SEARCH:      Monitor Keywords |  Custom RSS

Pulse or digital communications November recently filed with US Patent Office 11/11

20110286495 - Automatic gain control and dc offset compensation: A signal receiver having a gain control circuit comprising: detection means configured to form a representation of the excess amplitude during a training period of a signal received by the receiver; a first gain stimulus generator configured to generate a first gain stimulus in dependence on the excess amplitude detected... Agent: Cambridge Silicon Radio Limited

20110286496 - Quadrature modulation without carrier: Transmitters, receivers and associated methods are disclosed for providing phase and amplitude modulation in a carrier-less communication system (e.g., an ultra-wide band communication system). An approximate quadrature signal is provided by delaying the in-phase signal by an amount determined by various criteria, such as the bandwidths of the component signals,... Agent: Ultrabit Communications LLC

20110286497 - Time dependent equalization of frequency domain spread orthogonal frequency division multiplexing using decision feedback equalization: System and method for equalizing an orthogonal frequency division multiplexed signal having been encoded by spreading subcarriers in the frequency domain using orthogonal codes includes receiving the signal at a receiver (300), demodulating the signal to produce demodulated information, producing a spread frequency domain representation of the demodulated information, determining... Agent: Harris Corporation

20110286498 - Apparatus and method for channel estimation using compressive sensing: An apparatus and method for channel estimation comprising obtaining a response matrix G(l) using Q quantity pilots; constructing a sensing matrix Wsensing based on K quantity tones, L quantity symbols and P quantity multipaths; and using compressive sensing channel estimation to determine an equivalent channel matrix Gp(i) based on the... Agent: Qualcomm Incorporated

20110286499 - Reduced complexity channel estimation for uplink receiver: The present invention proposes an LTE eNodeB receiver channel estimation technique that is referred to as reduced complexity minimum mean squared error (MMSE) technique for channel estimation. From the invention's assumptions, estimations and modified calculations, the present invention generates precise channel estimates of RS using the reduced complexity MMSE matrix... Agent: Nortel Networks Limited

20110286500 - Synchronization device and method of radio-frequency repeater: A synchronization method of a radio repeater includes: using a first signal, a second signal, and a received signal including the first signal and the second signal to calculate correlation values of the first signal and the second signal; using the first signal correlation value, the second signal correlation value,... Agent: Electronics And Telecommunication Research Institute

20110286501 - Communication apparatus and reception quality information generating method: To enable CQI information to notify the transmission side to be compressed with efficiency, while minimizing the effect on scheduling on the transmission side, provided are reception sections 30 to 34 that receive signals transmitted using a plurality of subcarriers, a reception quality calculating section 40 which divides a frequency... Agent: Sharp Kabushiki Kaisha

20110286502 - Wireless transmitter and precoding method: Disclosed is a wireless transmitter that can prevent deterioration of the error rate characteristic without reducing the data rate during mobile communications also utilizing THP for FDE. In the device, an equivalent channel matrix computation unit (118) computes weights to be used for FDE of a transmission block and an... Agent: Panasonic Corporation

20110286503 - Dsl system training: Existing and future standardized VDSL2 and other systems can be integrated into and used with a vectored DSLAM or other vectored or non-vectored DSL system, without a new user disrupting service to other users in the same or a nearby binder, in some cases by using transmit power, CARMASK and/or... Agent:

20110286504 - Wireless modem device, wireless modem system, wireless modem device sleep/wake-up method, and terminal: A wireless modem device, a wireless modem system, a wireless modem device sleep/wake-up method, and a terminal are provided. The wireless modem device includes: a universal serial bus (USB) port, connected to the terminal through a serial bus to obtain an action signal from the terminal; and a sleep/wake-up circuit... Agent: Huawei Technologies Co., Ltd.

20110286507 - Apparatus and method for channel estimation using compressive sensing based on taylor series expansion: An apparatus and method for channel estimation comprising determining a channel impulse response using a Taylor series expansion with a plurality of Taylor series coefficients; determining a channel frequency response based on the channel impulse response; collecting the channel frequency response over a plurality of symbols to obtain a composite... Agent: Qualcomm Incorporated

20110286509 - Dynamic digital pre-distortion system: A Dynamic Digital Pre-Distortion (DDPD) system is disclosed to rapidly correct power amplifier (PA) non-linearity and memory effects. To perform pre-distortion, a DDPD engine predistorts an input signal in order to cancel PA nonlinearities as the signal is amplified by the PA. The DDPD engine is implemented as a composite... Agent: Microelectronics Technology, Inc.

20110286505 - Measurement of time of arrival: Disclosed is a method of measuring time of arrival of a signal transmitted from a transmitter (120) to reciever (110-n). The method comprises: modulating a plurality of narrowband signal portions onto different carrier frequencies; transmitting by the transmitter, each modulated signal portion to the receiver; receiving, by the receiver, the... Agent: Commonwealth Scientific And Industrial Research Organisation

20110286508 - Techniques and systems for communications based on time reversal pre-coding: Techniques, apparatuses and systems for providing communications based on time reversal of a channel impulse response of a pulse in a transmission channel between a transmitter and a receiver to enhance reception and detection of a pulse at the receiver against various effects that can adversely affect and complicate the... Agent: Ziva Corporation

20110286506 - User interface for signal integrity network analyzer: A signal integrity network analyzer is provided. The analyzer preferably includes a characterization module for characterizing a device under test, an acquisition module for acquiring a waveform, a de-embedding module for selectively embedding and de-embedding on or more system fixtures, and an analysis module for performing analysis on the acquired... Agent: Lecroy Corporation

20110286510 - Electronic device for generating a fractional frequency: It is described an electronic device for generating a fractional synthesized frequency. The device comprises a multi-phase controlled oscillator configured to generate, from a control signal, a plurality of signals phase-shifted each other and comprises a phase detector configured to receive a selected signal from the plurality of phase-shifted signals,... Agent: Politecnico Di Milano

20110286511 - Data latch circuit and method of a low power decision feedback equalization (dfe) system: Data latch circuit and method of low power decision feedback equalization (DFE) system is disclosed. In one embodiment, the data latch circuit of the of a decision feedback equalization (DFE) system includes a first parallel n-channel metal-oxide-semiconductor field-effect transistor (NMOS) pair to input a differential input voltage. The data latch... Agent: Lsi Corporation

20110286512 - Image decoding method, image coding method, image decoding apparatus, and image coding apparatus: To provide an image decoding method allowing decoding of a multiview video even when no prefix NAL units are used. The image decoding method includes: parsing NAL units of a base view; decoding an image of the base view; parsing MVC extension parameters of a non-base view; searching whether or... Agent:

20110286513 - Methods and apparatus for adaptive mode video encoding and decoding: There are provided methods and apparatus for adaptive mode video encoding and decoding. An apparatus includes an encoder for encoding adapted mode mapping information for a mapping between values of a mode index and modes available to encode at least a portion of a picture in a sequence of pictures.... Agent:

20110286516 - Apparatus and method for coding/decoding image selectivly using descrete cosine/sine transtorm: The relay selects a transmission terminal from among a plurality of terminals accessing a base station. A base station transmits base station data to the relay during a first time slot, and the transmission terminal transmits terminal data to the relay. The relay transmits terminal data to the base station... Agent: Electronics And Telecommunications Research Instit

20110286517 - 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

20110286518 - 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

20110286519 - 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

20110286515 - Quantized coefficient coding apparatus and quantized coefficient method: A quantized coefficient coding apparatus used in a media coding system includes a determination module, a coding mode arbitration module and a coding module. The determination module determines whether a set of quantized coefficients are defined in a predetermined variable length coding (VLC) table to generate a determination result. When... Agent: Mstar Semiconductor, Inc.

20110286521 - Method and device for encoding an image using a prediction mask decoding method and device and corresponding signals and computer programs: A method is provided for encoding at least one image, divided into macroblocks, one macroblock including a set of blocks de pixels. The method includes, for at least one current macroblock of a current image, at least two iterations of the following steps: allocation of a priority level for encoding... Agent: France Telecom

20110286520 - Methods and apparatus for implicit and semi-implicit intra mode signaling for video and decoders: Methods and apparatus are provided for implicit and semi-implicit intra mode signaling for video encoders and decoders. An apparatus includes an encoder for encoding picture data for at least a portion of a picture. The encoder derives an intra mode to apply to the portion from neighboring template data and... Agent:

20110286522 - Selecting encoding types and predictive modes for encoding video data: In some embodiments, a method of determining encoding type and predictive mode(s) selections for a macroblock of a video frame is provided. In some embodiments, a general method 1) selects the encoding type (16×16 or 4×4) that is initially considered for a macroblock using an encoding type selection algorithm (based... Agent:

20110286523 - Method and apparatus for efficient hardware motion estimation: There is provided a method of Motion Estimation in digital video, comprising carrying out an initial search to determine an initial search best candidate motion vector for a source macroblock, carrying out a main search to determine a main search best candidate motion vector for a source macroblock, carrying out... Agent:

20110286526 - Image processing apparatus and method: An extraction circuit 71 of a filtering prediction circuit 64 extracts motion compensation images for generating a prediction image in a high-resolution enhancement layer from reference frames in a low-resolution base layer. A filtering circuit 72 of the filtering prediction circuit 64 performs filtering, which involves upconversion and which uses... Agent: Sony Corporation

20110286524 - Method and device for encoding a block of an image using a reference block of a further image, data carrier carrying an encoded block of an image and method for decoding a block of an image: A method for inter-encoding a block of a colour image in H.264 high444 profile is proposed wherein the image comprises a first, a different second and a different third colour component. Said method comprises the steps of determining among two or more reference block candidates comprised in a different colour... Agent:

20110286527 - Motion compensation method, picture coding method and picture decoding method: A picture coding apparatus (300) includes a motion vector estimation unit (302) and a motion compensation unit (303). The motion vector estimation unit (302) selects one method for deriving a motion vector of a block to be motion-compensated, depending on a motion vector of a block located in a corner... Agent:

20110286525 - Selecting transforms for compressing visual data: Encoding data includes: computing a first set of coefficients based on a plurality of transforms each computed over a different portion of an array of data, a second set of coefficients based on a plurality of transforms each computed over a different portion of the array of data, and a... Agent: Massachusetts Institute Of Technology

20110286514 - Method for efficient compression and decoding of single sensor color image data: A method is described to greatly improve the efficiency of and reduce the complexity of image compression when using single-sensor color imagers for video acquisition. The method in addition allows for this new image compression type to be compatible with existing video processing tools, improving the workflow for film and... Agent: Woodman Labs, Inc.

20110286529 - Encoding digital video: A video encoder encodes the video stream frame by frame. An encoding process generally includes receiving a video frame, subdividing the video frame into uniform pixel blocks, comparing a selected pixel block with the corresponding pixel block in a previous decoded video frame to determine which blocks have changed, copying... Agent: Wimaximum LLC

20110286528 - Techniques for storing and retrieving pixel data: Techniques are described that can be used to store macroblocks to memory and retrieve macroblocks from memory. In some cases, macroblocks can be stored in memory in memory addressable locations with column and row addresses flipped. Because macroblocks are stored in columns but retrieved across rows, portions of multiple macroblocks... Agent:

20110286530 - Frame packing for video coding: Implementations are provided that relate, for example, to view tiling in video encoding and decoding. A particular implementation accesses a video picture that includes multiple pictures combined into a single picture, and accesses additional information indicating how the multiple pictures in the accessed video picture are combined. The accessed information... Agent:

20110286531 - Multiview video decoding apparatus, multiview video decoding method, multiview video decoding program, and multview video decoding integrated circuit: A mutliview video decoding apparatus including: a decoding unit which decodes one of coded videos without reference to a coded video to generate one of decoded videos, and decodes an other one of coded videos with reference to the one of the coded videos to generate an other one of... Agent: Panasonic Corporation

20110286532 - Digital broadcasting system and method of processing data: A digital broadcast receiving system includes a known data detector, a carrier recovery unit, and a timing recovery unit. The known data detector may detect known data information inserted and transmitted from a digital broadcast transmitting system and using the known data information to estimate initial frequency offset. The carrier... Agent:

20110286533 - Integrated recording and video on demand playback system: An apparatus including an encoder and an editor is provided. The encoder is configured to receive an instruction datum, receive a content datum, receive a return processing signal that includes at least one of a wait signal, and an upload signal, synchronize the content datum, encode the content datum according... Agent:

20110286534 - Data communication system and data communication device: A carrier wave is generated by using a zero-cross point of an AC power source voltage as a reference timing, a data communication device connected to a first power line performs digital modulation with a normal-phase carrier wave, and a data communication device connected to a second power line near... Agent:

20110286539 - Adaptive modulation method, radio communication system, and radio device: A radio device (10) receives signals from a radio device (20) through a plurality of downlink channels that have different frequencies, decides modulation formats that have transmission performances based on qualities of the received signals for the individual downlink channels, and transmits modulation format setup information in which respective pieces... Agent:

20110286535 - Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal: The present invention relates to a method of transmitting and a method of receiving signals and corresponding apparatus. One aspect of the present invention relates to an efficient L1 signaling method for an efficient transmitter and an efficient receiver using the efficient L1 signaling method for an efficient cable broadcasting.... Agent:

20110286538 - Data retransmission scheme: Disclosed are improved retransmission schemes. In one embodiment, a retransmission method includes: receiving, at a protocol layer in a receiver, a data block transmitted from a protocol layer in a transmitter; determining that it is not possible to decode the data block; determining that it is not probable that the... Agent:

20110286540 - Method and device for transferring multi-standard radio service data: The embodiments of the present invention relate to a method and a device for transferring radio service data. The method includes: designing a radio service frame timing mechanism and/or a rule of filling IQ data for a plurality of standards; configuring frame timing mechanisms corresponding to various services according to... Agent:

20110286537 - Telecommunications method and system: A method for encoding data for transmitting over a telecommunications network comprising: embedding at least one control or pilot data block within a plurality of real data blocks in the frequency domain; transforming real data in the real data blocks with control or pilot data in the control or pilot... Agent:

20110286536 - Transmitting apparatus, body-insertable apparatus, and transmitting and receiving system: A transmitting apparatus includes a receiving unit that receives an external specifying signal for specifying a center frequency of data to be transmitted; a control unit that outputs a specifying signal corresponding to the center frequency; and a frequency switching circuit. The frequency switching circuit includes a center frequency adjuster... Agent: Olympus Medical Systems Corp.

20110286541 - Method for transmitting a midamble in a radio communication system: A method for transmitting a midamble in a radio communication system is provided. The method includes: allocating a radio resource of a carrier for the midamble, and transmitting the midamble by using the allocated radio resource, wherein the carrier includes a used band allocated for transmitting a signal and a... Agent:

20110286542 - Hart transmitter/receiver systems: One embodiment of the present invention relates to a communications system. The system includes a Highway-Addressable Remote Transducer (HART) transmitter comprising a direct memory access (DMA) module configured to access at least one transmitter lookup table (LUT) using DMA transfers to modulate a HART data packet into a frequency-shift keying... Agent:

20110286547 - Control of a digital radio frequency interface: A control entity (100) for a communication device (110) and for communicating in accordance with a Digital Radio Frequency interface using a sequence of layers including a physical layer (102), a protocol layer (104) and a programming model layer (106), the control entity (100) comprising an interface control unit (108)... Agent:

20110286546 - Digital broadcasting system and method for transmitting and receiving digital broadcast signal: The disclosed method for processing a digital broadcast signal in a transmitter comprises encoding signaling data including transmission parameter channel data, wherein the transmission parameter channel data includes transmission parameter for mobile service data, forming data groups including the mobile service data, the encoded signaling data and known data sequences,... Agent: Lg Electronics Inc.

20110286544 - Link adaptation in multi-carrier communication systems: A method for transmitting information in a multi-carrier system includes: identifying a first set of carrier signals, associated with a first code rate; and identifying a second set of carrier signals, associated with a second code rate. The method also includes partitioning a first sequence of bits representing a single... Agent: Atheros Communications, Inc.

20110286548 - Method and system for assigning reference signals in a multi-antenna context: A method and system of assigning reference signals to antennas and nodes in a wireless communication system, the wireless communication system comprising N number of transmitting nodes, wherein N is an integer N≧1, is disclosed. The transmitting nodes are transmitting reference signals in a first slot and a second slot... Agent: Huawei Technologies Co., Ltd.

20110286545 - Method for managing a data transmission from a sender device, corresponding computer-readable storage medium and sender device: A sending device receives applications data blocks to be transmitted to a receiving device according to a clock rate defined by transport periods, the applications data blocks being encoded before transmission by application of a first source encoding up to the processing of a change request. The sending device determines... Agent: Canon Kabushiki Kaisha

20110286549 - Method, device and system for signal encoding and decoding: A method, device and system for signal encoding and decoding, the method comprising: encoding a core layer signal to obtain a core layer signal code; selecting an enhancement sample point that requires enhancement layer signal encoding according to the core layer signal code and the number of bits that can... Agent: Huawei Technologies Co., Ltd.

20110286543 - Radio transmission device and radio transmission method: It is possible to improve the CQI reception performance even when a delay is caused in a propagation path, a transmission timing error is caused, or a residual interference is generated between cyclic shift amounts of different ZC sequences. For the second symbol and the sixth symbol of the ACK/NACK... Agent: Panasonic Corporation

20110286550 - Predictive clipping in multi-carrier wireless communication systems: A method and apparatus for selectively clipping waveforms prior to transmission in a multi-carrier wireless communication system is provided. The design includes estimating peak values of the composite multi-carrier signal, determining a local threshold set including one local threshold for each carrier based on a configurable total threshold representing a... Agent: Qualcomm Incorporated

20110286552 - Wideband digital receiver comprising a phase jump detection mechanism: A wideband digital receiver includes an antenna, an amplifier, and a digital IFM device for measuring the frequency of the received signal or signals based on the result of discrete Fourier transforms DFT applied to said received signals. The receiver includes means for periodically estimating the phase jumps of said... Agent: Thales

20110286551 - Wideband digital receiver comprising a signal detection mechanism: A wideband microwave digital receiver comprises an antenna, an amplifier, and a digital IFM device for measuring the frequency of the received signal or signals. A consistency indicator indicates the consistency of the frequency measurements and is calculated by analyzing the values taken by said measurements obtained over two consecutive... Agent: Thales

20110286553 - Dc offset calibration: A mobile communication device comprises a plurality of receivers, a phase detection circuit, and a DC offset calibration circuit. Each receiver comprises a receiver chain and a divide-by-2 circuit that supplies Local Oscillating (LO) signal for the receiver chain. The LO signals leak to each receiver chain and create an... Agent: Qualcomm Incorporated

20110286554 - Rf receivers: A method and apparatus are provided for receiving an RF service. At least two RF channels 26 are received. Each channel comprises a plurality of time slice services. A selected RF service is decoded from its time sliced portion with a first RF channel in a decoder 24. During periods... Agent:

20110286556 - Acquisition of timing information in wireless communication systems: A method for identifying a reference point in time in a wireless communication system includes: receiving a first repeated sequence of symbols; receiving a second repeated sequence of symbols; performing an autocorrelation between the first and second sequences of symbols; and identifying as the reference point in time an autocorrelation... Agent: Qualcomm Incorporated

20110286555 - Method and apparatus for detecting presence of signal in wireless communication system based on cr technology: The present invention relates to a method of detecting the presence of a transmission signal of a transmitter in a reception signal in a wireless communication system based on CR technology. The method includes generating a frequency signal vector using a Fourier transform and a reception signal vector obtained by... Agent: Postech Academy-industry Foundation

20110286557 - Receiving apparatus: According to one embodiment, a variable gain amplifier amplifies a reception signal, a mixer performs frequency conversion of the reception signal amplified by the variable gain amplifier, a detector detects the reception signal subjected to the frequency conversion, an automatic gain control unit controls, based on a detection level by... Agent: Kabushiki Kaisha Toshiba

20110286558 - Apparatus and method for compressive sensing tap indentification for channel estimation: An apparatus and method for compressive sensing tap identification for channel estimation comprising identifying a set of significant taps in the time domain; representing a time-flat channel response using a Taylor series expansion with the set of significant taps; converting the time-flat channel response to a vectorized channel response; transforming... Agent: Qualcomm Incorporated

20110286559 - Interference cancellation: There is provided a first device for use in a communication system, the communication system further comprising a plurality of second devices divided into a plurality of groups, the system having a plurality of orthogonal frequency carriers available for transmissions, each second device having a respective carrier frequency offset estimated... Agent: Kyocera Corporation

20110286560 - Network system with synchronization and method of operation thereof: A method of operation of a network system including a network line terminal coupled to a slave network unit and a master network unit over a first network includes: calculating a master round trip time between the network line terminal and the master network unit; sending a master message to... Agent: Cortina Systems, Inc.

20110286561 - Clock-out amplitude calibration scheme to ensure sine-wave clock-out signal: A clock generator includes, in part, a buffer, a peak detector and a control logic. The buffer generates a clock output signal in response to receiving a clock signal and a feedback signal that controls the gain of the buffer. If the peak detector detects that the amplitude of the... Agent: Maxlinear, Inc.

20110286562 - Receiver having clock recovery unit based on delay locked loop: A receiver for receiving an input signal (a clock-embedded data (CED) signal), in which a clock signal is periodically embedded between data signals, includes a clock recovery unit configured to recover and output the clock signal and a serial-to-parallel converter configured to recover and output a data signal. The input... Agent: Silicon Works Co., Ltd

20110280282 - Method and apparatus for optimizing output power levels in power amplifiers: Some embodiments discussed relate to an apparatus comprising a power amplifier module. The power amplifier module includes a plurality of sensors, and a first digital communication port configured to provide a monitor signal from at least one of the plurality of sensors. The apparatus includes a transceiver module coupled to... Agent:

20110280283 - Signal processing arrangement and signal processing method: A signal processing arrangement is designed to process a digitalized phase-modulated and/or digitalized spreaded input signal (1) and has a complex channelizer (2) which despreads and/or demodulates the input signal (1) in the time range on the basis of a folding operation.... Agent:

20110280284 - Wireless communication terminal device and method of signal diffusion: Disclosed is a wireless communication terminal device that is capable of preventing inter-coding interference upon each of a plurality of base stations, even when the timing changes for a transmission of a control signal that is CoMP received by the plurality of base stations. Upon the device, a diffusion unit... Agent: Panasonic Corporation

20110280285 - Apparatus and method for transmitting/receiving data in a communication system: An apparatus and a method for transmitting/receiving data generate main service data of broadcasting data, generate additional data of the broadcasting data, transform the additional data into a parallel type, generate pseudo-random noise sequences as a spreading code of the additional data, select polarities of the pseudo-random noise sequences using... Agent: Electronics And Telecommunications Research Institute

20110280286 - Detecting data symbols: In one embodiment, a method includes generating a set of sequences of chip values and calculating a correlation between a demodulated signal and each one of two or more of the sequences. Each of the correlations has an absolute value, and one of the correlations has a highest absolute value.... Agent: Atmel Corporation

20110280290 - Data transmitting and receiving method using phase shift based precoding and transceiver supporting the same: A method for performing a precoding based on a generalized phase shift or a precoding based on an extended phase shift in a Multi-Input Multi-Output (MIMO) system employing several sub-carriers, and a transceiver for supporting the same are disclosed. A phase-shift-based precoding matrix is generalized by multiplying a diagonal matrix... Agent:

20110280291 - Data transmitting and receiving method using phase shift based precoding and transceiver supporting the same: A method for performing a precoding based on a generalized phase shift or a precoding based on an extended phase shift in a Multi-Input Multi-Output (MIMO) system employing several sub-carriers, and a transceiver for supporting the same are disclosed. A phase-shift-based precoding matrix is generalized by multiplying a diagonal matrix... Agent:

20110280287 - Exploiting channel time correlation to reduce channel state information feedback bitrate: The required bitrate for reporting channel state information from a network transceiver to the network is dramatically reduced, while maintaining fidelity of channel estimates, by exploiting prior channel estimates and the time correlation of channel response. For a selected set of sub-carriers, the transceiver estimates channel frequency response from pilot... Agent:

20110280288 - System and method for thermal management of a transceiver: In accordance with an exemplary embodiment, a system comprising a transceiver, a sensor and a controller is provided. The sensor is coupled to an electrical component in the transceiver and is configured to measure a thermal load on the electrical component. The controller is configured with a predetermined threshold, and... Agent: Viasat, Inc.

20110280289 - System and method for thermal management of a transceiver: In accordance with an exemplary embodiment, a system comprising a transceiver, a sensor and a controller is provided. The sensor is coupled to an electrical component in the transceiver and is configured to measure a thermal load on the electrical component. The controller is configured with a predetermined threshold(s), and... Agent: Viasat, Inc.

20110280292 - Vsat modem shelf: A modem configuration system having at least one modem configured to receive a configuration signal; and at least one media at least one media support surface positioned in a media rack, wherein the modem is selectively positioned on and connected to at least one auto-configuration server through at least one... Agent: Verizon Patent And Licensing Inc.

20110280294 - Cir-based and ssc-based ftl/ttl/channel estimation: Methods and systems are disclosed for channel estimation and frequency tracking in mobile communication systems. Particularly, various ways of using the time domain impulse channel response based on the staggered frequency domain pilot tones are presented that enable rapid frequency error estimation and frequency tracking control. A mathematical model is... Agent: Qualcomm Incorporated

20110280293 - Methods and devices for determining the impulse response of propagation channels involving emitters, reflectors and sensors that are fixed or mobile: Method for measuring certain parameters of the impulse response of a propagation channel involving emitters and reflectors that are fixed or mobile, so as to detect and determine the parameters regarding the position and kinematics of these emitters and reflectors, or to auto-locate the reception system implementing the invention, in... Agent: Thales

20110280295 - Recursive implementation for calculation of whitening matrix: Certain aspects of the present disclosure relate to techniques for recursive implementation of whitening matrix calculation based on functional reuse as a part of wireless receiver in a Long Term Evolution (LTE) wireless system.... Agent: Qualcomm Incorporated

20110280296 - Channel quality estimation from raw bit error rate: Channel quality metrics (such as SINR, BLER, and the like) are derived from a raw bit error rate (RBER), defined as the error rate of raw bits output by a demodulator. These initial raw bits are decoded and error-checked (or error-corrected). The error-free decoded bits are re-encoded, and the regenerated... Agent:

20110280297 - Direct digital conversion tuner: A direct sampling tuner includes a low noise amplifier and an optional dynamically configurable band pass filter coupled to the low noise amplifier. The optional filter is configured to pass a selected band of channels. The tuner further includes a relatively high accuracy, multi-bit analog-to-digital converter (“ADC”) coupled to the... Agent: Broadcom Corporation

20110280298 - Method and system for low complexity conjugate gradient based equalization in a wireless system: Methods and systems for processing signals in a receiver are disclosed herein and may include updating a plurality of filter taps utilizing at least one channel response vector and at least one correlation vector, for a plurality of received clusters, based on initialized values related to the at least one... Agent:

20110280299 - Pulse width modulation synchronization of switched mode power converters: The present disclosure is directed generally to switch mode power supplies operating in a master-slave configuration and provides a method of synchronizing the PWM outputs from the master and slave devices to avoid problems such, for example, as the generation of beat frequencies.... Agent: Powervation Limited

20110280301 - Digital broadcasting system and method of processing data: A digital broadcasting system and method of processing data are disclosed. The digital broadcasting system includes a transmitting system and a receiving system. The transmitting system comprises a distributed transmission adapter and a plurality of transmitters each being operated as a slave of the distributed transmission adapter, and each sharing... Agent: Lg Electronics Inc.

20110280302 - Method and apparatus for encoding video signal and method and apparatus for decoding video signal: Provided are a method and apparatus for encoding a video signal and a method and apparatus for decoding a video signal. The method of encoding the video signal includes: determining an optimum scaling bit depth of the video signal in consideration of a maximum bit number of an intermediate value... Agent: Samsung Electronics Co., Ltd.

20110280303 - Flexible range reduction: Techniques and tools are described for flexible range reduction of samples of video. For example, an encoder signals a first set of one or more syntax elements for range reduction of luma samples and signals a second set of one or more syntax elements for range reduction of chroma samples.... Agent: Microsoft Corporation

20110280305 - Image processing device, decoding method, intra-frame decoder, method of decoding intra-frame and intra-frame encoder: Adopted is a decoder, in which on condition that a prediction block shown by vector information extracted from a data stream, and a decode-target block have an overlap where respective pixels overlay each other, pixel information of an already-decoded portion at a distance of an integer multiple of a vector... Agent: Renesas Electronics Corporation

20110280304 - Intra prediction modes: New intra angular prediction modes and methods for decoding are offered for providing greater accuracy when processing predictions of digital video data blocks. One new method considers predicting a current prediction sample by taking the linear interpolation of two previously reconstructed reference samples that lay along a common angular line.... Agent: Lg Electronics Inc.

20110280306 - 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:

20110280307 - Video and graphics system with video scaling: A video and graphics system has a reduced memory mode in which video images are reduced in half in horizontal direction during decoding. The video and graphics system includes a video decoder for decoding MPEG-2 video data. The video images may not be downscaled in the horizontal direction when no... Agent:

20110280309 - Method for decoding a stream representative of a sequence of pictures, method for coding a sequence of pictures and coded data structure: v

20110280308 - Moving image encoding apparatus and method of controlling the same: There is provided a moving image encoding apparatus for performing motion compensation prediction encoding. The apparatus comprises, among other things: a calculation unit configured to calculate, for each of a plurality of motion vectors, a difference between an encoding target block image and a reference block image which exists at... Agent: Canon Kabushiki Kaisha

20110280310 - Moving picture encoding method and decoding method: A moving picture decoding method, which generates a predicted image using information on motion vectors and information on reference images, the moving picture decoding method having multiple prediction modes including a mode without motion vector decoding, including: a step of selecting a frame(s) to be referenced to in the prediction... Agent:

20110280300 - Methods and devices for sub-sampling and interleaving multiple images, eg stereoscopic: Sampled data is packaged in checkerboard format for encoding and decoding. The sampled data may be quincunx sampled multi-image video data (e.g., 3D video or a multi-program stream), and the data may also be divided into sub-images of each image which are then multiplexed, or interleaved, in frames of a... Agent: Dolby Laboratories Licensing Corporation

20110280311 - One-stream coding for asymmetric stereo video: An asymmetric frame of a coded video bitstream may include a first resolution picture of a left view and a reduced resolution picture of a right view, where the left and right views form a stereo view pair for three-dimensional video playback. In addition, the reduced resolution frame may be... Agent: Qualcomm Incorporated

20110280313 - Communications device for scanning multiple frequencies and for detecting analog and digital video signals and associated methods: A communications device includes a radio frequency (RF) receiver being scannable over a plurality of different frequencies and an analog to digital (AD) converter coupled to the RF receiver. The AD converter is configured to generate a receive bitstream. A processor coupled to the RF receiver and the AD converter.... Agent: Harris Corporation, Corporation Of The State Of Delaware

20110280317 - Encoding device and method, decoding device and method, edition device and method, recording medium, and program: The present invention relates to an encoding device and a method, a decoding device and a method, an editing device and a method, a storage medium, and a program which can perform encoding and decoding so that buffer failure does not occur. Information, such as a minimum bit rate, a... Agent: Sony Corporation

20110280316 - Frame packing for asymmetric stereo video: An asymmetric frame of a coded video bitstream may include a full resolution picture of a left view and a reduced resolution picture of a right view, where the left and right views form a stereo view pair for three-dimensional video playback. In one example, an apparatus includes a video... Agent: Qualcom Incorporated

20110280315 - Hardware pixel processing pipeline and video processing instructions: A hardware pixel processing pipeline and a video processing instruction set accelerate image processing and/or video decompression. The pixel processing pipeline uses hardware components to more efficiently perform color space conversion and horizontal upscaling. Additionally, the pixel processing pipeline also reduces the size of its output data to conserve bandwidth.... Agent: Ubicom, Inc.

20110280318 - Multiview video decoding apparatus and multiview video decoding method: A multiview video decoding apparatus which sufficiently suppresses artifact in a decoded image even when an error occurs in the to-be-decoded image. It decodes a video stream including first coded video information of a first viewpoint and second coded video information of a second viewpoint, and includes: a decoding unit... Agent: Panasonic Corporation

20110280314 - Slice encoding and decoding processors, circuits, devices, systems and processes: A video decoder includes a memory (140) operable to hold entropy coded video data accessible as a bit stream, a processor (100) operable to issue at least one command for loose-coupled support and to issue at least one instruction for tightly-coupled support, a bit stream unit (110.1) coupled to said... Agent: Texas Instruments Incorporated

20110280312 - Video processing device with memory optimization in image post-processing: A video processing device is disclosed that includes a processor unit with a processor and a memory having a reorder buffer. The processor includes a reorder module, a frame rate conversion module, and post-processing function modules. The reorder, frame rate conversion, and post-processing modules access video frames stored in the... Agent: Texas Instruments Incorporated

20110280319 - Dtv receiver and method of processing signal in dtv receiver: A DTV receiver includes a tuner, a demodulator, a channel equalizer, a sequence detector, and a burst controller. The tuner receives a DTV signal having main data and at least one burst of enhanced data. The demodulator demodulates the DTV signal by performing carrier and time recovery and the channel... Agent:

20110280320 - Encoding apparatus and the method: An encoding apparatus adds delay time information DTI indicating initial delay time i_d and delay time d of each group data to a position to be read prior to frame data by a decoding apparatus in the group data of encoding stream data DBI and transmits the same to the... Agent: Sony Corporation

20110280321 - Deblocking filter and method for controlling the deblocking filter thereof: A deblocking filter includes a controller, an edge filter module, a first multiplexer module, a plurality of buffers, and a second multiplexer module. The controller controls the deblocking filter to filter edges between decoded blocks according to a plurality of deblocking strategies in order to obtain an efficiency result under... Agent:

20110280322 - Data transmission system capable of transmitting interrupt signal without interrupt gate period: A data transmission system comprises: a pair of transmission lines connecting a plurality of apparatuses; a bridge termination resistor connected between the transmission lines and having a resistance value matching a differential impedance of the transmission lines; a first switch connecting the bridge termination resistor to the transmission lines when... Agent:

20110280323 - Isolated communication system, and transmission unit and receiving unit applied to isolated communication system: A receiving unit converts a pulse received from a transmission unit into a digital output signal and send back the received pulse to the transmission unit via an isolated communication unit, when it receives the pulse transmitted from the transmission unit; the transmission unit includes: an edge pulse generating circuit... Agent:

20110280324 - Quantized channel state information prediction in multiple antenna systems: A CSI vector quantizer (VQ) system is provided for time-correlated channels. The VQ system operates a receiver forwarding quantized channel state information in the form of indices and a transmitter predicting channel state change. The VQ system is aimed at feedback channels, in which bit errors, erasures and delays can... Agent: Tr Technologies Inc.

20110280327 - Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal: The present invention relates to a method of transmitting and a method of receiving signals, and corresponding apparatus. One aspect of the present invention relates to a method of obtaining a field for indicating a time de-interleaving depth from a layer 1 (L1) header of preamble symbols.... Agent:

20110280326 - Method for clustering multiple stations: A method for clustering multiple stations for a MIMO communication system comprises the steps of: assigning a plurality of stations of a MIMO communication system to a plurality of clusters, wherein each station is assigned to at least one cluster, and at least one cluster is assigned with more than... Agent: Ralink Technology Corporation

20110280328 - Method for receiving control information in orthogonal frequency division multiplexing system of mobile communication system: The present invention relates to receiving control information in an orthogonal frequency division multiplexing (OFDM) system of a mobile communication system. The present invention includes receiving information related to a number of OFDM symbols in a subframe for receiving first control information, receiving information related to a number of OFDM... Agent:

20110280325 - Spectral-temporal averaging for ieee 802.11p dynamic channel equalization: A system and method for providing dynamic channel equalization in V2V and V2I communications systems. The method includes separating the channel bandwidth of a message into a plurality of subcarriers having different subcarrier frequencies, where the subcarriers include data subcarriers and pilot subcarriers. The method demodulates the message in the... Agent: Gm Global Technology Operations, Inc.

20110280329 - Channel estimation for low-overhead communication in a network: A system for communicating between stations over a shared medium comprises: a first station comprising one or more antennas that transmit a waveform, the waveform including at least a first symbol, having a predetermined symbol length, comprising a first set of frequency components at predetermined carrier frequencies modulated with preamble... Agent: Atheros Communications, Inc.

20110280331 - Preamble formats for mimo wireless communications: A method for generating a preamble of a frame for a multiple input multiple output (MIMO) wireless communication begins by, for each transmit antenna, generating a carrier detect field. The method continues by, for a first grouping of the transmit antennas, generating a first guard interval following the carrier detect... Agent: Broadcom Corporation

20110280330 - Radio communication system, radio terminal, radio base station, control device and radio communication method: A radio communication system comprises a control device that controls a radio base station, which uses a plurality of first transmission antennas to transmit a first radio signal, for which a channel A is used, to a radio terminal and a radio base station, which uses a plurality of second... Agent: Kyocera Corporation

20110280332 - Providing delimiters for low-overhead communication in a network: Transmitting a waveform over a shared medium from a first station to at least one second station comprises: forming a first portion of the waveform comprising a symbol having a predetermined symbol length, the symbol comprising a first set of frequency components at predetermined carrier frequencies modulated with preamble information... Agent: Atheros Communications, Inc.

20110280337 - Apparatus and method for coding signal in a communication system: Provided is an apparatus and method for encoding a voice and audio signal by expanding a modified discrete cosine transform (MDCT) based CODEC to a wideband and a super-wideband in a communication system. The apparatus for encoding a signal in a communication system, includes a converter configured to convert a... Agent: Electronics And Telecommunications Research Institute

20110280333 - Dedicated reference signal: Systems and methodologies are described that facilitate utilizing dedicated reference signal in connection with downlink transmissions. A dedicated reference signal can comprise a set of dedicated reference symbols, which are inserted into a resource block in accordance with a specification provided by a dedicated reference signal structure. The dedicated reference... Agent: Qualcomm Incorporated

20110280334 - Digital amplitude modulator and polar transmitter using thereof: The present invention provides a digital amplitude modulator and polar transmitter using the same. The polar transmitter includes: a polar converter for converting an input signal into an amplitude information signal and a phase information signal, and outputting the converted amplitude and phase information signal; a sigma-delta modulator for receiving... Agent: Samsung Electro-mechanics Co., Ltd.

20110280336 - Enhanced method for transmitting or retransmitting packets: A method for transmitting data in a multiple-input-multiple-output space-time coded communication comprising: a. transmitting a plurality of sets of symbols over a plurality of antennae and respective transmission resources according to a mapping table, the mapping table mapping the plurality of symbols defining the communication to respective antennae from amongst... Agent:

20110280335 - Method for multi-channel transmission with multiple frequency segments: A method for multi-channel transmission with multiple frequency segments comprises the steps of: determining a plurality of non-contiguous frequency segments from an available frequency band of a communication system, wherein each frequency segment comprises a plurality of contiguous channels; determining available channels from the channels in the plurality of non-contiguous... Agent: Ralink Technology Corporation

20110280338 - Transmission apparatus and method of controlling the same: A transmission apparatus according to the present invention includes: a baseband signal generator; a local oscillator; a modulator that generates a modulation signal by multiplying a baseband signal by a carrier wave signal including a local oscillation frequency; a power amplifier that amplifies the modulation signal; a filter having a... Agent:

20110280339 - Method and device for modulating the information of tfci: A modulation method and device for modulating transfer format combination indicator TFCI information, the method including: dividing equally original TFCI information in a unit of 2 bits in a transmission time interval TTI; extending the resultant respective parts of the TFCI information after the division to correspond to identifiers of... Agent: Datang Mobile Communications Equipment Co., Ltd.

20110280340 - Frequency synthesis: An apparatus including a spin torque oscillator configured to receive an input electric current and to produce a radio frequency output signal; and a tunable current source for providing an input electric current to the spin torque oscillator.... Agent: Nokia Corporation

20110280341 - Beamforming and/or mimo rf front-end: An RF front-end includes a transmit adjust module, a PA module, an antenna coupling circuit, a LNA module, and a receive adjust module. The transmit adjust module adjusts coordinates of up-converted analog signals when in a first transmit mode and adjusts coordinates of a plurality of up-converted analog signals when... Agent: Broadcom Corporation

20110280342 - Mimo transmission with rank-dependent precoding: Techniques for performing rank-dependent precoding for a MIMO transmission are described. Each rank may be associated with a set of at least one precoding vector or matrix that can provide good performance for that rank. A transmitter may obtain a precoding vector for a rank-1 transmission from a first set... Agent: Qualcomm Incorporated

20110280343 - Digital broadcasting system and method of processing data in digital broadcasting system: A digital broadcast system and a method of processing data disclose. A receiving system of the digital broadcast system may include a baseband processor, a management processor, and a presentation processor. The baseband processor receives broadcast signals including mobile service data and main service data. The mobile service data configures... Agent:

20110280344 - Dynamic bandwidth control scheme of a frac-n pll in a receiver: A receiver, in accordance with one embodiment of the present invention, includes a mixer, a filter, a received signal strength indicator, and a control loop. The mixer is adapted to convert the frequency of a received signal. The filter is adapted to filter out undesired noise that may be present... Agent: Maxlinear, Inc.

20110280346 - Method and apparatus for facilitating tri-state decoding on a shared uplink channel: Methods, apparatuses, and computer program products are disclosed for facilitating decoding a communication received from a wireless terminal. Encoded bits are received from the wireless terminal via a shared uplink channel, and a plurality of acknowledgment tones are identified within the encoded bits. A correlation value is ascertained corresponding to... Agent: Qualcomm Incorporated

20110280347 - Method for demodulating signals from a multi-access system able to collide and equipment for implementing same: A method for demodulating time-multiplexed signals able to mutually collide, in particular in the case of an AIS (Automatic Identification System), being a communications system between ships allows collisions between these ships to be limited and allows the maritime traffic in view from the coasts to be monitored thanks to... Agent: Thales

20110280345 - Tail-biting convolutional decoding: Methods and apparatuses for enhanced processing of received channels in a mobile communications system is described. Particularly, convolutionally encoded tail biting data in a mobile communications system is efficiently decoding by replicating the received encoded signal N times, where N equals a number of iterations. A Viterbi decoding algorithm is... Agent: Qualcomm Incorporated

20110280348 - Method and apparatus for coding acquisition: The present invention relates to a method and apparatus for code acquisition. The present invention performs variable delay correlation to obtain the peak correlation result which is immune to carrier frequency offset and Doppler. The present invention makes use of a mapping parameter which is immune to sampling frequency offset.... Agent:

20110280349 - Apparatus & methods for symbol timing error detection, tracking and correction: Systems and methods for adjusting timing in a communication system, such as an OFDM system are described. In one implementation an error signal is generated to adjust the timing of a variable rate interpolator so as to adjust FFT timing. The error signal may be based on detection of significant... Agent: Max Linear, Inc

20110280350 - Fixed point fir filter with adaptive truncation and clipping and wireless mobile station using same: A fixed point finite impulse response (FIR) filter comprising: 1) an input stage for receiving an input signal as a sequence of input samples comprising: i) delay elements connected in series for receiving and shifting N sequential input samples; ii) multipliers, each multiplier receiving a selected one of the N... Agent: National Semiconductor Corporation

20110280351 - Apparatus and method for compensating for phase noise in a receiver supporting ofdm: An apparatus and method for compensating for phase noise in a receiver supporting Orthogonal Frequency Division Multiplexing (OFDM) by receiving a frequency-domain recovered signal and a time-domain received signal, estimating an average phase noise for each of the partial blocks of the signals, calculating an overall average phase noise using... Agent: Samsung Electronics Co., Ltd.

20110280352 - Fixed point fir filter with adaptive truncation and clipping and wireless mobile station using same: A fixed point finite impulse response (FIR) filter comprising: 1) an input stage for receiving an input signal as a sequence of input samples comprising: i) delay elements connected in series for receiving and shifting N sequential input samples; ii) multipliers, each multiplier receiving a selected one of the N... Agent: National Semiconductor Corporation

20110280353 - Adaptive phase-shifted synchronization clock generation circuit and method for generating phase-shifted synchronization clock: The present invention discloses an adaptive phase-shifted synchronization clock generation circuit and a method for generating phase-shifted synchronization clock. The adaptive phase-shifted synchronization clock generation circuit includes: a current source generating a current which flows through a node to generate a node voltage on the node; a reverse-proportional voltage generator... Agent: Richtek Technology Corporation, R.o.c.

20110280354 - Frame timing controller and frame timing control method for triggering at least receiver in mobile station to start receiving transmitted information of base station by referring to at least frame pointer: A frame timing controller includes a timer, a frame timing control unit, and a frame pointer processing circuit. The timer is arranged to generate a timer value according to a first clock signal with a first clock frequency. The frame timing control unit is for triggering at least a receiver... Agent:

20110280355 - Method and apparatus for implementing variable symbol rate: A method for implementing variable symbol rate, presetting counters M and N, and M=1, N=0, f being the preset output symbol rate, fs being the frequency of input clock, the method comprises: triggering to judge whether N×f is greater than M×fs at the rising edge of the input clock, if... Agent: Shenzhen Coship Electronics Co., Ltd.

20110274141 - Method of and apparatus for synchronization: A method and apparatus of synchronizing pulsed wireless communication between a first transceiver and a second transceiver. It includes the steps of transmitting a pulse signal from a first transceiver to a second transceiver; transmitting a reflection signal from the second transceiver to the first transceiver if the transmitted pulse... Agent: Commissariat A L'energie Atomique Et Aux Energies Alternatives

20110274142 - Base station apparatus, mobile terminal apparatus, mobile communication system and information retransmission method: To suppress deterioration of retransmission efficiency and retransmit a transmission signal efficiently even when the system bandwidth is extended, provided are a base station apparatus (20) which divides, in a retransmission block dividing section (21), a transmission signal into retransmission blocks according to a retransmission block table in which the... Agent: Ntt Docomo, Inc.

20110274143 - Spread spectrum clock signal generator method and system: A system and method for generating a spread spectrum clock signal with a constant ppm offset as a function of a repetition number. A phase interpolator can be configured in association with of a phase-locked loop circuit in order to provide a phase movement from a bit clock generated by... Agent: Lsi Logic Corporation

20110274144 - Method and system for managing, controlling, and combining signals in a frequency selective multipath fading channel: A maximum signal energy level among a plurality of individual distinct path signals in a wirelessly received signal cluster is detected. An early aggregate power level associated with at least a portion of the plurality of individual distinct path signals received at time instants preceding a first moment time, and... Agent:

20110274145 - Interface module for a unit of an antenna distribution system, and antenna distribution system: An interface module (4) for a unit (1, 2) which is designed to transmit and/or amplify essential communication signals inside an antenna distribution system (29) is specified, said module comprising a first analog interface (6) for forwarding and receiving essential communication signals from mobile terminals (32), a second interface (7)... Agent:

20110274146 - Antenna and multi-input multi-output communication device using the same: A antenna for transmitting radio signals of a lower frequency and a higher frequency includes a driven element comprising two first radiating units for a lower frequency band and two radiating units for a higher frequency band, and a reflector element comprising a first reflecting unit for the lower frequency... Agent:

20110274147 - Systems and methods for retransmission with on-line reconfiguration: Disclosed are various embodiments for performing retransmission with on-line reconfiguration. A data stream is encoded into first frames according to a framing configuration. A request is obtained for an on-line reconfiguration of the framing configuration from a receiver. The encoding of the data stream into the first frames is suspended... Agent: Ikanos Communications, Inc.

20110274148 - Managing upstream transmission in a network: A bandwidth allocation and monitoring method may divide available bandwidth on a shared communication medium into a plurality of discrete tones that can be individually allocated to modems on an as-needed basis. The effective modulation rate that a particular modem can use for each discrete tone can be monitored over... Agent: Comcast Cable Communications, LLC

20110274149 - Method, apparatus, and system for time synchronization of xdsl: The present invention provides a method, an apparatus, and a system for time synchronization of an xDigital Subscriber Line (xDSL). The method includes: transmitting, by a customer premises equipment (CPE), a first symbol to a central office (CO) equipment, and obtaining time Ts2 indicating the moment that the first symbol... Agent: Huawei Technologies Co., Ltd.

20110274152 - Communication apparatus and communication method: A communication apparatus calculates a residual component by noting one of a given plurality of transmitted signals and by canceling a component corresponding to a candidate/candidates for the other/others of the plurality of transmitted signals from a signal corresponding to one of a plurality of received signals. The communication apparatus... Agent: Fujitsu Limited

20110274153 - Flexible timebase for eye diagram: A flexible timebase for eye diagrams uses a stable free running oscillator as a sample clock for equivalent time sampling of an input serial digital signal and of a reference signal, such as a sine wave, derived from a subdivided recovered clock of the input serial digital signal. The reference... Agent: Tektronix, Inc

20110274150 - Logical triggering in the frequency domain: A frequency mask trigger capable of triggering based on a logical combination of two or more areas of a frequency mask transforms a frame of digital data representing an input signal into a frequency spectrum having a plurality of frequency bins, with each frequency bin having a power amplitude value.... Agent: Tektronix, Inc

20110274151 - Upstream adaptive modulation in a communications system: A system and method for providing upstream adaptive modulation. Burst parameters associated with a range of data interval usage codes (IUCs) are defined. Each of the data IUCs has a different modulation order and forward error correction (FEC). The SNR and codeword error rate for each satellite modem in the... Agent: Broadcom Corporation

20110274154 - Compensated phase detector for generating one or more clock signals using dfe detected data in a receiver: A method and apparatus generating one or more clock signals in a receiver employing decision-feedback equalization (DFE). A received signal is sampled by a data clock and a transition clock, generating a data sample signal and a transition sample signal, respectively. A DFE correction is performed DFE circuitry on the... Agent: Lsi Corporation

20110274155 - Apparatus, system, and method for distributed video transcoding: A method is described for streaming video data within a network, wherein the video data includes a sequence of frames. The method includes encoding the sequence of frames and generating a plurality of substreams from the encoded frames in this embodiment. Each of the plurality of substreams is assigned an... Agent: Deutsche Telekom Ag

20110274159 - Encoding device and method, decoding device and method, edition device and method, recording medium, and program: The present invention relates to an encoding device and a method, a decoding device and a method, an editing device and a method, a storage medium, and a program which can perform encoding and decoding so that buffer failure does not occur. Information, such as a minimum bit rate, a... Agent: Sony Corporation

20110274158 - Method and apparatus of adaptive loop filtering: In a block-based motion compensated system, coding noises may arise due to lossy operations such as quantization. Deblocking is often used to alleviate visibility of coding artifacts by applying filtering across block boundaries adaptively. In the recent HEVC development, adaptive loop filtering (ALF) is being adopted to process deblocked reconstruction... Agent: Mediatek Inc.

20110274157 - Method and system for 3d video pre-processing and post-processing: A 3-dimensional (3D) video transmitter may be operable to determine a modification process to be utilized for modifying an enhancement layer of a 3D video frame before encoding of the enhancement layer. The modification process may provide increased compression efficiency during the encoding. The enhancement layer may be modified utilizing... Agent:

20110274156 - System and method for transmitting multimedia stream: Systems and methods for transmitting a multimedia stream are disclosed. A transmitter encodes audio data, video data, and control information received from a source and transmits over a network the different types of data to a receiver coupled to a display. The systems and methods utilize different network queues for... Agent: Cavium Networks

20110274162 - Coding unit quantization parameters in video coding: A method is provided that includes receiving a coded largest coding unit in a video decoder, wherein the coded largest coding unit includes a coded coding unit structure and a plurality of coded quantization parameters, and decoding the coded largest coding unit based on the coded coding unit structure and... Agent:

20110274161 - Image processing method and apparatus: Provided are an image processing apparatus and an image processing method. The image processing method includes: obtaining a reference block a having a first resolution and a differential block having the first resolution; transforming a resolution of a prediction block having the first resolution and a resolution of the differential... Agent: Samsung Electronics Co., Ltd.

20110274160 - Moving picture coding device, moving picture coding method, and moving picture coding program: A moving picture coding device is a moving picture coding device which codes a moving picture, and includes: a VBV modeling unit which simulates an occupancy amount of a coded data buffer (VBV buffer occupancy amount) at the time of decoding; and a bit rate control unit which determines a... Agent:

20110274163 - Video coding apparatus and video coding method: A video coding apparatus includes: a change amount detection unit that detects, based on pixel data included in a target block to be coded, an amount of change indicating a displacement between a top field and a bottom field caused by a difference in image capture time between the top... Agent:

20110274168 - Intraprediction encoding/decoding method and apparatus: An intraprediction encoding/decoding method and apparatus are provided. The intraprediction encoding method includes forming a flipped reference block by flipping pixels of a reference block used for intraprediction symmetrically with respect to a straight line of a predetermined direction passing through the center of the reference block, and performing intraprediction... Agent: Samsung Electronics Co., Ltd.

20110274166 - Method and apparatus for processing video signals using boundary intra coding: A boundary intra coding flag is obtained according to a current macroblock type. When the boundary intra coding flag indicates that the current macroblock is coded in an intra prediction mode using boundary intra coding, boundary coding information is obtained, and a boundary in the current macroblock is induced based... Agent: Lg Electronics Inc.

20110274164 - Methods and apparatus for transform selection in video encoding and decoding: There are provided methods and apparatus for transform selection in video coding. An apparatus includes a video encoder for encoding at least a block in a picture by selecting a transform to apply to a residue of the block from a set of two or more available transforms. The transform... Agent:

20110274165 - Parameter selection method, parameter selection apparatus, program, and recording medium: Provided that a first segment is an earliest time segment included in a discrete time segment, and a second segment is a time segment subsequent to the first segment, a positive second-segment parameter that corresponds to a weakly monotonically increasing function value of an average amplitude of prediction residuals in... Agent: Nippon Telegraph And Telephone Corp.

20110274167 - Video coding system using sub-channels and constrained prediction references to protect against data transmission errors: A coding technique is disclosed in which frames of a video sequence are assigned to one of a plurality of sub-channels to be transmitted to a decoder. The frames are coded according to predictive coding techniques such that ordinarily prediction references of the frames in each sub-channel only reach the... Agent: Apple Inc.

20110274170 - Device, system, and method for predicting residual data for intra and inter frame encoding of image or video data: A system, processor, and method are provided for encoding a data block, for example, of digital data. A processor may, from among a plurality of intra frame encoding modes each having a different direction for extrapolating already encoded pixels adjacent to the block, select an intra coding mode having a... Agent:

20110274169 - Device, system, and method for spatially encoding video data: A system, processor, and method are provided for spatially encoding a data block of digital video, such as an image frame, video stream, or other digital data. A processor may receive an uncompressed data block defining values for a set of pixels. A mode decision unit may determine a direction... Agent:

20110274171 - Transcoder, recorder, and transcoding method: A transcoder for decoding a motion picture stream encoded by using a first coding scheme, which provides intraframe coding and interframe predictive coding, and encoding the decoded motion picture stream by using a second coding scheme, the transcoder including: at decoder for decoding an input motion picture stream and detecting... Agent:

20110274172 - Image information decoding apparatus and image information decoding method for motion prediction and/or compensation of images: The present invention is directed to an image information encoding apparatus, used in receiving compressed image information through network media when processing of such compressed image information is performed on storage media. A picture sorting buffer delivers information of picture type of frame Picture_type to a picture type discrimination unit.... Agent: Sony Corporation

20110274174 - Method for coding a picture sequence, corresponding method for reconstruction and stream of coded data representative of said sequence: e

20110274175 - Motion vector generation apparatus and motion vector generation method: In a motion vector generation apparatus 1 according to the present invention, when motion vectors are sequentially generated for a plurality of images, a target point is determined at a sub-pixel level in any of the plurality of images, a corresponding point corresponding to the target point is searched at... Agent:

20110274173 - Video compression and encoding method: A method of compressing video data having at least one frame having at least one block and each block having an array of pixels is provided. The method transforms the pixels of each block into coefficients and creates an optimal transmission order of the coefficients. The method also optimizes the... Agent: Google Inc.

20110274177 - Method and apparatus for processing video frame by using difference between pixel values: A method and apparatus for processing a video frame is provided. The method includes dividing the video frame into pixel blocks each including a reference pixel; calculating difference values between the reference pixel and pixels neighboring the reference pixel; converting the calculated difference values into values that belong to a... Agent: Samsung Electronics Co., Ltd.

20110274176 - Pathway indexing in flexible partitioning: There is a processing of an incoming video signal into a compressed video bitstream. The processing includes determining indexed pathways of blocks in the incoming video signal. The processing also includes determining flexible partitioning of the blocks utilizing partitioning lines. The partitioning lines are based on index units in the... Agent: General Instrument Corporation

20110274181 - Encoding device and method, decoding device and method, edition device and method, recording medium, and program: The present invention relates to an encoding device and a method, a decoding device and a method, an editing device and a method, a storage medium, and a program which can perform encoding and decoding so that buffer failure does not occur. Information, such as a minimum bit rate, a... Agent: Sony Corporation

20110274179 - Grid encoded media asset data: Metadata can identify temporal segments of content associated with a media asset and can identify asset data types. In response to a request for a particular asset, a central office may identify a data type and a temporal segment based on metadata associated with the request.... Agent: Comcast Cable Communications, LLC

20110274180 - Method and apparatus for transmitting and receiving layered coded video: Transmitting and receiving a layered coded video, in which a picture of a base layer and a picture of at least one enhancement layer are separately encoded, the encoded pictures of the base layer and the encoded pictures of the at least one enhancement layer are arranged on a slice... Agent: Samsung Electronics Co., Ltd.

20110274178 - Method and device for parallel decoding of video data units: The present invention comprises a method for controlling a decoder, and a decoder for decoding a video data stream that comprises a plurality of video data units. The decoder comprises: a plurality of decoder units configured to carry out a plurality of decoding tasks on said video data units; a... Agent: Canon Kabushiki Kaisha

20110274182 - Multi-tiered quantization of channel state information in multiple antenna systems: A multi-tiered CSI vector quantizer (VQ) is provided for time-correlated channels. The VQ operates by quantizing channel state information by reference to both the current channel state information and a prior channel state quantization. A system is also provided that uses multi-tiered CSI quantizers. Enhanced signaling between the transmitter and... Agent: Tr Technologies Inc.

20110274183 - Antenna selection training protocol for wireless medical applications: In a medical imaging setting, wireless local devices such as probes and local coils are used. As environmental variables may change, signals from the main imaging machine from different locations around the imaging suite are transmitted and received. In determining which of a plurality of locations is best for receiving,... Agent: Koninklijke Philips Electronics N.v.

20110274184 - Estimation of the impulse response of a system on the basis of binary observations: A method of identifying an electronic or electromechanical system includes: applying at least one noise signal (u) as input to the system, applying an output signal of the system to a one-bit analog digital converter, acquiring a signal at the output of the converter, carrying out an estimation of the... Agent: Commissariat A L'energie Atomique Et Aux Ene Alt

20110274185 - Methods and arrangements for feeding back channel state information: A method and an arrangement (600) in a user equipment (140) for quantizing channel state information in a coordinated multi-point transmission radio communication system (100). A dominant path is between the user equipment (140) and a first network node (110) and a non-dominant path is between the user equipment (140)... Agent: Telefonaktiebolaget Lm Ericsson (publ)

20110274191 - multi-stream communication system: The present invention relates to a multi-stream communication system comprising a transmitting node provided with a polyphase antenna and a receiving node provided with an antenna arrangement configured to receive multiple data streams. The polyphase antenna has at least one group of multiple antenna elements, each group having N antenna... Agent:

20110274193 - Apparatus and method for generating scrambling codes in a radio communication system: An apparatus and method for generating a scrambling code in a radio communication system is disclosed. In particular, an apparatus and method for generating a scrambling code using a Gold-like sequence even when m is a multiple of 4 for a length 2m−1 of a pseudo-random sequence is disclosed. Two... Agent: Pantech Co., Ltd.

20110274187 - Method and a channel estimating arrangement for performing channel estimation: The invention relates to a method in a receiving communication node for performing channel estimation on a signal received over a channel from a transmitting communication node. The receiving and transmitting communication nodes are comprised in a radio communications network. The receiving communication node receives the signal from the transmitting... Agent:

20110274188 - Method and precoder information feedback in multi-antenna wireless communication systems: A method for two component feedback in wireless communication systems is disclosed, with a wireless communication device sending a first representation of a first matrix chosen from a first codebook, wherein the first matrix has at least two columns, the wireless communication device sending a second representation of a second... Agent: Motorola Mobility, Inc.

20110274190 - Methods to transmit and receive for low dimensions mimo systems: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110274186 - Peak-to-average power ratio reduction method for orthogonal frequency division multiplexing systems based on path finding: In a peak-to-average power ratio (PAPR) reduction method for an orthogonal frequency division multiplexing (OFDM) system based on path finding, the method applied to the OFDM system uses an ant colony optimization (ACO) algorithm and a PTS to reduce a PAPR value, and an area of a computing circuit. In... Agent:

20110274189 - Structured codebook for 4tx multiple antenna systems: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110274192 - Synchronization method and device for real-time distributed system: In order to solve the technical problem that in the current real-time distributed systems such as multi-antenna MIMO system, the implementation of synchronization between distributed modules by means of software is of a large time overhead, the invention proposes a synchronization method and device for the real-time distributed system, the... Agent: Alcatel Lucent

20110274195 - Constellation rearrangement for transmit diversity schemes:

20110274196 - Method and system for codebook design of mimo pre-coders with finite rate channel state information feedback: where A is a matrix of size N by N and aij is element (i,j) of matrix A. Voronoi regions may be generated from the codebook for the unitary matrices. A set of matrices based on the Voronoi regions and the unitary matrices may be generated. Updating the codebook may... Agent:

20110274194 - Qam and gmsk systems: Transmit baseband filter and modulator for filtering and modulating a first bit rate signal into a Gaussian filtered modulated signal and a second transmit filter and modulator for filtering and modulating a second bit rate signal into a Quadrature Amplitude Modulated (QAM) signal. A first amplifier and first transmitter for... Agent:

20110274197 - Method for transmitting mimo related information: The present invention provides a method for transmitting MIMO related information. The method includes: encoding MIMO related information of a user equipment (UE) by a base station, and transmitting downlink control signaling including a result of the encoding; receiving by the UE the downlink control signaling transmitted by the base... Agent: Ntt Docomo, Inc.

20110274198 - System and method for signaling control information in a mobile communication network: A method of transmitting control information from a wireless communication terminal to an access network includes generating control information comprising a plurality of control bits. The method also includes encoding the control bits using a block code that outputs an encoded bit sequence comprising encoded bits b(0), b(1), . .... Agent:

20110274202 - Apparatus and method for channel coding in a communication system: A method for channel coding by a transmitter in a communication system is provided. The method includes determining a degree of coded bits of a Luby-Transform (LT) code based on a coding rate of a pre-code and the number of coded bits of the LT code, selecting at least one... Agent: Samsung Electronics Co., Ltd.

20110274204 - Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal: The present invention relates to method of transmitting and receiving signals and a corresponding apparatus. One aspect of the present invention relates to an efficient layer 1 (L1) processing method for a transmitter and a receiver using data slices.... Agent:

20110274203 - Codebook with nested structure: A multi-rank beamforming (MRBF) scheme in which the downlink channel is estimated and an optimal precoding matrix to be used by the MRBF transmitter is determined accordingly. The optimal precoding matrix is selected from a codebook of matrices having a recursive structure which allows for efficient computation of the optimal... Agent: Nec Laboratories America, Inc.

20110274201 - Device, method and system of wireless communication over an extremely high radiofrequency band: Disclosed is a method, circuit and system for wireless communication, including communication in an extremely high radio frequency range. There is provided a transmitter, such as an orthogonal frequency-division multiplexing (“OFDM”) based transmitter, which may transmit data in a frequency band residing within the range of 5 GHZ to 300... Agent:

20110274205 - Method for transmitting reference signal in downlink multi-input multi-output system: Provided is a method for transmitting a reference signal (RS) in a downlink multi-input multi-output (MIMO) system which supports a first user equipment (UE) for supporting N transmission antennas from among a total of M transmitting antennas and a second UE for supporting M transmitting antennas (wherein, M>N). The method... Agent:

20110274200 - Method for transmitting/receiving data in a multiple-input multiple-output system using multi-carrier: A method for transmitting/receiving data in a Multiple Input Multiple Output (MIMO) communication system is disclosed. The data transmission method includes determining a precoding matrix to be a part of a phase-shift-based precoding matrix, determining a first diagonal matrix for phase shift to be a part of the phase-shift-based precoding... Agent:

20110274199 - Method of transmitting data in wireless communication system: The method includes generating coded bits by encoding information bits, dividing the coded bits into a first bit-stream and a second bit-stream, generating a first data symbol by performing anti-gray mapping on the first bit-stream, generating a second data symbol by performing gray mapping on the second bit-stream, and transmitting... Agent:

20110274206 - System and method for rf signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems: A system and method for generating weight values based on maximum data rate for weighting elements included within signal weighting and combining arrangements used in various multi-antenna transmitter and receiver structures is disclosed herein. Weighting values for a given signal combining arrangement are set so as to maximize an output... Agent: Broadcom Corporation

20110274209 - Codebook based precoding methods: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110274207 - Enhancing mimo transmission: A multi-rank beamforming (MRBF) scheme in which the downlink channel is estimated and an optimal precoding matrix to be used by the MRBF transmitter is determined accordingly. The optimal precoding matrix is selected from a codebook of matrices having a recursive structure which allows for efficient computation of the optimal... Agent: Nec Laboratories America, Inc.

20110274208 - Feedback generator for codebook with nested structure: A multi-rank beamforming (MRBF) scheme in which the downlink channel is estimated and an optimal precoding matrix to be used by the MRBF transmitter is determined accordingly. The optimal precoding matrix is selected from a codebook of matrices having a recursive structure which allows for efficient computation of the optimal... Agent: Nec Laboratories America, Inc.

20110274210 - Time alignment algorithm for transmitters with eer/et amplifiers and others: An apparatus and method for aligning input and feedback signals in a transmission circuit are provided. The method includes capturing an input signal and a feedback signal, determining a first time delay between the input signal and the feedback signal, determining a second time delay between the input signal and... Agent: Samsung Electronics Co. Ltd.

20110274211 - Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal: The present invention relates to a method of transmitting and a method of receiving signals and corresponding apparatus. One aspect of the present invention relates to an efficient L1 signaling method for an efficient transmitter and an efficient receiver using the efficient L1 signaling method for an efficient cable broadcasting.... Agent:

20110274212 - Method and apparatus for transmitting data in a digital communication system, and computer-readable storage medium relating thereto: The present invention is directed to a transmitter and method for transmitting data in a digital communication system, the method comprising generating an original symbol by mapping the bits of the original bit sequence using a modulation constellation, generating at least one counter part symbol from the original symbol or... Agent: Panasonic Corporation

20110274214 - Method and apparatus for store and replay functions in a digital radio broadcasting receiver: A method for receiving and processing a digital radio broadcasting signal includes: receiving a digital radio broadcasting signal comprised of two or more multicast contents, playing a first one of the multicast contents, and concurrently storing a second one of the multicast contents. A receiver that implements the method is... Agent: Ibiquity Digital Corporation

20110274213 - Reception device and apparatus having the same: Data transfer is realized to support a high-speed and complex driving control of the driving element. A driving device includes a driving unit configured to supply a driving element with a pulse signal that determines a driving period to drive the driving element, an input unit configured to receive, in... Agent: Canon Kabushiki Kaisha

20110274215 - Method and apparatus for training the reference voltage level and data sample timing in a receiver: Methods and apparatuses for calculating the location of an optimal sampling point for a receiver system are disclosed. In brief, a first method comprises determining a maximum voltage margin and a maximum timing margin of a received signal, and from these margins, determining an optimal sampling point, which includes a... Agent: Micron Technology, Inc.

20110274216 - Continuous phase modulation for satellite communications: A new coded continuous phase modulation (CPM) scheme is proposed to enhance physical layer performance of the current DVB-RCS standard for a satellite communication system. The proposed CPM scheme uses a phase pulse design and combination of modulation parameters to shape the power spectrum of CPM signal in order to... Agent: Hughes Network Systems, LLC.

20110274218 - Dual polarization transmission system, dual polarization transmission method, reception apparatus, transmission apparatus, reception method, and transmission method: A receiving device of a dual polarization transmission system includes: a receiver that receives an RF signal that is transmitted with the use of two orthogonal polarizations; two reception local oscillators that include PPL circuits to convert the received RF signal of each of the polarizations into an IF signal;... Agent:

20110274217 - Method and system for deinterleaving signals: There are provided method and system for deinterleaving signals. The method comprises: (a) recording plural signal reception events, wherein each signal reception event is associated with a received signal at a receiver, and represented by a space-time coordinate having a space component based on a location of the receiver and... Agent:

20110274219 - Apparatus for estimating frequency offset in ofdm system: Provided is an apparatus for estimating a frequency offset by one training symbol including two symbols having the same structure and value in an OFDM system. The apparatus includes a first likelihood function calculator for modeling non-Gaussian impulsive noise included in the training symbol to a Cauchy probability density function... Agent: Sungkyunkwan University Foundation For Corporate Collaboration

20110274220 - Reduced complexity timing estimation for locating the position of a mobile terminal: A method and corresponding apparatus are provided to reduce the complexity of calculations needed to determine the time of arrival of position reference signals transmitted from multiple cells. A scheduler determines at a given instance what portions of a search grid or search window to search. A timing estimation circuit... Agent: Telefonaktiebolaget L M Ericsson (publ)

20110274221 - Methods for adjusting system clock in terms of operational status of non-baseband module, methods for peripheral device control adjustment, and electronic devices using the same: A method for adjusting a system clock in terms of an operational status of at least one non-baseband module includes: getting first information corresponding to the system clock required by at least one baseband module, wherein the first information comprises a frequency characteristic of the system clock; getting second information... Agent:

20110274223 - Agc tuner for mimo systems: The present disclosure provides methods and systems for automatic gain control (AGC) in a multiple input multiple output (MIMO) system having two or more receiver chains, each receiver chain including a receiver and an AGC module. The AGC system accepts a signal at a compensation module associated with the receiver... Agent: Virtualwire Technologies Private Limited

20110274222 - Digital frequency channelizer: A method and apparatus provide digital frequency channelization of a digitally sampled input stream having a first bandwidth. The method and apparatus are implementable in software, firmware or hardware and convert a first set of real samples from the input stream into a first plurality of complex samples with a... Agent: Applied Signal Technology, Inc.

20110274224 - Method and device to control the gain of a radio receiver: An automatic gain control (AGC) method and system for a radio receiver are proposed in which the ACG comprises two AGC loops; a first loop controlling signal gain in the analogue portion of the radio receiver, a second loop controlling gain in the digital domain after digitization of the received... Agent: St-ericsson Sa

20110274225 - Method and system for denoising signals: The application is directed to generally applicable denoising methods and systems for recovering, from a noise-corrupted signal, a cleaned signal equal to, or close to, the original, clean signal that suffered corruption due to one or more noise-inducing processes, devices, or media In a first pass, noise-corrupted-signal-reconstruction systems and methods... Agent:

20110274226 - Synchronization processing circuit and synchronization processing method in wireless communication system: The synchronization processing circuit in the wireless communication system comprises a plurality of correlation operation modules 31 through 3N that execute correlation operation, each of which correlation operation modules includes a plurality of correlators 60, a plurality of shift registers 50 for shifting a correlation code, an interface which transfers... Agent:

20110274227 - Wireless base station: A wireless base station capable of keeping an internal clock highly accurate even in a case where a malfunction occurs in an external time information notification server such as an NTP server. A wireless base station that performs wireless communication with a mobile terminal is connected to a plurality of... Agent: Mitsubishi Electric Corporation

20110268157 - Data encoding: The receiver portion of a UWB wireless device is altered by replacing analog-to-digital circuitry with a simple energy detection circuit. In embodiments, the coding methodology of a transmitter is altered to support the simplified receiver configuration. For example, instead of coding the data to be sent in the phase of... Agent: Microsoft Corporation

20110268155 - Distance estimation apparatus, system and method using ranging counter: Provided is a distance estimation apparatus, system and method for accurately estimating the distance between TX/RX devices by means of low-end hardware in a communication system such as the IEEE 802.15.4a system. The distance estimation apparatus includes an analog-to-digital converter, a parallelizer, a parallel synchronization means, a counter, and a... Agent:

20110268156 - Method for pulse-based ultra-broadband communication between at least one transmitting node and at least one receiving node: An ultra-broadband signal having a plurality of pulses is transmitted from one or more transmitting nodes to one or more receiving nodes. In the ultra-broadband signal, data are transmitted by pulses having a first pulse rate in a first data transmission and by pulses having a second pulse rate in... Agent:

20110268158 - Flexible capacity satellite communications system with flexible allocation between forward and return capacity: Systems and methods for supporting more flexible coverage areas and spatial capacity assignments using satellite communications systems are disclosed. Antenna elements are arranged in one or more phased arrays. The phased arrays may be used to receive uplink communications, transmit downlink communications, or both receive uplink communications and transmit downlink... Agent: Viasat, Inc.

20110268159 - Method for locating satellites using directional finding: An improved method is provided for positioning a directional antenna coupled to a radio towards a satellite. The method includes: receiving an input to the radio from an operator of the radio, where the input indicates a desired time period for positioning the antenna; transmitting, during the desired time period,... Agent: Harris Corporation

20110268160 - Transmission timing control system and method, and mobile station for use therein: It is an object of the present invention to hold the detecting range of a timing correlator in a base station to the minimum required and to reduce the circuit scale and power requirement of the timing correlator. Before a mobile station transmits a data signal, it transmits a signal... Agent:

20110268161 - Repeating for low-overhead communication in a network: Communicating between stations over a shared medium comprises: receiving, at a destination station, a first waveform that includes one or more segments of a payload that originated from an origin station with a sequence of multiple segments, the one or more segments included in the first waveform having been transmitted... Agent: Atheros Communications, Inc.

20110268162 - Preventing inter-set miscommunication while maintaining robust signalling in a noisy environment: A method and apparatus for preventing inter-set miscommunication while maintaining robust signalling in a noisy environment includes providing a controller and a set of devices, the set of devices having a unique set ID and communicating with said controller. The set of devices communicates with said controller by transmitting and... Agent: Signalink Technologies Inc.

20110268163 - Rf digital spur reduction: Digital spur reduction in which spurs are kept outside selected channels of interest. An integrated radiofrequency transceiver circuit has digital and analogue components, the circuit includes a radiofrequency signal receiver having a local oscillator signal generator configured to provide a local oscillator signal at a frequency fLO and a mixer... Agent: Nxp B.v.

20110268164 - Rf digital spur reduction: Digital spur reduction in which spurs are kept outside selected channels of interest, with illustrative embodiments relating to an integrated radiofrequency transceiver circuit having digital and analogue components, the circuit having a radiofrequency signal receiver with a local oscillator signal generator configured to provide a local oscillator signal at a... Agent: Nxp B.v.

20110268165 - Cable modem and method of supporting various packet cable protocols: A cable modem communicates with a plurality of packet cable dynamic host configuration protocol (DHCP) servers and a terminal DHCP server. Each packet cable DHCP server corresponds to one packet cable protocol. The cable modem broadcasts a DHCP discover packet with one packet cable protocol to the packet cable DHCP... Agent: Hon Hai Precision Industry Co., Ltd.

20110268166 - Channel information feedback method and apparatus thereof: A channel information feedback method adapted in a receiving end of a multiuser multiple input multiple output (MU MIMO) system has following steps. A subspace matrix and a magnitude matrix related to a transmitting end of the MU MIMO system are obtained according to a channel matrix corresponding to the... Agent: Industrial Technology Research Institute

20110268167 - Method and apparatus for signal peak-to-average ratio reduction: A method and apparatus taught herein reduce the peak-to-average ratio (PAR) of a complex-valued signal based on detecting peaks in the signal that are above a peak threshold, characterizing the detected peaks in Cartesian coordinates, generating cancellation pulses in Cartesian coordinates based on the detected peak characterizations. PAR reduction processing... Agent:

20110268168 - Methods and systems for increased communication throughput: Systems and methods for increasing communication throughput by superimposing multiple signal components in the same bandwidth are disclosed. Cochannel interference is reduced by using signal separation algorithms. The signal separation algorithms may use both a priori information about the superimposed signals and measured channel parameters. In addition, error correction encoding... Agent: The Aerospace Corporation

20110268169 - Equalization apparatus and broadcasting receiving apparatus: An equalization apparatus configured to receive a digitally modulated single carrier signal and perform multipath equalization in a frequency domain, including a frequency domain conversion unit which converts a received signal to a frequency domain signal, a channel estimation unit configured to estimate a channel response in a frequency domain... Agent: Kabushiki Kaisha Toshiba

20110268170 - Data signal quality evaluation apparatus:

20110268172 - Receiver apparatus and receiving method: There is disclosed a receiver apparatus that can receive OFDM signals. The apparatus comprises: an FFT unit for transforming signals inputted to the apparatus into frequency-domain signals, thereby outputting the transformed signals on a complex symbol-by-complex symbol basis; correlation-calculating units each of which calculates an index indicating a correlation between... Agent: Panasonic Corporation

20110268171 - Signal selection apparatus and method thereof: A signal selection apparatus for selecting a target signal from a plurality of input signals is provided. The input signals correspond to different time indexes. The signal selection apparatus comprises a weight calculation unit for generating a corresponding weight respectively for each of the input signals, a processing unit for... Agent: Mstar Semiconductor, Inc.

20110268173 - Method for adapting filter cut-off frequencies for the transmission of discrete multitone symbols: The invention creates a method for adapting filter cut-off frequencies for the transmission of discrete multitone symbols, where a transmit symbol datastream consisting of discrete multitone symbols is applied to an interpolation device, the transmit symbol datastream is interpolated with a symbol rate in the interpolation device, an interpolated symbol... Agent: Lantiq Deutschland Gmbh

20110268174 - Package output method and device for arithmetic coding: A method and a device for arithmetic code package outputting. The method comprises: acquiring the 7-bit output string of the upper bits according to the CodLow value, i.e., the starting position of the probability space to be updated, and using the 7-bit ID string to identify the output characters with... Agent: Coship Electronics Co., Ltd.

20110268176 - Apparatus and method for allocating a data rate in a multi-antenna transmitter: An apparatus and method for allocating a data rate in a multi-antenna system are provided, wherein a noise threshold corresponding to a modulation scheme, a coding rate, or a combination of both applied to a base layer from among a plurality of layers is set as a reference noise threshold,... Agent: Samsung Electronics Co., Ltd.

20110268175 - Differential protection of a live scalable media: Differential protection of a live scalable media is disclosed. A first scalable encoding method is utilized for encoding a layer of a live media bit-stream, the first scalable encoding method having a first error resilience and a first bit cost. In addition, a second scalable encoding method is utilized for... Agent:

20110268177 - Joint depth estimation: Various implementations are described. Several implementations relate to joint depth estimation for multiple depth maps. In one implementation, a first-view depth indicator for a location in a first view is estimated, and a second-view depth indicator for a corresponding location in a second view is estimated. The estimating of one... Agent:

20110268178 - Encoding video streams for adaptive video streaming: One embodiment of the invention sets forth an encoding server including components configured to encode a video stream associated with a content title for adaptive streaming. The video stream is first processed by a VC1 encoder to generate an encoded video stream comprising a multiple GOPs, each GOP including a... Agent:

20110268179 - Motion estimation with variable spatial resolution: A motion estimator has a spatial sub-sampler to receive input images; at least one motion estimator determining motion vectors between input images and sub-sampled motion vectors between sub-sampled images; an up-sampler for up-sampling the sub-sampled motion vectors; and a selector for providing a motion vector output by selecting between the... Agent: Snell Limited

20110268185 - Delivery system and method and conversion device: A delivery system, which distributes at least one stream to a terminal over a network, includes a conversion apparatus that in distributing encoded data of a moving image specified by a terminal, re-uses information of the encoded data to convert the encoded data so that the encoded data converted fits... Agent:

20110268184 - Inverse quantization method, inverse quantization device, and program: Disclosed is an inverse quantization method that reverse-quantizes multiple quantized values as a set, obtaining a set of multiple inverse quantized values, said method being characterized in that the range of potential inverse quantized values for each quantized value is obtained using at least a signal other than that of... Agent:

20110268182 - Method and apparatus for adaptive quantization of subband/wavelet coefficients: According to one implementation, the so present invention provides a method and apparatus to adapt the quantization steps-size used to quantize wavelet coefficients to the average brightness level of the corresponding pixels in a wavelet image or video coder. In another implementation, this method and apparatus produces a JPEG2000 Part... Agent: Thomson Licensing A Corporation

20110268181 - Method and apparatus for rate control for compression of video frames: A method and apparatus for controlling the rate of compression in video/image compression environments is provided. The method includes determining a scaling factor that results in a compressed file size as close to a target file size as possible. In determining the scaling factor, tolerance limits of the current file... Agent: Thomson Licensing

20110268183 - Method and apparatus for transform selection in video encoding and decoding: There are provided methods and apparatus for transform selection in video coding. An apparatus includes a video encoder for encoding at least a block in a picture by selecting a transform to apply to a residue of the block from a set of two or more available transforms. The transform... Agent: Thomson Licensing

20110268180 - Method and system for low complexity adaptive quantization: A method of encoding a block of pixels in a digital video sequence that includes computing an average texture measure for a plurality of blocks of pixels encoded prior to the block of pixels, computing a texture measure for the block of pixels, computing a block quantization step size for... Agent:

20110268186 - Encoding/decoding system using feedback: A computer-implemented method for encoding using feedback. The method comprising includes encoding a base layer of a current frame, generating a residue of the current frame, and encoding the residue of said current frame. Also, in response to feedback from a receiver, wherein the feedback is based on the base... Agent:

20110268187 - System and method for determining encoding parameters: A method for optimizing a video transmission, in a constrained environment using a video coder adapted for coding the video data to be transmitted, includes determining one or more compression parameters for the video coder considered to transmit the video data at a given throughput or for a given quality.... Agent: Thales

20110268188 - Block mode encoding/decoding method and apparatus, and method and apparatus for image encoding/decoding using the same: The present disclosure relates to method and apparatus for block mode encoding/decoding and a method and apparatus for video encoding/decoding using the same. The disclosure provides a block mode encoding apparatus that predicts the block mode of a current block and encodes the block mode of the current block depending... Agent: Sk Telecom Co., Ltd.

20110268189 - Method and apparatus to prioritize video information during docing and decoding: A method and apparatus prioritizing video information during coding and decoding. Video information is received and an element of the video information, such as a visual object, video object layer, video object plane or keyregion, is identified. A priority is assigned to the identified element and the video information is... Agent: At&t Intellectual Properties Ii, L.p.

20110268192 - Moving image decoding device, moving image decoding method, and program: There are provided an analysis unit that analyzes an input bit stream to output first intermediate data and analysis information, a conversion rule storage unit that stores a conversion rule, according to which an error-detected bit stream included in the analysis information output from the analysis unit or a bit... Agent:

20110268191 - Video encoding system and method: A video encoding system for encoding consecutive images of a video sequence, the encoding of a current image being done with respect to a previous and/or subsequent image, the encoding system including an input data reception module to receive the current image to be encoded and to receive a non... Agent: Sagemcom Broadband Sas

20110268190 - Video interpolation: A method and apparatus are provided for motion compensated video interpolation. Each field or frame in a sequence of video images is subdivided into a plurality of blocks and a motion vector field is derived using block matching for a current video field using data matched to a previous video... Agent:

20110268195 - Device and method for multiview video decoding: In a multiview video decoding device conforming to H.264/AVC, the amount of calculation in a reordering process on a reference picture list is reduced. This is achieved as follows. A view index selector extracts only an entry or entries whose view IDs correspond to an inter-view reference flag which is... Agent: Panasonic Corporation

20110268193 - Encoding and decoding method for single-view video or multi-view video and apparatus thereof: Provided are encoding and decoding methods for a single-view video or a multi-view video and apparatuses thereof. The multi-view encoding method includes performing motion and disparity estimation based on a base image, a supplementary image, and a reference image, generating residual data using the reference image and the motion and... Agent: Electronics And Telecommunications Research Institute

20110268194 - Image transmission method, image reception method, image transmission apparatus, image reception apparatus, and image transmission system: Provided is an image transmission apparatus. The image transmission apparatus includes a compression unit configured to compress an integrated image in which a normal viewing moving image and an additional information moving image are arranged on one frame, an area information encoding unit configured to encode area information representing an... Agent: Sony Corporation

20110268196 - Apparatus of processing an image and a method of processing thereof: The disclosure is disclosed an apparatus of processing an image and a method thereof. According to the present invention, the method of transmitting a broadcast signal for a 3-dimensional, 3D, service, the method may include encoding video data for a 3D service into a stream and transmitting a broadcast signal... Agent:

20110268197 - Client-side watermarking using hybrid i-frames: A system and method for client-side watermarking of digital content using hybrid Intra-Frames (I-Frames) are provided. In general, a content source provides a compressed video stream and a hybrid I-Frame stream to a client device via a network. The hybrid I-Frame stream includes a number of low-loss I-Frames corresponding to... Agent: Qurio Holdings, Inc.

20110268198 - Driver circuit, receiver circuit, and method of controlling a communications system including the circuits: In a communications system for differential signals, a driver circuit is connected to a receiver circuit by a pair of differential signal lines. When data is not being transmitted, the differential signal lines are maintained at a predetermined electric potential, and when data is to be transferred, a differential signal... Agent:

20110268200 - Delayed acknowledgements for low-overhead communication in a network: Communicating between stations over a shared medium comprises: receiving a first waveform at a first station transmitted over the shared medium from a second station, the first waveform including a payload having multiple segments, and during reception of a first segment of the payload, initiating processing of one or more... Agent: Atheros Communications, Inc.

20110268199 - Embedded communications capabilities for radio-controlled improvised explosive device force protection systems: A method and system for embedded communications that allows for FFT/IFFT-capable radio-controlled improvised explosive devices (“RC-IED”) force protection systems to communication information across local networks to enhance force protection operations and to provide additional data capacity to support other tactical operations. The communications system utilizes a significant amount of existing... Agent: Src, Inc.

20110268201 - Method and apparatus for random access channel probe initialization using transmit diversity: Embodiments of the present invention may separately utilize transmit paths of a mobile transmit diversity device to initialize communication with a base station over a random access channel, particularly where the transmit paths have power amplifiers with different characteristics, e.g., different power amplification.... Agent:

20110268202 - Transmission unit adopting a differential voltage driving system, transmission unit and receiving unit selectively adopting a differential current driving system, differential voltage driving system, and interface system: In the transmitter, receiver and interface system capable of selective adoption of a differential current driving scheme and a differential voltage driving scheme, a differential current driving scheme and a differential voltage driving scheme can be selectively adopted in one semiconductor chip depending upon the states of the transmission lines,... Agent: Silicon Works Co., Ltd

20110268205 - Low-rate feedback to enhance transmission using multi-rank beamforming: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110268206 - Method and device of channel estimation for ofdm system: The present invention relates to the field of communication technology. A channel estimation device for an Orthogonal Frequency Division Multiplexing (OFDM) system is provided for performing channel estimation on data based on synchronization signal and pilot, which comprises: a synchronization signal based initial channel estimation module for performing initial channel... Agent: Timi Technologies Co., Ltd.

20110268204 - Multiple input multiple output communication system of supporting several reporting modes: A plurality of reporting modes used to report feedback information is provided. A transmitter and a receiver generate and share feedback information based on a corresponding reporting mode.... Agent: Samsung Electronics Co., Ltd.

20110268203 - Techniques for decoding transmitted signals using reactive taboo searches (rts): Techniques for enabling an estimate of a transmitted signal vector, given a received signal vector and a channel matrix to be computed, are provided. An initial solution signal vector for the estimate is calculated, and based on the initial estimate, a pool of possible solutions is generated. Methods described herein... Agent: Indian Institute Of Science

20110268209 - Beamforming in mimo systems: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268214 - Feedback generation in recursive multi-rank beamforming: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268208 - Mu-comp channel state normalization measure quantization and transmission: Uplink overhead is significantly reduced in a MU-COMP wireless communication network by exploiting the dissimilarity of received signal strength in signals transmitted by geographically distributed transmit antennas, as seen by receiving UEs. Each UE calculates a quantized normalization measure of channel elements for a channel weakly received from a first... Agent:

20110268207 - Multiple input multiple output communication system using codebook corresponding to each reporting mode: A multiple input multiple output (MIMO) communication system using a first codebook and a second codebook is provided. The first codebook and the second codebook may independently exist, or may exist in a form of an overall codebook in which the first codebook and the second codebook are integrated with... Agent: Samsung Electronics Co. Ltd.

20110268211 - Quantized and successive precoding codebook: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink. User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268213 - Quantized precoding for 2tx multiple antenna systems: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink. User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268210 - Restricted multi-rank precoding in multiple antenna systems: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268215 - Space-time precoding and associated feedback generation methods in multiple antenna systems: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink. User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268212 - Successive beamforming strategies and methods: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268223 - Closed-loop mimo transmission and its related signaling: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110268218 - Electronic device and methods of sending information with the electronic device, controlling the electronic device, and transmitting and receiving information in an information system: An electronic device includes a display unit, a communication unit communicating with one or more external electronic devices, and a controller controlling a display unit to display information about the one or more external electronic devices in a first region, corresponding to a first side of a plurality of sides... Agent: Lg Electronics Inc.

20110268224 - Feedback generation in multiple antenna systems: A quantized multi-rank beamforming scheme for multiple-antenna systems such as a multiple-input-multiple-output (MIMO) wireless downlink. User equipment (UE) estimates downlink channel and transmit power and determines rank and power allocations. A quantized beamforming matrix is then determined by the UE using successive beamforming. The UE also determines channel quality indices... Agent: Nec Laboratories America, Inc.

20110268219 - Feedback strategies for constrained codebooks used in mimo precoding: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110268221 - Quantized feedback strategies and signal generation: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110268220 - Restricted codebooks and related signaling to perform beamforming: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110268222 - Successive codebook and feedback in precoding systems: Methods and apparatus are disclosed for applying successive multi-rank beamforming strategies (e.g., successive precoding strategies) for the design of precoders over a set of parallel channels. Successive beamforming is applied to a narrow band channel model and is also applied for finer quantization of a single beamforming vector (e.g., recursive... Agent: Nec Laboratories America, Inc.

20110268217 - Systems and methods for coordinating the scheduling of beamformed data to reduce interference: A system and method are disclosed for coordinating the scheduling of beamformed data to reduce interference in a wireless system. A first optimum phase adjustment is determined to increase the gain of an intended signal at a mobile device. A second optimum phase adjustment is determined to decrease the gain... Agent: Eden Rock Communications, LLC

20110268216 - Transmitter gain control and calibration: Embodiments provide improved systems and methods of gain control and calibration for wireless transmitters. In particular, embodiments allow linear gain control over the entire transmitter gain control range, independent of temperature/process variations. Embodiments require very low power consumption compared to existing approaches. Embodiments may also be used for gain control... Agent: Broadcom Corporation

20110268226 - Memory effect canceller, transmitter, and memory effect cancelling method: A memory effect canceller includes a sample obtaining section that obtains a plurality of discrete-time samples of a transmission signal supplied to a power amplifier that amplifies a transmission signal, a signal generation section that generates a correction signal that is a weighted linear combination, using given weighting coefficients, of... Agent: Fujitsu Limited

20110268225 - Orthogonal differential vector signaling: Using a transformation based at least in part on a non-simple orthogonal or unitary matrix, data may be transmitted over a data bus in a manner that is resilient to one or more types of signal noise, that does not require a common reference at the transmission and acquisition points,... Agent: Ecole Polytechnique Federale De Lausanne (epfl)

20110268227 - Power level settings for transmission lines: A method, wherein the following steps are iteratively repeated: providing each of a plurality of signals at a respective one of a plurality of transmission links; transmitting each of the plurality of signals over the respective one of the plurality of transmission links; and measuring signal-to-noise ratios of the plurality... Agent: Lantiq Deutschland Gmbh

20110268228 - Receiving device: A receiving device includes a case body having an insertion slot of a contact IC card formed in the case body, a tuner arranged in the case body to receive a digital broadcasting signal, and a digital circuit board arranged in the case body to accommodate the tuner mounted on... Agent: Mitsumi Electric Co., Ltd.

20110268229 - System and method for decoding automatic identification system signals: Various embodiments are described herein for a system and method of detecting Automatic Identification System (AIS) signals in space and decoding these signals. In one aspect, a system for performing this function is described which includes a receiver configured to receive the plurality of AIS signals and pre-process the plurality... Agent:

20110268231 - Method for qr-mld demodulation: A method for QR-MLD demodulation includes the steps of: determining a transmission reception mode; receiving symbols represented by a received symbol vector; generating a channel matrix; performing QR decomposition on the channel matrix to compute an unitary matrix and an upper triangular matrix; processing the received symbol vector by multiplying... Agent: Nec Corporation

20110268230 - Optimizing a receiver for multiple antenna configurations: A method for optimizing a multiple input multiple output (MIMO) receiver for multiple antenna configurations is disclosed. A noise covariance is determined based on a noise estimate of a wireless signal. A Cholesky decomposition matrix is determined based on the noise covariance. A whitening matrix is determined based on the... Agent: Qualcomm Incorporated

20110268232 - Inter-carrier bandwidth control for mitigating iq imbalance: Digital IQ imbalance estimation and compensation is facilitated by shaping the frequency response of receiver branches. In particular, in a multi-carrier receiver, the frequency response of signal processing elements in at least one receiver branch is set to not fully attenuate received signals in a frequency band of interest. The... Agent:

20110268233 - Apparatus and method for timing of signals: The invention relates to a method and an apparatus (1) for the timing of signals (2), preferably of signals (2) including fast changing disturbances, the apparatus (1) comprising a first timer (3) and a second timer (4), the first timer (3) is characterised by a first decay time (5) and... Agent: Nxp B.v.

20110268234 - Method and apparatus for transmitting and receiving a timing correction message in a wireless communication system: A method for transmitting a timing correction message in a wireless communication system, the method comprising, Generating the timing correction message comprising a 8-bit MessageID field and a 2-bit NumSectors field wherein, the NumSectors field indicates the number of sector records in the message and a 16 bit TimingCorrection field... Agent: Qualcomm Incorporated