocking to intra-coded images/frames. In a decoding context, a deblocking filter is applied to reconstructed pixels of an intra-coded block prior to decoding the subsequent block in the decoding sequence. In an encoding context, a deblocking filter is applied to reconstructed pixels of an... Agent: Research In Motion Limited

20120093222 - Real-time video coding/decoding: A video codec having a modular structure for encoding/decoding a digitized sequence of video frames in a multi-core system is described. The video codec comprises a memory unit; a multithreading engine. and a plurality of control and task modules organized in a tree structure, each module corresponding to a coding... Agent:

20120093221 - Systems and methods for video coding and transmission: Disclosed herein are certain embodiments of lattice video coding (LVC) systems and methods (collectively referred to herein also as LVC systems) that provide for adaptive streaming and/or burst error immunity in a video distribution network, such as the Internet or other communication networks. In general, as and explained further below,... Agent: Cisco Technology, Inc.

20120093223 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120093224 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120093226 - Adaptive motion vector resolution signaling for video coding: A video encoder may be configured to adaptively select a sub-pixel precision for motion vectors used to encode video data. The video encoder may further entropy encode an indication of the sub-pixel precision using context adaptive binary arithmetic coding, where the context may correspond to the size of a block... Agent: Qualcomm Incorporated

20120093227 - Data compression method and data compression device: A data compression method includes: dividing image data corresponding to one frame into a plurality of blocks; detecting a motion vector of a first block of the plurality of blocks; setting a flag to the first block based on the motion vector; performing a first reduction process on the first... Agent: Fujitsu Limited

20120093231 - Image processing apparatus and image processing method: An image processing apparatus for generating an interpolated picture interpolated between two temporally successive original pictures includes: a motion vector estimation unit configured to estimate for each block a motion vector between the two original pictures; a compensation strength determination unit configured to determine motion compensation strength for specifying an... Agent:

20120093225 - Image processing device and method, and image display device and method: To interpolate a frame between the current frame and a first delayed frame preceding the current frame, an image processing device generates test interpolation data for the first delayed frame from data in point-symmetric positions in the current frame and in a second delayed frame preceding the first delayed frame.... Agent:

20120093228 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120093229 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120093230 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120093232 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120093233 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding: A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the relative timing of nearby video pictures to be encoded in a very efficient manner. In one embodiment, the display time difference between a current... Agent:

20120093236 - Deblocking filter: The invention is related to decoding of block wise coded video pictures. The determination of using de-blocking filtering between coded blocks is based on alternative characteristics compared to the characteristics used in H.264/AVC.... Agent: Cisco Technology Inc.

20120093235 - Digital broadcasting system and data processing method: A method for transmitting a broadcast signal is presented. The method includes. Building a Reed-Solomon (RS) frame corresponding to an ensemble of a service of mobile data, the RS frame being a 2-dimensional data frame through which the mobile data belonging to the ensemble are Reed Solomon-cyclic redundancy check (RS-CRC)... Agent: Lg Electronics Inc.

20120093234 - Video encoding and decoding using parallel processors: A method is disclosed for the decoding and encoding of a block-based video bit-stream such as MPEG2, H.264-AVC, VC1, or VP6 using a system containing one or more high speed sequential processors, a homogenous array of software configurable general purpose parallel processors, and a high speed memory system to transfer... Agent: Elemental Technologies, Inc.

20120093237 - Processing system with register arbitration and methods for use therewith: A processing system includes a memory module that includes a register space for storing a plurality of register data in a plurality of registers and secure access data corresponding to the register space. A register arbitration module operates to receive a request to access one of the registers from a... Agent: Vixs Systems, Inc.

20120093239 - System and method for encoding video with luminance intensity variations: A video encoder is provided for use with first still image data, second still image data and third still image data. The video encoder includes a determining portion and a frame generating portion. The determining portion can output a determining signal based on the second still image data and the... Agent:

20120093238 - System, device and method for transrating file based assets: A video transrater, and a transrater system and method. The transrater, system and method may select an optimal bit rate from among a plurality of available bit rates in order to obtain a particular video quality and/or format.... Agent: Comcast Cable Communications LLC

20120093241 - Dsl alien noise reduction: Alien noise is removed from one or more receptor DSL lines after self-FEXT has been eliminated or reduced. Information about the alien noise in the form of slicer errors can be obtained from one or more donor DSL lines that may or may not be in the same domain (e.g.,... Agent: Ikanos Communications, Inc.

20120093240 - Interference detection in a powerline communication network: A powerline communication (PLC) network can be subject to noise/interference resulting in loss of throughput and data corruption for PLC devices connected to the PLC network. A powerline interference analyzer can be implemented in the PLC network for detecting sources of the noise. The powerline interference analyzer can determine powerline... Agent: Atheros Communications, Inc.

20120093244 - Apparatus and methods for compensating for signal imbalance in a receiver: Apparatus, methods and systems for compensating for an I/Q imbalance may include compensating for an imbalance between a first component of a data signal and a second component of the data signal. The data signal may be modulated by a carrier signal having a frequency error. The first component may... Agent: Broadcom Corporation

20120093243 - Communication device, communication system and communication method: A communication device includes: a reception unit that receives a beacon signal including an identification number of a slave unit from a master unit; a first assignment unit that performs an assignment of a first communication interval for receiving a signal from the master unit based on the number of... Agent: Fujitsu Limited

20120093242 - Field device with self description: A field device having a self-description is provided. The field device includes loop communication circuitry configured to communicate process information using a process standard communication protocol. A controller is coupled to the loop communication circuitry to communicate with one or more process devices using the loop communication circuitry. The controller... Agent: Rosemount Inc.

20120093245 - System, methods and apparatus for waking an autonomous active implantable medical device communicating by pulses transmitted through the interstitial tissues of the body: An autonomous active medical implantable device, with a power supply and a wake-up circuit that responds to receipt of specific pulses transmitted through the interstitial tissues of the body transmitter device (40) generates trains of modulated pulses applied to electrodes (22, 24), and a receiver (50) processes (e.g., filter, amplify... Agent: Sorin Crm Sas

20120093246 - Channel estimation method: A channel estimating method is provided for a signal transmitted in an orthogonal frequency division multiplexing (OFDM) system, wherein an OFDM symbol of the signal has at least one null subcarrier set in its defined bandwidth. The method includes: obtaining at least one initial channel estimate over at least one... Agent: Sequans Communications

20120093247 - Radio transmission apparatus and radio transmission method: A radio transmission device capable of improving channel estimation precision for each frequency. In this device, an FFT unit (103) subjects a data signal to a Fourier transformation. A signal substitution unit (108) substitutes the frequency component of a portion of a plurality of frequency components composing the Fourier-transformed data... Agent: Panasonic Corporation

20120093248 - Apparatus and method for transmitting data using a plurality of carriers: A data transmitting and receiving method of transmitting supplementary data in an OFDM communication system is disclosed. The method of transmitting and receiving the OFDM signal includes: mapping an input bit stream into at least one transfer symbol; changing at least one of amplitudes and phases of the transfer symbols... Agent:

20120093249 - Apparatus and method for trellis-based detection in a communication system: An apparatus for trellis-based detection in a communication system including a processor and memory having computer program code configured to construct a trellis representing a transmitted signal formed from a plurality of symbols, each having a constellation size, transmitted by a number of transmit antennas, and form a log likelihood... Agent:

20120093250 - Method and apparatus for data transmission based on distributed discrete power control in cooperative multi-user multi-input multi-output system: Disclosed are a method and apparatus capable of enhancing a closed loop multi-input multi-output (MIMO) capacity through distributed discrete power control in the case of cooperatively transmitting information to multiple users through a downlink.... Agent: Lg Electronics Inc.

20120093251 - Radio communication system, transmission apparatus, and reception apparatus: To provide a radio communication system, a transmission apparatus, a central control unit, and a reception apparatus, which can enhance transmission performances without giving more interference than necessary. The radio communication system in which a plurality of transmission apparatuses 100 and 200 performs communication with a reception apparatus 300 in... Agent: Sharp Kabushiki Kaisha

20120093252 - Symbol synchronization for communication: A communication system and method is disclosed that performs symbol boundary synchronization by generating a symbol alignment estimate from a partial signal correlation; and then refining the symbol alignment estimate via a carrier phase calculation. To generate the symbol alignment estimate, two methods are disclosed. After an estimate is determined,... Agent: Metanoia Technologies, Inc.

20120093253 - Power allocation method for wireless communication system, apparatus for same, and transceiver device using this form of signal transmission: Disclosed is a wireless communication system and a power allocation in the wireless communication system.... Agent: Pantech Co., Ltd.

20120093257 - Apparatus for generating a set of radio parameters, a transmitter and a receiver: A transmitter includes: a data modulation and channel coding unit configured to perform data modulation and channel coding for a data channel with a modulation level and a channel coding rate updated for each transmission time interval; a multiplexing unit configured to multiplex a control channel and the data channel... Agent: Ntt Docomo, Inc.

20120093255 - Data transmitter and method for forming symbol thereof: Provided is a data transmission device and a symbol generation method of the same. A data processing unit of a data transmission device according to an embodiment of the present invention accesses a memory device for reading another data block while symbols for one data block are generated.... Agent: Electronics And Telecommunications Research Institute

20120093258 - Method for compensating for frequency attenuation using adaptive cyclic delay diversity, and transmitting apparatus and method and receiving apparatus and method using same: Disclosed is a method for compensating for frequency attenuation using adaptive cyclic delay diversity, and a transmitting apparatus and method and a receiving apparatus and method using the same. In the method, a receiving side feeds back information on an antenna to be delayed and an adaptive CDD delay value... Agent: Pantech Co., Ltd.

20120093256 - Transmit diversity scheme: The present invention relates to methods for implementing transmit diversity in a telecommunication network. In particular there is provided an algorithm for performing transmit diversity encoding in a transmitter (100) and transmit diversity decoding in a receiver (1700) respectively. In the method processed pairs of data blocks (314.1A, 314.1B) are... Agent: Nec Corporation

20120093254 - Transmitter module for unidirectional communications and a method using the aforementioned: A transmitter module for unidirectional communication with a receiver module and a method using the aforementioned. The transmitter module includes a carrier detection portion, a source processing portion coupled to the carrier detection portion and a source transmission portion coupled to the source processing portion. The source processing portion can... Agent: Creative Technology Ltd

20120093259 - Method and apparatus for transmitting content, method and apparatus for receiving content, and content service system: A method and an apparatus for transmitting contents, a method and an apparatus for receiving contents, and a content service system are provided. The method for transmitting contents includes converting first contents including distortion part contents in which at least an area of a specific part of source contents is... Agent: Electronics And Telecommunications Research Institute

20120093260 - Method and device for transmitting signal: Embodiments of the present invention disclose a method and a device for transmitting a signal, and relate to the field of communications. The technical solutions provided by the embodiments of the present invention are: the method for transmitting a signal, including: determining a peak clipping threshold of a signal according... Agent:

20120093261 - Method and apparatus of transmitting downlink control signal in wireless communication system: Disclosed herein are a method and an apparatus for transmitting a downlink control signal in a wireless communication system. The apparatus for transmitting a downlink control signal includes: a preamble symbol generator generating preamble orthogonal frequency division multiplexing (OFDM) symbols based on a first pilot pattern among pilot patterns for... Agent: Electronics And Telecommunications Research Institute

20120093262 - Method and apparatus of modulating signal in broadcasting and communication system: Modulating method and apparatus in a broadcasting and communication system are provided. The modulating apparatus includes: a first quadrature phase shift keying (QPSK) modulating unit QPSK-modulating first data including in-phase (I) data and quadrature (Q) data to generate a first signal; a phase rotating unit rotating a phase of the... Agent: Electronics And Telecommunications Research Institute

20120093265 - Decoding of forward error correction codes in the presence of phase noise: A communication receiver includes a front end, which is arranged to receive a Radio Frequency (RF) signal, which includes modulated symbols carrying data that have been encoded by a block Forward Error Correction (FEC) code. The front end converts the RF signal to a sequence of soft received symbols, wherein... Agent: Provigent Ltd.

20120093263 - Method and apparatus for interference suppression using a reduced-complexity joint detection: A method of detecting a desired signal within a composite signal provides for suppression of interfering signal(s). The method, implemented in a wireless communication apparatus, for example, includes receiving the composite signal and obtaining sample values therefrom. At least some of the sample values include desired and interfering signal components.... Agent:

20120093264 - Tone signal circuit and wireless receiver: In a tone signal circuit and a wireless receiver of the present invention, a digital signal in a frequency band including at least a tone signal component is input into a Goertzel filter. Further, an envelope of an output from the Goertzel filter is detected, and a derivative value of... Agent: Icom Incorporated

20120093266 - Apparatus and method for trellis-based detection in a communication system: An apparatus for trellis-based detection in a communication system including a processor and memory having computer program code configured to construct a trellis representing a transmitted signal formed from a plurality of symbols, each having a constellation size, transmitted by a number of transmit antennas, and form a log likelihood... Agent:

20120093267 - Method for unifying secondary synchronization signal detection and frame timing synchronization: A method for joint secondary synchronization signal detection and frame timing synchronization includes: (1) generating local secondary synchronization sequences SSC1—n and SSC2—n according to a sector number of a cell group; (2) converting a received time domain signal to a frequency domain signal to obtain secondary synchronization signals S1 and... Agent: Zte Corporation

20120093268 - Communications device with adaptive clock frequency: The clock frequency is varied to make sure it remains within a tolerance range, so that the device can continue to receive messages correctly. An error rate of received messages is determined, and in response to the error rate exceeding a threshold, a setting of the resistor arrangement and/or the... Agent: Nxp B.v.

20120093269 - Apparatus and method for two-stage linear/nonlinear interference cancellation: An apparatus and method for a two-stage linear/nonlinear interference cancellation comprising processing a receive signal to produce a first descrambled signal; and processing the first descrambled signal to produce a detected signal. In one aspect, a first interference canceller module is used for processing the received signal and a second... Agent: Qualcomm Incorporated

20120093271 - Channel estimation apparatus, channel estimation method and program: A channel estimation device comprises: a channel variation detection unit that determines whether variation width of a received signal level is not less than preset threshold width and whether variation period of received signal is not greater than preset threshold period; and a channel estimation unit that, if the channel... Agent:

20120093270 - Multi-carrier receiver with dynamic power adjustment and method for dynamically adjusting the power consumption of a multi-carrier receiver: A method for dynamically adjusting the power consumption of a multi-carrier receiver and a multi-carrier receiver with dynamically power adjustment. The method includes receiving a multi-carrier signal, wherein the multi-carrier signal comprises a plurality of sub-carriers. Channel characteristics of each sub-carrier are estimated according to the demodulated multi-carrier signal. ICI... Agent: Mediatek Inc.

20120093272 - Receiving device, receiving method, and program: A receiving device includes a channel estimating section that performs a correlating process for a received reference signal in which a single carrier signal was transformed into a frequency domain signal and a pre-stored reference signal so as to obtain estimated channel values; a compensation coefficient computing section that computes... Agent:

20120093273 - Glitch-free oversampling clock and data recovery: A clock and data recovery (CDR) circuit includes an edge detector, an edge selector, and a phase selector. The edge detector is arranged to detect edges of serial input data and to provide an edge detection result. The serial input data is oversampled utilizing multiple clock phases. The edge selector... Agent: Taiwan Semiconductor Manufacturing Company, Ltd.

20120087393 - Reference symbol structure for dft spread ofdm system: Provided is a data transmission apparatus to transmit a reference orthogonal frequency division multiplexing (OFDM) symbol generated by frequency division multiplexing a reference symbol and a data symbol, and a data reception apparatus to estimate a channel using the reference OFDM symbol. Since the reference symbol and the data symbol... Agent: Electronics And Telecommunications Research Institute

20120087392 - Transmission apparatus: The degree of multiplexing of a code division multiplexed signal transmitted by subcarriers is selected on a subcarrier-by-subcarrier basis. As a result, inter-code interference on the propagation path and degradation on the propagation path are lower for a code division multiplexed signal allocated to subcarriers with a low degree of... Agent: Panasonic Corporation

20120087394 - Methods and systems for ofdm using code division multiplexing: In some embodiments of the invention, OFDM symbols are transmitted as a plurality of clusters. A cluster includes a plurality of OFDM sub-carriers in frequency, over a plurality of OFDM symbol durations in time. Each cluster includes data as well as pilot information as a reference signal for channel estimation.... Agent: Nortel Networks Limited

20120087395 - Code block selection combining in multi point reception up-link data transfer: It is described a method for transferring data from a user equipment (240) to a serving base station (230). The method comprises includes (a) receiving a coded data signal representing the data from the user equipment by the serving base station and by at least one neighboring base station (240),... Agent:

20120087397 - Communication apparatus, communication method, and transmitting device: In MIMO communication, a communication device is provided that transmits a transfer rate request signal while reducing it and reducing the interference and power consumption when the transfer rate request signal is transmitted substantially without lowering the transmission efficiency. A modulation encoding unit encodes and modulates transmission data transmitted to... Agent: Panasonic Corporation

20120087396 - Method and apparatus in wireless communication systems: An apparatus and a method therein include selecting a size of a soft buffer memory partition per component carrier in a Carrier Aggregation scenario. The method supports multiple carriers to select a size of a soft buffer memory partition, the partition associated with receiving data on at least one component... Agent: Motorola Mobility, Inc.

20120087400 - Method for receiving data in multi input multi output: Disclosed is a method for receiving data in a Multi Input Multi Output (MIMO) system, the method comprising: decoding data transmitted from a transmitter by using one beam-forming vector included in a codebook that beam-forming vectors are formed in a hierarchical structure according to at least one of change directions... Agent: Lg Electronics Inc.

20120087399 - Systems and methods that provide frequency domain supplemental training of the time domain equalizer for dmt: Using a known or later developed time domain equalizer coefficient training algorithm, a least square solution for the time domain equalizer coefficients is taken at a starting point and iteratively improved on. In particular, the improvement is directed towards maximizing number of bits per frame loaded over the time domain... Agent: Aware, Inc.

20120087398 - Techniques to enhance diversity for a wireless system: A system, apparatus, method and article to manage diversity for a wireless multicarrier communication system are described. An apparatus may include a diversity agent to couple to a transmitter, the diversity agent to convert a determined number of input bits into symbols, interleave the symbols across multiple spatial streams, and... Agent:

20120087401 - Method and apparatus of using cdd like schemes with ue-rs based open loop beamforming: A method and apparatus of wireless communication are disclosed. The wireless communication performs pilot signal transmissions using a first precoding matrix for user equipment specific pilot signals, the pilot signal transmissions having a first transmission rank. The wireless communication also performs data transmissions using a second precoding matrix for data... Agent: Qualcomm Incorporated

20120087403 - Communication apparatus for continuous phase modulation signal: A communication apparatus for a continuous phase modulation signal. The communication apparatus includes a first processing unit configured to generate first information of the continuous phase modulation signal using first symbol data; a symbol converting unit configured to convert the first symbol data into second symbol data or convert the... Agent: Electronics And Telecommunications Research Institute

20120087402 - In-system method for measurement of clock recovery and oscillator drift: Various embodiments relate to an in-system measurement of clock signals in a communications circuit. A circuit may include a central processing unit and at least one phase error counter (PEC) that uses a measurement clock to determine the accuracy of a target signal. In some embodiments, the PEC may include... Agent: Alcatel-lucent Canada Inc.

20120087404 - Calibrating received signal measurements in a communication device: Received signal measurements are calibrated in a communication device by measuring a received signal level for each of one or more subcarriers of a transmitted signal received from another communication device, converting the measured received signal level for each of the one or more subcarriers into a corresponding measured power... Agent: Lantiq Deutschland Gmbh

20120087406 - Device and method for receiving downlink signal in wireless communication system: A device and method is provided for iterative inter-cell interference cancellation and channel equalization in the mobile communication system. A downlink receiver of a mobile communication system according to the present invention includes a channel estimator for estimating channel impulse response of a selected cell from channel signals of respective... Agent: Samsung Electronics Co., Ltd.

20120087405 - Trace canceller with equalizer adjusted for trace length driving variable-gain amplifier with automatic gain control loop: Distortions of both amplitude and phase along a transmission line are compensated for by a trace canceller inserted between a transmitter and a receiver. The trace canceller has an equalizer that compensates for a trace length between the transmitter and the trace canceller. A variable gain amplifier between the equalizer... Agent: Pericom Semiconductor Corp.

20120087408 - Method and system for improving compressed image chroma information: Methods, systems, and computer programs for improving compressed image chroma information. In one aspect of the invention, a resolution for a red color component of a color video image is used that is higher than the resolution for a blue color component of the color video image. Another aspect includes... Agent: Dolby Laboratories Licensing Corporation

20120087409 - Method and system for improving compressed image chroma information: Methods, systems, and computer programs for improving compressed image chroma information. In one aspect of the invention, a resolution for a red color component of a color video image is used that is higher than the resolution for a blue color component of the color video image. Another aspect includes... Agent: Dolby Laboratories Licensing Corporation

20120087410 - Method and system for generating a transform size syntax element for video decoding: In a video processing system, a method and system for generating a transform size syntax element for video decoding are provided. For high profile mode video decoding operations, the transform sizes may be selected based on the prediction macroblock type and the contents of the macroblock. A set of rules... Agent: Broadcom Corporation

20120087411 - Internal bit depth increase in deblocking filters and ordered dither: A dither processing system processes pixel data having an integer component and a fractional component. The system may parse picture data into a plurality of blocks having a size corresponding to a dither matrix. Fractional components of each pixel may be compared to a corresponding dither value from the dither... Agent: Apple Inc.

20120087412 - Method for determining boundary strength: A method for determining the boundary strengths of edges in a block-based digitally encoded image is disclosed. The method includes setting the boundary strength of two adjacent blocks in an Inter macroblock to a first strength value if any one of the two adjacent blocks contains non-zero prediction residual in... Agent: Via Technologies, Inc.

20120087413 - Video decoding device, video decoding method, video decoding program, and video decoding integrated circuit: With use of a simplified program or calculating device for motion compensation, a video decoding device decodes video data compressed by motion detection operations on macroblock units, as in the MPEG-4AVC standard. The video decoding device splits compressed data blocks of the prescribed size, 16×16 pixels for instance, to generate... Agent: Panasonic Corporation

20120087407 - Apparatus and method for applying unequal error protection during wireless video transmission: A method for wireless transmission of video including component data bytes representing components of a video block includes applying transmission bit coding adapted to provide relatively greater error protection to wireless transmission bits of a wireless transmission frame corresponding to bits of the component data byte which are more visually... Agent:

20120087414 - Apparatus and method for processing video data: An apparatus and method for processing video data is disclosed. In an embodiment, the video data processing apparatus comprises a decoding unit configured to decode a frame image, divided into a number of slices and then encoded, on a slice basis and to deblock-filter a number of the decoded slices... Agent: Core Logic Inc.

20120087417 - Apparatus and method for multimedia service: An apparatus and method are provided for securing service quality in multimedia services. The method includes arranging media data samples in each data frame (moof) included a data field of a media data box (mdat), according to a specific rule, and recording control information based on the specific rule in... Agent: Samsung Electronics Co., Ltd.

20120087415 - Context-based adaptations of video decoder: A receive device receives video data in the form of an encoded video bit stream. A video decoder of the receive device identifies a portion of the video data corresponding to a first scene and determines a complexity for this first scene and also determines a quality of service for... Agent: Qualcomm Incorporated

20120087416 - Method and system for switching elementary streams on a decoder with zero delay: Presented herein are system(s), method(s), and apparatus for rapid switching between streams of data. In one embodiment, there is described a circuit for providing media. The circuit comprises a multiplexed stream processor, a queue, and a decoder. The multiplexed stream processor receives a multiplexed stream and filtering at least one... Agent:

20120087419 - Channel estimation methods and systems based on power measurement at receivers: Methods and systems that enable the determination of accurate channel estimates by measuring only power values of pilot signal transmissions at a receiver are described. Various measurement procedures that are based on average power measurements or short term, per-symbol measurements can be employed. Furthermore, procedures utilizing adaptive pilots generated with... Agent: Nec Laboratories America, Inc.

20120087418 - Communication device and method of determining a ranging value in the communication device: A communication device and a method of determining a ranging value in the communication device are provided. The communication device, includes: a transmitter path, including: a transmitter clock generating circuit configured to generate a transmitter clock signal; a receiver path, including: a clock recovery circuit configured to recover a receiver... Agent: Agency For Science, Technology And Research

20120087420 - Data interface apparatus having adaptive delay control function: Disclosed herein is a data interface apparatus having an adaptive delay control function, which includes a transmitter generating and transmitting data and strobe signals through an intermediate signal path; and a receiver restoring data by receiving the signals, detecting a time difference of a low-level signal and a high-level signal... Agent: Samsung Electro-mechanics Co., Ltd.

20120087421 - Detecting the passing between a transmitter and a detector: Method and a system for detecting the passing between a transmitter module and a detecting module is described. The method may comprise: detecting a plurality of signals transmitted by said transmitter module; determining phase information associated with at least a part of said plurality of detected signals; and, determining said... Agent: Mylaps B.v.

20120087422 - Method for generating codebook, method and apparatus for data transmission: A method for generating a codebook and a method and an apparatus for data transmission are provided. The method includes: receiving a label of a codeword sent by a User Equipment (UE); selecting the codeword identified by the label from the codebook for eight-antenna; and coding data to be sent... Agent: Huawei Technologies Co., Ltd.

20120087423 - Multi-cell cooperative communication system and terminal device: Disclosed is a data transmission system that transmits data by using relay. The relay may select a transmission terminal from among a plurality of terminals accessing a base station. The base station may transmit base station data to the relay during a first time slot, the transmission terminal may transmit... Agent: Electronics And Telecommunications Research Institute

20120087425 - Codebook subsampling for pucch feedback: A method in a mobile communication terminal includes holding a definition of a sub-sampled codebook identifying precoding matrices to be used for providing precoding feedback by the terminal The precoding matrices in the sub-sampled codebook are selected from a master codebook that is made-up of a long-term sub-codebook and a... Agent:

20120087426 - Compressed feedback format for wlan: In a method for transmitting channel feedback data from a receiver to a transmitter, channel data for a plurality of orthogonal frequency division multiplexing (OFDM) tones for one or more spatial streams corresponding to a communication channel is determined. A plurality of angle values associated with the one or more... Agent:

20120087428 - Integrated circuit with channel estimation module and method therefor: An integrated circuit comprises channel estimation module for generating at least one channel estimation signal based on at least one of a plurality of pilot signals within concurrent resource elements. The channel estimation module comprising extension module arranged to receive a demodulation reference signal comprises the plurality of pilot signals... Agent: Freescale Semiconductor, Inc.

20120087429 - Method, codebook and base station for precoding: A method, a codebook, and a Base Station (BS) for precoding are provided. The precoding method includes: obtaining a total uplink power of a User Equipment (UE); if the total uplink power is greater than ¾ of a rated total transmit power of antennas, selecting a codeword from a first... Agent: Huawei Technologies Co., Ltd.

20120087427 - Reference signal transmitting method and device in a multi-antenna system: Provided are a reference signal transmitting method and device in a multi-antenna system. A terminal generates a plurality of reference signal sequences to which different cyclic shift values are allocated, respectively, generates an orthogonal frequency division multiplexing (OFDM) symbol to which the plurality of reference signal sequences are mapped, and... Agent: Lg Electronics Inc.

20120087424 - Uplink precoding for retransmission without explicit precoding instruction: A method in a wireless communication device includes receiving precoding matrix information including first and second precoding submatrices, transmitting a first transport block from a first set of at least two antennas according to the first precoding submatrix and a second transport block from a second set of at least... Agent: Motorola Mobility, Inc.

20120087431 - Antenna diversity apparatus and antenna diversity method: The present invention provides an antenna diversity apparatus and an antenna diversity method. The antenna diversity apparatus comprises: a plurality groups of antennas, a switching unit, a demodulating unit, an antenna switch selecting unit, and a control unit, wherein each group of the plurality groups of antennas comprises at least... Agent:

20120087433 - Communications apparatus and communications system using multicarrier transmission mode: A communications apparatus accommodated in a communications system for exchange of information between a communications apparatuses by a multicarrier transmission mode using a plurality of subcarriers. The communications apparatus includes a dedicated transmission data generator for each communications apparatus, configured to generate frequency band information indicating which frequency band is... Agent: Fujitsu Limited

20120087434 - Method and system for pre-equalization in a single weight spatial multiplexing mimo system: Certain aspects of the method may comprise receiving a plurality of spatially multiplexed communication signals from a plurality of transmit antennas at a base station. A plurality of vectors of baseband combined channel estimates may be generated based on phase rotation of the received plurality of spatially multiplexed communication signals.... Agent:

20120087430 - Systems and methods to exploit areas of coherence in wireless systems: Non-linear or linear precoding is used to create separate areas of coherence to different users. Limited feedback techniques may also be employed to send channel state information (CSI) from the plurality of users to the MU-MAS. In some embodiments, a codebook is built based on basis functions that span the... Agent:

20120087432 - Wireless reception device, wireless reception method, and wireless communication system: A wireless reception device includes a determination section to determine, based on reception power of each of subcarriers of a multicarrier signal and a transfer function of each of the subcarriers, a value relating to an interference component between subcarriers, the interference component being from another subcarrier for each of... Agent: Fujitsu Limited

20120087435 - Enhanced channel feedback for multi-user mimo: A method includes receiving in a mobile communication terminal over a communication channel a Multiple-Input Multiple-Output (MIMO) signal that includes at least a transmission addressed to the terminal. A Multi-User Signal to Noise Ratio (MU-SNR) is estimated in the terminal based on the received signal. The MU-SNR is indicative of... Agent:

20120087438 - Integrated circuit for radio transmission: A radio transmitting device and method enables reduction of an increase of CGI memories for the control channel and an improvement of the throughput of the data channel. When multiplex transmission through the control channel and the data channel is carried out and when adaptive modulation is applied to both... Agent: Panasonic Corporation

20120087437 - Message rearrangement for improved code performance: A system and method for permuting known and unknown message bits before encoding to provide a beneficial rearrangement of bits. Such a method can improve distance properties in the resulting subcode. In various embodiments, the structure of a beneficial rearrangement is dependent on the parameters of how known and unknown... Agent: Research In Motion Limited

20120087440 - Method and apparatus for data transmission based on coordinated multiple point transmission: The present invention provides a method and an apparatus for transmitting data based on coordinated multiple point transmission and reception. The method includes: a transmitting point pre-configuring at least two coordinated multiple point transmission and reception policies; and the transmitting point determining a channel quality value of every cell according... Agent: Zte Corporation

20120087439 - Modulation method and apparatus: Embodiments of the present invention disclose a modulation method and apparatus. The modulation method includes: processing at least two data blocks, and outputting at least two single-carrier Orthogonal Frequency Division Multiplex (OFDM) signals, where the at least two data blocks include a first data block and a second data block,... Agent: Huawei Technologies Co., Ltd.

20120087436 - Tone reordering in a wireless communication system: In a method for generating an orthogonal frequency division multiplexing (OFDM) symbol to be included in a PHY data unit for transmission via a communication channel, wherein the OFDM symbol includes a plurality of OFDM tones, information bits to be included in the OFDM symbol are encoded to generate encoded... Agent:

20120087441 - Method and apparatus for optimizing transmitter power efficiency: A peak to average power ratio signal is generated from a first mapping function that selects the peak to average power ratio signal that corresponds to the data rate or data format of the signal to be transmitted. The selected peak to average power ratio signal is summed with a... Agent: Research In Motion Limited

20120087442 - Design aspects to support lte-a downlink hi-order mimo: A method of operation of a MIMO transmitter, in a cellular network supporting both legacy standard-compliant mobile terminals and next generation standard-compliant mobile terminals, the method comprising defining a matrix of resource blocks within an information channel of the cellular network, wherein each resource block corresponds to a region of... Agent:

20120087443 - Event handling in a radio circuit: A radio circuit comprises an interface unit for communicating data and commands over a communication link between a digital baseband circuit and the radio circuit. Furthermore, the radio circuit comprises an event-scheduling unit, a local time-reference unit, a synchronization unit, and an execution-control unit. The event-scheduling unit is arranged to... Agent:

20120087444 - Secure information transfer based on global position: Secure communication of information is effected from a first party to a second party when the first party knows its own global location and the global location of the second party, and employs what essentially is an undiscoverable code signal that is broadcast to, and received by, both the first... Agent:

20120087445 - Control modules: A circuit is provided comprising detector circuitry, calculating circuitry, and determining circuitry. The detector circuitry is figured to generate an I data signal magnitude value of a sampled I data signal and a Q data signal magnitude value of a sampled Q data signal. The calculating circuitry is configured to... Agent: Parker Vision, Inc.

20120087446 - Systems and methods for sparse error removal in communications systems: A method for robust demodulation of the communications system in presence of sparse severe impulse noise is presented. In this invention, the application of impulse noise removal in orthogonal frequency domain multiplexing systems is investigated. The impulse noise causes catastrophic accuracy degradation at the output of the fast Fourier transform... Agent: Leanics Corporation

20120087447 - Apparatus and method for estimating high speed frequency offset in wireless communication system: An apparatus and method estimate a high speed frequency offset in a wireless communication system. The apparatus includes a correlator, an accumulator, a phase calculator, and a frequency offset coupler. The correlator performs a first correlation and a second correlation based on a first reference signal and a second reference... Agent: Samsung Electronics Co., Ltd.

20120087448 - System and method for acquisition of signals: A system for processing a received signal having at least one code applied thereto, the received signal having a frequency, the system comprising: first correlator circuitry arranged to correlate the received signal with a first code to provide an output; second correlator circuitry arranged to correlate the received signal with... Agent: Stmicroelectronics (research & Development) Ltd.

20120087449 - Methods and apparatus for synchronization in multiple-channel communication systems: Methods and apparatus for processing multichannel signals in a multichannel receiver are described. In one implementation, a plurality of demodulator circuits may provide a plurality of outputs to a processing module, with the processing module then simultaneously estimating noise characteristics based on the plurality of outputs and generating a common... Agent:

20120087450 - Wireless communication node connections: The present invention relates to a wireless communication node (20A) adapted to via feeder ports be connected to antenna ports. It comprises signal handling and estimating means (21A) adapted to collect signals from a mobile station and to generate a plurality of channel estimates, connection combination information holding means (22A)... Agent: Telefonaktiebolaget L M Ericsson (publ)

20120087451 - Digital correction of analog polyphase filters: Embodiments of the present invention provide systems, devices and methods for modeling and correcting amplitude and quadrature phase errors generated within analog components of a receiver. A frequency-dependent correction method is employed that closely tracks the frequency dependent nature of the mismatch between the I and Q polyphase filter responses.... Agent:

20120087452 - Techniques for adjusting clock signals to compensate for noise: A first integrated circuit (IC) has an adjustable delay circuit and a first interface circuit. A first clock signal is provided to the adjustable delay circuit to produce a delayed clock signal provided to the first interface circuit. A second IC has a supply voltage sense circuit and a second... Agent: Rambus Inc.

20120087453 - Method for selecting clock source in synchronization digital hierarchy network: A method for selecting a clock source in Synchronization Digital Hierarchy (SDH) network and a clock module are provided in the present invention. The method includes: generating a clock information message based on the clock quality information in SDH network, and the clock module of every network node in said... Agent: Zte Corporation

20120082185 - Embedded meta-carrier with spread spectrum for periodic-burst carriers via overlaid carriers: A method for identifying the presence of an electronic transmission comprising detecting, by a detecting device, the presence of a burst of electromagnetic energy that results from the presence of an original carrier signal and transmitting, by a transmitting device, a spread spectrum meta-carrier signal within a portion of a... Agent: Comtech Ef Data Corp.

20120082186 - Ultra-wideband signal amplifier: Amplifier for an ultra-wideband (UWB) signal receiver having a signal input (15) for receiving an ultra-wideband signal which is sent by a transmitter (1) and which is transmitted in a sequence of transmission channels (K.sub.i) (which each have a particular frequency bandwidth) which has been agreed between the transmitter (1)... Agent: Lantiq Deutschland Gmbh

20120082187 - System and method for detecting packet synchronization: A method of providing frame synchronization for GPS signals can include performing coherent bit extraction on the GPS bits and then performing coherent frame boundary detection based on the bits of the coherent bit extraction. Concurrently, differential bit extraction on the GPS bits and differential frame boundary detection based on... Agent:

20120082188 - Multiple redundant gnss synchronization system: Methods and apparatus are provided for multiple redundant global navigation satellite system GNSS synchronization of a plurality of base stations via a system node that is in communication with the plurality of base stations. At the system node, time information is provided to and received from the plurality of base... Agent: Nortel Networks Limited

20120082189 - Method and system for single antenna receiver system for wcdma: A receiver receives chip-level data items via a plurality of individual distinct path signals in a signal cluster that is wirelessly received. Channel estimates and timing reference signals, and lock indications of valid components values in the channel estimates are generated utilizing the received chip-level data items. Rake receiver fingers... Agent:

20120082193 - Beamforming feedback options for mu-mimo: Beamforming may be used in MIMO communication systems to further enhance spectral efficiency. Beamforming refers to beamed transmissions to a single destination (e.g., a station) at a time, to enhance the rate and/or range of transmission. To perform beamforming from a source to one or more destinations, a channel and/or... Agent: Qualcomm Incorporated

20120082192 - Method and apparatus for transmitting pilot on multiple antennas: Method and apparatus for transmitting pilot on multiple antennas are disclosed. A wireless transmit/receive unit (WTRU) may transmit a primary dedicated physical control channel (DPCCH) and at least one secondary DPCCH via multiple antennas using different channelization codes. The first eight pilot symbols of the secondary DPCCH may be same... Agent: Interdigital Patent Holdings, Inc.

20120082194 - Milli-meter-wave-wireless-interconnect (m2w2 - interconnect) method for short-range communications with ultra-high data capability: A millimeter wave wireless (M2W2) interconnect is used for transmitting and receiving signals at millimeter-wave frequencies for short-range wireless communication with high data rate capability. The transmitter and receiver antennae may comprise an on-chip differential dipole antenna or a bond wire differential dipole antenna. The bond wire differential dipole antenna... Agent: The Regents Of The University Of California

20120082190 - Pmi feedback with codebook interpolation: Various embodiments of this disclosure may describe apparatuses, methods, and systems for interpolation of precoding matrixes to increase feedback accuracy of the channel state information (CSI) feedback in a wireless communication network. Other embodiments may also be disclosed or claimed.... Agent:

20120082191 - Transmission system, transmission device, and clock synchronization method: A transmission system which couples a plurality of transmission devices to a control device includes a first transmission device which is one of the plurality of transmission devices; a first calculation circuit which calculates a first difference value indicating a frequency difference value between a common clock supplied from the... Agent: Fujitsu Limited

20120082195 - Load estimation in interference whitening systems: A method for noise rise estimation in a wireless communication system comprises measuring (210) of received total wideband power a plurality of times and computing (212) of an estimate of a noise floor measure based on at least a number of the measured received total wideband powers. The method further... Agent: Telefonaktiebolaget Lm Ericsson (publ)

20120082196 - Powerline modem device: A broadband powerline communications device includes a plug for connection to mains electrical wiring, a broadband powerline medium interface circuit for communicating broadband data over the mains electrical wiring, at least one electrical socket for providing mains electrical power from the mains electrical wiring to a further device plugged thereto,... Agent: Broadcom Corporation

20120082199 - Antenna measurement system and method: The present invention relates to an antenna measurement system and a corresponding method for measuring parameters of the transfer function of an antenna transmission system comprising a transmit antenna, a receive antenna and a transmission channel between said transmit antenna and said receive antenna, and/or for measuring parameters of an... Agent: Sony Corporation

20120082197 - Method and apparatus for enhancing the accuracy of the estimated covariance matrix in wideband-cdma systems: A set of channelization codes to be monitored is divided into two groups. The first group includes those codes for which an associated symbol modulation and transmit-diversity scheme is known. In the second group are those codes that are characterized by an unknown symbol modulation or unknown transmit-diversity scheme. The... Agent:

20120082198 - Method and apparatus for obtaining channel state information required for beamforming: The present invention provides a method for obtaining channel state information required for beamforming, comprising: estimating current channel state information according to a received signal; predicting future channel state information which is expected to be used by a transmitter in the next beamforming based on the current channel state information... Agent: Nec (china) Co., Ltd.

20120082200 - Method and apparatus for medium access control in a wireless broadband system with multiple-input multiple-output or multiple-input single-output technology with multiuser capabilities: Method and apparatus for medium access control in a wireless broadband system with multiuser MIMO/MISO technology comprising the steps of a transmitter (Tx) broadcasting a polling message (1) to all the users (Rx1 . . . Rxi . . . RXN) associated to said transmitter (Tx); the users answering with... Agent: Fundacio Privada Centre Tecnologic De Telecomunicacions De Catalunya

20120082201 - Data detecting device, reproducing device, and data detecting method: A data detecting device includes a multi-input adaptive equalizer, a binarizing unit, and an equalization error calculating unit. The multi-input adaptive equalizer includes a plurality of adaptive equalizers and outputs a reproduction information signal from a target track and a reproduction information signal from a close track close to the... Agent: Sony Corporation

20120082202 - Methods and systems for combined cyclic delay diversity and precoding of radio signals: In a transmitter or transceiver, signals can be precoded by multiplying symbol vectors with various matrices. For example, symbol vectors can be multiplied with a first column subset of unitary matrix which spreads symbols in the symbol vectors across virtual transmit antennas, a second diagonal matrix which changes a phase... Agent: Telefonaktiebolaget Lm Ericsson (publ)

20120082203 - Selectable-tap equalizer: A signaling circuit having a selectable-tap equalizer. The signaling circuit includes a buffer, a select circuit and an equalizing circuit. The buffer is used to store a plurality of data values that correspond to data signals transmitted on a signaling path during a first time interval. The select circuit is... Agent: Rambus Inc.

20120082204 - Two-wire transmitter: There is provided a two-wire transmitter which is connected to an external circuit by two transmission lines and which outputs a certain current signal to the external circuit using the external circuit as a power source. The two-wire transmitter includes: a sensor configured to convert a physical quantity into a... Agent: Yokogawa Electric Corporation

20120082205 - Apparatus and method for generating compressive measurements of video using spatial and temporal integration: The present invention relates to an apparatus and method for generating compressive measurements of video using spatial-temporal integration. The apparatus includes a detector configured to detect luminance values of a temporal video structure over a period of time based on optical data. The temporal video structure has pixels with a... Agent: Alcatel-lucent Usa Inc.

20120082206 - Btsc encoder: The disclosed BTSC encoder includes a left high pass filter means; a matrix means for receiving the digital left and digital right filtered signals, and including means for summing the digital left and digital right filtered signals and thereby generating a digital sum signal, and including means for subtracting one... Agent: That Corporation

20120082210 - Coding prediction modes in video coding: A video encoder can maintain, by generating, storing, adjusting, altering, and/or updating, one or more variable length coding (VLC) tables that represent a mapping of prediction modes to codewords. One or more codewords representing a selected prediction mode can be communicated to the decoder for a CU of a frame.... Agent: Qualcomm Incorporated

20120082213 - Image encoding device, image decoding device, image encoding method, and image decoding method: An image encoding device include a predicting unit for adaptively determining the size of each motion prediction unit block according to color component signals, and for dividing each motion prediction unit block into motion vector allocation regions to search for a motion vector, and a variable length encoding unit for,... Agent: Mitsubishi Electric Corporation

20120082209 - Method and apparatus for dynamically adjusting video quality: A system, apparatus, method and article for dynamic adjustment of video quality are described. The apparatus may include a power status module to receive power status information for a communication device, and a video quality adjustment module to adjust at least one aspect of video data captured by the device... Agent:

20120082214 - Delay aware rate control in the context of hierarchical p picture coding: The present invention provides bit rate control techniques for a hybrid block based motion compensated predictive video encoder (e.g., H.264, as well as other video coding algorithms and standards). The techniques aim to reduce the picture-to-picture bit rate fluctuations within a prediction structure or over a short time interval that... Agent: Vidyo, Inc.

20120082215 - Simplified binary arithmetic coding engine: A method of entropy coding in a video encoder is provided that includes assigning a first bin to a first single-probability bin encoder based on a probability state of the first bin, wherein the first single-probability bin encoder performs binary arithmetic coding based on a first fixed probability state, assigning... Agent:

20120082216 - Coding and decoding utilizing picture boundary padding in flexible partitioning: There is a coding including-preparing coding units based on source pictures. The coding units are associated with largest coding tree units (LCTUs) which are polygons of source pictures. A tree format is utilized in processing the LCTUs into coding units. The preparing includes calculating an efficiency measure associated with a... Agent: General Instrument Corporation

20120082219 - Content adaptive deblocking during video encoding and decoding: Disclosed herein are exemplary embodiments of methods, apparatus, and systems for performing content-adaptive deblocking to improve the visual quality of video images compressed using block-based motion-predictive video coding. For instance, in certain embodiments of the disclosed technology, edge information is obtained using global orientation energy edge detection (“OEED”) techniques on... Agent: Microsoft Corporation

20120082223 - Indicating intra-prediction mode selection for video coding: For a block of video data, a video encoder can signal to a video decoder a selected intra-prediction mode using a codeword that is mapped to a modified intra-prediction mode index. The video decoder can receive the codeword, determine the modified intra-prediction mode index corresponding to the codeword, determine most... Agent: Qualcomm Incorporated

20120082224 - Intra smoothing filter for video coding: This disclosure relates to techniques for reducing the amount of additional data encoded with a block encoded using intra-predictive coding. Particularly, the techniques provide apparatus and methods of applying a smoothing filter to prediction samples used in intra-predictive coding. For example, in fixed mode-dependent intra-predictive coding, a video encoder may... Agent: Qualcomm Incorporated

20120082220 - Intra-mode prediction for a video transcoder: A video transcoder for converting an encoded input video bit-stream having one spatial resolution into an encoded output video bit-stream having a lower spatial resolution, wherein learned statistics of intra-mode transcoding are used to constrain the search of intra modes for the output video bit-stream. The statistics of intra-mode transcoding... Agent: Lsi Corporation

20120082218 - Methods and systems for entropy coder initialization: Aspects of the present invention are related to systems and methods for initialization of entropy encoders and decoders.... Agent:

20120082217 - Motion compensation using decoder-defined vector quantized interpolation filters: The present disclosure describes use of dynamically assignable interpolation filters as part of motion compensated prediction. An encoder and a decoder each may store common codebooks that define a variety of interpolation filters that may be applied to predicted video data. During runtime coding, an encoder calculates characteristics of an... Agent: Apple Inc.

20120082221 - Multiple predictor set for intra coding with intra mode prediction: An apparatus comprising a codec configured to predict an intra mode for a considered block based on a plurality of group numbers and a plurality of corresponding group indices for a plurality used modes of a plurality of adjacent blocks to the considered block, wherein a group number corresponding to... Agent: Futurewei Technologies, Inc.

20120082225 - Selective indication of transform sizes: During a video encoding process, a video encoder may transform the residual data of a coding unit (CU) using a single transform if the CU only has a single prediction unit (PU). If the CU has multiple PUs, the video encoder may transform the residual data using multiple transforms. The... Agent: Qualcomm Incorporated

20120082226 - Systems and methods for error resilient scheme for low latency h.264 video coding: A new approach is proposed that contemplates systems and methods to support error resilient coding of H.264 compatible video streams for low latency/delay multimedia communication applications by utilizing and integrating a plurality of error resilient H.264 encoding/decoding schemes in an efficient manner. These error resilient H.264 encoding/decoding schemes can be... Agent:

20120082222 - Video coding using intra-prediction: In general, techniques of this disclosure are related to determining a prediction characteristic associated with a coding unit of video data, wherein determining the prediction characteristic includes determining a prediction type that defines a number of prediction units associated with the coding unit. Techniques of this disclosure may also be... Agent: Qualcomm Incorporated

20120082227 - Method and apparatus for managing bit rate: A crawl motion vector is determined based on a speed and direction of the crawling text to be displayed in a text crawl area. A determination whether to re-encode macroblocks in the plurality of pictures is made. The macroblocks in the plurality of pictures that are to be re-encoded are... Agent: General Instrument Corporation

20120082228 - Nested entropy encoding: Methods and systems for improving coding efficiency of video.... Agent:

20120082229 - System for nested entropy encoding: Methods and systems for improving coding efficiency of video.... Agent:

20120082234 - Coding and decoding utilizing adaptive context model selection with zigzag scan: There is a coding. The coding may include preparing video compression data based on source pictures utilizing a processor. The preparing may include processing a generated transform unit, including generating a significance map having a significance map array with y-x locations corresponding to the transform array. The generating may include... Agent: General Instrument Corporation

20120082235 - Coding and decoding utilizing context model selection with adaptive scan pattern: There is a coding. The coding may include preparing video compression data based on source pictures. The preparing may include partitioning the source pictures into coding units and/or generating a transform unit having a transform array. The preparing may also include processing the generated transform unit. The processing may include... Agent: General Instrument Corporation

20120082232 - Entropy coding coefficients using a joint context model: This disclosure describes techniques for performing entropy encoding and decoding of video coefficients using a joint context model shared between transform units having different sizes. For example, the joint context model may be shared between transform units having a first size of 32×32 and transform units having a second size... Agent: Qualcomm Incorporated

20120082233 - Method and apparatus for diagonal scan and simplified context selection for parallel entropy coding of significance map of transform coefficients: A method and apparatus for encoding bit code utilizing context dependency simplification to reduce dependent scans. The method includes retrieving at least one 2 dimensional array of transform coefficient, transforming the at least one 2 dimensional array of the significance map of the transform coefficient to a 1 dimensional coefficient... Agent: Texas Instruments Incorporated

20120082230 - Variable length coding of video block coefficients: This disclosure describes techniques for coding transform coefficients for a block of video data. According to one aspect of this disclosure, a coder (e.g., an encoder or decoder) may map between a code number cn and a level_ID value and an run value based on a structured mapping. According to... Agent: Qualcomm Incorporated

20120082231 - Zero-out of high frequency coefficients and entropy coding retained coefficients using a joint context model: This disclosure describes techniques for performing entropy encoding and decoding of video coefficients using a joint context model shared between transform units having different sizes. For example, the joint context model may be shared between transform units having a first size of 32×32 and transform units having a second size... Agent: Qualcomm Incorporated

20120082211 - Low complexity large transform: Methods of encoding a video stream in a video encoder and decoding an encoded video stream in a video decoder using a low complexity large transform are provided. An encoding method includes receiving an n×n residual block in a transform component of the video encoder, and transforming the n×n residual... Agent:

20120082208 - Method and apparatus for arbitrary resolution video coding using compressive sampling measurements: The present invention relates to method and apparatus for arbitrary resolution video coding using compressive measurements. The method includes receiving at least one measurement of a set of measurements that was generated at an encoder. The set of measurements represents encoded video data. The method further includes determining a display... Agent: Alcatel-lucent Usa Inc.

20120082212 - Transform and quantization architecture for video coding and decoding: A method of encoding a video stream in a video encoder is provided that includes computing an offset into a transform matrix based on a transform block size, wherein a size of the transform matrix is larger than the transform block size, and wherein the transform matrix is one selected... Agent:

20120082207 - Video coding using compressive measurements: The present invention relates to an apparatus and method for video coding using compressive measurements. The method includes receiving video data including frames, and determining at least one temporal structure based on a series of consecutive frames in the video data. The temporal structure includes a sub-block of video data... Agent: Alcatel-lucent Usa Inc.

20120082237 - Automatic temporal layer bit allocation: Disclosed herein are techniques and computer readable media containing instructions arranged to determine a bit allocation for a temporal base layer and at least one temporal enhancement layer. The techniques are enhanced to yield improved reproduced quality for the case where both a temporal base layer and at least one... Agent:

20120082238 - Coding and decoding utilizing picture boundary variability in flexible partitioning: There is a coding including-preparing coding units based on source pictures. The coding units are associated with largest coding tree units (LCTUs) which are polygons of source pictures. A tree format is utilized in processing the LCTUs into coding units. The preparing includes calculating an efficiency measure associated with a... Agent: General Instrument Corporation

20120082240 - Decoding apparatus, decoding method, and editing apparatus: There is disclosed an apparatus including: a source for providing encoded data of image data or audio data, the encoded data including a plurality of pieces of element data being able to be decoded independently, each of the plurality of pieces of element data including at least one block; first... Agent: Thomson Licensing

20120082239 - Method of processing traffic information and digital broadcast system: A digital broadcast transmitting/receiving system and a method for processing data are disclosed. The method for processing data may enhance the receiving performance of the receiving system by performing additional coding and multiplexing processes on the traffic information data and transmitting the processed data. Thus, robustness is provided to the... Agent:

20120082236 - Optimized deblocking filters: An encoder executes an iterative search method for selecting deblocking parameters for coded video. According to the method, a decoded picture may be deblocked according to parameters associated with a multi-dimensional deblocking vector and an error, called the “deblocking error” may be estimated therefrom. If the estimated error exceeds a... Agent: Apple Inc.

20120082242 - Image coding method, image decoding method, and apparatuses therefor: The image coding method for improving the filtering quality and suppressing increase in the transmission bandwidth includes: selecting filter data elements of the first and second component filters from a filter memory (1330), and obtaining indexes stored in association with the selected filter data elements in the filter memory (1330)... Agent:

20120082241 - Method and apparatus of adaptive loop filtering: A method and apparatus for processing in-loop reconstructed video using an in-loop filter is disclosed. In the recent HEVC development, adaptive loop filtering (ALF) is being adopted to process in-loop reconstruction video data, where ALF can be selectively turned ON or OFF for each block in a frame or a... Agent: Mediatek Inc.

20120082243 - Method and apparatus for feature based video coding: In a video distribution system, a divider (105) to segment an input video stream (302) into partitions for each of a plurality of channels of the video stream is provided. A channel analyzer (306) is coupled to the divider wherein the channel analyzer decomposes the partitions. An encoder (106) is... Agent: General Instrument Corporation

20120082244 - Method and apparatus of region-based adaptive loop filtering: In a block-based motion compensated system, coding noises may arise due to lossy operations. Adaptive loop filter (ALF) is a technique used to improve the quality. A pixel adaptive (PA) ALF method was developed that uses the Sum-modified Laplacian Measure (SLM) to classify pixels and applies a respective ALF filter... Agent: Mediatek Inc.

20120082245 - Network baseband signal transmission apparatus using at least two coaxial cables: An apparatus uses at least two coaxial cables to transmit network baseband signals, particularly Ethernet baseband signals. The apparatus includes a first transmission device and a second transmission device. The first transmission device includes a first conversion module that is capable of transmitting and receiving Ethernet baseband signals. The second... Agent:

20120082248 - Method and apparatus for transmitting and receiving codebook subset restriction bitmap: A method for transmitting and receiving a codebook subset restriction bitmap is provided. The Codebook Subset Restriction (CSR) bitmap transmission method of an evolved Node B (eNB) in transmission mode 9 for communication with 8 antenna ports includes generating a CSR bitmap including bits corresponding to restricted precoding matrix indicators... Agent: Samsung Electronics Co. Ltd.

20120082249 - Signal extender system and signal extender thereof: A signal extender system including a first electronic apparatus, a second electronic apparatus, and a signal extender. The signal extender system includes a transmission module, a receiving module, and pairs of differential transmission lines. The receiving module includes a timing memory unit. The transmission module receives a digital image differential... Agent: Aten International Co., Ltd.

20120082246 - Signal transmitting device, signal receiving device, signal transceiver device and signal transmission method: Signal transmitting device, signal receiving device, signal transceiver device and signal transmission method use a conductive case as a transmission line to transmit/receive a modulated control signal or a sensing signal. The signal transmitting device, the signal receiving device and the signal transceiver device adopt a capacitive coupling unit as... Agent: What-trend Technology Corp. Ltd.

20120082247 - System and method for phase detection: A method may include performing a logical exclusive OR and a logical inverse exclusive or on an input reference signal and an output signal to generate an XOR signal and an XNOR signal, respectively. The method may also include generating a switch control signal indicative of whether a first phase... Agent:

20120082251 - System and method for representing a multi-tone signal: The present invention is related to a system (1) for determining a representation of a multi-tone signal (2) comprising a plurality of phase coherent tones, at least two of said phase coherent tones being modulated by a modulating signal, said system comprising an input (3) for applying the multi-tone signal... Agent: Nmdg Nv

20120082250 - Uplink power control method and apparatus in wireless communication system: An uplink power control method and apparatus in a wireless communication system are provided. The uplink power control method in a terminal of a wireless communication system includes mapping one or more codewords to one or more layers, and multiplying the codewords mapped to the layers by a layer power... Agent:

20120082255 - Location of wideband ofdm transmitters with limited receiver bandwidth: One embodiment takes the form of a system for locating wireless transmitters employing an Orthogonal Frequency Division Multiplexing (OFDM) digital modulation scheme, which comprises transmitting signal components over narrowband frequency channels spanning a wideband channel. The system includes a first receiving system configured to receive a fraction of the signal... Agent: Trueposition, Inc.

20120082252 - Method for estimating time-varying and frequency-selective channels: Time-varying and frequency-selective channels in an orthogonal frequency division multiplexing (OFDM) network are estimated by first storing, in a buffer at a receiver, a received signal corresponding to a set of pilot tones of a set of OFDM symbols, wherein the pilot tones are predetermined and inserted in frequency subcarriers... Agent:

20120082253 - Pilot structure for coherent modulation: A system and method for communicating in a power line communications (PLC) network using Orthogonal Frequency-Division Multiplexing (OFDM) symbols. Pilot tones are carried by the OFDM symbols according to a predetermined pattern. A receiving device identifies pilot tones on each frequency. A group of previously received pilot tones on a... Agent: Texas Instruments Incorporated

20120082256 - Tomlinson harashima precoding with additional receiver processing in a multi-user multiple-input multiple-output wireless transmission system: A method for processing user symbols with Tomlinson Harashima precoder (THP) in a base station, of a wireless system having K user terminals (UEs) which communicate with the base station via an uplink channel and corresponding downlink (DL) channel, comprises estimating a DL channel matrix Hk; determining receiver processing matrix... Agent: Hitachi, Ltd.

20120082254 - Wireless communication apparatus, mobile terminal and wireless communication method: Wireless communication with a communicating apparatus that is a limited band terminal capable of receiving only part of frequencies. A frequency channel allocating section allocates frequency channels, a terminal reception quality information processing section calculates an optimal modulation rate and required transmit power for each subcarrier, a subcarrier power control... Agent: Sharp Kabushiki Kaisha

20120082257 - Method and system for channel estimation in a single channel mimo system with multiple rf chains for wcdma/hsdpa: Aspects of a method and system for channel estimation in a MIMO communication system with multiple RF chains for WCDMA/HSDPA may comprise receiving a plurality of communication signals from a plurality of transmit antennas. A plurality of vectors of baseband combined channel estimates may be generated based on phase rotation... Agent:

20120082258 - Channel estimation utilizing control signals transmitted by an activating line during initialization: An access node of a communication system is configured to control crosstalk between an activating channel associated with a first network terminal of a communication system and active channels associated with respective other network terminals of the system. The access node detects a control signal sent by the first network... Agent:

20120082259 - Precoding selection for retransmission in uplink mimo hybrid arq: A method includes obtaining a precoder for retransmission of one codeword responsive to a known precoding matrix of a certain rank and modulation and coding scheme assignments used in an original transmission, and a desired retransmission rank', forming an approximate channel covariance matrix; stimating an a minimum mean square error... Agent: Nec Laboratories America, Inc.

20120082260 - Digital broadcasting system and method of processing data: A digital broadcasting system and a data processing method are disclosed. Herein, additional encoding is performed on mobile service data, which are then transmitted, thereby providing robustness in the processed mobile service data, so that the mobile service data can respond more strongly against fast and frequent channel changes. The... Agent:

20120082261 - Transmission apparatus and transmission method: A transmitter transmits data to a communicating opponent with a better channel condition with use of one or more frequency blocks including one or more carrier frequencies. The transmitter includes a communicating opponent selection unit evaluating the channel condition for each frequency block for each of plural communicating opponents and... Agent: Ntt Docomo, Inc.

20120082262 - Adaptive clipping of symbols based on signal quality: Techniques are provided for crest factor reduction of a symbol to be transmitted by a communication device. The symbol may be an orthogonal frequency division multiplexed (OFDM) formatted symbol. In a communication device, samples of the symbol are clipped with a clipping level. A signal quality of the symbol is... Agent: Cisco Technology, Inc.

20120082263 - Orthogonal resource selection transmit diversity: Methods are disclosed for transmitting a plurality of information bits using resource selection on multiple antennas. In one or more embodiments, the methods include: selecting a first and a second orthogonal resource from an allocation of more than two orthogonal resources according to the state of the plurality of information... Agent: Research In Motion Limited

20120082264 - Systems and methods for providing signals of multiple active wireless transmitters: Systems and methods for combining signals from multiple active wireless transmitters are discussed herein. An exemplary system comprises a radio enclosure, a first transmitting RFU, a second transmitting RFU, and a combiner. The first transmitting RFU may be configured to receive a signal, upconvert the signal, compare a phase of... Agent:

20120082265 - Amplitude control circuit, polar modulation transmission circuit, and polar modulation method: A reference voltage adjustment unit (212) calculates gain from a DA converter (121) to an offset calculating unit (123) by detecting the output of the offset calculating unit (123), adjusts the reference voltage (V3) from a reference voltage generation unit (211) so that the value becomes a predetermined value, and... Agent: Panasonic Corporation

20120082266 - Reception apparatus, reception method, and program: Disclosed herein is a reception apparatus including: a reception block configured to receive broadcast content broadcast via a broadcasting network; an acquisition block configured to acquire inserted content that is inserted in the broadcast content during the reception thereof; an output block configured to output at least one of the... Agent: Sony Corporation

20120082267 - System and a method of regulating a slicer for a communication receiver: The invention is directed to a system and method of regulating a slicer for a communication receiver. A zero-crossing accumulator receives a slicer output from the slicer and accordingly determines a zero-crossing length of the slicer output. A threshold decision unit regulates at least one threshold value of the slicer... Agent: Himax Media Solutions, Inc.

20120082268 - Method for digital wireless communications: In a multivalue modulation type with one pilot symbol inserted for every 3 or more symbols, signal points of each one symbol immediately before and after a pilot symbol are modulated using a modulation type different from that for pilot symbols. In this way, it is possible to suppress deterioration... Agent: Panasonic Corporation

20120082270 - Method and system for implementing a single weight (sw) single channel (sc) mimo system with no insertion loss: In a RF communications system, aspects for implementing a single weight single channel MIMO system with no insertion loss may comprise generating at least one control signal that is utilized to control at least one of a plurality of received signals in a WCDMA and/or HSDPA system. A phase of... Agent: Broadcom Corporation

20120082269 - Method for channel estimation and delay spread approximation in a wireless communication system: A method for delay spread approximation used in a wireless communication system comprises the steps of: retrieving a plurality of pilot symbols from a channel of a wireless communication system; calculating at least one parameter representing the shape of the frequency response of the channel according to the values and... Agent: Industrial Technology Research Institute

20120082271 - Detecting digital radio signals: In one embodiment, a receiver front end circuit can receive and process multiple radio frequency (RF) signals and output downconverted signals corresponding to these signals. In turn, multiple signal processors can be coupled to this front end. Specifically, a first signal processor can receive and process the downconverted signals to... Agent:

20120082273 - Channel quality determining circuit and related method thereof: A channel quality determining circuit includes a receiving circuit and a determining circuit. The receiving circuit is used for receiving a header of at least one packet transmitted in a signal transmitting channel. The determining circuit is coupled to the receiving circuit, and used for determining if a channel quality... Agent:

20120082274 - Method for processing received ofdm data symbols and ofdm baseband receiver: A method is provided for processing received data symbols in an orthogonal frequency division multiplexing (OFDM) transmission scheme, and an OFDM baseband receiver which performs this method, in order to support frequency selective noise estimation, especially in interference limited environments, and to offer improved estimation performance and reduced computational complexity.... Agent: Intel Mobile Communications Technology Dresden Gmbh

20120082272 - Selectable interference cancellation in a communications receiver: Method and apparatuses are disclosed to substantially compensate for various unwanted interferences and/or distortions within a communications receiver. Each of these apparatuses and methods estimate the various unwanted interferences and/or distortions within the communications receiver. Each of these apparatuses and methods remove the estimates of the various unwanted interferences and/or... Agent: Broadcom Corporation

20120082275 - Combined satellite radio receiver: A satellite digital radio receiver for receiving first and second radio services. The first and second radio services are broadcast in first and second respective different radio frequency bands. At least one radio programme is broadcast substantially simultaneously on both radio services and one of the frequency bands can produce... Agent: Nxp B.v.

20120082276 - Compensating for unwanted interference in a communications receiver: Method and apparatuses are disclosed to substantially compensate for various unwanted interferences and/or distortions within a communications receiver. Each of these apparatuses and methods estimate the various unwanted interferences and/or distortions within the communications receiver. Each of these apparatuses and methods remove the estimates of the various unwanted interferences and/or... Agent: Broadcom Corporation

20120082278 - Compensating for unwanted interference in a communications receiver: Method and apparatuses are disclosed to substantially compensate for various unwanted interferences and/or distortions within a communications receiver. Each of these apparatuses and methods estimate the various unwanted interferences and/or distortions within the communications receiver. Each of these apparatuses and methods remove the estimates of the various unwanted interferences and/or... Agent: Broadcom Corporation

20120082277 - Configurable adaptive filter: Method and apparatuses are disclosed to substantially compensate for various unwanted interferences and/or distortions within a communications receiver. Each of these apparatuses and methods estimate the various unwanted interferences and/or distortions within the communications receiver. Each of these apparatuses and methods remove the estimates of the various unwanted interferences and/or... Agent: Broadcom Corporation

20120082279 - Plural circuit selection using role reversing control inputs: Data is communicated through two separate circuits or circuit groups, each having clock and mode inputs, by sequentially reversing the role of the clock and mode inputs. The data communication circuits have data inputs, data outputs, a clock input for timing or synchronizing the data input and/or output communication, and... Agent: Texas Instruments Incorporated

20120082280 - Sampler circuit: A sampler circuit comprises a plurality of series-connected sampler cells and a detector circuit. Each successive stage comprises twice the number of sampler cells, in parallel, as the previous stage, and is clocked at half the sampling frequency of the previous stage. Each sampler cell comprises two parallel branches of... Agent:

20120082281 - Method and apparatus for clock checking: Disclosed is a method and apparatus for clock checking, to solve the problem of high resource occupation in existing clock checking methods. The method includes: a programmable device for performing frequency division on the source clock signal to obtain a reference clock signal; treating the source clock signal as a... Agent: Zte Corporation