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Pulse or digital communications

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
04/10/2014 > 79 patent applications in 32 patent subcategories.

20140098837 - Antenna selection with frequency-hopped sounding reference signals: A transceiver has a first antenna and a second antenna for transmitting alternatively a frequency-hopped sounding reference signal (SRS) over a sub-band of a bandwidth at a time. The transceiver includes a determination unit for determining whether a number of sub-bands in the bandwidth is odd or even, a transmitter... Agent: Mitsubishi Electric Research Laboratories, Inc.

20140098838 - Digital receiver performance in the presence of image frequencies: A digital Radio Frequency (RF) receiver may exhibit image frequencies and these image frequencies may be mathematically related to the intermediate frequency (IF) that is utilized for transmission and reception. In accordance with an embodiment, channel switching may be performed to identify an appropriate receive frequency in the presence of... Agent:

20140098839 - All band gnss receiver: One embodiment of the present invention provides a signal-recording system. During operation, the system receives a plurality of radio frequency (RF) signals, separates the RF signals to obtain a first group of RF signals in a first RF band and a second group of RF signals in a second RF... Agent: Aviacomm Inc.

20140098840 - Method, apparatus and computer program for controlling a receiver: Linear symbol level equalisation is used to estimate a transmitted symbol vector xn(0) in an nth observation window yn of signals received from multiple users each using a different spreading code. An iterative conjugate gradient algorithm resolves a column vector z that satisfies Az=b, A being a square matrix and... Agent: Renesas Mobile Corporation

20140098841 - Underwater acoustic multiple-input/multiple-output (mimo) communication systems and methods: Methods and systems for acoustic multiple-input/multiple-output (MIMO) communication in an underwater environment. The method includes: a) receiving signals at multiple receivers representing transmitted signals from multiple transmitters, b) estimating channel responses between the multiple receivers and the multiple transmitters, c) performing an initial demodulation process on the received signals using... Agent: University Of Delaware

20140098843 - Digitally controlled jitter injection for built in self-testing (bist): A digitally controlled jitter injection apparatus for built in self-testing includes a transceiver circuit having a transmitter circuit and a receiver circuit. The digitally controlled jitter injection apparatus also includes a generator that generates a composite jitter including multi-tone jitter components. The digitally controlled jitter injection apparatus also includes a... Agent: Qualcomm Incorporated

20140098844 - Joint transmitter and receiver gain optimization for high-speed serial data systems: Embodiments of the present invention allow for adjustment of transmitter amplitude during joint transmitter (TX) and receiver (RX) equalization. During joint TX and RX adaptation, when the receiver requires a gain update, the receiver gain update is masked above or below a preset range. The RX gain update (instruction) is... Agent: Lsi Corporation

20140098842 - Systems and methods of controlling power: According to another embodiment, a power control apparatus is provided. The power control apparatus includes a grid power inlet configured to receive grid power, a grid power outlet configured to provide grid power, a data transmission input configured to receive low voltage power, and means for actuating a relay to... Agent:

20140098845 - Transceiver module: A transceiver comprising a tank circuit, a variable differential conductance, VDC, coupled to the tank circuit, and a variable resistance coupled to the VDC is disclosed. The variable resistance is arranged to bias the VDC into a region of positive differential conductance during a first state of operation of the... Agent: Acconeer Ab

20140098846 - Near-field mimo wireless test systems, structures, and processes: Systems, processes, and structures allow enhanced near-field testing of the uplink and/or downlink performance of MIMO wireless devices (DUT), such as for any of product development, product verification, and/or production testing. Signal channels may preferably be emulated to test the performance of a device under test (DUT) over a range... Agent: Netgear, Inc.

20140098847 - Test circuit: A test circuit may include an analog signal generator having an output and configured to generate an analog output signal at the output in accordance with a timing parameter; an analog-to-digital converter (ADC) having an input connected to the output of the analog signal generator, and an output and configured... Agent:

20140098848 - Time domain reflectometry step to s-parameter conversion: A method and apparatus are provided for calculating s-parameters of a device under test from step waveforms acquired by a time domain network analyzer.... Agent: Teledyne Lecroy, Inc.

20140098849 - Method and device for creating and maintaining synchronization between video signals: A method and device for providing synchronized data output is provided. The method includes generating two data streams sending data to be presented in synchronization. Both streams are generated by the same processor-based device. The first data stream follows a first protocol and the second data stream follows a second... Agent: Ati Technologies, Ulc

20140098852 - Compression bandwidth overflow management using auxiliary control channel: Embodiments of the present invention are directed toward increasing the throughput of information without increasing the data rates in transmission links in order to provide simpler and lower-power data transmission circuits. According to an aspect of the present invention, there is provided a data processor that includes: a compression encoder... Agent: Samsung Display Co., Ltd.

20140098850 - Generating a single content entity to manage multiple bitrate encodings for multiple content consumption platforms: A content management system may generate a single content entity to manage multiple bitrate encodings for multiple content consumption platforms. A content management system may receive master content from a content creator/provider. Multiple bitrate encodings of the master content may be generated for consumption on multiple content consumption platforms. A... Agent: Adobe Systems Incorporated

20140098851 - Indication of video properties: In one example, a method of decoding video data includes receiving, by a video decoder, a coded video sequence and decoding one or more bits of a reserved bits syntax element for the coded video sequence as one or more coding tool enable bits, wherein the reserved bit syntax element... Agent: Qualcomm Incorporated

20140098853 - Output management of prior decoded pictures at picture format transitions in bitstreams: Systems and methods may be provided for determining whether or not to output the “decoded pictures yet to be output” (DPYTBO) after decoding a random access point (RAP) picture of the second of two consecutive coded video sequences in a bitstream. The DPYTBO pictures may reside in a portion of... Agent: Cisco Technology, Inc.

20140098857 - Bounded rate near-lossless and lossless image compression: A system adjusts the quantization parameter used to encode an image sample (e.g., pixel component). The system accesses a quantization parameter for encoding a current image pixel from an implicit rate control and obtains a measure of another image sample within a particular distance from the sample. When the measure... Agent: Broadcom Corporation

20140098858 - High precision encoding and decoding of video images: Methods, systems, and computer programs for improved quality video compression. Image quality from MPEG-style video coding may be improved by preserving a higher number of bits during intermediate encoding and decoding processing steps. Problems of inverse discrete cosine transform (IDCT) mismatch can be eliminated by exactly matching the IDCT function... Agent: Dolby Laboratories Licensing Corporation

20140098854 - Lossless intra-prediction video coding: Blocks of a frame of a video stream can be encoded using lossless intra-prediction encoding. The compression ratio of lossless intra-prediction encoding can be improved by performing lossy encoding on the intra-predicted residual. The encoded residual is then decoded and the reconstructed residual is subtracted from the original residual. The... Agent: Google Inc.

20140098855 - Lossless intra-prediction video coding: Blocks of a frame of a video stream can be encoded using lossless inter-frame prediction encoding. The compression ratio of lossless inter-frame encoding can be improved by first examining the magnitude of a motion vector used to perform inter-frame prediction. If the magnitude of the motion vector is small, the... Agent: Google Inc.

20140098856 - Lossless video coding with sub-frame level optimal quantization values: A block of a frame of a video stream can be encoded using lossless coding that generates a transform domain residual block and a spatial domain difference block. The compression ratio of the coding may be improved by selecting an optimal quantization value on a per-block basis. The optimal quantization... Agent:

20140098861 - Architecture for hybrid video codec: A method for video encoding comprising transforming a plurality of pixels to generate a first plurality of transform coefficients, quantizing the first plurality of transform coefficients to generate a plurality of quantized transform coefficients, computing a plurality of prediction pixels based on a plurality of reconstructed pixels which are prediction... Agent: Futurewei Technologies, Inc.

20140098865 - Device, method, and program for picture coding, and device, method, and program for picture decoding: An intra prediction mode selecting unit selects an intra prediction mode for a block subject to coding. A most probable mode list construction unit constructs, using intra prediction modes for multiple reference blocks, a list of most probable modes having a certain number of elements for any block subject to... Agent: Jvc Kenwood Corporation

20140098862 - Encoding or decoding method and apparatus: Embodiments of the present invention provide an encoding or decoding method and apparatus. The method includes: extracting first information in a bitstream; determining a chroma component intra prediction mode according to the first information; when the chroma component intra prediction mode cannot be determined according to the first information, extracting... Agent: Huawei Technologies Co., Ltd.

20140098859 - Entropy decoding method, and decoding apparatus using same: The present invention relates to an entropy decoding method and to a decoding apparatus using same. The entropy decoding method according to the present invention comprises: a step of decoding a bin of a syntax element; and a step of acquiring information on the syntax element based on the decoded... Agent: Lg Electronics Inc.

20140098860 - File format for video data: A device generates a file that stores coded samples that contain coded pictures of the video data. The file also includes a sample entry that includes an element that indicates whether all sequence parameter sets (SPSs) that are activated when a stream to which the sample entry applies is decoded... Agent: Qualcomm Incorporated

20140098866 - In-loop adaptive wiener filter for video coding and decoding: A video encoder may use an adaptive Wiener filter inside the core video encoding loop to improve coding efficiency. In one embodiment, the Wiener filter may be on the input to a motion estimation unit and, in another embodiment, it may be on the output of a motion compensation unit.... Agent:

20140098867 - Method and apparatus for decoding intra prediction mode: An intra prediction mode decoding method includes reconstructing an intra prediction mode group indicator and a prediction mode index, constructing an MPM group including three intra prediction modes using valid intra prediction modes of left and top blocks of the current block, determining the intra prediction mode corresponding to the... Agent: Intercode Pte. Ltd.

20140098864 - Referenceable frame expiration: Coding techniques for a video image compression system involve improving an image quality of a sequence of two or more bi-directionally predicted intermediate frames, where each of the frames includes multiple pixels. One method involves determining a brightness value of at least one pixel of each bi-directionally predicted intermediate frame... Agent: Dolby Laboratories Licensing Corporation

20140098863 - Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video: A predictive video coder performs gradient prediction based on previous blocks of image data. For a new block of image data, the prediction determines a horizontal gradient and a vertical gradient from a block diagonally above the new block (vertically above a previous horizontally adjacent block). Based on these gradients,... Agent: At&t Intellectual Property Ii, L.p.

20140098868 - File format for video data: A device generates a file that comprises a plurality of samples that contain coded pictures. In addition, the file contains a box that identifies a sample group that contains one or more samples from among the plurality of samples, wherein the box further indicates that each sample in the sample... Agent: Qualcomm Incorporated

20140098869 - Fused region-based vdr prediction: An input image is divided into non-overlapping regions. For each of the non-overlapping regions, first output data is predicted with a first prediction function, parameters related thereto and region-specific input image data. For each region with prior-predicted neighbor regions, a pixel border portion, adjacent to the neighbor region, is defined.... Agent: Dolby Laboratories Licensing Corporation

20140098876 - Method of determining motion vectors for a bi-predictive image block: In one embodiment, the method includes obtaining a type of the first reference picture; and determining motion vectors of the bi-predictive image block based on the type of the first reference picture. The type is one of a long-term type and a short-term type, and characterizes a temporal distance of... Agent:

20140098870 - Method to derive at least one motion vector of a bi-predictive block in a current picture: In one embodiment, a method for a moving picture coding system to derive at least one motion vector of a bi-predictive block in a current picture from a motion vector of a first block in a first picture includes selecting, by the moving picture coding system, a list 1 motion... Agent: Lg Electronics Inc.

20140098871 - Method to derive at least one motion vector of a bi-predictive block in a current picture: In one embodiment, a method for a moving picture coding system to derive at least one motion vector of a bi-predictive block in a current picture from a motion vector of a first block in a first picture includes selecting, by the moving picture coding system, a list 1 motion... Agent: Lg Electronics Inc.

20140098872 - Method to derive at least one motion vector of a bi-predictive block in a current picture: In one embodiment, a method for a moving picture coding system to derive at least one motion vector of a bi-predictive block in a current picture from a motion vector of a first block in a first picture includes selecting, by the moving picture coding system, a list 1 motion... Agent: Lg Electronics Inc.

20140098873 - Method to derive at least one motion vector of a bi-predictive block in a current picture: In one embodiment, a method for a moving picture coding system to derive at least one motion vector of a bi-predictive block in a current picture from a motion vector of a first block in a first picture includes selecting, by the moving picture coding system, a list 1 motion... Agent: Lg Electronics Inc.

20140098874 - Method to derive at least one motion vector of a bi-predictive block in a current picture: In one embodiment, a method for a moving picture coding system to derive at least one motion vector of a bi-predictive block in a current picture from a motion vector of a first block in a first picture includes selecting, by the moving picture coding system, a list 1 motion... Agent: Lg Electronics Inc.

20140098875 - Method to derive at least one motion vector of a bi-predictive block in a current picture: In one embodiment, a method for a moving picture coding system to derive at least one motion vector of a bi-predictive block in a current picture from a motion vector of a first block in a first picture includes selecting, by the moving picture coding system, a list 1 motion... Agent: Lg Electronics Inc.

20140098877 - Determine reference motion vectors: A method for encoding a video stream having a plurality of blocks including a current block. The method includes identifying, from a plurality of previously coded blocks, a plurality of candidate motion vectors; identifying, for the current block, a set of reconstructed pixel values corresponding to a set of previously... Agent:

20140098882 - Inter-view predicted motion vector for 3d video: For a depth block in a depth view component, a video coder derives a motion information candidate that comprises motion information of a corresponding texture block in a decoded texture view component, adds the motion information candidate to a candidate list for use in a motion vector prediction operation, and... Agent: Qualcomm Incorporated

20140098879 - Method and apparatus for motion estimation in a video system: The present invention relates to a method and apparatus for motion estimation (ME) of a video in a video system. The method includes estimating an occlusion area by using a pattern map; removing a motion vector which corresponds to the estimated occlusion area from a motion vector field, and outputting... Agent: Samsung Electronics Co., Ltd.

20140098883 - Method and apparatus for video coding: There are disclosed various methods, apparatuses and computer program products for video encoding and decoding. In some embodiments information on a sampling grid of a current view component and information on a sampling grid of a reference view component is obtained and is used to select one or more resampling... Agent: Nokia Corporation

20140098878 - Method and device for motion information prediction in multi-view video coding: The invention concerns a method for encoding a video stream, an associated method for decoding a video stream, an associated encoder, an associated decoder and associated computer programs. The encoding method is directed to encoding a video stream comprising at least one video sequence, comprising, for the encoding of a... Agent: Inria Institut National De Recherche En Informatique Et En Automatique

20140098881 - Motion field upsampling for scalable coding based on high efficiency video coding: An apparatus for coding video information according to certain aspects includes a memory unit and a processor in communication with the memory unit. The memory unit is configured to store video information associated with a first layer having a first spatial resolution and a corresponding second layer having a second... Agent: Qualcomm Incorporated

20140098880 - Prediction mode information upsampling for scalable video coding: In one embodiment, an apparatus configured to code video data includes a processor and a memory unit. The memory unit stores video data associated with a first layer having a first spatial resolution and a second layer having a second spatial resolution. The video data associated with the first layer... Agent: Qualcomm Incorporated

20140098885 - System for compressing and de-compressing data used in video processing: Disclosed are systems and methods used in motion estimation and particularly for data compression. Embodiments of the invention may store and operate on an n-bit value in less than n bits. In one embodiment, if the multi-bit value is less than a threshold, then the multi-bit value is stored in... Agent:

20140098884 - Transmitting apparatus and transmission method: If a loss of a RTP packet is detected, a RTT acquisition unit acquires time information corresponding to a period of time needed from transmission of data from a transmitting apparatus to reception of this data at a receiving apparatus. A QoS switching unit determines based on the time information... Agent: Canon Kabushiki Kaisha

20140098886 - Video compression implementing resolution tradeoffs and optimization: Compression transforming video into a compressed representation (which typically can be delivered at a capped pixel rate compatible with conventional video systems), including by generating spatially blended pixels and temporally blended pixels (e.g., temporally and spatially blended pixels) of the video, and determining a subset of the blended pixels for... Agent: Dolby Laboratories Licensing Corporation

20140098887 - Reducing memory consumption during video decoding: Video decoding innovations for multithreading implementations and graphics processor unit (“GPU”) implementations are described. For example, for multithreaded decoding, a decoder uses innovations in the areas of layered data structures, picture extent discovery, a picture command queue, and/or task scheduling for multithreading. Or, for a GPU implementation, a decoder uses... Agent: Microsoft Corporation

20140098888 - Hardware accelerated compressed video bitstream escape code handling: Apparatus, systems and methods for hardware accelerated compressed video bitstream escape code handling are disclosed including an apparatus comprising a bitstream parser (BSP) to parse a bitstream of compressed video data. The BSP includes circuitry to extract uncompressed run and level data from the bitstream when the BSP detects an... Agent:

20140098889 - Frame block comparison: Various arrangements for testing video decoder device functionality are presented. A video frame decoded by a video decoder device under test may be received. The received video frame may be segmented into a plurality of blocks. A first value may be calculated for a first block of the plurality of... Agent: Dish Network, L.L.C.

20140098890 - Neighbor determination in video decoding: Video decoding innovations for multithreading implementations and graphics processor unit (“GPU”) implementations are described. For example, for multithreaded decoding, a decoder uses innovations in the areas of layered data structures, picture extent discovery, a picture command queue, and/or task scheduling for multithreading. Or, for a GPU implementation, a decoder uses... Agent: Microsoft Corporation

20140098891 - Video encoding device and video encoding method: A video encoding device, in the case where a video of the progressive format is inputted, processes a frame as a picture, in the case where a video of the interlace format is inputted, processes a field as a picture. A video encoding device generates code string by generating display... Agent: Panasonic Corporation

20140098892 - Video decoding device and video decoding method: A video decoding device, in the case where a video of the progressive format is inputted, processes a frame as a picture, in the case where a video of the interlace format is inputted, processes a field as a picture. A video decoding device performs display control corresponding to a... Agent: Panasonic Corporation

20140098893 - Data processing apparatus for configuring display interface based on compression characteristic of compressed display data and related data processing method: A data processing apparatus at a transmitter end has an output interface and a display controller. The output interface packs a compressed display data into an output bitstream, and outputs the output bitstream via a display interface. The display controller refers to a compression characteristic of the compressed display data... Agent:

20140098895 - Hypothetical reference decoder parameter syntax structure: A video encoder signals, in an encoded video bitstream, a video parameter set (VPS) that includes a plurality of Hypothetical Reference Decoder (HRD) parameter syntax structures that each include HRD parameters. For each respective HRD parameter syntax structure in the plurality of HRD parameter syntax structures, the VPS further includes... Agent: Qualcomm Incorporated

20140098894 - Identification of operation points applicable to nested sei message in video coding: A device decodes, from a scalable nesting supplemental enhancement information (SEI) message in an encoded video bitstream, a plurality of syntax elements that identify a plurality of operation points to which a nested SEI message encapsulated by the scalable nesting SEI message applies. Furthermore, the device uses one or more... Agent: Qualcomm Incorporated

20140098897 - Providing a common set of parameters for sub-layers of coded video: Systems and methods disclosed herein may describe methods and systems for generating, receiving, and/or processing a bitstream comprising at least a first coded video stream (CVS), the first CVS comprising a first flag that indicates whether each of a plurality of sub-layers in a coded video sequence has a respectively... Agent: Cisco Technology, Inc.

20140098896 - Sub-bitstream applicability to nested sei messages in video coding: A device determines, based at least in part on a syntax element in a scalable nesting supplemental enhancement information (SEI) message encapsulated by an SEI Network Abstraction Layer (NAL) unit, whether a nested SEI message encapsulated by the scalable nesting SEI message is applicable to a default sub-bitstream. The default... Agent: Qualcomm Incorporated

20140098899 - Systems and processes for estimating and determining causes of video artifacts and video source delivery issues in a packet-based video broadcast system: Estimating and determining causes of video artifacts and video source delivery issues is conducted by a hybrid approach utilizing both video coding layer with DCT information as well as pixel domain information. Coded syntax elements and data as well as sample information in the compressed frequency domain of the video... Agent: Cheetah Technologies, L.p.

20140098898 - Video decoding error concealment techniques: Techniques for synchronizing error concealment during video decoding include determining a decoding error. A recovery point within a current frame is determined for each decoding error. The determined recovery point may be the start of the next good slice of a frame after the current frame containing the error. The... Agent: Nvidia Corporation

20140098902 - Calibration of mimo systems with radio distribution networks: A system and method of maintaining performance of an RF Distribution Network that combines signals (phases and amplitudes) passing through components that are subjected to parameters variations due to aging and temperature is disclosed; resultant distortion is reduced or eliminated via a real time calibration.... Agent: Magnolia Broadband Inc.

20140098900 - Downlink multi-user interference alignment scheme: A method, system and device are provided for using a predetermined vector, vref and channel knowledge H, G from each transmitter to compute and feedback equivalent channel vector information hi,jeq to its affiliated transmitter. With this information, each transmitter selects Li receivers and constructs a transmitted signal by applying a... Agent: Research In Motion Limited

20140098901 - Method and apparatus for transmitting data using codebook: A method and an apparatus for transmitting data using a codebook include receiving current antenna configuration information of a transmitting end, obtaining a mask matrix corresponding to the current antenna configuration according to the current antenna configuration information. The method also includes generating a codebook corresponding to the current antenna... Agent: Huawei Technologies Co., Ltd.

20140098904 - Methods and arrangements for signaling control information in a communication system: The invention relates to devices and methods for signalling control information associated with transmission of data over a wireless channel. A second communication device receives (S2) data from a first communication device, wherein the data comprises an indication of recommended precoders and a recommendation of a first transmission rank to... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140098903 - Radio communication for reducing the signaling amount in selecting a plurality of beams in pre-coding for enhancing throughput: The signaling amount in selecting a plurality of beams is reduced in pre-coding to enhance throughput. When notification of a beam number is provided in a feedback signal from an user equipment to a radio base station, a superior beam number, having a high quality rank with small time variation,... Agent: Panasonic Corporation

20140098905 - Methods and apparatus for signal filtering: Systems and techniques for signal filtering are described. A bandpass filter is defined so as to provide for a reduced rolloff region so as to avoid interference with an adjacent carrier. Definition of the bandpass filter provides for a frequency response that compensates for loss of signal components in the... Agent: Nokia Siemens Networks Oy

20140098906 - Transmit diversity architecture with optimized power consumption and area for umts & lte systems: A method and apparatus for providing total power from one transmit path. The method provides the steps of: selecting a transmit path and closing a first switch, located after a digital to analog converter. A second switch between the two transmit paths is then closed in order to provide for... Agent: Qualcomm Incorporated

20140098907 - Timing pilot generation for highly-spectrally-efficient communications: Methods and systems are provided for timing synchronization for reception of highly-spectrally efficient communications. An example method may include, mapping, in a transmitter, a plurality of transmit bits to a plurality of symbols at a symbol rate that is based on an oscillator signal. The plurality of symbols may... Agent: Magnacom Ltd.

20140098908 - Current reduction in digital circuits: A digital circuit includes at least one input node, a biasing circuit, and a digital baseband circuit. The input node receives a digital signal including samples at a plurality of sample instances, the samples including a positive sample and a negative sample and represented by first plurality of bits. The... Agent: Texas Instruments Incorporated

20140098909 - Multi-gigabit millimeter wave receiver system and demodulator system: A receiver system and a demodulator system are configured to receive and demodulate, respectively, multi-gigabit millimeter wave signals being wirelessly transmitted in the unlicensed wireless band near 60 GHz.... Agent: Georgia Tech Research Corporation

20140098911 - Adaptive frequency-domain reference noise canceller for multicarrier communications systems: A method and apparatus to align data blocks in a data signal and a reference signal to increase cross-correlation between the data signal and the reference signal as compared to the unaligned data and reference signals and cancel interference in the data signal in the frequency-domain under changing conditions and... Agent: Broadcom Corporation

20140098910 - Method and apparatus for reducing the time required to acquire a gps signal: A method of correlating a digital communications signal is described. In an example, a window is defined equal to a portion of an epoch of the digital communication signal. The digital communication signal is then correlated across the window. A determination is made as to whether a correlation peak results... Agent: Global Locate, Inc.

20140098912 - High-throughput beamforming mimo receiver for millimeter wave communication and method: A receiver in a communication system is provided that includes a synchronization module and a channel estimator. The synchronization module is configured to identify an end of a cyclic prefix (CP) in a received signal using slope detection by monitoring a detection metric threshold in the received signal. The channel... Agent: Samsung Electronics Co., Ltd

20140098913 - System and method for i-q imbalance correction: Systems and methods are disclosed for compensating I-Q imbalance in a wireless receiver. The receiver may employ a quadrature downconverter configured to receive an RF signal input and output an in-phase component and a quadrature component at an IF, an IF rotation block configured to downconvert the in-phase and quadrature... Agent: Qualcomm Incorporated

20140098914 - Receiving method and receiving apparatus: All data symbols used in data transmission of a modulated signal are precoded by switching between precoding matrices so that the precoding matrix used to precode each data symbol and the precoding matrices used to precode data symbols that are adjacent to the data symbol along the frequency axis and... Agent: Panasonic Corporation

20140098915 - Adaptive non-linear model for highly-spectrally-efficient communications: A receiver may be operable to generate estimates of transmitted symbols using a sequence estimation process that may incorporate a non-linear model. The non-linear model may be adapted by the receiver based on particular communication information that may be indicative of non-linearity experienced by the transmitted symbols. The receiver may... Agent: Magnacom Ltd.

  
04/03/2014 > 84 patent applications in 35 patent subcategories.

20140092941 - Processor for a radio circuit: A processor for a radio circuit is disclosed. The processor includes a full spectrum receiver and a white space classifier. The full spectrum receiver is configured to receive an analogue radio signal comprising multiple channels within a frequency band and transform the analogue radio signal to a digital radio signal.... Agent: Nxp B.v

20140092942 - Methods and apparatuses using filter banks for multi-carrier spread-spectrum signals: A transmitter includes a synthesis filter bank to spread a data symbol to a plurality of frequencies by encoding the data symbol on each frequency, apply a common pulse-shaping filter, and apply gains to the frequencies such that a power level of each frequency is less than a noise level... Agent: Battelle Energy Alliance, LLC

20140092943 - Method for using power lines for wireless communication: The method is for providing broadband access into a dwelling. A radio base station is provided that is in connection with a power-line communication (PLC) gateway. The radio base station transmits an information signal to the PLC gateway. The PLC gateway receives the signal and transmits the information signal via... Agent:

20140092944 - Pilot structure to support a virtual diversity receiver scheme: Devices and methods for providing a pilot structure for a virtual diversity receiver (VDR) scheme are disclosed. In order to improve the performance of a communication network, a VDR scheme is implemented to facilitate the exchange of information between user devices via an intermediary device, such as a base station.... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140092945 - Adaptive detector threshold compensation in binary frame based communication systems: Various exemplary embodiments relate to a method of producing adaptive thresholds in a binary frame based communication system, including: collecting Kst samples of a received signal corresponding to a start bit; computing an estimate of as received signal parameter Pst in the start bit; adjusting an start threshold based upon... Agent: Nxp B.v.

20140092947 - Adaptive smoothing of channel estimates: Techniques for directly adapting the parameters of a smoothing filter used for channel estimation to the current velocity and signal-to-noise ratio (SNR) situation. An example method begins with a plurality of channel response measurements. For each of a first subset of a set of pre-determined filter responses, the channel measurement... Agent:

20140092948 - Automated erasure slicer threshold control and modification of symbol estimates to be erased: Methods and systems to vary an erasure slicer threshold based on a measure computed from prior soft and/or hard symbol decisions, identify reliable symbol estimates based on the threshold, identify unreliable symbol estimates for erasure based on the threshold, modify the identified symbol estimates, output the reliable symbol estimates and... Agent:

20140092946 - Fully-digital bist for rf receivers: A built-in receiver self-test system provides on-chip testing with minimal change to the receiver footprint. The system digitally generates a two-tone test signal, and tests the nonlinearities of the receiver using the generated two-tone test signal. To that end, the self-test system comprises a stimulus generator, a downconverter, and a... Agent: St-ericsson Sa

20140092949 - Method and system for diagnosing radio performance during functional over-the-air operation: An apparatus for determining a health of radio-frequency transmitters each transmitting a transmitted signal during normal operation. The apparatus comprises a receiver for receiving received signals, each received signal responsive to a transmitted signal, a first element for determining signal parameters of each received signal, the signal parameters responsive to... Agent: Locus Location Systems, LLC

20140092950 - Rate control for a virtual diversity receiver: Devices and methods for determining transmission rates based on a virtual diversity receiver (VDR) scheme are disclosed. Performance is improved through determination of appropriate transmission rates, which are determined based on one or more signal to interference plus noise ratios (SINRs). The SINRs are calculated using virtual noise and channel... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140092951 - Jitter tolerant receiver: An embodiment of the invention includes a receiver with reduced error terms and incoming jitter tracking that improves jitter tolerance. An embodiment provides these benefits based on a voltage integrator that recovers data and clock information from incoming signals without use of a PLL, PI, CDR, and the like. An... Agent:

20140092952 - Equalization effort-balancing of transmit finite impulse response and receive linear equalizer or receive decision feedback equalizer structures in high-speed serial interconnects: Methods and apparatus for provision of equalization effort-balancing of transmit (TX) Finite Impulse Response (FIR) and receive (RX) Linear Equalizer (LE) or RX Decision Feedback Equalizer (DFE) structures in high-speed serial interconnects are described. In some embodiments, data corresponding to a plurality of transmit equalization values and a plurality of... Agent:

20140092954 - Method and apparatus for encoding video to play at multiple speeds: Data that is to be transmitted to a viewer is encoded multiple times at multiple playback speeds. For example, a video advertisement may be encoded to play at normal speed, 4× normal speed, and 16× normal speed. Frames from the multiple encoded streams are combined to form a combined encoded... Agent:

20140092953 - Method for signaling a step-wise temporal sub-layer access sample: An electronic device for encoding a picture is described. The electronic device includes a processor and instructions stored in memory that are in electronic communication with the processor. The instructions are executable to encode a step-wise temporal sub-layer access (STSA) sample grouping. The instructions are further executable to send and/or... Agent: Sharp Laboratories Of America, Inc.

20140092957 - 2d block image encoding: A coder (e.g., an encoder or decoder) implements coding of two dimensional blocks of image data using two dimensional differential pulse code modulation (2D DPCM). The coder may switch between DPCM and other types of coding, such as transform coding on a block by block basis. The 2D DPCM may... Agent: Broadcom Corporation

20140092956 - Adaptive transform options for scalable extension: In one embodiment, a method determines a first size of a first unit of video used for a prediction process in an enhancement layer. The enhancement layer is useable to enhance a base layer. The method then determines a second size of a second unit of video used for a... Agent: Motorola Mobility LLC

20140092958 - Image processing device and method: An image decoding apparatus includes a brightness adaptive offset processing section and a color difference adaptive offset processing section. The brightness adaptive offset processing section performs a brightness adaptive offset process with regard to brightness signal of an image to be decoded. The color difference adaptive offset processing section performs... Agent: Sony Corporation

20140092955 - Signaling layer identifiers for operation points in video coding: Techniques described herein are related to coding layer identifiers for operation points in video coding. In one example, a method of decoding video data is provided. The method comprises decoding syntax elements in a video parameter set (VPS) within a conforming bitstream indicating a first operation point having a first... Agent: Qualcomm Incorporated

20140092960 - Bounded rate compression with rate control for slices: A system implements rate control for encoding and decoding operations, for example, operations performed on slices of data such as image data. The system implements a transformation from actual buffer fullness to rate controlled fullness. With the rate controlled fullness model, the encoders and decoders adapt bit allocation responsive to... Agent: Broadcom Corporation

20140092959 - Method and device for deriving a set of enabled coding modes: s

20140092964 - Apparatus, a method and a computer program for video coding and decoding: There are disclosed various methods, apparatuses and computer program products for video encoding and decoding. In other embodiments, there is provided a method, an apparatus, a computer readable storage medium stored with code thereon for use by an apparatus, and a video encoder, for encoding a scalable bitstream, to provide... Agent: Nokia Corporation

20140092962 - Inter field predictions with hevc: To improve the coding efficiency of field sequences, any GOP structures for field sequence coding by HEVC have both top and bottom fields in a reference list. Modified HEVC inter-field prediction uses an interlaced video with a series of frames. Each interlaced frame is separated into a top field and... Agent:

20140092965 - Intra-coding for 4:2:2 sample format in video coding: Systems, methods, and devices for video coding that may receive a rectangular chroma block are disclosed. The rectangular chroma block may be divided into a first square sub-block and a second square sub-block. The systems, methods, and devices may reconstruct the first square sub-block and intra-predict the second square sub-block... Agent: Qualcomm Incorporated

20140092961 - Signaling decoder picture buffer information: A system for decoding a video bitstream includes receiving a frame of the video that includes at least one slice and at least one tile and where each of the at least one slice and the at least one tile are not all aligned with one another.... Agent: Sharp Laboratories Of America, Inc.

20140092963 - Signaling of regions of interest and gradual decoding refresh in video coding: During a coding process, systems, methods, and apparatus may code information indicating whether gradual decoder refresh (GDR) of a picture is enabled. When GDR is enabled, the coding process, systems, methods, and apparatus may code information that indicates whether one or more slices of the picture belong to a foreground... Agent: Qualcomm Incorporated

20140092966 - Video encoding apparatus, video decoding apparatus, video encoding method, and video decoding method: A video encoding apparatus appends decoding delay and display delay correction information to encoded video data in order to ensure that even when one or more pictures that are later in encoding order than a starting encoded picture in a video data stream to be spliced to a trailing end... Agent: Fujitsu Limited

20140092967 - Using base layer motion information: Systems, methods, and devices for coding video data are described herein. In some aspects, a memory is configured to store the video data associated with a base layer and an enhancement layer. The base layer may comprise a reference block and base layer motion information associated with the reference block.... Agent: Qualcomm Incorporated

20140092968 - Method and device for motion information prediction refinement: The invention concerns a method for encoding a multi-view video stream comprising at least two video sequences, comprising a step of motion information prediction for a square or rectangular block of a current picture of a current view from a list of candidate motion information predictors, a motion information predictor... Agent: Inria Institut National De Recherche En Informatique Et En Automatique

20140092969 - Method and apparatus for data reduction of intermediate data buffer in video coding system: A method and apparatus of data reduction of search range buffer for motion estimation or motion compensation are disclosed. The method and apparatus use local memory to store reference data associated with search region to reduce system bandwidth requirement and use data reduction to reduce required local memory. The data... Agent: Mediatek Inc.

20140092977 - Apparatus, a method and a computer program for video coding and decoding: In some embodiments, there is provided an apparatus, a computer readable storage medium stored with code thereon for use by an apparatus, and a video decoder, for decoding a video bitstream, to derive a motion compensated prediction for an enhancement layer block based on a motion compensation process on the... Agent: Nokia Corporation

20140092975 - Devices and methods for using base layer motion vector for enhancement layer motion vector prediction: Devices and methods for using base layer motion vector for enhancement layer motion vector prediction are disclosed.... Agent: General Instrument Corporation

20140092979 - Image processing apparatus and method: This technique relates to an image processing apparatus and a method for improving the coding efficiency. The image processing device includes a weight mode determination unit configured to determine, for each predetermined region, a weight mode which is a mode of weight prediction in which inter-motion prediction compensation processing for... Agent: Sony Corporation

20140092981 - Method and apparatus for removing redundancy in motion vector predictors: A method and apparatus of deriving a motion vector predictor (MVP) for a current block in an Inter, Merge, or Skip mode are disclosed. Embodiments according to the present invention determine redundant MVP candidates according to a non-MV-value based criterion. The redundant MVP candidates are then removed from the MVP... Agent: Mediatek Inc.

20140092978 - Method and apparatus for video coding: There are disclosed various methods, apparatuses and computer program products for video encoding and decoding. In some embodiments the method comprises coding motion information of an enhancement layer using motion vector information of a reference layer, wherein the coding comprises deriving a candidate list of motion vectors using at least... Agent: Nokia Corporation

20140092980 - Method and apparatus of directional intra prediction: A method and apparatus for intra prediction for a current block using directional intra prediction based on neighboring pixels around the current block are disclosed. Embodiment according to the present invention derives the gradient for the current pixel from the neighboring reconstructed pixels along a prediction direction of directional intra... Agent: Mediateck Singapore Pte. Ltd.

20140092970 - Motion derivation and coding for scaling video: A system utilizing motion derivation and coding for scaling video is described. The system may include an electronic device configured to receive a first layer bitstream and a second enhancement layer bitstream corresponding to the first layer bitstream. The electronic device may be configured to derive a motion vector at... Agent:

20140092971 - Picture processing in scalable video systems: A system utilizing picture processing in a scalable video system is described. The system may include an electronic device configured to recover a picture processing index corresponding to one or more picture processors, e.g. upsamplers, filters, or the like, or any combination thereof. The picture processing index may associate a... Agent:

20140092972 - Picture processing in scalable video systems: A system utilizing picture processing in a scalable video system is described. The system may include an electronic device configured to recover a picture processing index corresponding to one or more picture processors, e.g. upsamplers, filters, or the like, or any combination thereof. The picture processing index may associate a... Agent:

20140092974 - System and method for motion estimation for large-size block: A method and apparatus are disclosed for providing motion estimation (ME) for large-size blocks of image data during image processing using small-size block processing logic. An embodiment method includes obtaining a large-size block for ME processing and dividing the large-size block into a plurality of small-size blocks. The large-size block... Agent: Futurewei Technologies, Inc.

20140092973 - System and method for video transcoding: A video transcoding system includes a video decoder, a video encoder, and a video interface. The video decoder is configured to decode a received video signal. The video encoder is configured to encode video data decoded from the received video signal by the video decoder. The video interface couples an... Agent: Texas Instruments Incorporated

20140092976 - System for signaling idr and bla pictures: A system for decoding a video bitstream includes receiving a frame of the video that includes at least one slice and at least one tile and where each of the at least one slice and the at least one tile are not all aligned with one another.... Agent:

20140092983 - Coded block flag coding for 4:2:2 sample format in video coding: Systems, methods, and devices for video coding that may obtain a rectangular chroma block having first and second square sub-blocks are disclosed. These systems, methods, and devices may also decode a first coded block flag (CBF) for the first square sub-block to indicate whether the first square sub-block includes at... Agent: Qualcomm Incorporated

20140092982 - Scan pattern determination from base layer pixel information for scalable extension: A method determines a first unit of video in a base layer and analyzes a portion of pixels for the first unit of video in the base layer. A scan pattern for a second unit of video in an enhancement layer is determined based on the analyzing of the portion... Agent: Motorola Mobility LLC

20140092984 - Processing of pulse code modulation (pcm) parameters: In one embodiment, a method determines a pulse code modulation (PCM) flag that indicates whether a PCM mode can be used to encode or decode a portion of video. A single conditional statement is evaluated once to determine if the PCM flag indicates the PCM mode is enabled. Based on... Agent: General Instrument Corporation

20140092985 - Content initialization for enhancement layer coding: A system for decoding a video bitstream includes receiving a frame of the video that includes at least one slice and at least one tile and where each of the at least one slice and the at least one tile are not all aligned with one another.... Agent: Sharp Laboratories Of America, Inc.

20140092987 - Entropy coding techniques and protocol to support parallel processing with low latency: In a communication system, parallel encoding and decoding of serially-coded data occurs in a manner that supports low latency communication. A plurality of data items may be coded as serially-coded data sequences and a transmission sequence may be built from them. An index table may be built having a plurality... Agent: Apple Inc.

20140092986 - Method and apparatus for data compression using error plane coding: A method and apparatus of image data compression and decompression are disclosed. According to an embodiment of the present invention, the compression method partitions the image data into access units and encodes each access unit into a bitstream according to a target bit budget. Each access unit is encoded using... Agent: Mediatek Inc.

20140092991 - Conditional signalling of reference picture list modification information: Innovations in signaling of reference picture list (“RPL”) modification information. For example, a video encoder evaluates a condition that depends at least in part on a variable indicating a number of total reference pictures. Depending on the results of the evaluation, the encoder signals in a bitstream a flag that... Agent: Microsoft Corporation

20140092995 - Electronic devices for signaling a random access point picture message: An electronic device for sending a message is described. The electronic device includes a processor and instructions stored in memory that is in electronic communication with the processor. The electronic device determines whether a picture is a random access point (RAP) picture. If the picture is a RAP picture, the... Agent: Sharp Laboratories Of America, Inc.

20140092993 - Error resilient decoding unit association: Techniques are described for signaling decoding unit identifiers for decoding units of an access unit. The video decoder determines which network abstraction layer (NAL) units are associated with which decoding units based on the decoding unit identifiers. Techniques are also described for including one or more copies of supplemental enhancement... Agent:

20140092996 - Signaling of layer identifiers for operation points: A device for processing video data receives an indication of a maximum layer identification (ID) value for a bitstream; receives a flag for a first layer with a layer ID value less than the maximum layer ID value; and, based on a value of the flag, determines if the first... Agent: Qualcomm Incorporated

20140092992 - Supplemental enhancement information including confidence level and mixed content information: This application relates to video encoding and decoding, and specifically to tools and techniques for using and providing supplemental enhancement information in bitstreams. Among other things, the detailed description presents innovations for bitstreams having supplemental enhancement information (SEI). In particular embodiments, the SEI message includes picture source data (e.g., data... Agent: Microsoft Corporation

20140092994 - Supplemental enhancement information message coding: Techniques are described for signaling decoding unit identifiers for decoding units of an access unit. The video decoder determines which network abstraction layer (NAL) units are associated with which decoding units based on the decoding unit identifiers. Techniques are also described for including one or more copies of supplemental enhancement... Agent:

20140092990 - System and method for optimizing videos: A computing device executing an optimizer analyzes a video. The computing device identifies one or more optimizations for the video based on the analysis. The computing device suggests the one or more optimizations to an entity associated with the video. In response to the entity accepting the one or more... Agent: Google Inc.

20140092989 - System and method for transferring non-video data over a video interface: A video system includes a first video device. The first video device includes a video output port and an arbitrary data scrambler. The first video device transmits a video stream through the video output port. The video output port is configured to insert video timing reference values into the video... Agent: Texas Instruments Incorporated

20140092988 - Systems and methods for reference picture set extension: A method for sending information by an electronic device is described. The method includes creating reference picture set (RPS) information based on a coding structure. The method also includes determining whether to signal RPS extension information. The method additionally includes creating the RPS extension information if it is determined to... Agent: Sharp Laboratories Of America, Inc.

20140092997 - Error resilient transmission of random access frames and global coding parameters: Error mitigation techniques are provided for video coding system in which input frames are selected for coding either as a Random Access Pictures (“RAP frames”) or as a non-RAP frame. Coded RAP frames may include RAP identifiers that set an ID context for subsequent frames. Coded non-RAP frames may include... Agent: Apple Inc.

20140092999 - Cross-plane filtering for chroma signal enhancement in video coding: Cross-plane filtering may be used to restore blurred edges and/or textures in one or both chroma planes using information from a corresponding luma plane. Adaptive cross-plane filters may be implemented. Cross-plane filter coefficients may be quantized and/or signaled such that overhead in a bitstream minimizes performance degradation. Cross-plane filtering may... Agent:

20140092998 - Frame packing and unpacking higher-resolution chroma sampling formats: Video frames of a higher-resolution chroma sampling format such as YUV 4:4:4 are packed into video frames of a lower-resolution chroma sampling format such as YUV 4:2:0 for purposes of video encoding. For example, sample values for a frame in YUV 4:4:4 format are packed into two frames in YUV... Agent: Microsoft Corporation

20140093001 - Communication system, communication device, and method for operating communication system: A communication system according to the present invention comprises a first communication device and a second communication device for performing power line communication using a power line as a transmission line with the first communication device, and in the communication system, the first communication device has a detection means for... Agent: Megachips Corporation

20140093000 - Method for transmitting a signal from a transmitter to a receiver in a power line communication network, transmitter, receiver, power line communication modem and power line communication system: A method for transmitting a signal from a transmitter over a channel to a receiver on a Power Line Network, wherein said signal is OFDM-modulated on a set of sub-carriers, is proposed, wherein an OFDM tonemap and an eigenbeamforming encoding matrix are determined based on a channel estimation for each... Agent: Sony Corporation

20140093003 - Data transmission between asynchronous environments: A method and system is provided for allowing signals across electrical domains. The method includes applying a clock signal (of at least 1 GHz) to an electronic element in a location having first electrical properties. Data is output from the first electronic element; and received at a second electronic element... Agent: Ati Technologies Ulc

20140093002 - Pulse-based binary communication: Systems and methods for pulse-based binary communication are provided. An example system may include a transmitting device and a receiving device. The transmitting device may be configured to generate a supply voltage for use in operating the receiving device and to cause at least one pulse to occur in the... Agent: Osram Sylvania Inc.

20140093005 - Method for wifi beamforming,feedback, and sounding (wibeam): Methods for WiFi beamforming, feedback, and sounding (WiBEAM) are described. Codebook based beamforming feedback signaling and sounding mechanisms for use in wireless communications are disclosed. The methods described herein improve the feedback efficiency by using Givens rotation based decompositions and quantizing the resulting angles of the Givens rotation based decompositions... Agent: Interdigital Patent Holdings, Inc.

20140093004 - Systems and methods for establishing transmission format parameters between communication devices: Systems and methods for establishing transmission format parameters between communication devices are provided. In some aspects, a method includes identifying, by a first base station, a first communication session with a first user equipment. A master set of transmission format parameters is shared between the first base station and the... Agent: Broadcom Corporation

20140093006 - Wireless precoding methods: Various wireless precoding systems and methods are presented. In some embodiments, a wireless transmitter comprises an antenna precoding block, a transform block, and multiple transmit antennas. The antenna precoding block receives frequency coefficients from multiple data streams and distributes the frequency coefficients across multiple transmit signals in accordance with frequency-dependent... Agent: Texas Instruments Incorporated

20140093007 - Method and apparatus for communication by means of a transformer: A method for communication by means of a transformer, which has at least a primary coil and a secondary coil, which are parts of an oscillatory circuit, wherein the oscillatory circuit is supplied on the primary side with an exciter frequency. For transmission of a signal from the secondary side... Agent: Endress + Hauser Gmbh + Co. Kg

20140093008 - System and method for improved waveform and enhanced receiver algorithm for high penetration alerting in a mobile satellite communications system: An approach is provided for high penetration alerting in a mobile satellite system. A message is generated for transmission to a wireless terminal. The message is partitioned into a number of symbols, each symbol composed of a portion of the message. The symbols are encoded via FEC coding to generate... Agent: Hughes Network Systems

20140093010 - Device and a method for fixing a gain or attenuation factor: A device for fixing a gain or attenuation factor for a gain or attenuation element during a transmission of a sequence of synchronization-data symbols registers the signal level of a received signal at the input of the gain or attenuation element. It then identifies the start of transmission of the... Agent: Rohde & Schwarz Gmbh & Co. Kg

20140093009 - Distributed polyphase filter: In one embodiment, an apparatus includes a clock generator to generate differential clock signals. The apparatus also includes a distributed polyphase filter to obtain phase-corrected multi-phase clock signals based on the differential clock signals.... Agent:

20140093012 - Method and apparatus for transmitting data in multiple-antenna system: Embodiments of the present invention disclose a method and an apparatus for transmitting data in a multiple-antenna system, which are applied in a transmit diversity mode. The method includes: in a data transmission period, determining, according to transmission quality of the system, the number of antennas to be turned off... Agent: Huawei Technologies Co., Ltd.

20140093011 - Signal generating device and radio device: According to some embodiments, there is provided a signal generating device, including a signal generator and a local signal generating unit. The signal generator generates a signal of a fixed frequency. The local signal generating unit generates, based on the signal of the fixed frequency, a first local signal to... Agent: Kabushiki Kaisha Toshiba

20140093013 - Transmission device, transmission method, receiving device and receiving method: Provided is a frame configuration usable for both SISO transmission and MISO and/or MIMO transmission. According to the frame configuration, a frame has a preamble, a control symbol, and transmission data symbols. A transmission device includes the designation of a transmission scheme of the transmission data symbols in the control... Agent:

20140093014 - System timing margin improvement of high speed i/o interconnect links by using fine training of phase interpolator: Methods and apparatus for improving system timing margin of high speed I/O (input/output) interconnect links by using fine training of a phase interpolator are described. In some embodiments, I/O links use forward clock architecture to send data from transmit driver to receiver logic. Moreover, at the receiver side, Phase Interpolator... Agent:

20140093015 - Circuits and methods for time-average frequency based clock data recovery: A clock data recovery circuit includes a binary phase detector configured to receive an incoming data signal and a recovered clock, and output a phase offset signal and recovered data; a digital loop control circuit configured to receive the phase offset signal and output a control signal; and a digital... Agent:

20140093016 - Rectification circuit and wireless communication apparatus using the same: A rectification circuit includes a first field-effect transistor and a bias voltage generation circuit. The field-effect transistor includes a first gate terminal, a first source terminal, a first source region having a first p-type diffusion layer and connected to the first source terminal, a first drain terminal, and a first... Agent: Kabushiki Kaisha Toshiba

20140093017 - Joint processing in cooperative radio communications networks: A first radio frequency, RF, signal is directly received from a first source radio node in a radio destination node. The first RF signal includes a coded first source information signal. A second RF signal is directly received from a second source radio node that includes a coded second source... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140093018 - Frequency offset estimation method and associated apparatus applied to multi-carrier communication system: A frequency offset estimation method for a multi-carrier communication system is provided. The method includes: transforming a representation of a reception signal from a time domain to a frequency domain, and generating a plurality of symbols; calculating a correlation of two symbols among the symbols, and obtaining a plurality of... Agent: Mstar Semiconductor, Inc.

20140093019 - Receiver: A receiver for receiving an RF signal transmitting a bit sequence representing a symbol is provided. The receiver includes an oscillator, a counter, at least one state machine and at least one correlator. The oscillator is configured to oscillate dependent on the received RF signal, wherein the oscillator signal is... Agent:

20140093020 - Wireless communication device and method of determining reference signal: A wireless communication device according to the present invention includes a standard signal holding unit for holding a plurality of standard signals, a correlation value calculation unit for performing a correlation operation between a received signal and the plurality of standard signals, and a reference signal selection unit for determining... Agent: Kyocera Corporation

20140093021 - Methods and apparatuses for enhanced received signal processing based on a data-signal-aided channel impulse response estimation: The present disclosure presents methods and apparatuses for enhanced received signal processing using signal-based channel impulse response (CIR) estimation. For example, according to an example method presented herein, a user equipment (UE) or a component therein may receive a signal corresponding to a transmitted signal sent by a network entity,... Agent: Qualcomm Incorporated

20140093022 - Method, system, and apparatus for dynamically adjusting link: A method, a system, and an apparatus for dynamically adjusting a link, where the method includes: determining, by a transmitting end, link adjustment information according to the data traffic change when detecting a change of data traffic, where the link adjustment information contains the number of required working links; and... Agent: Huawei Technologies Co., Ltd.

20140093023 - Rf carrier synchronization and phase alignment methods and systems: A method comprising generating a baseband information signal by mixing a received modulated carrier signal with a local oscillator (LO) signal having an LO frequency; obtaining baseband signal samples of the baseband information signal having a baseband signal magnitude and a baseband signal phase; determining a cumulative phase measurement associated... Agent:

20140093024 - Rf carrier synchronization and phase alignment methods and systems: A method comprising generating a baseband information signal by mixing a received modulated carrier signal with a local oscillator (LO) signal having an LO frequency; obtaining baseband signal samples of the baseband information signal having a baseband signal magnitude and a baseband signal phase; determining a cumulative phase measurement associated... Agent:

  
03/27/2014 > 96 patent applications in 44 patent subcategories.

20140086280 - System and method for dual chirp modulation: A system for dual chirp modulation includes a transmission unit, a receiving unit, and a transmission channel. A modulation module of the transmission unit is configured to receive binary data and modulate the binary data by a first dual chirp sequence and a second dual chirp sequence for generating an... Agent: Princeton Technology Corporation

20140086281 - Method and apparatus for optimizing multipath detection in a wcdma/hsdpa communication system: Methods and systems for processing signals in a wireless communication system are disclosed. Aspects of the method may include calculating at a receiver, a plurality of energy values corresponding to a plurality of signal paths detected within a communication channel. At least one of the plurality of detected signal paths... Agent: Broadcom Corporation

20140086282 - Methods, apparatuses and computer program products for code correlation of multi-path spread spectrum signals: A method including correlating a code having a first offset with a signal to produce a first correlation result; correlating the code having a second offset with the signal to produce a second correlation result; determining a cost function using the first correlation result and the second correlation result; and... Agent: Core Wireless Licensing S.a.r.i

20140086283 - Physical layer network coding using forward error correction codes: Two network nodes may exchange messages through a relay using physical-layer network coding combined with forward error correction coding (FEC). The relay determines a prime field order based on the channel condition and communicates the field order to the network nodes. Each network node encodes an outgoing message with linear... Agent: Interdigital Patent Holdings, Inc.

20140086284 - Cyclic shift delay detection using a channel impulse response: Systems, apparatus and methods for determining a cyclic shift diversity (CSD) mode are presented. Examples use a channel impulse response (CIR) to determine a current CSD mode. Specifically, a channel impulse response from an orthogonal frequency-division multiplexing (OFDM) symbol, which forms CIR samples. The CIR samples are examined to find... Agent:

20140086286 - Diversity antenna housing: A wireless device comprises a plurality of diverse antennas, an accelerometer configured to determine an orientation of the wireless device, and a processor. The processor is configured to initially select a primary link configuration based on the determined orientation of the wireless device. The primary link configuration designates one or... Agent: Rosemount Inc.

20140086287 - Multicarrier transmission system with low power sleep mode and rapid-on capability: A multicarrier transceiver is provided with a sleep mode in which it idles with reduced power consumption when it is not needed to transmit or receive data. The full transmission and reception capabilities of the transceiver are quickly restored when needed, without requiring the full (and time-consuming) initialization commonly needed... Agent: Tq Delta, LLC

20140086285 - Non-codebook based channel state information feedback: The specification and drawings present a new method, apparatus and software related product for using non-codebook based CSI feedback (e.g., in LTE wireless systems) using selection by a UE of one or more of the plurality of logical antenna ports based on a predefined procedure (e.g., SNR or SINR measurement),... Agent: Nokia Siemens Networks Oy

20140086290 - Method of reducing interference between a first carrier current signal transmitted between modems in an electrical network and a second signal transmitted between modems in another network: e

20140086289 - Radio communication antenna and radio communication device: The present invention relates to a radio communication antenna and a radio communication device including the same. The radio communication antenna of the present invention includes first conductive wires extending in opposite directions with respect to a first direction on a substrate to form a dipole antenna, second conductive wires... Agent:

20140086288 - System and method for initiating 3gpp modem online data states: A modem and a method of placing a modem in an online data state. In one embodiment, the modem includes: (1) a digital interface configured to receive, via an AT channel thereof, a standard AT command directing an AT channel of the modem to exit a command state and enter... Agent: Nvidia Corporation

20140086291 - Method and apparatus for quantifying characteristics of a received serial data stream: A data stream monitor includes an analog front end (AFE) and a digital state machine. The AFE receives recovered clock and data signals at a first rate. The AFE uses the recovered clock and a phase interpolator to generate a phase-adjusted clock signal at a second rate slower than the... Agent: Acago Technologies GeneralIP(singapore) Pte. Ltd.

20140086293 - Receiver and method of reception quality measurement used in wireless network: A receiver includes: a measurement unit configured to measure received power of a pilot signal symbol included in a received signal and generate a received power measurement value for each of a plurality of measurement periods; and a calculator configured to calculate received power by calculating a weighted average of... Agent: Fujitsu Limited

20140086292 - Systems and methods for detecting data collisions for a near field communication system: In a wireless near field communication (NFC) system, a target, such as a smart card, can communicate with an initiator, such as a card reader, by load modulating a radio frequency (RF) signal generated by the initiator. When two or more targets load modulate the RF signal generated, “collisions” can... Agent: Qualcomm Incorporated

20140086294 - Concurrency method for forecasting impact of speed tiers on consumption: A forecast model processes performance data from a site, e.g., a cable modem termination system (CMTS), to obtain a set of concurrency equations for existing speed tiers that is based on an observed subscriber bandwidth for the site. A new set of concurrency equations is obtained for new speed tiers... Agent: Comcast Cable Communications, LLC

20140086295 - Detecting faults affecting communications links: A modem or associated computing or testing device is configured to detect the presence of one or more faults that affect DSL communications, and upon their detection, generate, for example, an indication, communication or message that recommends corrective action. In this context, a fault is generally caused by one or... Agent: Aware, Inc.

20140086296 - Receiver with multi layer interference cancellation: A multi user receiver configured to receive a signal including multiple symbol streams assigned to various users is described. The multiple symbol streams include at least one first symbol stream assigned to a user of the multi user receiver and at least one second symbol stream assigned to another user,... Agent:

20140086297 - Transmission circuit for i/o interface and signal transmission method thereof: A transmission circuit including an equalizer circuit, a slicer circuit, a signal detection circuit, and a control circuit is provided. The equalizer circuit performs an equalizing operation on an input signal according to preset states to output an equalizing signal corresponding to each preset state. The slicer circuit performs a... Agent: Via Technologies, Inc.

20140086298 - Data-dependent equalizer circuit: A data dependent equalizer circuit includes a plurality of noise prediction filters. Respective ones of the noise prediction filters are configured to filter noise in sample data for at least one predetermined non-return to zero (NRZ) condition. A plurality of equalizers is communicatively coupled with the plurality of noise prediction... Agent: Lsi Corporation

20140086299 - Frequency domain equalization for wireless communication: Some demonstrative embodiments include devices, systems and/or methods of equalizing received wireless communication signals. For example, a device may include a pre-decoding equalizer to determine a plurality of filter weights by applying both a blind-equalization and a least-mean-squares (LMS) equalization to a wireless communication signal received over a wireless communication... Agent:

20140086300 - Interference channel equalizer: An interference channel equalizer for receiving and processing at least two distinct RF data signals transmitted over the same frequency to a single receiving station that has at least one receiver for each distinct transmitted RF data signal. Each receiver processes an RF data signal received by its antenna and... Agent: L-3 Communications Corp.

20140086301 - Pulse shaping for generating nfc initiator transmit waveform: Systems and methods are disclosed that can shape signals to meet emission mask requirements, current consumption requirements, and overshoot/undershoot requirements relating to the interaction that, for example, occurs when a near field communications (NFC) target comes within range of an NFC initiator, and the initiator generates and transmits an NFC... Agent: Qualcomm Incorporated

20140086302 - Decoding a coded data block: Method, receiver and computer program product for decoding a coded data block received at the receiver are disclosed. A first plurality of coded data bits representing the coded data block are received. First soft information values are determined corresponding to respective ones of the received first plurality of coded data... Agent: Nvidia Corporation

20140086303 - Bitstream conformance test in video coding: A device performs a decoding process as part of a bitstream conformance test. As part of the decoding process, the device performs a bitstream extraction process to extract, from a bitstream, an operation point representation of an operation point defined by a target set of layer identifiers and a target... Agent:

20140086307 - Context derivation for context-adaptive, multi-level significance coding: A device for coding video data includes a video coder configured to code first significance information for transform coefficients associated with residual data, wherein the first significance information indicates if a first sub-block comprises at least one non-zero coefficient, wherein the first sub-block is a sub-block of an entire transform... Agent: Qualcomm Incorporated

20140086304 - Histogram segmentation based local adaptive filter for video encoding and decoding: Reconstructed picture quality for a video codec system may be improved by categorizing reconstructed pixels into different histogram bins with histogram segmentation and then applying different filters on different bins. Histogram segmentation may be performed by averagely dividing the histogram into M bins or adaptively dividing the histogram into N... Agent:

20140086305 - Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus: An image decoding method for decoding a bitstream including a coded signal resulting from coding tiles and slices into which an image is partitioned, the method including decoding the coded signal, wherein each of the slices is either a normal slice having, in a header, information used for an other... Agent: Panasonic Corporation

20140086306 - Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus: An image decoding method for decoding a bitstream including a coded signal resulting from coding slices into which an image is partitioned and each of which includes coding units, includes decoding the coded signal, wherein each of the slices is either a normal slice having, in a slice header, information... Agent: Panasonic Corporation

20140086309 - Method and device for encoding and decoding an image: A method for encoding an image. The method comprises: dividing the image into a plurality of variable sized blocks, encoding each sub-block using variable bit rate encoding, storing the encoded sub-blocks, generating a marker matrix, and storing the marker matrix for use in decoding the image.... Agent: Freescale Semiconductor, Inc.

20140086313 - Method and apparatus for realizing adaptive quantization in process of image coding: A method for realizing adaptive quantization in image encoding and dequantization in image decoding is disclosed. In the adaptive quantization method, an image to be encoded is divided into one or more blocks, and each block is transformed to obtain one or more transform coefficients, the method comprising: acquiring parameter... Agent: Huawei Technologies Co., Ltd.

20140086310 - Power efficient encoder architecture during static frame or sub-frame detection: Described herein are techniques related to power efficient encoder architecture during static frame or sub-frame detection. In particular, a method of implementing a power savings algorithm is described upon detection of the static frame or sub-frame by the encoder architecture.... Agent:

20140086312 - Quantization control for variable bit depth: The quantization parameter QP is well-known in digital video compression as an indication of picture quality. Digital symbols representing a moving image are quantized with a quantizing step that is a function QSN of the quantization parameter QP, which function QSN has been normalized to the most significant bit of... Agent: Dolby Laboratories Licensing Corporation

20140086311 - Signaling of scaling list: In one embodiment, a method determines when a scaling list for a non-default quantization matrix is being used to perform quantization of one or more units of video. Transform unit sizes are determined that are not available for performing a transform of the one or more units of video. Then,... Agent: General Instrument Corporation

20140086314 - Apparatuses and methods for optimizing rate-distortion of syntax elements: Methods and apparatuses for optimizing rate-distortion of syntax elements are disclosed herein. An optimization block may be used in a video encoder and may include a candidate generation block and a best cost block. The optimization block may be configured to generate a plurality of candidates corresponding to respective differential... Agent: Magnum Semiconductor, Inc.

20140086315 - Error resilient management of picture order count in predictive coding systems: Coding techniques for input video may include assigning picture identifiers to input frames in either long-form or short-form formats. If a network error has occurred that results in loss of previously-coded video data, a new input frame may be assigned a picture identifier that is coded in a long-form coding... Agent: Apple Inc.

20140086321 - High dynamic range codecs: A method for encoding high dynamic range (HDR) images involves providing a lower dynamic range (LDR) image, generating a prediction function for estimating the values for pixels in the HDR image based on the values of corresponding pixels in the LDR image, and obtaining a residual frame based on differences... Agent: Max-planck-gesellschaft Zur Forderung Der Wissenschaften E.v.

20140086322 - Image processing device and method: The present technique relates to an image processing device and a method that can improve encoding efficiency in multi-viewpoint encoding. A reference image index allocation unit alternately allocates a reference image index referred by a motion estimator/compensator to predict an image to be processed to a referable image in a... Agent: Sony Corporation

20140086317 - Indication and activation of parameter sets for video coding: In some examples, a video encoder includes multiple sequence parameter set (SPS) IDs in an SEI message, such that multiple active SPSs can be indicated to a video decoder. In some examples, a video decoder activates a video parameter set (VPS) and/or one or more SPSs through referencing an SEI... Agent: Qualcomm Incorporated

20140086323 - Method and apparatus for coding of intra prediction mode: Embodiments according to the present invention configure the intra prediction mode candidates into multi-level MPM sets, which comprise at least a first-level MPM set and a second-level MPM set. Encoding or decoding a current intra prediction mode is based on the multi-level MPM sets, where one syntax element of the... Agent: Mediatek Inc.

20140086320 - Multiple decoding: A system for processing information received from a plurality of source devices. Various aspects of the present invention provide a first video generating device that produces a first video output that comprises compressed video information representative of a sequence of video frames, the compressed video information comprising inter-frame comparison information.... Agent: Broadcom Corporation

20140086319 - Video coding system with adaptive upsampling and method of operation thereof: A video coding system and method of operation includes: a receive bitstream module for receiving a video bitstream and extracting a filter flag from the video bitstream; an upsampling filter module, coupled to the receive bitstream module, for extracting a base layer from the video bitstream, and for forming a... Agent:

20140086316 - Video compression with color space scalability: An image decoder includes a base layer to decode at least a portion of an encoded video stream into a first image having a first image format. The image decoder can generate a color space prediction by scaling a color space of the first image from the first image format... Agent:

20140086318 - Video compression with color space scalability: An image decoder includes a base layer to decode at least a portion of an encoded video stream into a first image having a first image format. The image decoder can generate a color space prediction by scaling a color space of the first image from the first image format... Agent: Sharp Laboratories Of America, Inc.

20140086324 - Long-term reference picture signaling in video coding: A video encoder signals, in a slice header for a current slice of a current picture, a first long-term reference picture (LTRP) entry, the first LTRP entry indicating that a particular reference picture is in a long-term reference picture set of the current picture. Furthermore, the video encoder signals, in... Agent: Qualcomm Incorporated

20140086325 - Scalable extensions to hevc and temporal motion vector prediction: In one example, a device includes a video coder configured to determine a first co-located reference picture for generating a first temporal motion vector predictor candidate for predicting a motion vector of a current block, determine a second co-located reference picture for generating a second temporal motion vector predictor candidate... Agent: Qualcomm Incorporated

20140086329 - Base layer merge and amvp modes for video coding: A method of decoding video data includes receiving syntax elements extracted from an encoded video bitstream and determining a candidate list for an enhancement layer block. The syntax elements include information associated with a base layer block of a base layer of the video data. The candidate list is determined,... Agent: Qualcomm Incorporated

20140086326 - Method and system for generating an instantaneous decoding refresh (idr) picture slice in an h.264/avc compliant video data stream: Method for generating an IDR picture slice in an H.264/AVC stream, the method including finding an I-type picture and identifying it as a start picture, modifying and/or adding, in each slice header of the start picture, IDR-specific elements, removing, from each slice header of the start picture, non-IDR-specific elements, removing... Agent: Advanced Digital Broadcast S.a.

20140086327 - Method and techniqal equipment for scalable video coding: The invention relates to video coding, in particular to scalable video encoding/decoding. A method according to an embodiment comprises encoding motion information of an enhancement layer using motion vector information of a base layer, wherein the encoding comprises deriving the reference index of motion vector of the enhancement layer by... Agent: Nokia Corporation

20140086328 - Scalable video coding in hevc: In one example, a device includes a video coder configured to determine a temporal motion vector predictor for a motion vector associated with a block of video data of a current picture of a first, non-base layer of a plurality of layers of video data using a temporal motion vector... Agent: Qualcomm Incorporated

20140086308 - Switching between streaming video bitstreams: Improved methods and apparatuses are provided for switching of streaming data bitstreams, such as, for example, used in video streaming and other related applications. Some desired functionalities provided herein include random access, fast forward and fast backward, error-resilience and bandwidth adaptation. The improved methods and apparatuses can be configured to... Agent: Microsoft Corporation

20140086330 - Method and system for constraining tile processing overhead in video coding: A method for encoding a picture of a video sequence in a bit stream that constrains tile processing overhead is provided. The method includes computing a maximum tile rate for the video sequence, computing a maximum number of tiles for the picture based on the maximum tile rate, and encoding... Agent: Texas Instruments Incorporated

20140086332 - Access unit independent coded picture buffer removal times in video coding: A video coding device, such as a video encoder or a video decoder, may be configured to code a duration between coded picture buffer (CPB) removal time of a first decoding unit (DU) in an access unit (AU) and a second DU, wherein the second DU is subsequent to the... Agent: Qualcomm Incorporated

20140086333 - Bitstream properties in video coding: A device signals a property of a bitstream. The bitstream comprises a plurality of coded video sequences (CVSs). When the property has a particular value, all the CVSs of the bitstream conform to the same profile. A video processing device is able to determine, based on the property, whether to... Agent: Qualcomm Incorporated

20140086331 - Hypothetical reference decoder parameters in video coding: A device performs a hypothetical reference decoder (HRD) operation that determines conformance of a bitstream to a video coding standard or determines conformance of a video decoder to the video coding standard. As part of performing the HRD operation, the device determines a highest temporal identifier of a bitstream-subset associated... Agent:

20140086335 - Image coding method, image coding apparatus, image decoding method and image decoding apparatus: An image coding method including: binarizing last position information to generate (i) a binary signal which includes a first signal having a length smaller than or equal to a predetermined maximum length and does not include a second signal or (ii) a binary signal which includes the first signal having... Agent: Panasonic Corporation

20140086334 - Video parameter set (vps) syntax re-ordering for easy access of extension parameters: The HEVC VPS Syntax Structure is modified by re-ordering of some syntax parameters for the future HEVC Extensions in scalable video coding, multi-view coding and 3D video coding areas. This re-ordering enables external network devices such as middle-boxes to easily access of some of the useful parameters in VPS and... Agent: Sony Corporation

20140086339 - Compression of images in a sequence: The present invention relates to a method and system of processing sequences of images, depicting a scene to assemble in the sequence a movie. The method comprises: —preprocessing subsequent images individually, to obtain a sequence of preprocessed images; —encoding for compression of the preprocessed images by * periodically allowing individual... Agent: Alphalys S.a.r.l.

20140086340 - Expanded decoding unit definition: A video coding device, such as a video encoder or a video decoder, may be configured to decode a duration between coded picture buffer (CPB) removal time of a first decoding unit (DU) in an access unit (AU) and CPB removal time of a second DU, wherein the first DU... Agent: Qualcomm Incorporated

20140086336 - Hypothetical reference decoder parameters in video coding: A computing device selects, from among a set of hypothetical reference decoder (HRD) parameters in a video parameter set and a set of HRD parameters in a sequence parameter set, a set of HRD parameters applicable to a particular operation point of a bitstream. The computing device performs, based at... Agent:

20140086337 - Indication and activation of parameter sets for video coding: In some examples, a video encoder includes multiple sequence parameter set (SPS) IDs in an SEI message, such that multiple active SPSs can be indicated to a video decoder. In some examples, a video decoder activates a video parameter set (VPS) and/or one or more SPSs through referencing an SEI... Agent: Qualcomm Incorporated

20140086338 - Systems and methods for integrated metadata insertion in a video encoding system: Systems and methods for the insertion of metadata in a video encoding system, without software intervention. Header data may be provided to hardware circuitry, which may then construct and format one or more headers to accommodate the header data. The header data may then be appended to the encoded video.... Agent:

20140086343 - Buffering period and recovery point supplemental enhancement information messages: A video coding device, such as a video decoder, may be configured to decode a buffering period supplemental enhancement information (SEI) message associated with an access unit (AU). The video decoder is further configured to decode a duration between coded picture buffer (CPB) removal time of a first decoding unit... Agent: Qualcomm Incorporated

20140086344 - Coded picture buffer arrival and nominal removal times in video coding: A video coding device, such as a video decoder, may be configured to derive at least one of a coded picture buffer (CPB) arrival time and a CPB nominal removal time for an access unit (AU) at both an access unit level and a sub-picture level regardless of a value... Agent: Qualcomm Incorporated

20140086341 - Coded picture buffer removal times signaled in picture and sub-picture timing supplemental enhancement information messages: A video coding device, such as a video encoder or a video decoder, may be configured to code a sub-picture timing supplemental enhancement information (SEI) message associated with a first decoding unit (DU) of an access unit (AU). The video coding device may further code a duration between coded picture... Agent: Qualcomm Incorporated

20140086342 - Sequence level flag for sub-picture level coded picture buffer parameters: A video coding device, such as a video encoder or a video decoder, may be configured to decode a sequence level flag to determine the presence of one or more sub-picture level coded picture buffer (CPB) parameters for a decoding unit (DU) of an access unit (AU) in either in... Agent: Qualcomm Incorporated

20140086345 - Near field wireless transmission/reception method and apparatus: A near field wireless communication apparatus using a magnetic coupling to transmit data or clock information with low power and high efficiency is provided. Thus, when data to be transmitted is “1,” the near field wireless communication apparatus modulates the data into a pulse signal and transmits the pulse signal,... Agent: Samsung Electronics Co., Ltd.

20140086346 - Method and system for removal of baseline wander and power-line interference: A system removes noise from a signal by dividing the signal into at least one processing block, constructing a transform matrix in response to the noise of the signal, estimating a transform coefficient of the signal and the constructed transform matrix, reconstructing the signal by using the estimated transform coefficient... Agent: Samsung Electronics Co., Ltd.

20140086347 - Apparatus and method of receiver architecture and low-complexity decoder for line-coded and amplitude-modulated signal: interface configured to receive a signal from a transmitter and output an input sequence of M-bit samples. The apparatus also includes a quantizer circuit configured to convert the input sequence of M-bit samples into an output sequence of N-bit samples, wherein M and N are positive integer numbers, and wherein... Agent: Qualcomm Incorporated

20140086348 - Method and system for communicating information in a digital signal: The present invention relates to a communication method, system and signal, and in particular to a method and system for communicating information in a digital signal. It has particular application to satellite or terrestrial packet-based multi-user radio communication systems. A method for communicating information in a digital signal comprising data... Agent: Ems Technologies, Inc.

20140086350 - Joint carrier recovery for mimo systems: The invention relates to a method for carrier recovery of an equalized communications signal in a multiple-input multiple-output communications system. The method is comprised of the steps generating a phase rotation estimate from the equalized communications signal and a demodulated signal estimate of the equalized communications signal, and adjusting at... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140086349 - Method and system for controlling and regulating services and resources in high-performance downlink channels: Aspects of a method and system for controlling and regulating services and resources in high-performance downlink channels may include receiving, at a second communication device, from a first communication device, one or more process data packets. For one or more feedback classes, at least one feedback message may be generated... Agent: Broadcom Corporation

20140086352 - Method and apparatus for efficient feedback in a wireless communication system supporting multiple antenna: A method and apparatus for transmitting effective channel status information (CSI) in a wireless communication system supporting multiple carriers are disclosed. A method for transmitting CSI of DL transmission via uplink in a wireless communication system includes transmitting a rank indicator (RI) at a first subframe, and transmitting a first... Agent: Lg Electronics Inc.

20140086353 - Method, device, and system for sending channel state information: Embodiments of the present invention provide a method, device, and system for sending channel state information. The method for sending channel state information includes: setting number of bits used for quantizing a relative received power value; sending the number of bits to a user equipment UE; receiving a received power... Agent:

20140086351 - Methods of communicating data including symbol mapping/demapping and related devices: Data may be transmitted from a RAN node to a wireless terminal using a MIMO antenna array. A plurality of unmapped symbol blocks may be generated. Symbols of a first one of the plurality of unmapped symbol blocks may be mapped to first and second mapped symbol blocks so that... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140086354 - System and method for distinguishing between antennas in hybrid mimo rdn systems: A system for distinguishing between any one of a plurality of antennas in a multiple-input-multiple-output (MIMO) system having an augmented number of antennas is provided herein. The system includes a MIMO receiving system having N branches and configured to operate in accordance with a channel estimation MIMO receiving scheme; a... Agent: Magnolia Broadband Inc.

20140086355 - System and method for reducing interference in wireless communication systems: A system and method for reducing interference in a wireless communication system may include sending by a transmitter to a receiver a signal sequence s=(s1, s2, . . . , sL) of length L and information bit m, the signal sequence s having an interference signal sequence j=(j1, j2, .... Agent:

20140086358 - Method and apparatus for information transmission in a radio communication system: A method of transmitting, by a transmitter, information in a wireless communication system, the method includes generating first and second symbols; generating first and second transmit vectors on the basis of an Alamouti code from the first and second symbols; and transmitting the first transmit vector through a first antenna... Agent: Lg Electronics Inc

20140086356 - Software digital front end (softdfe) signal processing: Software Digital Front End (SoftDFE) signal processing techniques are provided. One or more digital front end (DFE) functions are performed on a signal in software by executing one or more specialized instructions on a processor to perform the one or more digital front end (DFE) functions on the signal, wherein... Agent: Lsi Corporation

20140086357 - Transmitting apparatus, receiving apparatus, and communication system for formatting data: A transmitting apparatus, a receiving apparatus, and a communication system are provided that allow a reduction in a frame loss due to interference caused by use of the same channel. A transmitting apparatus disposed in a base station includes a GPS receiver for receiving a GPS signal, a timing generator... Agent: Sony Corporation

20140086359 - Envelope feedback interference reduction and data throughput maximization: Reducing interference on an input signal which includes a desired signal and an interfering signal, including: processing the input signal in frequency and time domain to separate the desired signal from the interfering signal by: characterizing the interfering signal without a priori knowledge of characteristics of the interfering signal; generating... Agent: Kratos Integral Holdings, LLC

20140086360 - Transmitter supporting two modes: A transmitter includes a first channel and a second channel. The first channel includes a first mixer, and is used for processing a first input signal to generate a first output signal; the second channel includes a second mixer, where the second channel does not receive any input signal. When... Agent: Mediatek Inc.

20140086361 - Processor having instruction set with user-defined non-linear functions for digital pre-distortion (dpd) and other non-linear applications: A processor is provided having an instruction set with user-defined non-linear functions for digital pre-distortion (DPD) and other non-linear applications. A signal processing function, such as DPD, is implemented in software by obtaining at least one software instruction that performs at least one non-linear function for an input value, x,... Agent: Lsi Corporation

20140086362 - Interference cancellation technique for channel estimation in ofdm receivers: p

20140086364 - Apparatus and methods for quadrature clock signal generation: Apparatus and methods for quadrature clock signal generation are provided. In certain implementations, a quadrature clock signal generator includes a sine-shaping filter and a polyphase filter. The sine-shaping filter can receive an input clock signal such as a square or rectangular wave and can filter the input clock signal to... Agent: Analog Devices, Inc.

20140086363 - Pulse width modulation receiver circuitry: Mechanisms and techniques to evaluate data for a high speed I/O receiver logic. In an embodiment, a receiver circuit shifts a bit into a shift circuit in response to a rising edge of a data signal, where a count is started in response to the bit being subsequently shifted out... Agent: Intel Corporation

20140086365 - Radio frequency digital receiver system and method: A radio frequency digital receiver system and method is described in which the radio frequency digital receiver system uses a discrete Fourier transform where detection decisions are made based on a spectral estimate. The spectral estimate is formed from an output of the, in which the spectral estimate is improved... Agent: Selex Es Ltd

20140086366 - Receiving apparatus and receiving method: A transmitting apparatus and method transmits different modulated signals from a plurality of antennas, and employs a configuration that includes a modulation section that obtains a modulated signal by performing signal point mapping of transmit bits using a signal point arrangement that is divided into a plurality of signal point... Agent: Panasonic Corporation

20140086367 - Maximum likelihood bit-stream generation and detection using m-algorithm and infinite impulse response filtering: Maximum likelihood bit-stream generation and detection techniques are provided using the M-algorithm and Infinite Impulse Response (IIR) filtering. The M-Algorithm is applied to a target input signal X to perform Maximum Likelihood Sequence Estimation on the target input signal X to produce a digital bit stream B, such that after... Agent: Lsi Corporation

20140086368 - Receiver, receiving method and computer program: Provided are a reception device, a reception method, and a computer program that are capable of high-precision channel estimation using little memory volume. Parameters indicating channel characteristics are estimated from channel estimation values for received signal reference signals; a prescribed coefficient matrix is selected in accordance with the estimated parameters,... Agent: Nec Casio Mobile Communications, Ltd.

20140086369 - Cyclic shift delay detection using autocorrelations: Systems, apparatus and methods for determining a cyclic shift diversity (CSD) mode are presented. Examples use two different autocorrelations to determine a current CSD mode. Specifically, a delay-based autocorrelation and a cyclic shift-based autocorrelation are each computed then compared to each other, for example, by taking a difference of the... Agent:

20140086370 - Circuits, systems, and methods for managing automatic gain control in quadrature signal paths of a receiver: A system provides closed-loop gain control in a WCDMA mode and open loop control in an EDGE/GSM mode. Gain control is distributed across analog devices and a digital scaler in a wireless receiver. In the WCDMA mode, a loop filter generates an error signal that is forwarded to analog and... Agent: Skyworks Solutions, Inc.

20140086371 - Interference cancellation apparatus and receiver: The present invention provides an interference cancellation apparatus and receiver. The apparatus comprises: an interference cancellation unit configured to, based on preset granularities, seriatim perform interference cancellation on interference on common reference signals (CRSs) of interfering cells in each granularity; wherein in performing interference cancellation on the interference on the... Agent: Fujitsu Limited

20140086372 - Receiver, transmitter and radio communication method: A mobile station includes: a physical channel segmentation unit to receive radio signals including multiple orthogonal signals which are orthogonal to each other, and multiple non-orthogonal signals which are not orthogonal to each other; and data demodulating/decoding units to extract the non-orthogonal signal addressed to the mobile station from the... Agent: Ntt Docomo, Inc.

20140086373 - Method of channel estimation and a channel estimator: A method includes receiving a signal over a multi-path channel, generating a plurality of observation vectors of the received signal, generating a channel covariance matrix of the plurality of observation vectors, and identifying a first path by projecting a pulse shaping vector on the channel covariance matrix at different time... Agent:

20140086374 - System and method for detecting broadband global positioning system (gps) jamming: A system and method for detecting broadband global positioning system (GPS) jamming is provided, the system including a local oscillator maintainer to maintain a plurality of local oscillators, a frequency band selector to select a frequency band in which jamming is to be detected, in response to receipt of a... Agent: Electronics And Telecommunications Research Institute

20140086375 - Synchronization distribution in microwave backhaul networks: In some embodiments, a system comprises a clock, a root node, a radio channel network, and first and second child nodes. The clock may be configured to generate a clock signal. The root node may be configured to generate a first frame including a first payload and a first overhead... Agent: Aviat U.s., Inc.

  
03/20/2014 > 76 patent applications in 34 patent subcategories.

20140079095 - Code generating apparatus, reference signal generating apparatus, and methods thereof: A code generating apparatus, demodulation reference signal generating apparatus, and methods thereof. The demodulation reference signal generator includes generating a non-correlation sequence for RS of a first resource block; spreading spectrums of elements in the non-correlation sequence for RS to be mapped to a first frequency resource of the first... Agent: Fujitsu Limited

20140079099 - Communication apparatus and communication method: When a changer changes a communication parameter based on a channel characteristic, a selector selects a switch data sequence corresponding to the changed communication parameter. A serial-parallel converter performs a serial-parallel conversion on a switch data sequence. An IFFT unit performs an IFFT. A transmitter synthesizes a calculation result from... Agent:

20140079100 - Method and apparatus for transmitting and receiving channel state information in a wireless communication system: A method and apparatus for transmitting and receiving CSI is provided for use in a wireless communication system using a plurality of antennas. The CSI transmission method of a terminal includes receiving a first CSI-RS and a second CSI-RS, transmitting a CSI indicator indicating one of the first and second... Agent: Samsung Electronics Co., Ltd.

20140079097 - Method and apparatus to generate virtual sector wide static beams using phase shift transmit diversity: In one embodiment, the method includes receiving a signal, and generating first and second transmission signals from the received signal. The first signal has a fixed phase, and the second signal has a phase that changes over time. The first and second signals are sent from first and second antennas,... Agent: Alcatel-lucent Usa Inc.

20140079101 - Method and system for unconstrained frequency domain adaptive filtering: Aspects of a method and system for unconstrained frequency domain adaptive filtering include one or more circuits that are operable to select one or more time domain coefficients in a current filter partition. A value may be computed for each of the selected one or more time domain coefficients based... Agent: Broadcom Corporation

20140079098 - Multi-stage charge re-use analog circuits: A linear transform can be performed using a passive analog multi-stage charge re-use linear transform circuit. The passive analog multi-stage charge re-use linear transform circuit transforms an input analog circuit to generate a transformed analog output signal. The passive analog multi-stage charge re-use linear transform circuit may be included in... Agent: Regents Of The University Of Minnesota

20140079096 - Power amplifier with supply switching: To improve upon efficiency of a transmitter's power amplifier during low power operation, a switching system is used to selectively switch between different (e.g., normal and reduced) power supplies. Suitable hardware/software in the form of circuitry, logic gates, and/or code functions to process, amplify, and transmit an input RF signal... Agent: Broadcom Corporation

20140079103 - Interference cancellation within ofdm communications: Many communication systems operate based on orthogonal frequency division multiplexing (OFDM) signaling and/or orthogonal frequency division multiple access (OFDMA) signaling. Within such systems, narrowband interference, which may alternatively be referred to as narrowband ingress, narrowband ingress interference, narrowband noise, etc., may adversely affect one or more subcarriers or tones causing... Agent:

20140079104 - Method, apparatus, and system for reducing power consumption on xdsl subscriber board: A method for reducing power consumption on an xDSL subscriber board, includes: obtaining a maximum downlink service bandwidth, a downlink signal-to-noise ratio margin in line connection parameters of the user port, and transmission mode information in a line template bound to the user port; determining whether the downlink signal-to-noise ratio... Agent: Huawei Technologies Co., Ltd.

20140079102 - Physical layer (phy) link signaling for cable networks: Embodiments include systems and methods for enabling a physical layer (PHY) link signaling channel between a network termination modem and a cable modem in a cable network. The PHY link signaling channel is embedded within the same multi-carrier channel as the data and enables PHY link up between the network... Agent:

20140079105 - Vectored-dsl method and system, board, and dslam device: A vectored-DSL method and system and a board relate to the field of digital subscriber line DSL data processing, so as to increase user capacity of a vectored-DSL system. The vectored-DSL method includes: receiving, by at least one board, and pre-processing user data of the board; transmitting, by the board,... Agent: Huawei Technologies Co., Ltd.

20140079109 - Channel frequency response estimator for a wireless rf channel: A channel frequency response estimator for estimating the channel frequency response of a wireless RF channel having a time or frequency varying channel frequency response is disclosed. The channel frequency response estimator includes a wireless receiver. An ambiguous channel frequency response estimator is also included and configured to establish multiple... Agent: Nxp B.v.

20140079107 - Method and apparatus for an adaptive filter architecture: A system that incorporates teachings of the subject disclosure may include, for example, a method for identifying a spectral region in a radio frequency spectrum, determining a signal strength of the spectral region, determining a correlation factor by correlating the signal strength of the spectral region, identifying from the correlation... Agent: Isco International, LLC

20140079106 - System and method to actively drive the common mode voltage of a receiver termination network: An active termination circuit for a differential receiver includes a first receiver element configured to receive a first component of a differential signal, a second receiver element configured to receive a second component of a differential signal, a common mode measurement element configured to receive the differential signal and generate... Agent: Avago Technologies GeneralIP(sigapore) Pte. Ltd. (company Registration No.2000512430d)

20140079108 - Transmission unit and diagnosis method: A transmission unit connected to a reception unit via a communication cable. The transmission unit includes: a diagnostic data transmitting section to transmit, to the reception unit via the communication cable, diagnostic data converted into signals under a signal conversion condition for a diagnosis, of which a value of at... Agent: Fujitsu Limited

20140079110 - Efficient equalizer coefficient computation: An equalization parameter analyzer includes a parameter section configured to acquire at least one current parameter for a wireless receiver and an analyzer section configured to compare the at least one current parameter with at least one corresponding previous parameter. Additionally, the equalization parameter analyzer also includes a coefficients section... Agent: Nvidia Corporation

20140079111 - Method and controller for equalizing a received serial data stream: A controller and methods for adaptively adjusting a dispersion compensation circuit in a receiver of a communication link are disclosed. The controller receives a signal from an error detector coupled to the receiver. The controller includes a logic engine that provides configuration information to the dispersion compensation circuit. The configuration... Agent: Avago Technologies GeneralIP(singapore) Pte. Ltd Ltd.

20140079112 - Transport data reduction for das systems: An endpoint element of a distributed antenna system includes processing circuitry configured for processing a plurality of digital signals for conditioning the signals and compression circuitry configured for compressing at least one of the digital signals according to a compression scheme to yield at least one compressed digital signal and... Agent: Andrew LLC, A Division Of Commscope, Inc. Of North Carolina

20140079113 - High dynamic range image signal generation and processing: An apparatus generates an image signal in which pixels are encoded in N-bit words which encode at least a luma per pixel. A receiver (201) obtains high dynamic range pixel values in accordance with a first color representation in M-bitwords. A first generator (203) includes the high dynamic range pixel... Agent: Koninklijke Philips N.v.

20140079115 - Encoding and decoding video sequences comprising reference picture sets: A method of encoding a video sequence comprising Reference Picture Sets (RPSs) is provided. The method comprises arranging the RPSs in transmission order in a data structure, such as a Sequence Parameter Set (SPS), determining whether explicit RPS transmission is used for an RPS of a current picture of the... Agent: Telefonaktiebolaget L M Ericsson (pulb)

20140079116 - Indication of interlaced video data for video coding: This disclosure proposes techniques for encoding and video data. The techniques of the disclosure receiving a first indication that indicates whether all pictures in received video data are progressive frames coded as frame pictures. If a video decoder is unable to decode progressive frames, the video data may be rejected... Agent: Qualcomm Incorporated

20140079114 - Novel user sensitive information adaptive video transcoding framework: A video system includes a sensitive-information generator to generate a definition of sensitive information parts (SIP) areas. The video system also includes a transcoder to transcode the SIP areas at a higher bit rate than non-SIP areas in the frames based on bandwidth available for transmitting the transcoded frames. The... Agent:

20140079117 - Encoding method and device, and decoding method and device: An encoding includes: obtaining, by an encoder, data to be encoded, where the data to be encoded is at least one LCU; determining, a quantization depth parameter of the LCU according to a preset bit rate control algorithm, and adding the quantization depth parameter into the data to be encoded;... Agent: Huawei Technologies Co., Ltd.

20140079118 - Region of interest (roi) request and inquiry in a video chain: A method for video stream processing in a video chain is provided that includes transmitting a video stream in the video chain, receiving, by a first video node in the video chain, a region of interest (ROI) command from a second video node in the video chain, wherein the ROI... Agent: Texas Instruments Incorporated

20140079119 - Encoder and decoder and methods thereof for encoding/decoding a picture of a video sequence: An object of the embodiments is to achieve an improved reference picture handling. That is achieved by taking into account whether the reference pictures in the decoded picture buffer are long-term reference pictures or short-term reference pictures when determining how they should be marked when the information of the reference... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140079122 - Image processing apparatus and image processing method: The present technique relates to an image processing apparatus and an image processing method which allow the encoding efficiency to be improved. The image processing apparatus includes: a control unit that controls encoding of various parameters related to intra prediction in accordance with a size and a shape of a... Agent:

20140079121 - Method and apparatus for encoding video, and method and apparatus for decoding video: A method of decoding an image including: obtaining information about an intra prediction mode applied to a current block to be decoded, from a bitstream; obtaining one of a left neighboring pixel whose location is determined based on j*dy>>n and a up neighboring pixel whose location is determined based on... Agent: Samsung Electronics Co., Ltd.

20140079120 - Moving image coding apparatus and moving image coding method: Moving images are coded with reduced deterioration in the image quality while variations in the amount of code per frame are being reduced. A moving image coding apparatus includes a remaining picture number obtaining unit, an activity calculation unit, an intra MB determination unit, and a coding unit. The remaining... Agent: Megachips Corporation

20140079123 - Independent temporally concurrent video stream coding: Implementations of independent temporally concurrent video stream coding may include generating a sequence of encoded frames by encoding a plurality of input frames, wherein encoding the plurality of input frames may include generating a first plurality of encoded frames based on the plurality of input frames, the first plurality of... Agent: Google Inc.

20140079125 - Encoding device, decoding device, encoding method, and decoding method: According to an embodiment, an encoding device includes a deriving unit and an encoding unit. The deriving unit is configured to derive a first reference value based on fixed point precision representing roughness of a weighting factor that is used for multiplying a reference image. The encoding unit is configured... Agent: Kabushiki Kaisha Toshiba

20140079129 - Fast multi-frame motion estimation with adaptive search strategies: A method includes examining a statistical distribution of motion vectors employed for motion compensation in a first frame of image data. The examining is to produce a distribution model of the motion vectors in the first frame. The method further includes selecting, based at least in part on the distribution... Agent:

20140079133 - Image processing device and method: The present technique relates to an image processing device and method for preventing increases in the processing load of image encoding and decoding. The image processing device includes: a temporal prediction control unit that controls, in a prediction of a motion vector, whether a temporal prediction is to be performed... Agent: Sony Corporation

20140079127 - Method and apparatus for encoding video, and method and apparatus for decoding video: An apparatus of decoding an image includes an entropy decoder which obtains information about an intra prediction mode applied to a current block to be decoded, from a bitstream; and an intra prediction performer which obtains one of a left neighboring pixel whose location is determined based on j*dy>>n and... Agent: Samsung Electronics Co., Ltd.

20140079126 - Method and apparatus for region of interest video coding using tiles and tile groups: Systems, methods, and instrumentalities are disclosed relating to region of interest (ROI) video coding using tiles and tile groups. An encoded video sequence including a plurality of tiles may be received. The plurality of tiles may be divided into one or more tile groups. Signaling indicating parameters of the one... Agent:

20140079132 - Method and device for filtering coded image partitions: In a sequence of digitized images having a plurality of pixels, a signal is coded for each of the images that is dependent on the image content of the images. The uncoded signal is reconstructed and reconstructed images are derived therefrom in the course of the coding process. The reconstructed... Agent: Siemens Aktiengesellschaft

20140079128 - Method for generating prediction block in amvp mode: A method for generating a prediction block in Advanced Motion Vector Prediction (AMVP) mode to reconstruct a prediction-coded video signal using a motion vector approximate to original motion information. An AMVP candidate list is generated using effective spatial and temporal AMVP candidates for a current Prediction Unit (PU). If the... Agent: Ibex Pt Holdings Co., Ltd.

20140079130 - Moving picture coding method, moving picture coding apparatus, moving picture decoding method, and moving picture decoding apparatus: Obtaining one or more motion vector predictor candidates includes: (a1) generating a motion vector predictor candidate, based on motion vectors of first adjacent blocks adjacent to a block to be processed in a first direction; and (a2) generating a motion vector predictor candidate, based on motion vectors of second adjacent... Agent: Panasonic Corporation

20140079131 - Moving picture coding method, moving picture coding apparatus, moving picture decoding method, and moving picture decoding apparatus: Obtaining one or more motion vector predictor candidates includes: (a1) generating a motion vector predictor candidate, based on motion vectors of first adjacent blocks adjacent to a block to be processed in a first direction; and (a2) generating a motion vector predictor candidate, based on motion vectors of second adjacent... Agent: Panasonic Corporation

20140079124 - Video encoding method and video encoding device: A video encoding method is provided, which includes: deciding a first search window of a first macroblock in a reference image, and deciding a second search window of a second macroblock in the reference image, wherein the first search window is at least partially overlapped with the second search window;... Agent: Novatek Microelectronics Corp.

20140079136 - Apparatus and method for uncompressed, wireless transmission of video: An apparatus and method including a transmitter to generate a wireless transmission corresponding to video information is disclosed. The transmitter includes an encoder to generate at least one symbol coordinate representing a first component of a data value characterizing a portion of the video information, where the at least one... Agent: Amimon Ltd.

20140079134 - Color gamut scalability techniques: Techniques are described that can be used to either compress or expand video. Color compression techniques are described that can be used to compress the wide color gamut content into lower color gamut for inclusion in a baseline layer. Color expansion techniques are described that convert lower color gamut data... Agent:

20140079137 - Image processing system, image processing method and program: There is provided an image processing system and an image processing method able to suppress block distortion in the case of decoding image data encoded in unit of blocks. A controlling unit selects a filtering content to be applied to the block image data based on the encoding types of... Agent: Sony Corporation

20140079135 - Performing quantization to facilitate deblocking filtering: A method of encoding video data includes encoding a quantization parameter delta value in a coding unit (CU) of the video data before coding a version of a block of the CU in a bitstream so as to facilitate deblocking filtering. Coding the quantization parameter delta value may comprise coding... Agent: Qualcomm Incoporated

20140079139 - Moving image processing apparatus that processes a plurality of moving image data sets: A moving image processing apparatus includes: a block processing unit that processes moving image data in a block unit; a switching unit that switches the moving image data processed by the block processing unit in the block unit; and a switching control unit that, according to a predetermined state of... Agent: Casio Computer Co., Ltd.

20140079138 - Simplifiication of pic_order_cnt_lsb calculation in hm8: The specification and calculation of PicOrderCntMsb in WD8 is simplified without changing the semantics in WD8. Four arithmetic-logic operations are removed, and the implicit assumption that the subtraction in the calculation is based on unsigned integer arithmetic in HM8 is removed. The implementation is correct for both signed and unsigned... Agent: Sony Corporation

20140079140 - Video coding with improved random access point picture behaviors: This disclosure describes techniques for selection of coded picture buffer (CPB) parameters used to define a CPB for a video coding device for clean random access (CRA) pictures and broken link access (BLA) pictures in a video bitstream. A video coding device receives a bitstream including one or more CRA... Agent: Qualcomm Incorporated

20140079141 - Method and apparatus for removing acoustic incident signal: A method of removing a signal from among received signals, the method including: filtering the received signals; detecting a time band of the filtered received signals where an energy value of the filtered received signals exceeds a reference energy value; and applying a gain value to one or more received... Agent: Samsung Electronics Co., Ltd.

20140079142 - Advanced switch node selection for power line communications network: An algorithm for the promotion of terminal nodes to switch nodes in a PLC network reduces overall network overhead and collisions, while ensuring the appropriate selection of a switch node and minimizing the number of levels in a PLC network. It also ensures that the terminal nodes with appropriate signal-to-noise... Agent: Texas Instruments Incorporated

20140079143 - Signal injection through electric network using different modes: A system including a coupler to couple a signal to a plurality of conductors of an electric network and a transmitter to select a plurality of modes to inject the signal into the plurality of conductors and to transmit the signal via the plurality of conductors. The plurality of modes... Agent: Marvell Hispania, S.l.u.

20140079145 - Apparatus and methods for wireless communication in power-restricted frequency bands: Apparatuses, methods, and devices for wireless communication. One aspect of the subject matter described in the disclosure provides a method of selecting one of a plurality of antennas. The method includes receiving, at a first antenna, a first training field of a training frame. The method further includes receiving, at... Agent: Qualcomm Incorporated

20140079146 - Method and apparatus for transmitting and receiving channel state information in wireless communication system: A method and an apparatus are provided for transmitting channel state information of a terminal is provided. A first Channel State Information Reference Signal (CSI-RS) and a second CSI-RS are received. Channel State Information (CSI) is generated based on both the first CSI-RS and the second CSI-RS. The CSI is... Agent: Samsung Electronics Co., Ltd.

20140079144 - Pilot channel configuration for mimo network: Embodiments of the present disclosure provide methods and apparatus for configuring additional CPICHs, e.g. third CPICH, fourth CPICH, etc., to support MIMO transmissions of rank three or higher. The additional CPICHs may be configured with two or more power levels. A radio network controller (RNC) sends configuration information for the... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140079149 - Feedback method and apparatus for use in mobile communication system: A method and system are provided for a terminal to measure channel quality and transmit channel state information to a base station in a wireless mobile communication system operating in a multi-carrier-based multiple access scheme such as Orthogonal Frequency Division Multiple Access (OFDMA). The feedback information transmission method of a... Agent: Samsung Electronics Co., Ltd.

20140079148 - Method and apparatus for transmitting demodulation pilots in a multi antenna wireless communication system: Multiple antennas employed at transmitting and receiving nodes can significantly increase a MIMO system capacity, especially when the geometry of the receiving node is high. The transmitting node can determine geometry by transmitting common pilots (which may include legacy and non-legacy common pilots) and receiving feedback from the receiving node... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140079147 - Method, apparatus, and system for using common and demodulation pilot signals in multi-antenna wireless communications: Multiple antennas employed at transmitting and receiving nodes can significantly increase a MIMO system capacity, especially when channel knowledge of link(s) between the transmitting and receiving nodes is available at the transmitting node. Channel knowledge may be acquired through feedback provided by the receiving node based on a plurality of... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140079152 - Adaptive two-dimensional channel interpolation: A method and apparatus for improving channel estimation within an OFDM communication system. Channel estimation in OFDM is usually performed with the aid of pilot symbols. The pilot symbols are typically spaced in time and frequency. The set of frequencies and times at which pilot symbols are inserted is referred... Agent: Apple Inc.

20140079150 - Data encoding methods and apparatus: The invention provides a method of puncturing an encoded data bit stream, and an equivalent apparatus. The method applies one or more puncturing patterns to puncture the encoded data bit stream to reduce the number of transmitted bits. In one aspect there is provided a method of puncturing an encoded... Agent: Cambridge Silicon Radio Limited

20140079151 - Method for transmitting sounding reference signal in multiple antenna wireless communication system and apparatus therefor: A method for transmitting a sounding reference signal from a user equipment in a MIMO antenna wireless communication system. The method includes receiving sounding reference signal setup information from a base station, the sounding reference signal setup information including an initial cyclic shift value nSRScs and an initial transmissionComb parameter... Agent: Lg Electronics Inc.

20140079153 - High efficiency, remotely reconfigurable remote radio head unit system and method for wireless communications: A remote radio head unit (RRU) system is disclosed. The present invention is based on the method of adaptive digital predistortion to linearize a power amplifier inside the RRU. The power amplifier characteristics such as variation of linearity and asymmetric distortion of the amplifier output signal are monitored by a... Agent: Dali Systems Co. Ltd.

20140079154 - Direct digital synthesis of quadrature modulated signals: An apparatus comprises a direct digital synthesizer, a mixer having first and second input ports and an output port, and a numerically-controlled oscillator. The direct digital synthesizer has a first output coupled to the first input port of the mixer and a second output coupled to a control input of... Agent: Lsi Corporation

20140079156 - Signal combiner, method, computer program and computer program product: It is presented a signal combiner for combining transmission signals to foe supplied to four antennas devices, wherein two of the antenna devices are polarised in a first orientation and two of the antenna devices are polarised in a second orientation essentially orthogonal to the first orientation. The signal combiner... Agent: Telefonaktiebolaget L M Ericsson (publ)

20140079155 - System and method for supporting multiple reverse link data streams: A method for wireless communication includes determining a number of uplink data streams to transmit from a mobile device and determining a selection of antennas from a plurality of antennas for transmitting the uplink data streams. The method also includes determining beamforming parameters based at least in part on a... Agent: Qualcomm Incorporated

20140079157 - Frequency mixer with compensated dc offset correction to reduce linearity degradation: An apparatus includes a frequency mixer circuit configured to generate a baseband signal based on a local oscillator signal and a radio frequency signal. The apparatus includes a compensation circuit configured to generate a DC offset-compensated signal based on the baseband signal, a DC offset compensation signal, and a second... Agent:

20140079158 - System and method for decoding a radio signal: A method of decoding a radio signal by an electronic device is provided. The method includes receiving the radio signal, digitizing the radio signal, auto-correlating the radio signal to generate a first signal and determining periodic information of the radio signal using the first signal. An electronic device, such as... Agent: Per Vices Corporation

20140079159 - Phasor-based pulse detection: A phasor-based pulse detection system includes a first multiplier stage configured to apply a first delayed conjugate multiplication operation to an input signal. The system can also include a second multiplier stage coupled to the first multiplier stage and configured to apply a second delayed conjugate multiplication operation to an... Agent: Lockheed Martin Corporation

20140079160 - Forward error correction decoder input computation in multi-carrier communications system: A system and methods that accommodate for nonlinear interference in a multi-carrier communications system are provided. A first signal is received by a receiver. The first signal comprises a source signal transmitted on a carrier over a communications channel. The first signal reflects a source symbol mapped to one of... Agent: Hughes Network Systems, LLC

20140079162 - Methods for assigning codewoods to points in hexagonal constellations in digital communication systems: Embodiments of the invention provide a method of decoding of hexagonal constellations. The decoding methods exploit the inherent structure of the hexagonal grid to eliminate/minimize the requirements for distance computations. A constellation which has unused constellation points is received. A plurality of lookup tables is used for indicating whether a... Agent:

20140079161 - Receiver and receiving method: A receiver including: a memory, and a processor configured to calculate a plurality of soft decision values based on a received symbol to which a plurality of bits are mapped, to select at least one first soft decision value of the plurality of soft decision values, to calculate at least... Agent: Fujitsu Limited

20140079164 - Full-range pilot-assisted frequency offset estimation for ofdm communication systems: A training symbol with two identical halves as well as a pilot-tone at a center frequency is used for both timing synchronization and carrier frequency offset estimation. A timing synchronization is achieved by finding a peak of a cross-correlation function of the two halves in the first symbol. A fraction... Agent: Nec Laboratories America, Inc.

20140079163 - Timing recovery for low roll-off factor signals: A method includes receiving a signal, which carries data in a sequence of symbols that are modulated in accordance with a pulse shape and transmitted in accordance with a timing clock. The received signal is filtered with a matched filter whose response is matched to the pulse shape of the... Agent: Novelsat Ltd.

20140079165 - System and method for discrete gain control in hybrid mimo rf beamforming for multi layer mimo base station: A multiple-input-multiple-output (MIMO) receiving system configured for receiving multiple transmission layers is provided herein. The system includes a plurality of beamformed tunable receiving antennas configured to receive a plurality of transmitted layers; and a control module configured to select for the beamformed antennas a single set of discrete weights for... Agent: Magnolia Broadband Inc.

20140079166 - Receiving apparatus and communication apparatus, and communication system: To improve a quality of a combined signal obtained by maximum ratio combining performed when a transmission signal of OFDM system is diversity-received with a small computation amount or a small circuit size. In a receiving apparatus, a combining unit corrects, when combining a sub-carrier signal of each branch obtained... Agent: Renesas Electronics Corporation

20140079168 - Method and apparatus for cross polarization and cross satellite interference cancellation: A method and apparatus in which a Tap-Weight Computer (TWC) calculates a Tap-Weight Vector (TWV). The TWV is coupled to a register in each of a plurality of adaptive filter modules. Each such adaptive filter module includes several adaptive filters that each include a tapped delay line. The input to... Agent: Entropic Communications, Inc.

20140079167 - Multi-function receiver with switched channelizer having high dynamic range active microwave filters using carbon nanotube electronics: Multi-function receivers are disclosed in which high dynamic range active microwave filters using nanoscale devices are disposed within a switched channelizer stage. In an embodiment the receiver includes an input low noise amplifier, a switched channelizer comprised of active filters utilizing nanoscale devices, an output amplifier, a mixer, and an... Agent: Northrop Grumman Systems Corporation

20140079169 - Resonant clock amplifier with a digitally tunable delay: A programmable frequency receiver includes a slicer for receiving data at a first frequency, a de-multiplexer for de-multiplexing the data at a second frequency, a programmable clock generator for generating a clock at the first frequency, and first and second resonant clock amplifiers for amplifying clock signals at the first... Agent: Broadcom Corporation

20140079170 - Method and apparatus for controlling the data rate of a data transmission between an emitter and a receiver: p

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