|Pulse or digital communications patents - Monitor Patents|
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Pulse or digital communicationsBelow 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. 05/21/2015 > 100 patent applications in 41 patent subcategories.
20150139278 - Wideband frequency shift modulation using transient state of antenna: Described herein are architectures, platforms and methods for implementing modulating a radiating signal of a high Q antenna in order to transmit from one frequency to one or more different frequencies which may be in the same narrow band frequency spectrum or in a wide band frequency spectrum.... Agent:
20150139279 - Systems and methods for clock calibration for satellite navigation: System and methods are provided for clock calibration. A satellite navigation system includes: a timing component configured to determine a counting period for clock calibration; a counter network configured to determine a first number of local clock periods associated with a local clock of the satellite navigation system during the... Agent:
20150139280 - Iterative interference suppressor for wireless multiple-access systems with multiple receive antennas: This invention teaches to the details of an interference suppressing receiver for suppressing intra-cell and inter-cell interference in coded, multiple-access, spread spectrum transmissions that propagate through frequency selective communication channels to a multiplicity of receive antennas. The receiver is designed or adapted through the repeated use of symbol-estimate weighting, subtractive... Agent:
20150139281 - Synchronization device and synchronization method thereof: A synchronization device and a synchronization method for use in a receiver are provided. The receiver receives a signal from a transmitter. The synchronization device generates a plurality of first pseudo noise codes in sequence according to a first code phase sequence and generates a plurality of second pseudo noise... Agent: Institute For Information Industry
20150139282 - Method for generating binary offset carrier correlation function based on local signals, apparatus for tracking binary offset carrier signal, and spread spectrum signal receiver system: A method of generating a correlation function used to track a code phase delay value for a local code, in a spread spectrum signal receiver system, to be correlated with a received cosine or sine BOC-modulated signal, in which plurality of pulses successively occur in a single period of a... Agent: Research & Business Foundation Sungkyunkwan University
20150139285 - Compact floating point delta encoding for complex data: A method, apparatus, and system for compression of complex data signals within a telecommunications base station. The system may include a transmitter configured to determine a larger value of either real or imaginary components of a digital complex signal. The transmitter designates an exponent of an exponential representation of the... Agent:
20150139283 - Method and apparatus for detecting a preamble in a received radio signal: A method for detecting a preamble in a received radio signal comprises demodulating a received radio signal based on a carrier derived from a local timing source to provide a digital signal comprising a sequence of bits oscillating at approximately a modulated data rate. A bit width of each successive... Agent: Analog Devices Technology
20150139284 - Systems and methods for non-linear digital self-interference cancellation: A system and method for non-linear digital self-interference cancellation including a pre-processor that generates a first pre-processed digital transmit signal from a digital transmit signal of a full-duplex radio, a non-linear transformer that transforms the first pre-processed digital transmit signal into a non-linear self-interference signal according to a transform configuration,... Agent:
20150139286 - Systems and methods for reduction of triple transit effects in transceiver communications: Systems and methods for transceiver communication are discussed herein. An exemplary system comprises a first transceiver unit comprising a first attenuator, a filter module, a gain module, and an antenna. The first attenuator may be configured to attenuate a transmission signal from a second transceiver module over a coaxial cable.... Agent: Aviat U.s., Inc.
20150139287 - Method for initiating a non-standard mode for an xdsl transmission system and residential gateway using the method: The invention defines a method for providing an xDSL broadband transmission service between a central office and a customer premises equipment which comprises the steps: initiating a handshaking procedure between the central office and the customer premises equipment, determining an xDSL transmission standard for providing the xDSL broadband transmission service,... Agent: Thomson Licensing
20150139288 - Method for passing signals through a medium under monitoring: The method for passing signals through a medium under monitoring consists in generating a reference signal, transmitting this reference signal in a forward direction through the medium under monitoring by means of at least one transmitting electrical circuit, receiving the signal passing in the forward direction through the medium under... Agent:
20150139289 - Receiver, system including the same, and calibration method thereof: A receiver includes a fixed delay unit configured to delay a first clock signal received from a clock channel by a predetermined time and output a second clock signal; a first delay unit configured to delay the first clock signal in response to a first control signal; a first data... Agent:
20150139290 - Upstream frequency response measurement and characterization: Upstream frequency response measurement and characterization. Signaling is provided between respective communication devices within a communication system. Based upon at least one of these signals, one of the communication devices captures a number of sample sets corresponding thereto at different respective frequencies (e.g., a different respective center frequencies, frequency bands,... Agent: Broadcom Corporation
20150139292 - Hybrid beamforming for data transmission: Technology to provide hybrid beamforming feedback is disclosed. In an example, a user equipment (UE) can include computer circuitry configured to: Receive a reference signal (RS) from a node; calculate an optimal channel direction from the RS; calculate an optimal signal-to-interference-plus-noise ratio (SINR) for the optimal channel direction, where the... Agent:
20150139291 - Signal generator and signal generation method with cyclic prefix generation: A signal generator for creating a measuring signal comprising a cyclic prefix comprises a baseband signal generator for generating a baseband measuring signal and a channel emulator for emulating a channel in the baseband measuring signal resulting in a channel modified signal. Moreover, it comprises a modulator for modulating the... Agent:
20150139293 - Hierarchical modulation for multiple streams: A receiving device is provided to coordinate transmissions from a first transmitting device and from a second transmitting device of a plurality of transmitting devices to the receiving device in a communication network. The transmissions are coordinated by sending, from the receiving device, a first instruction to the first transmitting... Agent:
20150139294 - Method and apparatus for performing superposition coded modulation scheme in a broadcasting or communication system: A method and an apparatus for performing a Superposition Coded Modulation (SCM) scheme in a broadcasting or communication system including a controller are provided. The method includes controlling an SCM coefficient by the controller. The SCM coefficient is controlled according to a channel capacity of each layer of one or... Agent:
20150139295 - Digital video encoding method: A method for encoding a digital video image producing a high resolution is proposed. A source digital video image is segmented into a plurality of video frames and each such frame is segmented into a plurality of blocks composed of pixels. An encoded digital video image is formed from a... Agent:
20150139296 - Intra block copy for intra slices in high efficiency video coding (hevc): A method for decoding high efficiency video coding, comprising determining whether a coding unit is within an intra slice or an inter slice, determining whether intra block copy has been enabled, reviewing syntax for said coding unit for an intra block copy flag when the coding unit is within an... Agent:
20150139299 - Method and apparatus for coding video and method and apparatus for decoding video accompanied with arithmetic coding: A method of decoding a video through symbol decoding includes parsing symbols of image blocks from a received bitstream; classifying a current symbol into a prefix bit string and a suffix bit string based on a threshold value determined according to a size of a current block; performing arithmetic decoding... Agent: Samsung Electronics Co., Ltd.
20150139298 - Method and apparatus for coding video and method apparatus for decoding video, accompanied with intra prediction: A video decoding method involving intra prediction includes: parsing a most probable mode (MPM) flag of a block while parsing symbols of the block of an encoded video from a received bitstream; determining whether a predetermined number of a plurality of candidate intra prediction modes are used to predict an... Agent: Samsung Electronics Co., Ltd.
20150139301 - Method and apparatus for decoding video according to individual parsing or decoding in data unit level, and method and apparatus for encoding video for individual parsing or decoding in data unit level: A video decoding method including: extracting, from a bitstream of an encoded video, at least one of information indicating independent parsing of a data unit and information indicating independent decoding of a data unit; extracting encoded video data and information about a coded depth and an encoding mode according to... Agent: Samsung Electronics Co., Ltd.
20150139300 - Method and apparatus for encoding/decoding image: A method for decoding an image, according to the present invention, comprises the steps of: deciding a prediction mode that corresponds to a chroma component block; deciding a transform skip mode of the chroma component block from a plurality of transform skip mode candidates, according to the prediction mode that... Agent:
20150139297 - Method and apparatus for entropy coding video and method and apparatus for entropy decoding video: Provided are entropy decoding and encoding methods of a video. The entropy decoding method includes obtaining a transformation unit significant coefficient flag indicating whether a non-zero transformation coefficient exists in the transformation unit, from a bitstream, determining a context model for arithmetically decoding the transformation unit significant coefficient flag, based... Agent: Samsung Electronics Co., Ltd.
20150139307 - Adaptive transform method based on in-screen prediction and apparatus using the method: Disclosed is an adaptive transform method based on an in-screen prediction, and an apparatus using the method. A method for encoding an image can comprise a step of determining in-screen prediction mode groups, and a step of transforming by using a different transform method according to the in-screen prediction mode... Agent: Kt Corporation
20150139303 - Encoding device, encoding method, decoding device, and decoding method: The present technology relates to an encoding device, an encoding method, a decoding device, and a decoding method that enable sign data hiding processing to be appropriately performed. An orthogonal transform unit orthogonally transforms a difference between an image to be encoded and a prediction image to generate orthogonal transform... Agent: Sony Corporation
20150139304 - Image processing apparatus and method: The present disclosure relates to an image processing device and a method capable of suppressing the reduction of an image quality due to encoding/decoding. The image processing device includes: a quantization unit that when orthogonal transform processing is skipped with respect to a current block, quantizes all components of the... Agent: Sony Corporation
20150139305 - Image processing apparatus and method: The present disclosure relates to an image processing device and a method capable of suppressing the reduction of an image quality due to encoding/decoding. The image processing device includes: a quantization unit that when orthogonal transform processing is skipped with respect to a current block, quantizes all components of the... Agent: Sony Corporation
20150139306 - Method and apparatus for encoding/decoding image: A method for decoding an image, according to the present invention, comprises the steps of: receiving image information that corresponds to a block to be decoded; performing entropy-decoding with respect to the image information that is received; deciding a transform skip mode of the block to be decoded from a... Agent: Kt Corporation
20150139302 - Method and apparatus for signal encoding realizing optimal fidelity: Methods of optimal encoding of signals to be compatible with characteristics of target receivers while meeting constraints pertinent to sizes of encoded signals or capacities of paths communicating signals to the target receivers are disclosed. The methods are based on analytical modeling of the encoding process guided by experimental data... Agent: Ecole De Technologie Superieure
20150139308 - Method for encoding image, method for decoding image, image encoder, and image decoder: The present invention relates to a technique for encoding and decoding an image, and a method for encoding the image, according to the present invention, comprises the steps of: performing a prediction with respect to a current block; and transforming a residual which is generated by the prediction, wherein in... Agent: Kt Corporation
20150139309 - Moving image coding apparatus and moving image decoding apparatus: A macro block size determining unit 1 determines the size of each macro block on a frame-by-frame basis. A macro block dividing unit 2 divides an inputted image into macro blocks each having the size determined by the macro block size determining unit 1. A macro block coding unit 3... Agent: Mitsubishi Electric Corporation
20150139316 - Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus: An image coding method includes: writing, into a sequence parameter set, buffer description defining information for defining a plurality of buffer descriptions; selecting one of the buffer descriptions for each processing unit that is a picture or a slice, and writing buffer description selecting information for specifying the selected buffer... Agent:
20150139310 - Image processing apparatus and image processing method: The present technique relates to an image processing apparatus and an image processing method capable of suppressing deterioration in accuracy of a predicted image and reducing the number of storable reference images. A motion prediction/compensation unit generates a predicted image of an encoding target image by using a reference image.... Agent: Sony Corporation
20150139314 - Method and apparatus for coding video and method and apparatus for decoding video, using intra prediction: A video decoding method involving intra prediction includes: parsing a most probable mode (MPM) flag of a block while parsing symbols of the block of an encoded video from a received bitstream; determining whether a predetermined number of a plurality of candidate intra prediction modes are used to predict an... Agent: Samsung Electronics Co., Ltd.
20150139317 - Method and apparatus for encoding image, and method and apparatus for decoding image: The present invention discloses a method and an apparatus for encoding an image, and a method and an apparatus for decoding a message. The method for decoding the image comprises the steps of: entropy-decoding a bit stream that is received, to recover a residual value by reverse-quantizing and reverse-converting the... Agent: Kt Corporation
20150139315 - Method and apparatus for encoding video based on scanning order of hierarchical data units, and method and apparatus for decoding video based on scanning order of hierarchical data units: A video decoding method and apparatus and a video encoding method and apparatus based on a scanning order of hierarchical data units are provided. The decoding method includes: receiving and parsing a bitstream of an encoded video; extracting from the bitstream information about a size of a maximum coding unit... Agent: Samsung Electronics Co., Ltd.
20150139312 - Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering: A method and apparatus for encoding video by using deblocking filtering, and a method and apparatus for decoding video by using deblocking filtering are provided. The method of encoding video includes: splitting a picture into a maximum coding unit; determining coding units of coded depths and encoding modes for the... Agent: Samsung Electronics Co., Ltd.
20150139313 - Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering: A method and apparatus for encoding video by using deblocking filtering, and a method and apparatus for decoding video by using deblocking filtering are provided. The method of encoding video includes: splitting a picture into a maximum coding unit; determining coding units of coded depths and encoding modes for the... Agent: Samsung Electronics Co., Ltd.
20150139319 - Method and apparatus for encoding/decoding images using a prediction method adopting in-loop filtering: Disclosed is a prediction method adopting in-loop filtering. According to the present invention, a prediction method for encoding and decoding video comprises the following steps: generating a residual block of the current block through an inverse quantization and inverse transform; generating a prediction block of the current block through an... Agent: Intellectual Discovery Co., Ltd.
20150139318 - Method and apparatus for intra prediction within display screen: The present invention relates to a method and apparatus for intra prediction. The intra prediction method for a decoder, according to the present invention, comprises the steps of entropy-decoding a received bitstream, generating reference pixels to be used in the intra prediction of a prediction unit; generating a prediction block... Agent: Kt Corporation
20150139311 - Method and apparatus for performing block prediction search based on restored sample values derived from stored sample values in data buffer: A block prediction search method includes at least following steps: utilizing a data buffer to store bit-depth reduced sample values of a plurality of samples in a first pixel line; detecting occurrence of an edge in the first pixel line according to restored sample values derived from stored sample values... Agent:
20150139321 - Method and apparatus for motion vector determination in video encoding or decoding: The motion vector determining method involves determining a candidate motion vector list comprising motion vectors of a plurality of candidate blocks referred so as to predict a motion vector of a current block, when a reference image of a first candidate block from among the plurality of candidate blocks is... Agent: Samsung Electronics Co., Ltd.
20150139320 - Poc value design for multi-layer video coding: In one example, a device for coding video data includes a memory comprising a decoded picture buffer (DPB) configured to store video data, and a video coder configured to code data representative of a value for a picture order count (POC) resetting period identifier, wherein the data is included in... Agent:
20150139326 - Cache management device, and motion picture system and method using the same: A signal processing system for motion pictures includes a signal processing module, a cache, an analysis module and a control module. The signal processing module performs a signal processing process on motion picture data. The cache temporarily stores a set of reference data that is required for processing the motion... Agent:
20150139324 - Encoding device and encoding method: An encoding unit generates a predicted image using a reference image. A transmission unit transmits inter_ref_pic_set_prediction_flag representing whether reference image specifying information specifying the reference image of a prior image that is an image prior to a current coding image in coding order is used as the reference image specifying... Agent: Sony Corporation
20150139330 - Method and apparatus for decoding video according to individual parsing or decoding in data unit level, and method and apparatus for encoding video for individual parsing or decoding in data unit level: A video decoding method including: extracting, from a bitstream of an encoded video, at least one of information indicating independent parsing of a data unit and information indicating independent decoding of a data unit; extracting encoded video data and information about a coded depth and an encoding mode according to... Agent: Samsung Electronics Co., Ltd.
20150139327 - Method and apparatus for encoding motion information, and method and apparatus for decoding same: A method and apparatus for encoding and decoding motion information. The encoding method includes determining whether motion information of spatial prediction units that are spatially collocated to a current prediction unit and motion information of temporal prediction units that are temporally collocated to the current prediction are available; when the... Agent: Samsung Electronics Co., Ltd.
20150139322 - Method and apparatus for inter-picture cost computation: A method and an apparatus for inter-picture cost computation are provided. The inter-picture cost computation apparatus includes an original difference calculation module, a before-compensation difference calculation module, an inter-picture cost computation module, and a compensation module. The original difference calculation module calculates original differences between first original pixels at the... Agent: Industrial Technology Research Institute
20150139328 - Method and apparatus for lossless encoding and decoding: A lossless moving picture encoding and decoding method and apparatus are provided by which when intra prediction of a block with a predetermined size is performed, the compression ratio is increased by using a pixel in a block to be predicted. The lossless moving picture encoding method includes: predicting each... Agent: Samsung Electronics Co., Ltd.
20150139325 - Method and apparatus of bi-directional prediction for scalable video coding: A method and apparatus for inter-layer prediction for scalable video coding are disclosed. Embodiments of the present invention utilize weighted prediction for scalable coding. The weighted prediction is based on the predicted texture data and the inter-layer Intra prediction data derived from BL reconstructed data. The inter-layer Intra prediction data... Agent: Mediatek Inc.
20150139323 - Method of decoding images and device using same: Scalable video encoding uses interlayer texture prediction, interlayer motion information prediction, and interlayer residual signal prediction in order to remove redundancy from interlayer images. In order to increase the accuracy in interlayer prediction, the present invention may find a reference layer block on a location corresponding to the current target... Agent: Electronics And Telecommunications Research Institute
20150139329 - Moving picture coding apparatus, moving picture coding method, and moving picture coding program, and moving picture decoding apparatus, moving picture decoding method, and moving picture decoding program: A motion vector predictor candidate generation unit derives a plurality of motion vector predictor candidates by prediction from first coded prediction blocks neighboring a prediction block subject to coding within the same picture as the prediction block subject to coding, or from a second coded prediction block located at the... Agent:
20150139331 - Adaptive control for transforms in video coding: In an example, a method of transforming video data comprises determining, based on variable operational code, a plurality of control parameters for transforming the video data in a transform domain, wherein the operational code maps each of the plurality of control parameters to respective operational code fields, and performing transformation... Agent: Qualcomm Incorporated
20150139332 - Method and apparatus for coding video and method and apparatus for decoding video accompanied with arithmetic coding: A method of decoding a video through symbol decoding includes parsing symbols of image blocks from a received bitstream; classifying a current symbol into a prefix bit string and a suffix bit string based on a threshold value determined according to a size of a current block; performing arithmetic decoding... Agent: Samsung Electronics Co., Ltd.
20150139333 - Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding: Provided are video encoding and decoding methods and apparatuses. The video encoding method includes: encoding a video based on data units having a hierarchical structure; determining a context model used for entropy encoding a syntax element of a data unit based on at least one piece of additional information of... Agent: Samsung Electronics Co., Ltd.
20150139334 - Method for parallel processing of a video frame based on wave-front approach: A method for parallel processing of a video frame in accordance with principles of inventive concepts may include dividing the video frame into N tiles in a direction perpendicular to a raster scan direction; and sequentially encoding or decoding coding tree blocks included in each of the N tiles from... Agent:
20150139335 - Video encoding method using offset adjustments according to pixel classification and apparatus therefor, video decoding method and apparatus therefor: A video encoding method and apparatus and video decoding method and apparatus generate a restored image having a minimum error with respect to an original image based on offset merge information indicating whether offset parameters of a current block and at least one neighboring block from among blocks of video... Agent: Samsung Electronics Co., Ltd.
20150139336 - Method and related apparatuses for decoding multimedia data: A method for decoding compressed multimedia data is disclosed. This method receives the compressed multimedia data; wherein the compressed multimedia data comprises at least two bitstream portions. The method then decodes a first portion of bitstream with a first resolution, decodes a second portion of bitstream with a second resolution,... Agent:
20150139337 - Video coding with large macroblocks: Techniques are described for encoding and decoding digital video data using macroblocks that are larger than the macroblocks prescribed by conventional video encoding and decoding standards. For example, the techniques include encoding and decoding a video stream using macroblocks comprising greater than 16×16 pixels. In one example, an apparatus includes... Agent:
20150139338 - Identifying leading pictures in video coding: A method of encoding a video sequence is provided. The method (300) comprises including (301) Network Abstraction Layer (NAL) unit type information with each picture of the video sequence, and identifying (302) a current picture which is a leading picture of exactly one Clean Random Access (CRA) picture. The current... Agent: Telefonaktiebolaget L M Ericsson (publ)
20150139339 - Broadcast transmitting apparatus and method: A broadcasting transmitting apparatus splits a piece of broadcast content into an audio signal and a video signal, encodes the audio signal to generate an audio bit string, encodes the video signal to generate a video bit string, multiplexes the audio bit string and the video bit string, and modulates... Agent:
20150139341 - Method and arrangement for transmitting data via an electric conductor of a current network: A method transmits data via an electric conductor of a current network. At least one first node and at least one second node are coupled to the electric conductor by a respective impedance-transparent coupling device. The method involves transmitting a carrier signal by the first node via the electric conductor,... Agent: Siemens Aktiengesellschaft
20150139340 - System and method for digital signaling: Systems and methods for communicating digital data associated with amplitudes and phases of a virtual periodic waveform having a designated period between components connected by n conductors include, in one embodiment, circuitry that converts a first amplitude and a first phase to a first corresponding voltage or current and applies... Agent:
20150139342 - Apparatus for mimo coupling power line signals into a three-conductor power supply network via two channels: The present invention relates to an apparatus for coupling a modem to a power supply network for transmitting data via the power supply network, comprising a mains connection, which is configured to connect the apparatus to a phase conductor, a neutral conductor and a protective earth conductor of the power... Agent: Devolo Ag
20150139343 - Ofdm-based acoustic communications system: Disclosed is an orthogonal frequency division multiplexing (OFDM)-based acoustic communications system. At an acoustic transmitting end, original data is modulated through channel coding into an acoustic signal of a data frame formed by multiple OFDM symbols and the acoustic signal is transmitted through a loudspeaker; at an acoustic receiving end,... Agent:
20150139346 - Method and device for efficient feedback in wireless communication system supporting multiple antennas: The present description relates to a wireless communication system, and more particularly, discloses a method and a device for efficient feedback in a wireless communication system supporting multiple antennas. According to one embodiment of the present invention, the method for transmitting channel status information on a downlink transmission through an... Agent: Lg Electronics Inc.
20150139344 - Method and device for transmitting and receiving multi-input multi-output (mimo) signal in wireless communication system in which plural communication systems are present: A device for transmitting and receiving multi-input multi-output (MIMO) signal in a wireless communication system in which a plurality of communication systems is present includes a plurality of antenna modules and a recognition module for recognizing at least one of network information or antenna information of a source device. The... Agent: Lg Electronics Inc.
20150139345 - Mimo communication method: A method of achieving diversity in a multiple-input-multiple-output (MIMO) communication system. The MIMO communication system has a lower number of receiving antennas compared to the number of transmitting antennas. In the MIMO communication system, selection diversity is achieved by using a switch that selectively chooses a receiver antenna based on... Agent: Sony Corporation
20150139348 - Transmitting circuit, transceiver, communication system, and method for transmitting data: A transmitting circuit, a transceiver, a communication system, and a method for transmitting data. The transmitting circuit includes a digital interface circuit configured to obtain, in a predetermined bandwidth, data to be sent, and decompose the data into N parallel sub digital signal flows; a digital modulation circuit configured to... Agent:
20150139347 - Weighted sum data rate maximization using linear transceivers in a full-duplex multi-user mimo system: Signal interference associated with multi-user multiple-input multiple-output (MIMO) full-duplex wireless communication systems is reduced. In an example, first streams are received by a MIMO base station from uplink user devices based on a first availability of channel matrices and second streams are transmitted to downlink user devices based on a... Agent:
20150139349 - Signaling with noise cancellation using echoes: Signal transport with noise cancellation is contemplated. The noise cancellation may be facilitated with a transmitter configured to induce echoes in a signal desired for transport in order to facilitate subsequently retrieving signal components associated with noise influenced portions of the transported signal from non-noise influence portions of the transported... Agent: Cable Television Laboratories, Inc.
20150139350 - Multi-level differential decoding device and method for quadrature amplitude modulation communication system: Differential decoding processing applied to multilevel modulation is accomplished with the circuit scale kept small by including; an MSB coordinate rotating part for performing coordinate rotation based on information of the first two most significant bits of a signal received via a synchronous detection part; an MSB symbol likelihood generating... Agent: Mitsubishi Electric Corporation
20150139353 - Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals: A method and an apparatus for transmitting broadcast signals thereof are disclosed. The apparatus for transmitting broadcast signals comprises an encoder encoding service data, a time interleaver interleaving the encoded service data, a mapper mapping the interleaved service data into a plurality of OFDM (Orthogonal Frequency Division Multiplex) symbols to... Agent:
20150139351 - Method and apparatus for frequency interleaving: The disclosure generally relates to a method and apparatus for frequency interleaving. Specifically, an embodiment of the disclosure relates to a communication system having one or more antennas, a radio, a memory circuit, and a processor circuit. The antennas can be used to communicate signals or to comply with different... Agent:
20150139352 - Phased array transmission device: Transmission output detectors extract transmission outputs of a plurality of transmission branches, and an inter-branch error detector detects a combined signal level of the transmission outputs of the transmission branches to obtain an error detection signal. A correction controller calculates an amplitude error between the transmission branches based on an... Agent:
20150139356 - Apparatus and method of transmitting data in multi-carrier system: An apparatus of transmitting data in a multi-carrier system includes: a plurality of pulse-shaping filters for performing pulse shaping of incoming data symbols during a set pulse-shaping period; and a plurality of frequency converters convert signals that are pulse-shaped by the plurality of pulse-shaping filters into signals with frequency bands... Agent:
20150139355 - Devices and methods for facilitating data inversion to limit both instantaneous current and signal transitions: Electronic devices are adapted to facilitate data encoding for simultaneously limiting both instantaneous current and signal transitions. According to one example, an electronic device may perform a first encoding scheme on a group of data bits to be transmitted on a data bus. The first encoding scheme may be performed... Agent: Qualcomm Incorporated
20150139357 - Method and apparatus for transmitting of ofdm signal: Provided is a transmitting apparatus including: a controller configured to determine a size of subchannels and a number of subchannels based on a size of entire channel band; and a DFT processor configured to spread a data symbol based on the number of the subchannels and the size of the... Agent: Electronics And Telecommunications Research Institute
20150139354 - Polar noise shaping: Methods and apparatus, including computer program products, are provided for polar noise shaping. In one aspect there is provided a method. The method may include receiving a first error signal representative of a first noise including a first quantization noise carried by a quadrature signal; receiving a second error signal... Agent: Nokia Corporation
20150139359 - Frequency selective predistortion: A baseband PA predistortion module, which includes a baseband combiner, a baseband PA correction circuit, and a baseband filter, is disclosed. The baseband PA correction circuit replicates behavior of an RF PA by processing a modulation data signal to provide a predistortion data signal. The behavior of the RF PA... Agent:
20150139358 - Pre-distortion in a wireless transmitter: Exemplary embodiments are related to digital pre-distortion in envelope tracking systems. A device may include an amplitude modulation-to-phase modulation (AM-PM) distortion unit configured to generate an AM-PM distortion component in response to receipt of phase data of an input transmit signal. The device may also include a local oscillator (LO)... Agent: Qualcomm Incorporated
20150139360 - Polar modulator: A polar modulator (200) comprises a modulation generator (10) arranged to generate phase modulation data and amplitude modulation data; and a phase modulation stage (20) arranged to generate a phase modulated, PM, carrier signal and a PM clock signal, wherein the PM carrier signal has a PM carrier signal frequency... Agent: St-ericsson Sa
20150139361 - Radio communication apparatus and radio communication method: Wireless communication wherein channel estimation accuracy is improved while keeping the position of each bit in a frame, even when a modulation system having a large modulation multiple value is used for a data symbol. An encoding operation encodes and outputs transmitting data (bit string) and a bit converting operation... Agent:
20150139362 - Pulse shaping circuit for improving spectrum efficiency and on-off keying (ook) transmitter including pulse shaping circuit: A pulse shaping circuit is configured to shape a waveform of an edge of a signal applied to a switch of a power amplifier included in an on-off keying transmitter.... Agent: Samsung Electronics Co., Ltd.
20150139363 - Frequency-shift keying receiver: A frequency-shift keying (FSK) receiver includes an injection-locking oscillating circuit to receive a FSK input signal, and a phase detecting circuit. The injection-locking oscillating circuit outputs a locked signal having a phase that tracks a phase of the FSK input signal. A difference between the phases of the FSK input... Agent: National Chi Nan University
20150139365 - Data unit format for multi-user data in long-range wireless local area networks (wlans): A method includes receiving a data unit that includes a signal (SIG) field and a data field. The SIG field provides information for interpreting the data field. The method also includes detecting a first symbol constellation rotation of at least a first orthogonal frequency division multiplexing (OFDM) symbol in the... Agent:
20150139364 - Method for detecting phase and phase detecting system: A phase detection method includes providing by a controller a second control signal having two or more neighboring pulses when the time during which a state of a second control signal is retained is a predetermined time or more, receiving by the controller phase detection results of a phase of... Agent: Sk Hynix Inc.
20150139369 - Apparatus and method for compensation of am hoise in rfid devices through modulation of a received signal: A method and apparatus for compensation of noise in a Radio Frequency Identification (RFID) device through modulation of a received signal is described. The method includes determining an amplitude signal proportional to an amplitude of a transmitter signal and associated noise; processing the amplitude signal to derive a correction signal;... Agent: Motorola Solutions, Inc
20150139368 - Enhanced channel estimation in td-scdma: Apparatus and methods for channel estimation in time division synchronous code division multiple access (TD-SCDMA) based on a signal received from one or more Node Bs include determining least squares channel metric estimates based on the received signal, identifying signal taps and noise taps in a tapped delay line channel... Agent: Qualcomm Incorporated
20150139366 - Method and apparatus for enhanced channel estimation using matching pursuit: Apparatus and methods for channel estimation includes determining two streams corresponding to odd and even samples of a received signal that is sampled at a first chip rate, performing least squares successive interference cancellation on each of the two streams to obtain odd and even raw channel estimates, interlacing the... Agent: Qualcomm Incorporated
20150139367 - Method and apparatus for enhanced channel estimation using matching pursuit and adaptive cluster tracking: Apparatus and methods for channel estimation include determining two streams corresponding to odd and even samples of a received signal that is sampled at a first chip rate, performing least squares successive interference cancellation on each of the two streams to obtain odd and even raw channel estimates, interlacing the... Agent: Qualcomm Incorporated
20150139370 - Integrated circuit with inter-chip link for boot-up: An integrated circuit includes a first port for conducting a first plurality of signals, a second port for conducting a second plurality of signals, a data path coupled between the first port and the second port, a controller, and a processor having an input and an output. In a first... Agent: Silicon Laboratories Inc.
20150139371 - Multi-band receiver: A multi-band receiver according to an embodiment of the present invention includes an analog-to-digital converter configured to convert multi-band analog radio signals into a digital baseband signal, and a first signal extracting unit configured to generate a first path signal by changing a sampling rate of the digital baseband signal... Agent:
20150139372 - Sub-sampling receiver: Provided is a wireless signal receiver including: an analog-digital converter (ADC) converting an analog RF signal into a digital baseband signal; and a sub-sampling block dividing and processing the digital baseband signal into a first path signal and a second path signal, and extracting a complex baseband signal by using... Agent: Electronics And Telecommunications Research Institute
20150139373 - Data transfer between clock domains: An arrangement for transferring a data signal from a first clock domain (bus_slow) to a second clock domain (bus_fast) in a digital system. The first clock domain (bus_slow) has a first clock (ck slow) with a frequency less than a frequency of a second clock (ck fast) in the... Agent: Nordic Semiconductor Asa
20150139374 - Satellite radio-controlled wristwatch: Power consumption when reception is carried out in response to a reception instruction by a user is reduced in a satellite radio-controlled wristwatch. A satellite radio-controlled wristwatch according to the present invention includes: a satellite radio wave reception unit including an antenna, a high frequency circuit, and a decoder circuit;... Agent:
20150139375 - Communication system, receiver, and eye-opening measuring method: A communication system includes: a plurality of lanes; a plurality of transmission circuits respectively outputting data to the lanes in accordance with a transmission clock; and a plurality of reception circuits respectively receiving data from the lanes, each reception circuit includes: a clock data recovery circuit extracting own clock information... Agent:
20150139377 - Low power digital phase interpolator: Described herein is an apparatus, method and system corresponding to relate to a low power digital phase interpolator (PI). The apparatus comprises: a digital mixer unit to generate phase signals from a series of input signals, the phase signals having phases which are digitally controlled; a poly-phase filter, coupled to... Agent:
20150139376 - Signal propagation system and method of reducing electromagnetic radiation emissions caused by communication of timing information: A signal propagation system for communicating timing information comprises a processing resource (300) arranged to generate a first timing signal for communicating the timing information, the first timing signal having a first frequency spectrum associated therewith. An electronic circuit (110) is provided having an input for receiving the timing information.... Agent:05/14/2015 > 64 patent applications in 31 patent subcategories.
20150131703 - Satellite communications management system: A method and apparatus for processing a signal is present. Information is carried in a frequency hopping signal. The frequency hopping signal is sent to a gateway in a communications network through a satellite. The frequency hopping signal is unprocessed by the satellite to identify the information in the frequency... Agent: The Boeing Company
20150131704 - Receiver and receiving method: A receiver for receiving a frame including a pilot signal and a data signal, referring to an impulse response of a propagation path estimated from the pilot signal, and performing compensation processing on the data signal, the receiver includes: an extraction unit configured to extract the pilot signal of the... Agent:
20150131705 - Modulation scheme for communication: A modulation scheme for long range transceiver utilizing a processing scheme in combination with a Hadamard transform is disclosed. The processing scheme can correspond to an industry standard or to other processing schemes. An input signal is parallelized through serial to parallel conversion. The processed parallel signals are orthogonalized using... Agent: Analog Devices Technology
20150131706 - Phase-alignment between clock signals: There is proposed a method and system for determining a phase-alignment between first and second clock signals of differing frequency. The method comprise: sampling a value of the first clock signal at instants defined by an edge of the second clock signal; defining a sequence of the sampled values of... Agent:
20150131707 - Testing a decision feedback equalizer ('dfe'): Testing a Decision Feedback Equalizer (‘DFE’), the DFE including a summing amplifier operatively coupled to a plurality of latches and an input signal line for receiving a data signal, including: preventing a differential data signal from being received by the summing amplifier; and iteratively for each tap to be tested:... Agent:
20150131708 - Backchannel communications for initialization of high-speed networks: One embodiment provides a network controller. The network controller includes a modulation module. The modulation module includes a high rate (HR) bit sequence generator configured to generate a first high rate bit sequence, encoder circuitry configured to encode a first low rate bit stream, the first low rate bit stream... Agent:
20150131709 - Fine phase estimation for highly spectrally efficient communications: A receiver may process a received signal to generate a processed received signal. The receiver may generate, during a sequence estimation process, an estimate of a phase error of the processed received signal. The receiver may generate an estimate of a value of a transmitted symbol corresponding to the received... Agent:
20150131711 - Apparatus having programmable taps: An apparatus comprises a plurality of delay elements connected in series. Each delay element is configured to delay a respective input signal and to output a respective delayed signal. The apparatus also comprises a weight generator configured to generate a plurality of tap weights based on the delayed signals. The... Agent:
20150131710 - Decision feedback equalizer utilizing symbol error rate biased adaptation function for highly spectrally efficient communications: One or more embodiments describe a decision feedback equalizer utilizing symbol error rate biased adaptation function for highly spectrally efficient communications. A method may be performed in a decision feedback equalizer (DFE). The method may include determining values of tap coefficients used by the DFE based. The tap coefficients may... Agent:
20150131712 - Scalable video coding/multiplexing compatible with non-scalable decoders: Scalable video coding and multiplexing compatible with non-scalable decoders is disclosed. In some embodiments, video data is received and encoded in a manner that renders at least a base layer to be compatible with a non-scalable video encoding standard, including by assigning for at least the base layer default values... Agent:
20150131716 - Apparatus and method for processing image: An image processing device and method for an image processing device to compress, for each line, an image frame formed of a plurality of lines are provided. The method includes predicting an image quality of each line forming a single image frame, independently determining a compression rate of each line... Agent: Samsung Electronics Co., Ltd.
20150131714 - Compression/decompression progressive d'un flux numerique video comprenant au moins une image entrelacee: The subject of the present invention pertains to a device (100) for decompressing a digital video stream comprising at least one compressed image (I′), said device comprising: —a means of progressive decompression (M4) configured so as to decode said at least one compressed image (I′), and —a means of inverse... Agent:
20150131715 - Image transmission apparatus, image transmission method, and recording medium: Convention transmission of streams of moving images disadvantageously has a long stopping time because frame transmission skip and GOP transmission skip are performed in a case where a congestion of a transmission process occurs in a transmission side. An image transmission apparatus which transmits encoded data acquired by encoding an... Agent:
20150131717 - Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering: A method and apparatus for encoding video by using deblocking filtering, and a method and apparatus for decoding video by using deblocking filtering are provided. The method of encoding video includes: splitting a picture into a maximum coding unit; determining coding units of coded depths and encoding modes for the... Agent: Samsung Electronics Co., Ltd.
20150131718 - Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering: A method and apparatus for encoding video by using deblocking filtering, and a method and apparatus for decoding video by using deblocking filtering are provided. The method of encoding video includes: splitting a picture into a maximum coding unit; determining coding units of coded depths and encoding modes for the... Agent: Samsung Electronics Co., Ltd.
20150131713 - Video coding method and device using high-speed edge detection, and related video decoding method and device: A video encoding method and apparatus using fast edge detection for determining a split shape of a picture is disclosed. A split shape of coding units having a tree structure is obtained by replacing a sampling unit having a predetermined size with one of an edge pixel and a normal... Agent: Samsung Electronics Co. Ltd.
20150131719 - Rate-distortion optimized quantization method: A rate-distortion optimized quantization method includes determining a rate model and a distortion model respectively, establishing a rate-distortion objective function according to the rate model and the distortion model, estimating a closed-form solution for the rate-distortion objective function, and according to an input frame generating quantized transform coefficients using the... Agent: National Taiwan University
20150131723 - Method and apparatus for encoding video based on scanning order of hierarchical data units, and method and apparatus for decoding video based on scanning order of hierarchical data units: A video decoding method and apparatus and a video encoding method and apparatus based on a scanning order of hierarchical data units are provided. The decoding method includes: receiving and parsing a bitstream of an encoded video; extracting from the bitstream information about a size of a maximum coding unit... Agent: Samsung Electronics Co., Ltd.
20150131722 - Method and apparatus of improved intra luma prediction mode coding: A method of video coding using intra prediction for a block of video data is disclosed. The intra prediction modes are ranked according to a priority order associated with the block size. One or more tables are used, where the tables ranks the intra prediction modes according to a first... Agent: Mediatek Singapore Pte. Ltd.
20150131721 - Simplified processing of weighted prediction syntax and semantics using a bit depth variable for high precision data: Particular embodiments may remove a condition check in the semantics for checking a high-precision data flag. This simplifies the semantics used in the encoding and decoding process. In this case, even if the high-precision data flag is not set, the value of the weighted prediction syntax element is set by... Agent:
20150131720 - Spatial scalable video multicast for heterogeneous mimo systems: A multiplexed space-time block coding (M-STBC) scheme is described that allows for transmitting a single multicast transmission in a heterogeneous MIMO (i.e., multiple-input and multiple-output) environment, where receivers with fewer antennas can receive a lower resolution version of the multi-cast transmission, while receivers with a greater number of antennas can... Agent: Microsoft Corporation
20150131724 - Method for performing hybrid multihypothesis prediction during video coding of a coding unit, and associated apparatus: A method and apparatus for performing hybrid multihypothesis prediction during video coding of a coding unit includes: processing a plurality of sub-coding units in the coding unit; and performing disparity vector (DV) derivation when the coding unit is processed by a 3D or multi-view coding tool or performing block vector... Agent:
20150131725 - Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus: An image coding method for coding a current block derives a first candidate having a first motion vector that has been used to code a first block. It is determined whether a total number of one or more candidates having the first candidate is less than a maximum candidate number,... Agent: Panasonic Intellectual Property Corporation Of America
20150131726 - Method and apparatus for motion vector determination in video encoding or decoding: The motion vector determining method involves determining a candidate motion vector list comprising motion vectors of a plurality of candidate blocks referred so as to predict a motion vector of a current block, when a reference image of a first candidate block from among the plurality of candidate blocks is... Agent: Samsung Electronics Co., Ltd.
20150131733 - Apparatus for decoding motion information in merge mode: Disclosed is an apparatus for decoding motion information in merge mode. The apparatus for decoding motion information in merge mode discloses a merge mode motion vector decoding unit configured to generate motion information using available spatial and temporal merge candidates when a motion information encoding mode of a current block... Agent: Ibex Pt Holdings Co., Ltd.
20150131738 - Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus: A dependency indication is signaled within the beginning of a packet, that is, within the adjacent of a slice header to be parsed or a parameter set. This is achieved, for example, by including the dependency indication at the beginning of the slice header, preferably after a syntax element identifying... Agent:
20150131735 - Image processing device and method: The present invention relates to an image processing device and method, which realize improvement in encoding efficiency for color difference signals and reduction in address calculations for memory access. In a case where a block size of orthogonal transform is 4×4, and a macroblock of luminance signals is configured of... Agent:
20150131737 - Image processing device and method: The present invention relates to an image processing device and method, which realize improvement in encoding efficiency for color difference signals and reduction in address calculations for memory access. In a case where a block size of orthogonal transform is 4×4, and a macroblock of luminance signals is configured of... Agent:
20150131740 - Merge mode for motion information prediction: Disclosed herein are representative embodiments of processing digital image data. In one exemplary embodiment disclosed herein, for a current block of a first frame of digital image data, a list of motion vector prediction information for the current block is populated with candidate motion vector prediction data that includes default... Agent: Microsoft Technology Licensing, LLC
20150131730 - Method and apparatus for using small-sized buffer in compression/decompression with block prediction: A compression method with block prediction includes at least following steps: utilizing a vector buffer to store a final vector information set of at least one pixel group at a same time, wherein each pixel line of an image is composed of a plurality of pixel groups, and a maximum... Agent:
20150131739 - Method for encoding image, method for decoding image, image encoder, and image decoder: The present invention relates to a technique for encoding and decoding an image, and a method for encoding the image, according to the present invention, comprises the steps of: performing a prediction with respect to a current block; and transforming a residual which is generated by the prediction, wherein in... Agent: Kt Corporation
20150131728 - Method for motion vector estimation: A motion vector estimation method in video encoding: First, a feature point is detected in a video frame. Next, motion estimation is performed on the feature point to obtain a motion vector of the feature point. Next, the feature point is mapped to a feature image block, and the motion... Agent: Peking University Shenzhen Graduate School
20150131731 - Method of calculating discontinuity of motion vector and fallback performing method using the same: A method of calculating discontinuity of a motion vector includes obtaining at least any one of a k-th projected forward motion vector by a forward motion vector of a block and a k-th projected backward motion vector by the forward motion vector and at least any one of a k-th... Agent:
20150131732 - Method of motion estimation and image processing apparatus using the same: A method of motion estimation includes obtaining motion vectors of blocks in a plurality of frames corresponding to a block to be motion estimated, determining whether the obtained motion vectors of the blocks are converged by comparing the obtained motion vectors of the blocks, calculating motion vector dispersity of adjacent... Agent:
20150131736 - Motion vector calculation method: When a block (MB22) of which motion vector is referred to in the direct mode contains a plurality of motion vectors, 2 motion vectors MV23 and MV24, which are used for inter picture prediction of a current picture (P23) to be coded, are determined by scaling a value obtained from... Agent:
20150131734 - Picture coding device, picture coding method, picture coding program, picture decoding device, picture decoding method, and picture decoding program: In a first inter-image prediction mode in which information on a motion vector is used, a first mode detection unit constructs a first candidate list from a plurality of reference block candidates based on a first predetermined order, assigns indices for designating reference block candidates added in the first candidate... Agent:
20150131729 - Video encoding and decoding:
20150131727 - Virtual frame buffer system and method: A system for encoding and decoding a frame (also file), such as a video, graphic, media, or other frame or data, representing a real-time graphic output from a frame buffer, output by a video camera, or another file or data. The file includes frames each comprising macroblocks. Reference frame buffers... Agent:
20150131741 - Method of coding and decoding integral images, a device for coding and decoding integral images, and corresponding computer programs: A method is provided for encoding at least one integral image representative of at least one object in perspective in a scene. The method implements the following steps: applying a discrete wavelet transform directly to the pixels of the integral image, delivering a plurality of transform coefficients; and encoding the... Agent: Orange
20150131742 - Video encoding method using offset adjustments according to pixel classification and apparatus therefor, video decoding method and apparatus therefor: A video encoding method and apparatus and video decoding method and apparatus generate a restored image having a minimum error with respect to an original image based on offset merge information indicating whether offset parameters of a current block and at least one neighboring block from among blocks of video... Agent: Samsung Electronics Co., Ltd.
20150131743 - Coding systems: In an implementation, a supplemental sequence parameter set (“SPS”) structure is provided that has its own network abstraction layer (“NAL”) unit type and allows transmission of layer-dependent parameters for non-base layers in an SVC environment. The supplemental SPS structure also may be used for view information in an MVC environment.... Agent:
20150131744 - Sub-bitstream extraction: A sub-bitstream extraction process is applicable to a bitstream of multiple access units comprising a respective encoded picture of a video sequence. An access unit among the bitstream is identified and discarded. In addition, all access units in the bitstream that can depend on this access unit are discarded to... Agent:
20150131745 - Digital television transmitting/receiver and method of processing data in digital television transmitter/receiver: A digital television (DTV) transmitter and a method of coding data in the DTV transmitter method are disclosed. A pre-processor pre-processes the enhanced data by coding the enhanced data for forward error correction (FEC) and expanding the FEC-coded enhanced data. A data formatter generates one or more groups of enhanced... Agent: Lg Electronics Inc.
20150131746 - Signal processing device and signal processing method: Provided is a signal processing device, including a clock width calculation unit configured to calculate a clock width corresponding to a data rate of a valid section in which a transport stream (TS) packet exists, and a generation unit configured to generate a clock signal whose period is the clock... Agent: Sony Corporation
20150131748 - Encoding device and encoding method: According to an embodiment, an encoding device includes a processor and a memory. The processor applies a filter to first and second images included in moving image (video) data. The processor encodes the first and second images to which the filter has been applied and generates encoded data. The processor... Agent: Kabushiki Kaisha Toshiba
20150131747 - Inter-layer sample adaptive filter parameters re-use for scalable video coding: Described herein are techniques related to re-use of filter parameters, and particularly Sample Adaptive Offset (SAO) parameters, of a lower-layer bitstream or a coded enhancement layer bitstream for coding enhancement layer bitstream in a scalable video encoding.... Agent:
20150131749 - Enhanced receiver configuration adaptive to cyclic prefix configuration: A method in a first radio node is described for adapting a receiver type in the first radio node. The first radio node includes a first and a second receiver types. The first radio node is included in a wireless communications network, which further includes a second radio node and... Agent: Telefonaktiebolaget L M Ericsson (publ)
20150131750 - Adaptive sectorization of a spational region for parallel multi-user transmissions: Technology to adaptively sectorize a spatial region for parallel multi-user transmissions is disclosed. In an example, a node (e.g., evolved Node B (eNB)) can include computer circuitry configured to: Generate a set of precoding matrices for a set of beam cones in the spatial region; and generate a beam cone... Agent:
20150131754 - Fractal dipole antenna communication systems and related methods and use: A communication system and method for using a communication system is provided. An embodiment of an exemplary system can include different communication sets adapted to communicate with each other in different orientations/while moving in a highly secure manner. A first communications system embodiment can include a plurality of segmented fractal... Agent:
20150131753 - Generating precoders for use in optimising transmission capacity between an enodeb and ue in a dl mu-mimo communications system: This method of generating precoders is used in optimising transmission capacity between an eNodeB and UEs in a DL MU-MIMO communication system. The method includes the steps of computing correlation values between pairs of precoding matrices (PMs) of the reported precoding matrix indicators (PMIs) (step 40), selecting a PM pair... Agent: Nec Corporation
20150131751 - Joint transmission using interference alignment: Systems and methods can implemented to joint transmission for interference management in wireless communications. A first transmitter having M antennas can acquire a channel state information (CSI) matrix for each of a plurality of multiple-input-multiple output (MIMO) channels between a first transmitter and a plurality of receivers. The first transmitter... Agent: Blackberry Limited
20150131752 - Wi-fi radio distribution network stations and method of operating wi-fi rdn stations: A Wi-Fi radio distribution network (RDN) station is provided for use in a wireless communications network comprising a plurality of wireless stations. The Wi-Fi RDN station comprises a multiple-input-multiple-output (MIMO) receiving system configured to operate in accordance with a channel estimation MIMO receiving scheme; and a RDN connected to the... Agent: Magnolia Broadband Inc.
20150131755 - (nx2)-channel bit communication system: A bit communication system, with its' associated digital-hardware-implemented mechanisms for bit transmission, bit reception, and channel balancing; are presented, where electrical, photonic, or EM pulses, representing binary information bits, are carried from a transmitter point over a (N×2)-channel transmission medium, to a receiver point. The binary value of a transmitted... Agent:
20150131756 - System and method for high efficiency wireless local area network communications: System and method embodiments are provided for high efficiency wireless communications. In an embodiment, a method in a network component for transmitting a frame of two different fast Fourier transform (FFT) sizes includes generating a frame, wherein the frame comprises orthogonal frequency-division multiplexing (OFDM) symbols in two different FFT sizes,... Agent:
20150131757 - Selection of non-linear interference cancelation (nlic) input: Self-jamming interference associated with a transmitted signal of an aggressor transmitter may affect a received signal of a victim receiver in a communication device. A victim receiver may obtain a non-linear interference cancelation (NLIC) signal from an aggressor transmitter of a communication device. The NLIC signal may be based, at... Agent: Qualcomm Incorporated
20150131759 - Hypotheses generation based on multidimensional slicing: A receiver is configured to receive a sample of an inter-symbol correlated (ISC) signal, the sample corresponding to a time instant when phase and/or amplitude of the ISC signal is a result of correlation among a plurality of symbols of a transmitted symbol sequence. The receiver may linearize the sample... Agent:
20150131758 - Method for estimating covariance matrices and use thereof: The present disclosure relates to an iterative method for estimating covariance matrices of communication signals comprising a) computing a reference symbol covariance matrix estimate (k,l); b) inputting said reference symbol covariance matrix estimate (k,l) to a detector or a decoder in a first iteration, and thereafter inputting the... Agent: Huawei Technologies Co., Ltd.
20150131760 - Method, receiver device, network node and mobile communication terminal for decoding transmissions: A method, performed in a receiver device, for decoding transmissions of a set of coded information bits from a transmitter. The method includes deriving received symbols from first received data and second received data. The received symbols are converted to sets of soft coded bit estimates. The sets of soft... Agent: Telefonaktiebolaget L M Ericsson (publ)
20150131762 - Methods and systems for programmable digital down-conversion: A radio communication apparatus operable over a wide range of frequencies including a signal processing device is provided. The device performs an analog to digital conversion at a predetermined sample rate independent of a selected frequency band within the wide range of frequencies to generate a digital signal, and digitally... Agent:
20150131761 - System and method for increasing spot beam satellite bandwidth: A device and method for demodulation of multiple received signals is provided. The device can have a receiver configured to receive a composite signal having two or more constituent signals overlapped in frequency. The device can have one or more processors configured to determine a at least one modulation type... Agent:
20150131764 - Methods, devices and systems for receiving and decoding a signal in the presence of noise using slices and warping: A method may comprise receiving and sampling a signal. The signal may encode a data packet. A slice may be generated and stored comprising a pair of values for each of a selected number of samples of the signal representing a correlation of the signal to reference functions in the... Agent:
20150131763 - Receiving apparatus and method for rfid reader: A receiving apparatus for an RFID reader estimates channel coefficients for each of a plurality of receiving antennas based on tag response signals received via a plurality of receiving antennas, compensates the tag response signals received via the plurality of receiving antennas based on the channel coefficients estimated for each... Agent:
20150131765 - Communication apparatus: A communication apparatus encodes a transmission target data according to a PAM5 mode to generate PAM signals, applies a pulse shaping to the generated PAM signals with a pulse shaping filter to provide pulse-shaped PAM signals, and inputs the pulse-shaped PAM signals into a digital-analog converter. The pulse shaping filter... Agent:
20150131766 - Apparatus and method for frequency locking: An apparatus and a method for frequency locking are provided. The apparatus includes a phase-locked loop (PLL), a local clock generator, a data buffer unit and a control unit. The PLL locks the phase and the frequency of a radio frequency signal to generate a recovery clock signal and received... Agent: Faraday Technology Corp.05/07/2015 > 65 patent applications in 31 patent subcategories.
20150124855 - Method and system for transmission of identification via metadata for repeating relays using spread-spectrum technology: A communication method for transmitting meta-data through a meta-carrier signal comprising encoding meta-data using an encoder, the meta-data comprising information that identifies a repeating relay to which a spread meta-carrier signal is to be transmitted, encoded using an encoder, modulating, using a modulator and spreading, using a spreader, the encoded... Agent:
20150124856 - Method and apparatus for frame synchronization in a positioning system: A method for soft frame synchronization in a navigational receiver is provided. A distance between bits of a sync pattern received by the navigational receiver and a known sync pattern is computed. A probability of detection value for the received sync pattern based on the distance is assigned. A confidence... Agent: Samsung Electronics Co., Ltd.
20150124857 - Filter network arrangement: There is provided a filter network arrangement comprising a filter network; and one or more correction networks, wherein the one or more correction networks is arranged to substantially equalise the passband gain and group delay of the filter network arrangement. Given an appropriate Q for the one or more correction... Agent: Astrium Limited
20150124858 - Antenna driver with scalable output impedance: A system includes an antenna, a modulator, and a controller. The modulator may be operatively connected to the antenna. The modulator may be configured to send, a signal to a wireless device via the antenna. The modulator may have an output impedance. The controller may be connected to the output... Agent: Broadcom Corporation
20150124859 - Method for terminating an operation of a cpe device, and respective cpe device using the method: The method for terminating an operation of a CPE device, which comprises a front-end component for an xDSL connection of a Central Office Equipment supplying a multitude of customers, comprises the steps of: sending a power loss information to the Central Office Equipment in case of a power loss or... Agent:
20150124860 - Systems and methods for loop length and bridged tap length determination of a transmission line: Through the use of a least squares minimization concept, the loop length, the number of bridged taps and length of the bridged taps on a transmission line can be determined from readily available modem data. In particular, the loop length, the number of bridge taps and the length of bridged... Agent: Broadcom Corporation
20150124861 - Internal jitter tolerance tester with an internal jitter generator: The internal accumulated jitter generator may include a PRBS generator, a digital loop filter, an accumulator, and a gain controller. The accumulated jitter generator also may be replaced with the internal sinusoid jitter generator. The internal sinusoid jitter generator may include a counter, a sinusoid jitter profile lookup table, and... Agent: Korea Advanced Institute Of Science And Technology
20150124862 - Decision feedback equalizer: A decision feedback equalizer that can operate at higher speed is provided. The decision feedback equalizer includes a weighting addition circuit (adder 21, coefficient units Tap1a, Tap2 to Tapn) that sums an input signal to weighted versions of feedback signals FB1 to FBn, n being an integer not less than... Agent:
20150124866 - Apparatus and method of efficient sample adaptive offset: A method and apparatus for sample adaptive offset (SAO) compensation of reconstructed video data are disclosed. In one embodiment, the relation between the current pixel and said one or more neighboring pixels is stored so that the SAO compensated current pixel can replace the current pixel without buffering the to-be-processed... Agent: Mediatek Inc.
20150124869 - Apparatus and method of sample adaptive offset for video coding: An apparatus and method for sample adaptive offset (SAO) to restore intensity shift of processed video data are disclosed. In an encoder side, the processed video data corresponding to reconstructed video data, deblocked-reconstructed video data, or adaptive loop filtered and deblocked-reconstructed video data are partitioned into regions smaller than a... Agent: Mediatek Inc.
20150124867 - Apparatus for coding a bit stream representing a three-dimensional video: The disclosure relates to an apparatus for coding a bit stream representing a three-dimensional video comprising a sequence of views, wherein a depth map is associated to each view, the depth map comprising depth information of the view with respect to a position to the camera capturing the view, the... Agent:
20150124863 - Chroma-based video converter: This disclosure describes a method and system for encoding an RGB24 video signal (504) having multiple video frames. An RGB video frame is received and is split into red, green, and blue data. The received RGB video frame is converted into a first YUV frame (508-1) having Y data same... Agent: Clearone Inc.
20150124865 - Color residual prediction for video coding: A method of decoding video data includes decoding a first block of video data to produce a block of reconstructed luma residual values and a block of predicted chroma residual values, wherein the block of video data has one of a 4:2:0 or a 4:2:2 chroma sub-sampling format. The method... Agent:
20150124864 - Image decoding method and apparatus using same: The present invention relates to an image decoding method and to an apparatus using same. The image decoding method includes the steps of: receiving a bitstream including random access image information; and predicting the random access image and an image following the random access image in terms of a decoding... Agent: Lg Electronics Inc.
20150124868 - Moving picture coding/decoding method and apparatus: An image decoding apparatus is provided. The image decoding apparatus includes a processor which obtains information about a color representation from a bitstream, obtains a residue, which corresponds to a difference between a current image and a predicted image of the current image, from the bitstream, and reconstructs the current... Agent: Samsung Electronics Co., Ltd.
20150124872 - Color blending prevention in video coding: A method for color blending prevention in video coding may include selecting, in a mode decision phase of an encoding of a current video frame, to encode an output bitstream in skip mode, wherein the skip mode includes altering encoding of the coding unit by setting luma component transform coefficients... Agent: Broadcom Corporation
20150124870 - Methods and apparatuses for multi-pass adaptive quantization: A video encoding method for encoding a stream of baseband video data. The stream of baseband video data is received as a plurality of coding units. Statistics of each coding unit in the plurality of coding units are gathered. A quantization parameter (QP) for each coding unit is determined from... Agent: Magnum Semiconductor, Inc.
20150124871 - Visual perceptual transform coding of images and videos: A method decodes a picture that is encoded and represented by blocks in a bitstream, by first determining, from the bitstream, motion associated with the block. Using a model, the motion is mapped to indices indicating a subset of quantized transform coefficients to be decoded from the bitstream. Then, values... Agent: Mitsubishi Electric Research Laboratories, Inc.
20150124873 - Chroma down-conversion and up-conversion processing: Methods and systems for processing chrominance of screen content, including up-conversion and down-conversion of screen content, are disclosed. One method includes down-converting chrominance of screen content at a computing device from a first format to a second format, the second format compatible with a video codec. The method also includes... Agent:
20150124874 - Video compression repository and model reuse: Systems and methods of improving video encoding/decoding efficiency may be provided. A feature-based processing stream is applied to video data having a series of video frames. Computer-vision-based feature and object detection algorithms identify regions of interest throughout the video datacube. The detected features and objects are modeled with a compact... Agent:
20150124875 - Cross-layer cross-channel residual prediction: Systems, apparatus and methods are described including operations for video coding including cross-layer cross-channel residual prediction.... Agent:
20150124881 - Determining intra prediction mode of image coding unit and image decoding unit: A method for decoding an image including performing intra prediction on a chrominance block according to whether the intra prediction mode of the chrominance block is equal to an intra prediction mode of a luminance block.... Agent: Samsung Electronics Co., Ltd.
20150124879 - Intra prediction device for image: A device for performing intra prediction for an image is disclosed. The disclosed intra prediction device includes: a subtractor configured to perform a subtraction operation on a first reference value and a second reference value of a prediction target pixel; a multiplier configured to perform a multiplication operation on a... Agent:
20150124880 - Method of decoding moving pictures in intra prediction: A method of encoding an image is disclosed. The method comprises determining an intra prediction mode; generating a reference pixel if there exist unavailable reference pixels of a current block; determining whether reference pixels of the current block are filtered or not based on the intra prediction mode and a... Agent: Ibex Pt Holdings Co., Ltd.
20150124878 - Multiple reference layer prediction signaling techniques: The disclosed subject matter, in one embodiment, provides techniques to signal inter-layer texture and motion prediction from different direct dependent reference layers. In certain exemplary arrangements, techniques are provided which include one or more syntax elements in a high level syntax structure, e.g., the slice segment header, indicating such different... Agent: Vidyo, Inc.
20150124877 - Multiview video encoding method using reference picture set for multiview video prediction and device therefor, and multiview video decoding method using reference picture set for multiview video prediction and device therefor: Methods of encoding and decoding multi-view video by performing inter-prediction and inter-view prediction on each of pictures of multi-view video according to views are provided. A prediction encoding method of encoding a multi-view video includes determining a reference picture set; determining at least one reference list between a first reference... Agent: Samsung Electronics Co., Ltd.
20150124876 - Transform method based on block information, and apparatus using said method: Disclosed are a transform method based on block information and an apparatus using the method. An image-decoding method comprises: a step of taking information on a block as an input; and a transform method determination step of determining an inverse transform method for the block on the basis of whether... Agent:
20150124882 - Bit depth variable for high precision data in weighted prediction syntax and semantics: Particular embodiments provide a variable, BitDepth, that may be set at a value based on a number of bits used to represent pixels in pictures of a video. The variable may be used in syntax elements in HEVC, such as the HEVC range extension, but other coding standards may be... Agent:
20150124886 - Apparatus for decoding motion information in merge mode: Disclosed is an apparatus for decoding motion information in merge mode. The apparatus for decoding motion information in merge mode discloses a merge mode motion vector decoding unit configured to generate motion information using available spatial and temporal merge candidates when a motion information encoding mode of a current block... Agent: Ibex Pt Holdings Co., Ltd.
20150124887 - Apparatus for decoding motion information in merge mode: Disclosed is an apparatus for decoding motion information in merge mode. The apparatus for decoding motion information in merge mode discloses the position of a merge predictor index decoding unit configured to reconstruct a merge predictor index of a current block using a received merge codeword; a spatial merge candidate... Agent: Ibex Pt Holdings Co., Ltd.
20150124885 - Method and apparatus for coding and decoding videos: This disclosure relates to the field of video coding and decoding technology, and particularly, to a method and an apparatus for coding and decoding videos, wherein the coding method comprises: acquiring available neighbouring pixel points which are reconstructed and neighbouring to a coding unit; finding a reference block corresponding to... Agent:
20150124883 - Moving picture compression apparatus, image processing apparatus, moving picture compression method, image processing method, and data structure of moving picture compression file: A frame sequence of moving picture data is divided into a tile image sequence 250, and the color space of the tile image sequence 250 is converted to generate a YCbCr image sequence 252 (S10). Each frame is reduced to ½ time in the vertical and horizontal directions (S12), and... Agent: Sony Computer Entertainment Inc.
20150124884 - Transmitting/receiving device, method, and coding/decoding device: Provided is a transmitting device including a hierarchical classification section that classifies image data of each picture constituting moving image data into a plurality of layers, an image coding section that codes the classified image data of each layer, and generates a video stream holding the coded image data of... Agent: Sony Corporation
20150124888 - Apparatus for transreceiving signals and method for transreceiving signals: The present invention relates to an apparatus for transreceiving signals and a method for transreceiving signals. One embodiment of the present invention provides a method for transmitting signals comprising the steps of: encoding video data; generating signaling information which signals displaying the encoded video data so as to fit the... Agent:
20150124891 - Apparatus, systems and methods for impulse noise detection and mitigation: In accordance with embodiments disclosed herein, there are provided apparatus, systems and methods for impulse noise detection and mitigation. For example, in one embodiment such means include, means for detecting impulse noise; means for classifying the detected impulse noise into one of a plurality of impulse noise classes affecting communications... Agent: Adaptive Spectrum And Signal Alignment, Inc.
20150124890 - Power line communication adapter capable of being freely assembled by accessories thereof: The present invention is to provide a power line communication adapter capable of being freely assembled by accessories thereof, which includes an anti-noise device having a first male plug for receiving a power line communication signal from a power outlet, a first female socket for connecting the first male plug... Agent:
20150124889 - Power line communication device with noise detecting and filtering functions: The present invention is to provide a PLC device having noise detecting and filtering functions, which includes a power receiving port having one end connected to a power supply unit for receiving a power signal and a network signal; a noise filtering circuit having one end connected to the other... Agent: D-link Corporation
20150124892 - Radio communication system and method: A radio communications system includes a communication radio and an antenna module positioned external to the communication radio. An antenna cable connects the radio and the antenna module. The radio superposes a power voltage for operating the antenna module on a signal line of the antenna cable and transmits to... Agent:
20150124893 - Modulation-assisted preprocessing for non-binary ldpc decoding: A modulation-assisted preprocessing scheme for non-binary LDPC reduces the computational complexity of non-binary LDPC decoding. A received signal is directly mapped onto a truncated symbol vector through a table lookup. The mapping table is built off-line based on the characteristics of a constellation structure. The receiver calculates and, if necessary,... Agent: Uvic Industry Partnerships, Inc.
20150124896 - Method for dynamically setting virtual subcarriers, receiving method, apparatus and system: A method for dynamically setting virtual subcarriers includes: acquiring, by a transmitter, dynamic spectrum information of a geographic location where the transmitter is located; determining the number of the left edge virtual subcarriers and the number of the right edge virtual subcarriers of the multicarrier transmission system, according to the... Agent:
20150124894 - System and method for trellis coded quantization with selective feedback and interpolation: A method for providing channel feedback includes receiving a signal from a transmission point (TP), estimating channel parameters from the signal as received, mapping the estimated channel parameters to a trellis in accordance with a Trellis Coded Quantization (TCQ) scheme, and applying a Viterbi algorithm (VA) to the trellis to... Agent: Futurewei Technologies, Inc.
20150124895 - Wireless communication system for high-speed moving object that moves along fixed route: The present invention relates to a method in which a signal is transmitted between a base station and a terminal in a multi-antenna wireless communication system. The method transmits pre-estimated channel information to the terminal when the terminal moves to a specific position when channel estimation for a specific position... Agent: Lg Electronics Inc.
20150124901 - Channel quality indicator apparatus and method: A method and apparatus are provided for a wireless communication system including a base station and at least one user equipment. A Channel Quality Indicator (CQI) table can be generated so that only an index corresponding to the measured CQI needs to be fed back to the base station. The... Agent:
20150124899 - Method and apparatus using cell-specific and common pilot subcarriers in multi-carrier, multi-cell wireless communication networks: A multi-carrier cellular wireless network (400) employs base stations (404) that transmit two different groups of pilot subcarriers: (1) cell-specific pilot subcarriers, which are used by a receiver to extract information unique to each individual cell (402), and (2) common pilots subcarriers, which are designed to possess a set of... Agent:
20150124897 - Method of transmitting and receiving data symbols: Disclosed is a method for transmitting from a transmitter device having M transmit antennas to a receiver device having N+C receive antennas, where M, N, and C are integers greater than or equal to 1. In one embodiment, the method comprises a process of spatial frequency multiplexing a block of... Agent: Orange
20150124898 - Multiple input, multiple output wireless communication system, associated methods and data structures: Briefly, in accordance with one or more embodiments, a wireless signal is transmitted to a remote device. The remote device determines a precoding matrix indicator (PMI) in response to the wireless signal based at least in part on a hierarchical codebook. The PMI is then received as reported back from... Agent: Intel Corporation
20150124900 - System and method for channel state related feedback in multi-user multiple-input-multiple-output systems: System and method for dimension reduction and for channel and interference condition feedback in a Multi-User Multiple-Input-Multiple-Output (MU MIMO) wireless communication system. The method for dimension reduction includes determining a number of virtual antennas, vk, for beamformees pertaining to a multi user (MU) transmission group, reducing the dimension of said... Agent:
20150124903 - Non-display signal encoding method and matrix substrate: A non-display signal encoding method cooperates with a matrix substrate including a plurality of electrodes. The electrodes cross each other and transmit a plurality of display signals and a plurality of non-display signals. The non-display signal encoding method comprises steps of: transmitting the non-display signals by at least one of... Agent:
20150124902 - Transmitting device, receiving device, transmitting method, program, and integrated circuit: When signals to be transmitted to a plurality of mobile station devices are multiplexed by hierarchical modulation in a downlink, an increase in difference in reception quality among the mobile station devices is prevented. A transmitting device of the present invention is a transmitting device which performs data transmission to... Agent: Sharp Kabushiki Kaisha
20150124904 - Distortion compensation apparatus, wireless communication system, and distortion compensation method: A distortion compensation apparatus including: an amplifier configured to amplify an input signal including a transmission signal and an impulse signal, the transmission signal being converted to a radio frequency signal for transmission, the impulse signal being not converted to a radio signal for transmission, a memory configured to store... Agent:
20150124905 - Apparatus and method for carrier state modulation: A carrier state modulator system is described in which a stream of digital data bits is encoded by modulating the amplitude or phase of a carrier wave. A transmitter directly modulates the amplitude or phase of a selected number of cycles of the carrier in accordance with the state of... Agent:
20150124906 - Systems and methods for improving communication sensitivity: A method for improving communication sensitivity by a wireless communication device is described. The method includes obtaining a string of bits. The method also includes mapping each bit in the string of bits to a pre-allocated bit pattern to create a series of concatenated pre-allocated bit patterns. The method further... Agent: Qualcomm Incorporated
20150124907 - Hardware-efficient signal-component separator for outphasing power amplifiers: Described herein is a fixed-point piece-wise linear (FP PWL) approximation technique for computations of nonlinear functions. The technique results in circuit designs having relatively few and simple arithmetic operations, short arithmetic operands and small-sized look-up tables and the circuits resultant there from can be efficiently pipelined to run at multi-GSamples/s... Agent: Massachusetts Institute Of Technology
20150124910 - Element selection unit and a method therein: An element selection unit (200) and a method therein for vector element selection. The element selection unit comprises a selector control circuit (404) and a selector data path circuit (406), which data path circuit comprises a plurality of layers of multiplexers. The element selection unit further comprises a receiving circuit... Agent:
20150124908 - Fast decoding based on zigzag deconvolution for random projection code: Multi-level symbols generated by applying a Random Projection Code (RPC) to a source bit sequence are received at a receiver via a noisy channel. The received multi-level symbols are represented in a bipartite graph as constraint nodes connected via weighted edges to binary variable nodes that represent the source bit... Agent: Microsoft Corporation
20150124909 - Reception apparatus and reception method: A reception apparatus obtains a first channel estimated value from a reference signal of each layer and a known reference signal that are received and multiplies the first channel estimated value by an orthogonal signal sequence in each layer. Subsequently, the reception apparatus synthesizes a signal in each layer and,... Agent: Kyocera Corporation
20150124911 - Systems and methods for improved wireless channel estimation: Systems and methods are disclosed herein to provide improved channel estimation in a wireless data communication system, including but not limited to Multiple Input Multiple Output (MIMO) and Orthogonal Frequency Division Multiplexing (OFDM) communication systems. In accordance with one or more embodiments and aspects thereof, a channel estimation system is... Agent:
20150124912 - Reception of inter-symbol-correlated signals using symbol-by-symbol soft-output demodulator: A receiver comprises a sequence estimation circuit and a soft-input-soft-output (SISO) decoder. The sequence estimation circuit comprises circuitry operable to generate first soft bit decisions for symbols of a received inter-symbol-correlated signal. The SISO decoder comprises circuitry operable to decode the first soft bit decisions to generate corrected soft bit... Agent:
20150124913 - Circuit and method for calculating error of sampling clock, and signal receiving circuit and method: A method for calculating an error of a sampling clock is provided. The sampling clock is used for sampling a signal to generate a first sample data group and a second sample data group. Each of the first and second sample data groups includes a header having a predetermined sequence.... Agent:
20150124914 - Spur cancellation systems and related methods: Spur cancellation systems and related methods are disclosed for radio frequency (RF) receivers and other implementations. Disclosed embodiments effectively remove spurs caused by digital clock signals or other spur sources by determining which spurs will fall within a channel selected to be tuned, utilizing a spur cancellation module to generate... Agent: Silicon Laboratories Inc.
20150124915 - Method and system for time interleaved analog-to-digital converter timing mismatch estimation and compensation: Methods and systems for time interleaved analog-to-digital converter timing mismatch calibration and compensation may comprise receiving an analog signal on a chip, converting the analog signal to a digital signal utilizing a time interleaved analog-to-digital-converter (ADC), and reducing a blocker signal that is generated by timing offsets in the time... Agent:
20150124917 - Clock synchronization circuit and semiconductor device: A clock synchronization circuit is configured to capture an input data bit according to an input clock signal, and to synchronize and output the input data bit. The clock synchronization circuit includes a clock buffer for generating an internal clock signal according to the input clock signal and transmitting the... Agent:
20150124916 - 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: Intel Corporation
20150124918 - Method for compensating timing errors of real-time clocks: The present invention relates to a method for compensating timing errors of real-time clocks, which comprises a compensating step, wherein in step 1, assign CNT to be 0 and execute step two; in step 2, assign FLAG to be 1 when a rising edge of 1 Hz clock is arrived... Agent: Si-en Technology Limited
20150124919 - Method of generating unambiguous correlation function for tmboc (6,1,4/33)signal based on partial correlation functions, apparatus for tracking tmboc signal, and satellite navigation signal receiver system using the same: A method of generating an unambiguous correlation function for a TMBOC(6,1,4/33) signal, an apparatus for tracking a TMBOC signal, and a satellite navigation signal receiver system using the same are disclosed herein. The method of generating a correlation function for a TMBOC(6,1,4/33) signal includes generating a delayed signal delayed based... Agent: Research & Business Foundation Sungkyunkwan University04/30/2015 > 87 patent applications in 42 patent subcategories.
20150117497 - Devices and methods employing hermetic transforms for encoding and decoding digital information in spread-spectrum communication systems: In a direct sequence spread-spectrum (DSSS) systems, such as CDMA, information is encoded in symbols using phase shift keying or quadrature amplitude modulation. Further, a transmitter applied a selected time shifted lag to each symbol to convey additional information. A receiver detects both the symbol data and the lag value.... Agent: Hobbit Wave
20150117496 - Method, devices and chip block for ds-cdma: The present invention relates to a method of producing a chip block for wireless transmission in a Direct Sequence Code Division Multiple Access (DS-CDMA) communication system. The method comprises spreading a symbol over at least one chip block (17). The method also comprises segmenting the chip block to form a... Agent: Telefonaktiebolaget L M Ericsson (publ)
20150117498 - Adaptive infinite impulse response (iir)-based code detection for symbol-level equalizer: Code detection to assist a symbol-level equalizer in a receiver is described. In an embodiment, code detection uses adaptive Infinite Impulse Response (IIR) filtering to determine spreading code usage information and active code channels in a received signal. The spreading code usage information indicates if a spreading code associated with... Agent: Broadcom Corporation
20150117501 - Method of detecting interference in a satellite radio-navigation signal based on the monitoring of a temporal correlation coefficient: Method of detecting interference in a satellite radio-navigation signal determines the temporal position for which the correlation between the signal and a local spreading code offset by the position is maximum, calculating an information item representative of the intercorrelation between a first measurement of the correlation of the signal with... Agent:
20150117499 - Method of generating binary offset carrier correlation function based on partial correlation functions, apparatus for tracking binary offset carrier signal, and spread spectrum signal receiver system using the same: A method of generating a BOC correlation function based on partial correlation functions, an apparatus for tracking a BOC signal, and a spread spectrum signal receiver system using the same are disclosed herein. The apparatus includes a frequency offset compensation unit, a local code generation unit, a mixer, a delay... Agent: Research & Business Foundation Sungkyunkwan University
20150117502 - Antenna structures and methods: A communication device that incorporates the subject disclosure may include, for example, a conductive cover, an antenna structure, and a circuit. The antenna structure can comprise a first portion of the conductive cover having a first slot formed therein. The first portion can form a first antenna element for converting... Agent:
20150117503 - Power line communication modem, power line communication system, power line communication method: A power line communication modem is provided, including a connection element configured to connect the power line communication modem to at least three wires of a power line network; a transmitter configured to transmit a first signal via a first combination of at least two wires of the at least... Agent: Sony Corporation
20150117504 - Method, apparatus and system for measuring latency in a physical unit of a circuit: In an embodiment, an apparatus includes a counter to count between a start value and an end value according to a local clock signal, a first register to store an output of the counter, a mirror elastic buffer to store samples of the counter output received from the first register,... Agent:
20150117505 - Method and device for measuring the current signal-to-noise ratio when decoding ldpc codes: A method for measuring a signal-to-noise ratio when decoding Low Density Parity Check (LDPC) codes is provided. The method includes receiving from an input of a demodulator an input code word with “strong” or “weak” solutions, decoding the input code word in a LDPC decoder using a predetermined dependence of... Agent: Topcon Positioning Systems, Inc.
20150117506 - Self-characterizing, self calibrating and self-measuring impedance tuners: An impedance tuner system, usable in a measurement system including at least one measurement system device, the tuner system comprising the impedance tuner having a signal transmission line, and an impedance-varying system coupled to the transmission line, and responsive to command signals to selectively vary the impedance presented by the... Agent:
20150117507 - Blind frequency domain interference aware chip-level equalization: A frequency domain chip-level equalizer is disclosed. The equalizer includes an estimation module configured to generate a frequency domain estimate of an auto-correlation function of a received signal; and an equalization module configured to apply frequency domain equalization to the received signal using the frequency domain estimate of the auto-correlation... Agent: Broadcom Corporation
20150117508 - Broadband amplifier linearization using captured histogram data: A transmitter's operation is characterized using components having relatively low cost and low complexity. A device includes comparator(s) that compare a transmitter's analog output to predetermined level(s) to generate count(s) associated with analog output range bin(s). Each of the predetermined levels is associated with a corresponding one of the analog... Agent: Broadcom Corporation
20150117509 - Receiving apparatus and receiving method: A receiving apparatus includes a channel estimating unit that performs channel estimation by using a reception signal and obtains a channel estimation value, a demodulation processing unit that performs demodulation processing by using the channel estimation value and the reception signal, a weight calculating unit that calculates weight for decoding... Agent: Mitsubishi Electric Corporation
20150117511 - Blind equalization tap coefficient adaptation in optical systems: A method of blind tap coefficient adaptation includes receiving a digital data signal including random digital data, equalizing a first portion of the digital data signal using a first set of predetermined tap coefficients and a second portion of the digital data signal using a second set of predetermined tap... Agent:
20150117510 - Rate-adaptive equalizer that automatically initializes itself based on detected channel conditions, and a method: A rate-adaptive equalizer automatically initializes its tap coefficients to values. During an initialization process, a linear search algorithm is performed that sweeps the tap coefficients through different combinations of tap coefficients while assessing information about an eye associated with an input signal received over a communications channel. When the eye... Agent: Avago Technologies GeneralIP(singapore) Pte. Ltd.
20150117512 - System and method for linearizing power amplifiers: A power encoder includes an amplitude-phase splitter for splitting an input signal into an envelope signal and a phase modulated signal, and a pre-distortion unit for distorting the envelope signal using a look-up table (LUT) to produce a distorted envelope signal. The power encoder also includes a digital converter for... Agent: Mitsubishi Electric Research Laboratories, Inc.
20150117513 - Bandwidth reduction system and method: A method and computing system for receiving a multi-frame video from a first user for transmission to a second user. A plurality of video frames included within the multi-frame video is selected. A reduced-bandwidth sample of the multi-frame video is generated from the plurality of video frames. The reduced-bandwidth sample... Agent: Google Inc.
20150117514 - Three-dimensional video encoding method using slice header and method therefor, and three-dimensional video decoding method and device therefor: A 3D video encoding method includes determining whether a current slice is a depth image from among a texture image and the depth image, the texture image and the depth image being part of a 3D image of a same view and being encoded prior to the current slice; when... Agent: Samsung Electronics Co., Ltd.
20150117519 - Adaptive inter-color component residual prediction: A device for decoding video data includes a memory configured to store video data, and at least one processor. The at least one processor is configured to: determine a first bit-depth of luma residual samples for a block of video data, determine a second bit-depth of predicted chroma residual samples... Agent:
20150117516 - Dynamic video encoding based on channel quality: Various embodiments are generally directed to techniques to dynamically encode video based on channel quality and received video quality. An apparatus for dynamically encoding video includes a processor component; and a dynamic video encoder for execution by the processor component, the dynamic video encoder comprising a reference map generator to... Agent:
20150117515 - Layered encoding using spatial and temporal analysis: In some examples, a layered encoding component and a layered decoding component provide for different ways to encode and decode, respectively, video streams transmitted between devices. For instance, in encoding a video stream, video frames may be analyzed across multiple video frames to determine temporal characteristics, and analyzed spatially within... Agent: Microsoft Corporation
20150117518 - Method and apparatus for encoding a video stream having a transparency information channel: Method for encoding a video stream having a transparency information channel in view of a predetermined target bit rate for said transparency information channel, comprising: tentatively applying a first encoding (130) to said transparency information channel, said first encoding (130) comprising lossless vector graphics encoding; if said first encoding results... Agent: Alcatel Lucent
20150117517 - Video signal processing method and device: The present invention variably adjusts the maximum splitting information of a conversion unit according to the type of prediction unit and the splitting information on a coding unit and selects the optimal splitting information on the conversion unit. The present invention determines the maximum splitting information on the conversion unit... Agent:
20150117522 - Method and apparatus for adaptively encoding and decoding a quantization parameter based on a quadtree structure: Disclosed are an apparatus and a method of encoding/decoding a video, particularly a method and an apparatus for storing a quantization parameter differential value in a largest coding unit (LCU) based on quadtree splitting and adaptively predicting a quantization parameter value based on context information on neighboring CUs. Quadtree-based quantization... Agent: Intellectual Discovery Co., Ltd.
20150117521 - Method and apparatus for inter color component prediction: The present invention provides an image encoding apparatus carrying out inter-color prediction, comprising a residual block acquisition module obtaining a residual block with respect to a first color component and a residual block with respect to a second color component from a difference between an input block and a prediction... Agent:
20150117523 - Method of deriving quantization parameter: Provided is a method that restores a differential quantization parameter of a current coding unit, generates a quantization parameter predictor of the current coding unit using one or two quantization parameters of a left quantization parameter, an above quantization parameter and a previous quantization parameter and generates a quantization parameter... Agent:
20150117520 - Rdo-based small transform coefficients suppression algorithm for hevc: A device for implementing a rate-distortion optimization (RDO)-based small transform coefficients suppression algorithm includes a processing module, a control block, and a switch. The processing module may be configured to process a prediction residual associated with a transform unit (TU) of a video frame and to generate a number of... Agent: Broadcom Corporation
20150117525 - Apparatus and method for encoding image: According to an embodiment, an encoding apparatus includes a processor and a memory. The memory stores processor-executable instructions that, when executed by the processor, cause the processor to: divide an image included in an image group into a plurality of regions; calculate a priority for each of the regions on... Agent: Kabushiki Kaisha Toshiba
20150117524 - Method and apparatus for encoding a selected spatial portion of a video stream: A method for encoding a selected spatial portion of an original video stream as a stand-alone video stream, said method comprising obtaining picture element information pertaining to said selected spatial portion; obtaining encoding hints derived from a complementary spatial portion of said original video stream that is peripheral to said... Agent: Alcatel Lucent
20150117532 - Determining intra prediction mode of image coding unit and image decoding unit: A method for decoding an image including performing intra prediction on a chrominance block according to whether the intra prediction mode of the chrominance block is equal to an intra prediction mode of a luminance block.... Agent: Samsung Electronics Co., Ltd.
20150117533 - Determining intra prediction mode of image coding unit and image decoding unit: A method and apparatus for determining an intra prediction mode of a coding unit. Candidate intra prediction modes of a chrominance component coding unit, which includes an intra prediction mode of a luminance component coding unit, are determined, and costs of the chrominance component coding unit according to the determined... Agent: Samsung Electronics Co., Ltd.
20150117527 - Filtering of prediction units according to intra prediction direction: A video coding or decoding method in which luminance and chrominance samples in a 4:4:4 format or a 4:2:2 format are predicted from other respective samples according to a prediction direction associated with blocks of samples to be predicted; comprises detecting a prediction direction in respect of a current block... Agent: Sony Corporation
20150117530 - Method and apparatus for encoding video, and method and apparatus for decoding video: Disclosed are a method and apparatus for encoding a video, and a method and apparatus for decoding a video, in which neighboring pixels used to perform intra prediction on a current block to be encoded are filtered and intra prediction is performed by using the filtered neighboring pixels.... Agent: Samsung Electronics Co., Ltd.
20150117526 - Method for encoding multiview video using reference list for multiview video prediction and device therefor, and method for decoding multiview video using reference list for multiview video prediction and device therefor: A method of prediction-encoding the multiview video includes determining at least one reference picture list from among first and second reference picture lists which respectively include restored images having a viewpoint of a current picture for inter-prediction of the current picture and restored images for inter-view prediction; determining at least... Agent: Samsung Electronics Co., Ltd.
20150117531 - Method of decoding moving pictures in intra prediction: A method of decoding an image is disclosed. The method comprises deriving an intra prediction mode; generating reference pixels if there exist unavailable reference pixels of a current block; determining whether reference pixels of the current block are filtered or not based on the intra prediction mode and a size... Agent: Ibex Pt Holdings Co., Ltd.
20150117528 - Video encoding device and driving method thereof: A video encoding device includes a pixel offset pre-calculation part configured to generate a loop-filtered pixel from a coding information and at least one of a source pixel, a predicted pixel and a restructured pixel, and configured to generate an offset from the loop-filtered pixel by performing a sample adaptive... Agent:
20150117529 - Video predictive encoding device, video predictive encoding method, video predictive encoding program, video predictive decoding device, video predictive decoding method, and video predictive decoding program: A video prediction encoding device provided with a picture storage unit storing, as reference pictures to be used for encoding of a subsequent picture, one or more of reconstructed pictures restored from compressed picture data and a memory control unit to control a frame memory in the picture storage unit.... Agent:
20150117534 - Method and apparatus for encoding video and method and apparatus for decoding video determining inter-prediction reference picture list depending on block size: A motion prediction method includes determining, when a current slice is a B slice, a reference picture list to be used with respect to a current prediction unit from among prediction units included in a coding unit, and outputting, when a size of the current prediction unit is 4×8 or... Agent: Samsung Electronics Co., Ltd.
20150117543 - Apparatus and method for setting search region for predicting motion vector: An apparatus and a method for setting a search region for the predicting of a motion vector are disclosed. The apparatus for setting a search region for predicting a motion vector includes: a computation unit configured to compute differences between an origin vector of a search region for a target... Agent:
20150117540 - Coding apparatus, decoding apparatus, coding data, coding method, decoding method, and program: The present technology relates to a coding apparatus including a region segmentation unit that segments each of a plurality of frames in a coding target moving picture that includes the plurality of frames in a time-series order into a plurality of sub-regions having different feature amounts and provides a plurality... Agent:
20150117538 - Fixed tile structure flag indicating parallel processing possibility for a sequence of compressed video: A method includes using a syntax element to indicate if tile information is the same for a sequence. The sequence is typically a bitstream for which one sequence parameter set (SPS) is valid. The syntax element can be part of the SPS or signaled such as in VUI or in... Agent: Telefonaktiebolaget L M Ericsson (publ)
20150117544 - Image coding method and apparatus with candidate motion vectors: An image coding method derives a first candidate having a first motion vector that has been used to code a first block, and derives a second candidate having a second motion vector that has been used to code a second block. It is determined whether a total number of candidates... Agent: Panasonic Intellectual Property Corporation Of America
20150117539 - Image processing apparatus, method of calculating information according to motion of frame, and storage medium: An image processing apparatus that calculates information according to a motion of a frame of a moving image based on a motion vector detected in the frame decides the representative motion vector of each of a plurality of regions in the frame based on the detected motion vector, and calculates... Agent:
20150117541 - Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations: A method and apparatus for performing motion estimation in a digital video system is disclosed. Specifically, the present invention discloses a system that quickly calculates estimated motion vectors in a very efficient manner. In one embodiment, a first multiplicand is determined by multiplying a first display time difference between a... Agent: Apple Inc.
20150117535 - Motion search with scaled and unscaled pictures: Reference pictures received via a video signal are downscaled to a specified resolution by a video encoder/decoder. For each current picture being processed by the video encoder/decoder, the current picture is maintained at its original received resolution, but is divided into blocks. Each block is further divided into sub-blocks, and... Agent: Vixs Systems Inc.
20150117542 - Motion vector derivation method, moving picture coding method and moving picture decoding method: A motion vector derivation unit includes a comparison unit for comparing a parameter TR1 for a reference vector with a predetermined value to determine whether it exceeds the predetermined value or not; a switching unit for switching selection between the maximum value of a pre-stored parameter TR and the parameter... Agent:
20150117537 - Scaled video for pseudo-analog transmission in spatial domain: Scaled video for pseudo-analog transmission in the spatial domain is described. Boundaries are determined for M L-shaped chunks of coefficients of at least one frequency-transformed video frame of a group of pictures (GOP). The boundaries are determined based at least on variances of the coefficients of the M L-shaped chunks,... Agent: Microsoft Corporation
20150117536 - Video decoder techniques: AVC decoding techniques include parsing a set of alternating slices of one or more picture frames and parsing another set of alternating slices of the one or more picture frames. The parsed set of alternating slices of the one or more picture frames are buffered separately from the parsed other... Agent: Nvidia Corporation
20150117545 - Layered video encoding and decoding: In some examples, a layered encoding component and a layered decoding component provide for different ways to encode and decode, respectively, video streams transmitted between devices. For instance, in encoding a video stream, a layered encoding component may analyze the content of successive video frames and determine different types of... Agent: Microsoft Corporation
20150117546 - Method and apparatus for entropy coding video and method and apparatus for entropy decoding video: Provided are entropy decoding and encoding methods of a video. The entropy decoding method includes obtaining a transformation unit significant coefficient flag indicating whether a non-zero transformation coefficient exists in the transformation unit, from a bitstream, determining a context model for arithmetically decoding the transformation unit significant coefficient flag, based... Agent: Samsung Electronics Co., Ltd.
20150117548 - Method and apparatus for accelerating inverse transform, and method and apparatus for decoding video stream: A method of decoding a bitstream, a method of accelerating an inverse transform, an apparatus, a video decoder, and a non-transitory computer-readable recording medium are provided. The method includes receiving an encoded bitstream, extracting transformation coefficients from the received bitstream, determining a position of a block including at least one... Agent: Samsung Electronics Co., Ltd.
20150117547 - Method and device for decoding and encoding supplemental auxiliary information of three-dimensional video sequence: Provided are a method and device for decoding and encoding supplemental auxiliary information of a three-dimensional video sequence. The method includes: obtaining supplemental auxiliary information for constructing a stereo-pair from a three-dimensional video sequence bitstream, the supplemental auxiliary information being used for indicating that the stereo-pair is constructed from a... Agent: Zhejiang University
20150117549 - Moving-picture decoding processing apparatus, moving-picture coding processing apparatus, and operating method of the same: The present invention is directed to reduce deterioration in parallel processing capability. In a moving-picture decoding processing apparatus, information of a first plurality of frames and a second plurality of frames is supplied from a decoding control unit to first and second decoding processing units. For decoding the information from... Agent:
20150117550 - Method and apparatus for decoding an enhanced video stream: Disclosed are herein are methods and systems for encoding and decoding enhanced video streams using a legacy and scalable video components. In one aspect, a method of encoding video data in a packetized elementary stream (PES), is disclosed. The method includes receiving a signal including frames of image data, wherein... Agent:
20150117553 - Block error compensating apparatus of image frame and method thereof: An apparatus and method are provided for compensating a block error in an image frame. This may include a video codec decoder for decoding an inputted image frame, and outputting a decoded image frame. An error concealment block may detect an error-generated block in the decoded image frame and compensate... Agent:
20150117551 - Error control in multi-stream edr video codec: Error control in multi-stream visual dynamic range (VDR) codecs is described, including for a case of a layer-decomposed (non-backward compatible) video codecs. Error control can be provided by concealing lost and/or corrupted data in data frames of a decoded VDR bitstream prior to rendering a corresponding VDR image. Various algorithms... Agent: Dolby Laboratories Licensing Corporation
20150117552 - Reconstructing a multi-latticed video signal: An apparatus for facilitating reception of multiple representations of a video signal. In one embodiment, the apparatus includes a mechanism for receiving plural representations of the video signal corresponding to plural decimated versions of the video signal, associating pictures of the received plural representations of the video signal, and outputting... Agent:
20150117554 - Multi-metric filtering: A filter unit of a video encoder or video decoder can determine a first metric for a group of pixels within a block of pixels based on a comparison of a subset of the pixels in the block to other pixels in the block; determine a filter based on the... Agent:
20150117555 - Multi-metric filtering: A filter unit of a video encoder or video decoder can determine a first metric for a group of pixels within a block of pixels, determine a second metric for the group of pixels, determine a filter based on the first metric and the second metric, and generate a filtered... Agent:
20150117556 - Communication device and communication system: Provided are a communication device and a communication system which are used for communication such as power line communication or inband communication in which a communication signal is superposed on lines contained in a charging cable, when a vehicle including a power storage device is charged from a power supply... Agent:
20150117557 - Systems and methods for a multicarrier modulation system with a variable margin: A multicarrier modem has a plurality of carriers over which data is transmitted. By assigning, foe example, one or more different margins to the individual carriers the data rate and impairment immunity can be increased.... Agent:
20150117558 - Orthogonal frequency-division multiplexing (ofdm) peak to average power ratio (papr) reduction using low complexity transformations: Methods and apparatus are provided for reducing Peak to Average Power Ratio (PAPR) in Orthogonal Frequency-Division Multiplexing (OFDM) modulation. A set of low complexity transformations is applied to an OFDM signal to generate a plurality of differently transformed OFDM signals. One of the plurality of differently transformed OFDM signals having... Agent: Samsung Electronics Co., Ltd.
20150117559 - Low complexity near optimal two spatial stream maximal likelihood detector: Methods, apparatuses, and systems are provided for generating a candidate search set for ML detection of 2n-QAM signals transmitted on two or more MIMO spatial streams. A method includes estimating an initial solution yq for a received 2n-QAM symbol value b0b1 . . . bn-1, wherein all possible 2n-QAM symbol... Agent:
20150117560 - Antenna structures and methods thereof that have a common operating frequency range: A system that incorporates the subject disclosure may include, for example, a circuit for receiving a request to initiate a multiple-input and multiple-output (MIMO) communication session, and configuring a first antenna module and a second antenna module of a communication device to enable the MIMO communication session. The MIMO communication... Agent:
20150117561 - Codebook adaptation method, radio base station apparatus and user equipment: A method and system for adapting the structure of a codebook for precoding, by changing parameters, in downlink MIMO transmission using a plurality of transmitting antennas, is disclosed. A codebook adaptation method to adapt a codebook for precoding applied to downlink MIMO transmission includes the steps of reporting the codebook... Agent:
20150117562 - Coordinated multi-point transmission and reception (comp) with non-ideal backhaul (nib): A wireless communications method implemented in a transmission point (TP) used in a mobile communications system is disclosed. The wireless communications method includes receiving, from another TP, short-term channel state information (short-term CSI), and processing the short-term CSI. Other methods, systems, and apparatuses also are disclosed.... Agent:
20150117563 - Method for transmitting channel quality information in a multiple input multiple output system: A method for transmitting channel quality information (CQI) in a MIMO system is provided that allows a receiver to feed back a CQI value to a transmitter. The method includes receiving a transmission (Tx) pilot signal for each Tx antenna from a base station (BS), measuring a first CQI value... Agent: Lg Electronics Inc.
20150117565 - Controlling output power of multiple-input single-output (miso) device: Methods and systems for vector combining power amplification are disclosed herein. In one embodiment, a plurality of signals are individually amplified, then summed to form a desired time-varying complex envelope signal. Phase and/or frequency characteristics of one or more of the signals are controlled to provide the desired phase, frequency,... Agent:
20150117564 - Inductor-less 50% duty cycle wide-range divide-by-3 circuit: Certain aspects of the present disclosure provide apparatus for producing an output signal having a duty cycle of 50% and a frequency that is one third that of an input signal. One example frequency dividing circuit for producing such an output signal generally includes first and second flip-flops; first, second,... Agent: Qualcomm Incorporated
20150117567 - Cartesian digital power amplifier using coordinate rotation: An apparatus includes first through fourth circuits. The first circuit determines a region of an input signal. The region is one of a plurality of regions. The second circuit generates a rotated input signal by rotating the input signal by a first angle according to the region. The third circuit... Agent:
20150117566 - Method and system for multi-channel signal transmission: The present invention discloses a multi-channel signal transmission system and the transmission method thereof. The system comprises a transmitter, a selection device, a compensation device, and power amplifier modules. The transmitter comprises a Ramp Circuit connected to the transmitter and the power amplifier modules respectively. The selection device is configured... Agent: Spreadtrum Communications (shanghai) Co., Ltd.
20150117568 - Enabling modulation mode selection: It is presented a method, performed in a network node, for enabling selection of modulation mode for a user equipment, UE. The method comprises: determining whether to provide higher order modulation, HOM, mode support for the UE; when HOM mode support is to be provided, selecting at least one HOM... Agent: Telefonaktiebolaget L M Ericsson (publ)
20150117569 - Phase rotation for preambles within multiple user, multiple access, and/or mimo wireless communications: Phase rotation for preambles within multiple user, multiple access, and/or MIMO wireless communications. An appropriately designed phase rotation vector and/or appropriately designed cyclic shift delays (CSDs) are applied to respective sub-band components of the preamble. With appropriately designed CSDs, certain fields within the preamble are not modified. For example, a... Agent: Broadcom Corporation
20150117570 - Sideband suppression in angle modulated signals: In an angle modulated radio transmitter, the total power is the same when modulated or unmodulated. Angle modulation produces multiple sideband pairs. The power in the sidebands is derived from the carrier. When a complex modulating waveform is used, the power (and therefore the amplitude) of the carrier varies. A... Agent:
20150117572 - Microwave communications device and microwave communications system: The present invention discloses microwave communications devices. The microwave communications device includes: a first converting module, a second converting module, configured to perform mutual conversion between a baseband signal or an intermediate frequency signal and a microwave signal, where microwave signals received or output by the first converting module and... Agent:
20150117571 - Receiver and method for gain control: An RFVGA variably controls a gain according to an RFVGA gain control signal and amplifies and outputs a reception signal. A low-pass filter filters a signal output from a frequency converter. An OFDM demodulator generates a digital signal based on an output signal from the low-pass filter. A power detection... Agent:
20150117574 - Interference reduction for multiple signals: The present invention reduces the degradation in performance of one or more radio signals that are co-transmitted with a first radio signal from the same transmitting antenna in the same frequency channel and received by the same antenna due to multipath or other shared interference, where the one or more... Agent:
20150117573 - Radio frequency (rf) receivers with whitened digital clocks and related methods: Radio frequency (RF) receivers having whitened digital clocks and related methods are disclosed. Disclosed embodiments generate whitened clocks having random variations that are used to operate digital processing blocks so that interference created by the whitened clocks is seen as white noise within the received RF signal spectrum. RF input... Agent: Silicon Laboratories Inc.
20150117575 - Method, system and apparatus for carrier frequency offset correction and channel estimation: A receiver is configured to use a first part of a received signal and a second part of the received signal to determine, respectively, a first estimate and a second estimate of the channel. The first and second parts carry information for decoding the received signal in a first protocol... Agent: Texas Instruments Incorporated
20150117576 - Timing synchronization apparatus and method for multi-carrier modulation signals: Embodiments of the present invention provide a timing synchronization apparatus and method for multi-carrier modulation signals. Wherein the apparatus includes: a predicting unit configured to denoise delay of symbols received before a currently received symbol, and to predict delay of the currently received symbol or of a symbol received after... Agent: Fujitsu Limited
20150117577 - Wireless communication receiver with i/q imbalance estimation and correction techniques: Techniques are provided that utilize information on the characteristics of the transmitted signal to improve the accuracy of the I/Q imbalance estimation and correction. These techniques can be used to achieve improved image rejection performance over existing solutions, through the use of signal conditioning, windowing and the use of statistical... Agent: Mstar Semiconductor, Inc.
20150117579 - Reception circuit: A reception circuit includes: an equalizer; a comparator to compare an output signal of the equalizer with first, second, and third thresholds at a first-timing to output first, second, and third comparison-results, respectively; a selector to select any one of the first and second comparison-results based on a determination-result at... Agent:
20150117578 - Transmission protocol decoding method, device, and transmission protocol decoding chip: A transmission protocol decoding method, device, and a transport protocol decoder chip are provided for generating an oscillation signal; detecting a frame start signal, and outputting a sampling control signal when the frame start signal is detected; counting an oscillation period of the oscillation signal within a time period of... Agent: Shenzhen Sunmoon Microelectronics Co., Ltd.
20150117580 - Simultaneous transmission of clock and bidirectional data over a communication channel: Embodiments of the invention are generally directed to simultaneous transmission of clock and bidirectional data over a communication channel. An embodiment of a transmitting device includes a modulator to generate a modulated signal including a clock signal and a data signal, the clock signal being modulated by a first signal... Agent:
20150117581 - Reception apparatus, reception method, and program: Provided is a reception apparatus including: a correction unit that corrects phase compensation for each one of multiple phase-compensated segments that are connected one after another, in which the correction unit includes a timing generation unit that, based on a phase of a known signal, generates a timing at which... Agent:
20150117582 - Predictive periodic synchronization using phase-locked loop digital ratio updates: Embodiments are described for a method and system of enabling updates from a clock controller to be sent directly to a predictive synchronizer to manage instant changes in frequency between transmit and receive clock domains, comprising receiving receive and transmit reference frequencies from a phase-locked loop circuit, receiving receive and... Agent: Advanced Micro Devices, Inc.Previous industry: Thermal measuring and testing
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