Pulse or digital communications inventions

20090279587 - Frequency hopping offsetting for multiple users reusing one slot (muros): First and second groups of mobile terminal communications in a cell are defined. A basic frequency hopping sequence for both groups is identified. An offset from the basic hopping sequence is determined for each mobile terminal communication in the first and second groups and is used along with the basic... Agent: Nixon & Vanderhye, PC

20090279588 - Wireless communication apparatus and a reception method involving frequency hopping: Disclosed is a receiver of a direct conversion receiving scheme in which a packet is transmitted or received while performing frequency hopping for each symbol and demodulation is started by carrier sensing at the beginning of the packet, which performs demodulation without hopping frequencies of LOs of receiving systems to... Agent: Young & Thompson

20090279589 - Adaptive pilot structure to assist channel estimation in spread spectrum systems: The present invention relates generally to methods for generating a dynamic pilot symbol structure in spread spectrum communication systems, and in particular to the use of pilot symbols by user equipment in channel estimation. In one form, the method includes, allocating basic pilot symbols (402) at the beginning of each... Agent: Nec Corporation Of America

20090279590 - Spread-spectrum coding of data bursts: Certain aspects of the present disclosure relate to a method for generating spread-spectrum coded signals for transmission in a wireless communication system, and particularly for generating spread sequences of data with spreading codes that facilitate computationally efficient frequency-domain processing at a receiver.... Agent: Qualcomm Incorporated

20090279591 - Frequency spur detection and suppression: Techniques for identifying and suppressing frequency spurs in a signal are disclosed. In an embodiment, an incoming signal is rotated by a frequency related to a spur frequency, and an estimate of the content of the rotated signal is derived. The estimate may be subtracted from the rotated incoming signal,... Agent: Qualcomm Incorporated

20090279592 - Signals, system, method and apparatus: Embodiments of the present invention provide a method to produce a modulation signal comprising combining at least two modulation signals, for example, BOCs or derivatives thereof, having portions (chip or a number of chips) thereof with respective relative phases or states ({++, −} and {+−, −+}) selected such that the... Agent: John S. Pratt, Esq Kilpatrick Stockton, LLP

20090279593 - Method and system for inter-pcb communication utilizing a spatial multi-link repeater: Aspects of a method and system for inter-PCB communication utilizing a spatial multi-link repeater are provided. In this regard, a signal may be transmitted between printed circuit boards via one or more repeaters, wherein the repeaters may frequency shift received signals to generate repeated signals. Each of the repeated signals... Agent: Mcandrews Held & Malloy, Ltd

20090279594 - System and method for controlling aberrant transceiver operation: A transceiver and a method of controlling aberrant transceiver operation. In one embodiment, the transceiver includes: (1) a processor, (2) an interrupt system coupled to the processor and having a flag register associated therewith, (3) detection circuits associated with corresponding functional units of the transceiver and configured to detect conditions... Agent: Texas Instruments Incorporated

20090279595 - Waveform shaping device and error measurement device: The object of the present invention is to provide a waveform shaping device and an error measurement device which can perform a waveform shaping operation with the sufficient amplitude margin, even if the mark ratio of the inputted data signal is significantly varied and the amplitude of the inputted data... Agent: Greer, Burns & Crain

20090279596 - Method for encoding frame data: In applications where data is transmitted in frames of symbols and the transmission medium is such that the probability of correct reception of symbols is, on the average, not uniform for different symbols in a frame, transmission of test frames enables creation of information about the different probabilities of correct... Agent: At & T- Legal Department - Brendzel

20090279597 - Digital equalizer for high-speed serial communications: Incoming data at a high-speed serial receiver is digitized and then digital signal processing (DSP) techniques may be used to perform digital equalization. Such digital techniques may be used to correct various data anomalies. In particular, in a multi-channel system, where crosstalk may be of concern, knowledge of the characteristics... Agent: Ropes & Gray LLP

20090279598 - Method, apparatus, and program for encoding digital signal, and method, apparatus, and program for decoding digital signal: A down sampler 13 down samples a digital signal in the sampling frequency thereof from 96 kHz to 48 kHz on a frame-by-frame basis. The converted signal is compression encoded and output as a main code Im. An up sampler 16 converts a partial signal corresponding to the main code... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090279599 - Device and method for coding and decoding video data and data train: d

20090279600 - Flexible wyner-ziv video frame coding: Efficient encoding and/or decoding of digital video is provided using multiple candidate reference frames, making playback of the digital video optionally reversible. For example, a source can be encoded as duplex coded frames having multiple candidate reference frames. The reference frames can be previous or future frames, and the duplex... Agent: Turocy & Watson, LLP

20090279601 - Method and apparatus of displaying video: A mobile device is configured to encode and decode a video sequence for rendering on a display. A user may choose a resolution level for the encoding/decoding process such that a device controller selectively encodes or decodes a subset of frames in the video sequence. Battery power may be saved... Agent: Coats & Bennett, PLLC

20090279603 - Method and apparatus for adaptively determining a bit budget for encoding video pictures: When for video coding Intra refresh is used, which inserts Intra coded blocks into previously Inter coded pictures, an efficiently adapted rate control method is required for error resilient video coding. A method for adaptively determining a bit budget for encoding video pictures comprises pre-analyzing each of the pictures of... Agent: Thomson Licensing LLC

20090279602 - Method, device and system for effective fine granularity scalability (fgs) coding and decoding of video data: Methods, devices and systems for effective and improved video data scalable coding and/or decoding based on Fine Grain Scalability (FGS) information are disclosed. A method for encoding video data is shown, comprising obtaining video data; generating a base layer picture based on the obtained video data, the base layer picture... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20090279605 - Encoding streaming media as a high bit rate layer, a low bit rate layer, and one or more intermediate bit rate layers: A method of encoding an input video stream comprising a video component and an audio component is disclosed. The input video stream is split into a plurality of segments, each comprising a plurality of frames. Each of the segments is encoded as a low bit rate layer, a high bit... Agent: Klarquist Sparkman LLP

20090279604 - Image encoding method, device using the same, and computer program: When entropy-encoding a converted quantized amount obtained by converting an image into a frequency region and quantizing it, if the output code bit quantity of the entropy encoding exceeds a predetermined amount, an image obtained by rebuilding the converted quantized value is outputted from an image encoding device. This guarantees... Agent: Dickstein Shapiro LLP

20090279606 - Method and apparatus for encoding and decoding an image based on plurality of reference pictures: A method and apparatus for encoding and decoding an image using a plurality of reference pictures. In an exemplary embodiment, the method of encoding an image comprises: generating information about transforms between a first picture and a second picture; generating a reference picture by transforming the second picture based on... Agent: Sughrue Mion, PLLC

20090279607 - Method and apparatus for video coding: In uniform superposition of two predictions toward a weighted superposition, such as in coding B frames, weighting is based on reliability of a reference picture used for determination of the prediction. Since there is a relationship between the reliability and the respective quantization parameter, coupling to the quantization parameter that... Agent: Staas & Halsey LLP

20090279608 - Method and apparatus for decoding/encoding a video signal: The present invention provides a video signal decoding method including the steps of checking whether to perform luminance compensation of a current block, performing the luminance compensation on the current block, and performing motion compensation by considering the luminance compensation, wherein a prediction value for the luminance compensation is obtained... Agent: Harness, Dickey & Pierce, P.L.C

20090279610 - Method and apparatus for encoding/decoding with interlace scanning based motion vector transformation: An interlace scanning image encoding or decoding method. The interlace scanning image encoding method includes estimating motion of a present field corresponding to a portion of a present image based on a main reference field and calculating a motion vector of the main reference field, selecting a subsidiary reference field... Agent: Staas & Halsey LLP

20090279609 - Motion-compensated processing of image signals: In a motion-compensated processing of images, input images are down-scaled (scl) to obtain down-scaled images, the down-scaled images are subjected to motion-compensated processing (ME UPC) to obtain motion-compensated images, the motion-compensated images are up-scaled (sc2) to obtain up-scaled motion-compensated images; and the up-scaled motion-compensated images are combined (M) with the... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090279611 - Video edge filtering: A method and apparatus are provided for performing overlap transform and deblocking of a decompressed video signal. The video image is sub-divided into a plurality of non-overlapping macroblocks, each of which comprises a plurality of smaller sub-blocks. Each macroblocks comprises two luminance partitions and one chrominance partition. Each partition is... Agent: Flynn Thiel Boutell & Tanis, P.C.

20090279613 - Image information transmission apparatus: A stream transmitting section outputs encoded stream data. A division instructing section generates dividing point information that designates a dividing point of the encoded stream data. A parallel stream transmitting section divides stream data that is output by the stream transmitting section and side information necessary for decoding from halfway... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090279612 - Methods and apparatus for multi-view video encoding and decoding: There are provided methods and apparatus for multi-view video encoding and decoding. The apparatus includes an encoder for encoding at least two views corresponding to multi-view video content into a resultant bitstream using a syntax element. The syntax element identifies a particular one of at least two methods that indicate... Agent: Thomson Licensing LLC

20090279614 - Apparatus and method for managing reference frame buffer in layered video coding: An apparatus for encoding or decoding an image by storing and managing a reference frame used to encode or decode an encoding target image frame. To encode image frames classified into a plurality of layers, the apparatus may include a layer identification unit identifying a layer that includes a first... Agent: Staas & Halsey LLP

20090279616 - Data transmission apparatus, data transmission method, and program: A transmission apparatus receives information used to identify video data in which an error occurs on a communication path, and changes a coding mode in which data coding is performed by referring to video data in other frame so that video data coded by referring to the video data corresponding... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090279615 - Error concealment for frame loss in multiple description coding: Systems and methodologies for concealing frame loss in a video transmission environment are provided herein. Multiple Description Coding (MDC) can be used as an Error Resilience technique for video coding. In case of transmission errors, Error Concealment can be combined with MDC to reconstruct a lost frame, such that the... Agent: Turocy & Watson, LLP

20090279617 - Signal transmission circuit: A signal transmission circuit is capable of reducing distortion that occurs during signal transmission. A digital output signal is transmitted from a terminal to a signal line via an output buffer circuit and an output impedance unit. The terminal is connected to an impedance variation unit via an impedance control... Agent: Posz Law Group, PLC

20090279618 - Wireless transmitting and receiving device and method: A wireless device, method, and signal for use in communication of a wireless packet between transmitting device and a wireless receiving device via a plurality of antennas, wherein a signal generator generates wireless packet including a short-preamble sequence used for a first automatic gain control (AGC), a first long-preamble sequence,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090279620 - Data communication: Embodiments related to communication of data in a first and second transmission mode are depicted and described herein.... Agent: Infineon Technologies Ag Patent Department

20090279625 - Legacy-compliant burst formats for multiple users reusing one slot (muros) operation: A burst may include a three-bit tail sequence derived from a four-bit Enhanced General Packet Radio Service (EGPRS)-2 tail sequence. A legacy wireless transmit/receive unit (WTRU) may be multiplexed onto an Orthogonal Sub-channel (OSC) resource, and may receive a burst including four-bit Quadrature Phase Shift Keying (QPSK)-type tail sequences that... Agent: Volpe And Koenig, P.C. Dept. Icc

20090279619 - Method and apparatus for cell edge transmission performance enhancement for tds-ofdm: In a communication system with multiple base stations having at least one base station with communications overlaps with at least another base station, a method is provided. The method comprising the steps of: characterizing the users into a first group and a second group, and adjusting some PN lengths of... Agent: Frank F. Tian

20090279624 - Method and apparatus for spatial mapping matrix searching: A spatial mapping matrix searching apparatus may include a plurality of antennae configured to receive a plurality of transmission signals, a post-coding module configured to generate a post-coding information according to the received plurality of transmission signals and generate a received signal from the received plurality of transmission signals, and... Agent: Alston & Bird LLP

20090279626 - Method and system for adaptive orthogonal frequency division multiplexing using precoded cyclic prefix: A method for adaptive signal communication on a wireless or wireline network is disclosed including detecting the communication environment or determining the communication requirements, for communication on the wireless or wireline network. The method may include determining system parameter information for adaptive Orthogonal Frequency Division Multiplexing (OFDM) based on the... Agent: Miller Thompson, LLP

20090279627 - Ofdm communication apparatus: An OFDM communication apparatus includes a determining section determine a number of known signals for transmission path estimation to be inserted in a transmit signal based on channel quality with respect to a communicating party, and a generating section performs inverse Fourier transform processing on an information signal and the... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.

20090279621 - Signal converter and multimedia system using the same: In a signal converter and a multimedia system using the same, the multimedia system includes an image capture device, a first signal converter, a second signal converter. The image capture device is configured for capturing images, converting the images into a first electronic signal, and transmitting the first electronic signal... Agent: Hdls Patent & Trademark Services

20090279623 - System and method for pilot design: A method for generating a pilot pattern for data to be transmitted in an orthogonal frequency-division multiplexing (OFDM) based communication system includes: allocating pilot symbols for a plurality of data streams to form a plurality of pilot clusters in the pilot pattern, wherein each of the pilot clusters includes ones... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090279628 - Transmission power control method in communication system using multiple carriers and radio communication device using the method: A transmission power control method is employed in a communication system, which uses multiple carriers. A plurality of different modulation systems are allocated to a plurality of different frequency subcarriers. A signal amplitude gain corresponding to a predetermined power offset from an average signal power is provided to a corresponding... Agent: Hanify & King Professional Corporation

20090279622 - Unknown: In a method for sending communication signals, space-time block coding is performed by dividing a data stream of complex-value data symbols into a number KT>2 of partial data streams of respectively n>2 data symbols. the data symbols in the partial data streams are used to form n×KT matrix CKT. Transmitter-end... Agent: Eschweiler & Associates LLC

20090279629 - Multiple-output transmitter for transmitting a plurality of spatial streams: A multiple output transmitter is configured for transmitting a single input data stream over two or more spatial channels using OFDM signals. The transmitter includes a commutator to select bits from the single input data stream for two or more bit streams and two or more encoders each to encode... Agent: Schwegman, Lundberg & Woessner, P.A.

20090279630 - Joint transceiver design for mimo communications: A method and apparatus for transmitting data in a MIMO communication system, the method including encoding at least one data symbol by implementing a first precoding scheme, the first preceding scheme including a precoder derived from a first channel state information (CSI). The method further includes selecting at least one... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090279632 - Method for achieving transmission diversity in a multiple antenna system: A method for achieving transmission diversity in a multiple antenna system is disclosed. The transmission diversity method includes selecting a column vector from a matrix DETERMINED according to a resource index and a current rank, and multiplying the selected column vector by a transmission symbol.... Agent: Mckenna Long & Aldridge LLP

20090279634 - Sttd encoding for pccpch: A circuit is designed with a measurement circuit (746) coupled to receive an input signal from at least one of a first antenna and a second antenna of a transmitter. The measurement circuit produces an output signal corresponding to a magnitude of the input signal. A control circuit (726) is... Agent: Texas Instruments Incorporated

20090279633 - Symbol vector-level combining transmitter for incremental redundancy harq with mimo: Techniques are provided for transmitting and receiving a mother code in an incremental redundancy hybrid automatic repeat-request protocol. A set of information bits corresponding to a message may be encoded and interleaved to produce the mother code. Each bit position of the mother code may be mapped to an output... Agent: Ropes & Gray LLP

20090279631 - Systems and methods for multiple-input multiple-output communications systems: In a multiple input multiple output (MIMO) wireless communication system, there is provided a method for error correction. The method includes receiving an original signal in an initial MIMO format, detecting an error in the original signal, and notifying a transmitter of the error detected in the original signal. The... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090279635 - Differential data transceiver and method with reversed-wire immunity: A polarity independent differential data transceiver receives a differential voltage signal and outputs a first logic state when the differential voltage signal is in a positive voltage differential range and/or when the differential voltage signal is in a corresponding negative differential voltage range. The differential data transceiver will output a... Agent: Texas Instruments Incorporated

20090279637 - Bit-error rate in fixed line-rate systems: A method of reducing bit-error rate is described. The method includes transmitting a data stream of data words at a line rate that is adjustable and equal to a positive delta value added to an established data rate. The method includes accumulating available time slots in the transmitted data stream,... Agent: Morgan Lewis & Bockius LLP/rambus Inc.

20090279636 - Chip and system utilizing the same: A system including a pulse generating module and a processing module is disclosed. The pulse generating module generates a target signal. The processing module outputs a processing signal according to the target signal. Throughput of the target signal exceeds throughput of the processing signal.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090279638 - Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein: A communication network system sets communication parameters which enable an operation under a maximum possible communication rate in a situation where a transmission path has cyclic noise/impedance fluctuations. A transmission/reception apparatus 100 transmits training packets for checking the state of the power line at two distinct points in time. A... Agent: Wenderoth, Lind & Ponack L.L.P.

20090279639 - Digital branch calibrator for an rf transmitter: The present invention provides a digital (computational) branch calibrator which uses a feedback signal sensed from an RF transmit signal path following the combining stage of LINC circuitry of a transmitter to compensate for gain and phase imbalances occurring between branch fragment signals leading to the combiner. The calibrator feeds... Agent: Stolowitz Ford Cowger LLP

20090279640 - Transmission apparatus and method, reception apparatus and method, and program: A transmission apparatus includes a modulating section configured to modulate a baseband signal by using a carrier wave; a determining section configured to determine a pattern of the carrier wave, in accordance with a characteristic of a transmission channel on which a waveform represented by a signal value of a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090279641 - Delay detection circuit, distortion compensation circuit, and communication apparatus: A delay detection circuit, including: a conversion circuit which converts time-domain signal into frequency-domain signal or which converts frequency-domain signal into time-domain signal, wherein the conversion circuit is used in a signal processing circuit which performs signal processing by quadrature modulation for a transmission signal, and the conversion circuit outputs... Agent: Hanify & King Professional Corporation

20090279642 - Calibrated quadrature generation for multi-ghz receiver: An integrated receiver circuit includes aphase locked loop circuit (21) with a voltage controlled oscillator (VCO) (25) and a quadrature generator circuit (29) which uses hybrid-branch line coupler circuits (27, 28) coupled to buffered VCO outputs, where the hybrid-branch line coupler circuits (27, 28) are tuned by same control voltage... Agent: Hamilton & Terrile, LLP - Freescale

20090279643 - Unbiased signal-to-noise ratio estimation for receiver having channel estimation error: Apparatus and methods for estimating transmission noise in a programming information signal. Channel noise power in binary phase shift keying (“BPSK”) modulated telecommunication may be estimated. Such a method may include receiving over the channel a reference signal and a data BPSK signal. The data BPSK signal may include the... Agent: Weiss & Arons, LLP

20090279645 - Device for reading information on a digital bus without a wire connection to the network: A device for reading information recovers signals exchanged on a digital data communications bus (4a, 4b) and processes these signals clips (5a, 5b) connect to multiplexed networks without a wire (galvanic) connection yet are configured for recovering the signals transmitted on the digital data communications bus.... Agent: Fay Sharpe LLP

20090279644 - Mimo decoder and mimo decoding method: A MIMO decoder, which is capable of changing a search area of a transmission signal vector in accordance with a change in a channel matrix, includes: a generalized inverse vector matrix calculation unit for calculating a generalized inverse matrix of Moore-Penrose derived from a channel matrix indicative of a radiowave... Agent: Sughrue Mion, PLLC

20090279646 - Wireless communication device: A wireless communication device is provided to carry out correlation peak detection processing properly and efficiently in intermittent receiving unit. If a correlation peak is not detected in a first period in which a correlation peak detecting unit detects the correlation peak at a default frequency and a first frequency... Agent: Jacobson Holman PLLC

20090279648 - Digital agc device: To keep the average amplitude of a signal substantially constant, a digital AGC device includes: a first multiplier for multiplying an in-phase signal and a filter output signal together and outputting a result of the multiplication; a second multiplier for multiplying a quadrature signal and the filter output signal together... Agent: Mcdermott Will & Emery LLP

20090279647 - Reception device, reception method and integrated circuit: A reception device for receiving an OFDM signal whose level is maintained constant by performing an AGC control which adjusts an amplification gain by means of a discrete gain value includes an equalization section operable to execute an equalization process of detecting, respectively, distortions of a plurality of reference subcarriers... Agent: Wenderoth, Lind & Ponack L.L.P.

20090279649 - Data synchronization method and related apparatus for a display device: A data synchronization method for a transmitter of a display device includes utilizing a plurality of first signaling line sets to couple the transmitter and a plurality of receivers in a dedicated type manner, transmitting a synchronization signal to the plurality of receivers according to a transistor-to-transistor logic signal form,... Agent: North America Intellectual Property Corporation

20090279650 - Method and apparatus for generating clock signals for quadrature sampling: The present invention provides a quadrature-sampling clock signals generation method and apparatus for use in a receiver The apparatus firstly obtains an initial clock signal whose frequency is lower than twice of the carrier frequency of an input signal, then divides the frequency of the initial clock signal by two... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090279651 - Network and method for clock synchronization of clusters in a time triggered network: The invention relates to a network operating on a time triggered protocol using time slots, wherein at least two clusters are included in the network, each cluster includes at least a node. Further, it relates to a method for clock synchronization within a time triggered network. To provide a network... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090279652 - Synchronizing clocks across a communication link: Apparatus, system and method for synchronizing one or more clocks across a communication link. A slave clock may be synchronized to a master clock by means of a synchronization signal sent from the master to the slave clock side of the link. The synchronization signal may be an expected signal... Agent: Procopio, Cory, Hargreaves & Savitch LLP

20090279653 - Clock and data recovery loop with isi pattern-weighted early-late phase detection: An inter-symbol interference (ISI) pattern-weighted early-late phase detector is provided. I and Q clocks are generated, where the Q clock has a fixed phase delay with respect to the I clock. The I clock frequency is divided by n, creating a reference clock. A serial data stream is sequentially sampled... Agent: Law Office Of Gerald Maliszewski

20090279654 - Communication apparatus: There is provided a communication apparatus capable of reducing power consumption. The communication apparatus in accordance with the present invention includes a synchronization detection block 30 which detects synchronization by performing a receiving process using a plurality of clocks whose phase differs from each other with respect to synchronization information... Agent: Young & Thompson

20090279655 - Fast locking clock and data recovery: A clock data recovery comprises a phase detector, a phase interpolator, an initial phase detector, and an initial phase decoder. The phase detector receives an incoming data stream and an interpolated clock signal and output an early/late value indicating timing relationship between the incoming data stream and the interpolated clock... Agent: K & L Gates LLPIPDocketing

20090274193 - Radio communication device and semiconductor integrated circuit device used for the same: A semiconductor integrated circuit for a radio communication terminal sequentially uses a plurality of frequency channels by instructions from a hopping frequency decision unit to receive packet data by a reception unit. When the integrated circuit cannot detect the head of the packet data in reception operations, the integrated circuit... Agent: Foley And Lardner LLP Suite 500

20090274194 - Spread-spectrum communication unit: A set of spread-spectrum units is capable of operating as a base station or as a remote unit. Each spread-spectrum unit includes a base subunit or a remote subunit, each subunit having a receiver for receiving spread-spectrum signals at a first frequency transmitted from the spread-spectrum units; a signal despreader... Agent: Volpe And Koenig, P.C. Dept. Icc

20090274195 - System and method for wireless communications: System and method for enabling the cohabitation of licensed and unlicensed communications devices. A method comprises at a receiver, receiving transmitted data, demodulating the transmitted data to produce spread symbols, despreading the spread symbols to produce received data, wherein the despreading comprises using an orthogonal sequence selected from a list... Agent: Slater & Matsil, L.L.P.

20090274196 - Communication receiver with hybrid equalizer: Wireless communication receiver with hybrid equalizer and RAKE receiver. The receiver compares performance of the system for RAKE only and RAKE in combination with equalizer estimates. The receiver enables or disables the equalizer accordingly.... Agent: Qualcomm Incorporated

20090274197 - Method and apparatus for compensating for phase noise of symbols spread with a long spreading code: A method and apparatus for compensating for phase noise of symbols spread with a long spreading code are disclosed. To compensate for the phase noise, a phase error estimate is generated from despread symbols with a short spreading code. A phase correcting phasor is applied to chip rate data before... Agent: Volpe And Koenig, P.C. Dept. Icc

20090274198 - Determination of active spreading codes and their powers: The present invention relates to a method and a device for detecting active spreading codes for a signal in a communication system and estimating power of the active spreading codes. Further, the present invention ensures efficient interference cancellation. Multiple correlations are performed at a single level of a spreading code... Agent: Hogan & Hartson LLP

20090274199 - Adaptive modulation control apparatus and wireless communication apparatus: [Overcoming Means] An adaptive modulation control apparatus which adaptively selects a modulation parameter from among a plurality of modulation parameters corresponding to an estimation result of a propagation path state and which has a frequency axis gradient calculating section (11) which receives propagation path estimation information indicative of an estimation... Agent: Birch Stewart Kolasch & Birch

20090274201 - Ethernet transceiver and ethernet transmission method based on coax network: An Ethernet transceiver and an Ethernet transmission method are disclosed. The transceiver is adapted to detect the level amplitude of a received analog signal, adjust an amplification factor adaptively according to the detecting result to make the level amplitude of the received analog signal which has been amplified reach a... Agent: Marshall, Gerstein & Borun LLP

20090274200 - System and method for time domain interpolation of signals for channel estimation: A system and method for time domain interpolation of signals for channel estimation. A method for computing channel estimates comprises storing symbols in a buffer, using time domain interpolation (TDI) for a first time to compute channel estimates for a set of sub-carriers of a symbol. The channel estimates are... Agent: Texas Instruments Incorporated

20090274202 - System partitioning for multi-mobile devices: A communication device partition for multiple device data standards to be received on one baseband integrated circuit is described. At least two interfaces are partitioned according to the data rate speed of various types of data standards and coupled to a multimode SDR modem. A digital baseband processor is coupled... Agent: Eschweiler & Associates LLC

20090274203 - Measuring method and device for evaluating an ofdm-multi-antenna transmitter: A method provides for evaluating the power performance of an OFDM multi-antenna transmitter, wherein a sum signal formed according to the WiMAX standard and transmitted from the multi-antenna transmitter, which represents a superposition of a preamble transmitted signal from a preamble transmit antenna of the multi-antenna transmitter and of at... Agent: Marshall, Gerstein & Borun LLP

20090274204 - Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system: In an OFDM communication system, a mobile station provides a radio access network (RAN) a channel quality metric second order statistic, in one embodiment a signal to noise plus interference power ratio (SINR) second order statistic and in particular an SINR standard deviation and/or variance, along with a mean channel... Agent: Motorola, Inc.

20090274205 - System and method for anticipatory receiver switching based on signal quality estimation: In various embodiments, a first and second complex multiplier may be configured to receive an input signal and provide a baseband I component signal and a baseband Q component signal, respectively. A first and second filter may be configured to filter the baseband I component signal and the baseband Q... Agent: Sheppard, Mullin, Richter & Hampton LLP

20090274206 - Adaptive data recovery system with input signal equalization: Data receivers often include equalizers for operating on received signals. The equalizers often have a plurality of taps, with signals from each tap weighted based on tap settings or values. The tap settings may be set based on bit error rates of data output from the equalizer. In some embodiments... Agent: Klein, O'neill & Singh, LLP

20090274207 - Apparatus and control interface therefor: An apparatus comprises a number of sub-systems and a control interface operably coupled to sub-systems for routeing data therebetween. A strobe generation function is operably coupled to the control interface and configured to generate a plurality of different strobe signals to differentiate between different intended receiving devices. Thus, different strobe... Agent: Freescale Semiconductor, Inc. Law Department

20090274208 - System and method for decoding context adaptive variable length coding: A system and method that process encoded data, wherein the encoded data is an encoded video stream. The encoded data may be buffered and the characteristics of the buffered encoded data may be determined and used to select a decoding table from a plurality of decoding tables. An encoded word... Agent: Mcandrews Held & Malloy, Ltd

20090274210 - Apparatus and method for determining a quantizer step size: For determining a quantizer step size for quantizing a signal including audio or video information, a first quantizer step size as well as an interference threshold are provided. Then, the actual interference introduced by the first quantizer step size is determined and compared with the interference threshold. Despite the fact... Agent: Glenn Patent Group

20090274209 - Multistandard hardware video encoder: Described herein are a number of approaches for implementing a multistandard video encoder. In several embodiments, a single encoder supports multiple video encoding standards via dedicated hardware datapaths, while using shared buffers to store a video data between processing stages. In one such embodiment, system for video encoding is described.... Agent: Nvidia C/o Murabito, Hao & Barnes LLP

20090274211 - Apparatus and method for high quality intra mode prediction in a video coder: A computer readable storage medium has executable instructions to select a plurality of blocks in a video sequence to be coded as intra-coded blocks. Aggregate intra prediction costs are computed for each intra-coded block relative to a corresponding previous intra-coded block. An intra prediction mode is selected for each intra-coded... Agent: Curtis A. Vock Lathrop & Gage LLP

20090274212 - Semiconductor device having moving image transcoder and transcoding method therefor: Embodiments include systems and methods for transcoding moving image data. Specifically, in one embodiment, moving image data encoded in a first format can be time divided into a plurality of segments and transmission segments formed from these segments. Each transmission segments can correspond to a particular segment of the moving... Agent: SprinkleIPLaw Group

20090274213 - Apparatus and method for computationally efficient intra prediction in a video coder: A computer readable storage medium has executable instructions to select a plurality of blocks in a video sequence to be coded as intra-coded blocks. Intra prediction modes are selected for all intra-coded blocks in a macroblock based on original pixels of neighboring blocks. The mode selection of all intra-coded blocks... Agent: Curtis A. Vock Lathrop & Gage LLP

20090274216 - Dynamic image encoding device, dynamic image encoding method, dynamic image encoding program, dynamic image decoding device, dynamic image decoding method, and dynamic image decoding program: The object is to compensate motion at high precision even for an image having different characteristics in the horizontal direction and vertical direction, while decreasing code quantity of filter coefficients when a reference image with the fractional image accuracy is generated using a filter of each frame and is encoded... Agent: Brinks Hofer Gilson & Lione

20090274215 - Image processing apparatus, image processing method and image processing program: An image processing apparatus includes an inverse quantization section; an inverse orthogonal transform section; a motion-vector prediction section; a motion compensation section; a deblocking processing section; and a memory.... Agent: Frommer Lawrence & Haug

20090274214 - Method for providing and using information about inter-layer prediction for video signal: Disclosed is a method for providing and using information about inter-layer prediction when providing a video signal to a plurality of layers by encoding the video signal. The method for encoding an image signal to bit streams of an enhanced layer and a base layer, includes the steps of coding... Agent: Fish & Richardson P.C.

20090274217 - Methods and apparatus for decoding and displaying different resolution video signals: Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used to decode HDTV and/or SDTV pictures. The described video decoder may be used... Agent: Straub & Pokotylo

20090274218 - Method and system for transmitting or receiving n-bit video data over a serial link: A system including a receiver, a TMDS link (or other serial link), and a transmitter configured to transmit K-bit video words (typically, encoded 8-bit video words) over the link. In typical embodiments, the transmitter is configured to pack a sequence of N-bit video words, where N≠K (e.g., N=10, 12, or... Agent: Girard & Equitz LLP

20090274219 - Dynamically modifying video and coding behavior: A system and method that provides a connection path between a video source such as a personal computer (PC) and a high-definition television (HDTV). A control is provided for varying a quality level of a video signal with respect to latency of activities provided through the video signal channel. Output... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20090274220 - Method for transforming data, and method for transmitting and receiving data using the same: A method for transforming data to reduce an amount of data in a communication system equipped with several sub-carriers, and a data transmission method using the same are disclosed. The method for transmitting data using a Discrete Cosine Transform (DCT) in a communication system based on a plurality of sub-carriers... Agent: Lee, Hong, Degerman, Kang & Waimey

20090274227 - Apparatuses and methods for transmission and reception in a codebook based closed-loop (cl)-multiple input multiple output (mimo) system: Apparatuses and methods for transmission and reception in a Closed-Loop (CL)-Multiple Input Multiple Output (MIMO) system are provided. A codebook generation method includes determining weight vectors vi(i=1, . . . ,2L) for a codebook V(4, 1, L), where Nt of a codebook V(Nt,s,L) denotes a number of antennas, s denotes... Agent: JeffersonIPLaw, LLP

20090274231 - Base station, subordinated station and transmission method thereof: A base station (BS), a subordinated station (SS) and the transmission methods thereof for use in a multi-input multi-output (MIMO) network are provided. The BS stores resource allocation information about the MIMO network and an SS list, and generate a super frame according to the resource allocation information and the... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

20090274228 - Communication apparatus: A communication apparatus includes a radio-frequency transmission-reception processing unit configured to perform radio-frequency processing to a transmitted signal and a received signal; a baseband processing unit configured to perform baseband processing; a signal detecting unit configured to detect a signal from which a signal transmitted from another communication system is... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090274224 - Method and apparatus for configuring channel quality feedback in an orthogonal frequency division multiplexing communication system: In an Orthogonal Frequency Division Multiplexing communication system wherein a frequency bandwidth is divided into multiple sub-bands, a method and a scheduler is provided for configuring channel quality feedback for a point-to-multipoint communication session involving multiple users equipment (UEs). The scheduler receives multiple channel quality measurements from the multiple UEs... Agent: Motorola, Inc.

20090274221 - Method, hardware product, and computer program product for performing high data rate wireless transmission: A method, a hardware product, and a computer program product for performing high data rate wireless transmission and reception. Minimum shift-keyed (MSK) data is transmitted by multiplexing a first MSK data stream and a second MSK data stream wherein the first MSK data stream is substantially 90-degree phase-shifted with respect... Agent: Cantor Colburn LLP-ibm Yorktown

20090274225 - Multi-resolution precoding codebook: Systems and methods are for generating a codebook by: generating a multi-resolution codebook by selecting a common precoder index from a low resolution codebook for a group of adjacent resource blocks (RB)s and for each RB within the group, selecting a high-resolution codebook to fine-tune each RB precoder; and generating... Agent: Nec Laboratories America, Inc.

20090274223 - Orthogonal frequency division multiplexing receiver: In one aspect, an orthogonal frequency division multiplexing (OFDM) receiver includes an offset compensator, a fast Fourier transform (FFT) block, a control unit, a channel impulse response estimation block, and a sampling offset estimation block. The offset compensator is configured to receive a digital input signal and a sampling offset,... Agent: Volentine & Whitt PLLC

20090274230 - Progressive feedback for high resolution limited feedback wireless communication: A system and method is proposed for progressively quantizing channel state information for application in a MIMO (multiple input multiple output) communication system. A method includes computing an estimate of a communications channel between a subscriber unit and a base station, quantizing the estimate with a first codebook, thereby producing... Agent: Slater & Matsil, L.L.P.

20090274232 - Reverse link power control in an orthogonal system: A closed-loop reverse-link power control algorithm for a frequency hopping orthogonal frequency division multiple access (FH-OFDMA) system is described. The power control algorithm adjusts the user's transmit power based on effective carrier-to-interference (C/I) and Received-Power-Over-Thermal (RpOT) measurements. The algorithm is inherently stable and is effective for FH-OFDMA systems with retransmissions.... Agent: Qualcomm Incorporated

20090274226 - Sounding channel based feedback in a wireless communication system: An apparatus and method for providing sounding channel based feedback in an OFDM communication system includes a first step (400) of defining a sounding channel spread out over multiple OFDM symbols within a frame. A next step (402) includes conveying a message to a subscriber station including information about the... Agent: Motorola, Inc.

20090274222 - System and method for initial ranging in wireless communication systems: A system and method for initial ranging in wireless communication systems is provided. A plurality of orthogonal frequency division multiplexing (OFDM) blocks are received by an OFDMA base station transceiver from a plurality of remote user devices in wireless communication with the base station. A ranging subchannel is extracted from... Agent: Mccarter & English, LLP Newark

20090274229 - Wireless communication apparatus, wireless communication method, computer program, and wireless communication system: There is provided a wireless communication apparatus including: a matrix estimating unit that estimates a channel matrix of N rows and M columns (N and M are natural numbers); a selecting unit that selects S rows (S is a natural number, and S<min(M, N)) from the channel matrix estimated by... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090274237 - Beamforming techniques for mimo communication systems: Improved beamforming techniques are provided for use in MIMO (multiple-input, multiple-output) communication systems, including MIMO-OFDM systems. The techniques include: (1) determining beamforming (BF) weights using a smoothed singular value decomposition (SVD) of the channel matrix; (2) determining BF weights using a power-optimized minimum mean-square error (MMSE) technique when the number... Agent: Turocy & Watson, LLP

20090274235 - Data transmission method using dirty paper coding in mimo system: A data transmission method for multiple users having multiple receive antennas is provided. The method includes selecting a receive antenna among the multiple receive antennas for each user, performing DPC (Dirty Paper Coding) from the multiple transmit antennas to the receive antenna and transmitting a transmission signal on which the... Agent: Mckenna Long & Aldridge LLP

20090274233 - Method and system for phase tracking in wireless communication systems: A method and system phase tracking in a wireless communication system is provided. Phase tracking involves receiving a first Orthogonal Frequency Division Multiplexing (OFDM) symbol and a second OFDM symbol which is a repetition of the first symbol, over a wireless channel, the symbols representing an incoming signal. A phase... Agent: Myers Andras Sherman LLP

20090274234 - Using covariance matrices for link selection in mimo communication system: A method of selecting at least one communication link in a wireless communication network is proposed, comprising the steps of transmitting from at least one transmitting node in the network a pilot signal from each of at least two transmitter antennas of the transmitting node, receiving the pilot signals from... Agent: Ericsson Inc.

20090274236 - Wireless communication apparatus, wireless communication method, wireless communication system, and computer program: There is provided a wireless communication apparatus including: a matrix estimating unit that estimates a channel matrix of N rows and M columns (N and M are natural numbers); a selecting unit that selects S rows (S is a natural number, and S<min(M, N)) from the channel matrix estimated by... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090274238 - Modulating apparatus, mobile communication system, modulating method, and communication method: An encoder encodes sound data and the like to generate a binary signal. A mapper converts the binary signal into a quaternary symbol and outputs the quaternary symbol. A base band filter includes a root raised cosine filter and a sinc filter. The base band filter blocks a predetermined frequency... Agent: Eric Robinson

20090274239 - Prescribed response precoding for channels with intersymbol interference: Methods and apparatus are provided for prescribed response precoding schemes for signal transmission in channels with intersymbol interference. An embodiment includes generating a prescribed feedback filter polynomial as the quotient of a feedback filter polynomial and a target polynomial to form a feedback filter in a precoder, where the target... Agent: Schwegman, Lundberg & Woessner, P.A.

20090274240 - Communication system: At the transmitter side, carrier waves are modulated according to an input signal for producing relevant signal points in a signal space diagram. The input signal is divided into, two, first and second, data streams. The signal points are divided into signal point groups to which data of the first... Agent: Wenderoth, Lind & Ponack L.L.P.

20090274241 - Data transmission device and related method: In order to resolve problems of clock and data skews in transmission signals in a display device, the present invention provides a data transmission device including a timing controller, a plurality of source drivers and a plurality of transmission line sets. The timing controller generates a plurality of definable signals... Agent: North America Intellectual Property Corporation

20090274242 - Digital broadcast transmitter and receiver and method for processing stream thereof: A digital broadcast receiver is provided. The digital broadcast receiver includes a receiver which receives a transport stream transmitted from a digital broadcast transmitter, an additional data stream detector which determines whether the received transport stream includes an additional data stream or not, and a processor which process the additional... Agent: Sughrue Mion, PLLC

20090274244 - Digital delay element for delay mismatch cancellation in wireless polar transmitters: A circuit and method therefor provides programmable digital delay that is produced to introduces a delay in either an envelope or a phase signal path of an RF polar transmitter in order to eliminate the delay mismatch between the two paths. For two signal paths, a faster signal may be... Agent: Garlick Harrison & Markison

20090274243 - Peak to average power ratio reduction: A method for transmitting data in a communication system employing an encoding scheme includes processing data in accordance with a particular processing scheme to provide a plurality of information symbols; shaping a constellation of the plurality of information symbols to obtain a plurality of shaped symbols; processing the plurality of... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090274245 - Apparatus and methods having majority bit detection: Electronic apparatus and fabrication of the electronic apparatus that includes detection of the majority of values in a plurality of data bits may be used in a variety of applications. Embodiments include application of majority bit detection to process data bits in a device for further analysis in the device... Agent: Schwegman, Lundberg & Woessner/micron

20090274246 - Apparatus and method for phase recovery using independently decodable component codes of channel code in wireless communication system: An apparatus and method for phase recovery in a wireless communication system employs independently decodable component codes. The apparatus includes a decoding unit for decoding the input signal to thereby output the decoding value; an estimation unit for estimating phase errors of the received signal by estimating phase errors of... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090274247 - Detection of synchronization mark from output of matched filter upstream of viterbi detector: Embodiments of the present invention relate to the detection of synchronization marks in data storage and retrieval. According to one embodiment, synchronization marks are detected from the output of a matched filter, upstream of the Viterbi detector. This approach avoids the delay associated with the latency of the Viterbi output,... Agent: Townsend And Townsend And Crew LLP

20090274248 - Method and apparatus for contention-free interleaving using a single memory: A method and apparatus for contention free interleaving are disclosed. A single memory configured to use an address scheme wherein the most significant bits (MSBs) indicate which word in memory stores an interleaved piece of data. The least significant bits (LSBs) are used to calculate an index that identifies a... Agent: Volpe And Koenig, P.C. Dept. Icc

20090274250 - Method and apparatus for estimating carrier frequency offset: In order to improve precision for estimating carrier frequency offset and reduce computing load, the present invention provides a method for estimating carrier frequency offset, which comprises steps of calculating a plurality of corresponding intermediate CFOs, respectively, based on one received sync sequence and one prestored sync sequences stored sync... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090274249 - Radio-frequency receiver and integrated circuit employed for the receiver: Radio-frequency receiver contains a plurality of oscillation circuits that generates an oscillation frequency higher than that of digital broadcasting signals, selective switching circuit that selects two out of the oscillation circuits for signal output, and first and second frequency-divider sections that provide the signals with frequency dividing. The receiver receives... Agent: Ratnerprestia

20090274252 - Delay restricted channel estimation for multi-carrier systems: A method is disclosed that includes channel estimation for a multi-carrier modulation of a plurality of subcarriers. The method includes performing a first channel estimation to obtain a first estimate of a channel based on a received signal. The method further includes suppressing a portion of elements of the first... Agent: At & T Legal Department - Toler Attn: Patent Docketing

20090274251 - Noise suppressing device: A band-limiting unit (5) band-limits a composite signal obtained by demodulating an FM baseband signal, to a frequency band equal to or lower than a predetermined frequency so as to output a monaural audio signal. A pulse detecting unit (62) which detects pulse noise in the audio signal outputted by... Agent: Wenderoth, Lind & Ponack L.L.P.

20090274253 - Joint estimation of mimo channels and noise correlation for wireless systems with multiple receive antennas: A radio communication sent by a transmitter having M transmit antennas is received by a receiver having N receive antennas, where M is a positive integer greater than or equal to one and N is positive integer greater than one. Thus, N output signals, one for each receive antenna, are... Agent: Nixon & Vanderhye, PC

20090274254 - Data transmitting device and data transmitting method: The logic block 103 generates a serial-data signal DATA using a clock signal CLK generated by a clock generator 104. Then, a skew adjusting unit 111 adjusts a delay of the serial-data signal DATA based on the phase relationship between the clock signal CLK and the serial-data signal DATA, and... Agent: Mcdermott Will & Emery LLP

20090274255 - Method and apparatus for stabilizing clock: A method and an apparatus for stabilizing a clock are provided. The apparatus for stabilizing a clock includes: a phase locked loop (PLL) module, configured to receive a filtered phase difference signal from a digital filtering module and output an output clock; a phase discrimination module, configured to receive an... Agent: Huawei Technologies Co., Ltd. C/o Darby & Darby P.C.

20090262784 - Mixer circuit and communication apparatus including mixer circuit: A mixer circuit which outputs a first output signal and a second output signal, in which are mixed a first input signal and a second input signal, includes a first grounded source amplifier circuit which amplifies the first input signal, a second grounded source amplifier circuit which amplifies the second... Agent: Oliff & Berridge, PLC

20090262785 - Adaptive coexistence between different wireless communication systems: A first transceiver is operated in a first frequency band in the presence of a second transceiver operating in a second frequency band. Operation includes ascertaining an interference level at the first transceiver due to the second transceiver. A coexistence strategy for the second transceiver is dynamically selected by selecting... Agent: Potomac Patent Group PLLC

20090262786 - Polarization diversity: A communication device for receiving a signal in the form of a series of bursts, each burst being in one of a plurality of different available transmission modes, the communication device comprising: a receiver unit coupled to a single antenna operable to receive bursts in first and second polarizations, the... Agent: Greenberg Traurig LLP (la)

20090262787 - Method and apparatus for providing satellite television and other data to mobile antennas: A low profile low cost mobile in-motion antenna system for satellite TV reception.... Agent: D. Kligler I.p. Services Ltd

20090262788 - Method and device for feeding back and receiving downlink channel information: A method and a device for feeding back and receiving downlink channel information are disclosed, whereby spectrum utilization ratio of downlink channel information feedback is enhanced. According to the present invention, a wireless terminal superposes an uplink user information sequence with spectrum-spread downlink channel information before transmission. A network side... Agent: Leydig, Voit & Mayer, Ltd (for Huawei Technologies Co., Ltd)

20090262789 - Method and apparatus for performing signal correlation using historical correlation data: A method and apparatus for estimating a satellite signal parameter in a satellite positioning system receiver is described. In an example, a plurality of correlation results between a satellite signal and a reference signal is generated in response to a command from a processor. At least one satellite signal parameter... Agent: Mcandrews Held & Malloy, Ltd

20090262790 - Method of recovery from active port tx failure in y-cable protected pair: A method is provided for defect recovery in Y-cable protected pair connections in communication systems. A receiver at a remote end monitors for loss of signal on the single fiber optic cable arriving at the remote end, and transmits an RDI back to the local end where it is detected... Agent: Marks & Clerk

20090262791 - Multimode dsl line driver: A multimode DSL (digital subscriber line) line driver circuit is disclosed. The line driver circuit includes a switch network that enables the line driver circuit to be switched between multiple DSL communication configurations. Upon receipt of a mode control signal, the line driver circuit switches from a first DSL communication... Agent: Fiala & Weaver, P.l.l.c. C/o Cpa Global

20090262792 - Device, system and method for measuring signals: A system for measuring signals includes: a simulating device, adapted to simulate equalization for an incoming signal of an SERDES receiving chip and generate a response signal, and a feature output device, adapted to output the feature information of the response signal. The invention also discloses a method and a... Agent: Huawei Technologies Co., Ltd. C/o Darby & Darby P.C.

20090262793 - Noise performance by grouping users according to signal strength or modulation and coding scheme (mcs): Insight and rules are needed for how to handle scheduling in a way meaningful for network operation is explained, such as what transmissions can be delayed for scheduling and which cannot be delayed for scheduling, and how grouped transmissions can be used for interference avoidance. Certain embodiments of the present... Agent: Squire, Sanders & Dempsey L.L.P.

20090262794 - Digital transmitter: An equalizer provided in a digital transmitter compensates for attenuation in a signal channel to a digital receiver. The equalizer generates signal levels as a logical function of bit history to emphasize transition signal levels relative to repeated signal levels. The preferred equalizer includes an FIR transition filter using a... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20090262796 - equalizing filter circuit: An equalizing filter circuit includes a first transmission line in which a plurality of first delay devices 104a are connected in cascade to input terminal 101, a second transmission line in which a plurality of second delay devices 107a are connected in cascade to output terminal 102, a plurality of... Agent: Nec Corporation Of America

20090262795 - Adaptive equalizer tap stepsize: An apparatus comprises an adaptive filter having groups of taps, each group comprising at least one tap having an associated tap value; and a controller for selecting a scaling factor for at least one group of taps as a function of tap values of the group. The controller further adjusts... Agent: Thomson Licensing LLC

20090262797 - System and method of equalization of high speed signals: In one aspect, the present invention is directed to a technique of, and system for enhancing the performance of high-speed digital communications through a communications channel, for example a backplane. In this aspect of the present invention, a transmitter includes equalization circuitry to compensate for bandwidth limitations and reflections in... Agent: Pvf -- Synopsys, Inc C/o Park, Vaughan & Fleming LLP

20090262798 - Tone mapping for bit-depth scalable video codec: A scalable video codec may convert lower bit depth video to higher bit depth video using decoded lower bit depth video for tone mapping and tone mapping derivation. The conversion can also use the filtered lower bit depth video for tone mapping and tone mapping derivation.... Agent: Trop, Pruner & Hu, P.C.

20090262799 - Transmitting additional information in the headers of encapsulating data packets in mobile/handheld (m/h) dtv signals: Apparatus for transmitting digital data in an 8-vestigial sideband (8-VSB) signal format for reception by mobile/handheld (M/H) receivers is described. The apparatus for transmitting digital data includes a generator of MHE packet headers that include additional information about at least part of the digital data and a packet formatter that... Agent: Sughrue Mion, PLLC

20090262801 - Dead zone parameter selections for rate control in video coding: Quantization techniques are used in video coding to quantize residual coefficients. So-called “dead zone parameters” are selected in the quantization process of residual coefficients of residual video blocks. The dead zone refers to a region of magnitude for coefficients below which any coefficient will be quantized to zero. A method... Agent: Qualcomm Incorporated

20090262802 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262803 - Encoding apparatus, encoding method, and program of same and decoding apparatus, decoding method, and program of same: An encoding apparatus for encoding progressive image data and interlace image data corresponding to this progressive image data, having a first encoding unit configured to encode picture data composing the interlace image data to generate first encoded data and decoding and recomposing the first encoded data to generate recomposed image... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090262804 - Reference picture list management syntax for multiple view video coding: A picture reference list ordering process is defined for a multiview coder for coding moving pictures, where the picture list has the coding order of reference pictures used to code a picture specified in relationship to whether a picture to be coded is associated with a view. The ordering of... Agent: Thomson Licensing LLC

20090262805 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262810 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262811 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262813 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262814 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262806 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262807 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262808 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262809 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262812 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262815 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262835 - Skip macroblock coding: Various techniques and tools for encoding and decoding (e.g., in a video encoder/decoder) binary information (e.g., skipped macroblock information) are described. In some embodiments, the binary information is arranged in a bit plane, and the bit plane is coded at the picture/frame layer. The encoder and decoder process the binary... Agent: Klarquist Sparkman LLP

20090262817 - Video decoding apparatus and method: A video decoding apparatus and method capable of performing high-speed reproduction of image data subjected to coding with a prescribed coding scheme for adaptively performing field-structured or frame-structured coding, with a simple configuration. In a high-speed reproduction mode, a decoding process is applied to only coded image data of intra-frame... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090262826 - Video encoding / decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262816 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262819 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262822 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262823 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262827 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262828 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262829 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262834 - Video encoding/ decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262818 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262820 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262821 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262824 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262825 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262830 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262831 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262832 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262833 - Video encoding/decoding method and apparatus: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090262800 - Block based codec friendly edge detection and transform selection: Low complexity edge detection and DCT type selection method to improve the visual quality of H.264/AVC encoded video sequence is described. Encoding-generated information is reused to detect an edge macroblock. Variance and Mean Absolute Difference (MAD) of one macroblock shows a certain relationship that is able to be used to... Agent: Jonathan O. Owens Haverstock & Owens LLP

20090262836 - Method of processing a coded data stream: w

20090262838 - Method and apparatus for encoding transmission data blocks for enhanced switching performance: Implementations relate to systems and methods for encoding block data to deliver content to a mobile wireless or other device. Content, such as audio, video or textual content, can be generated for broadcast in source blocks that are decomposed into a set of high priority blocks and a set of... Agent: Qualcomm Incorporated

20090262837 - Moving image decoding apparatus and moving image decoding method: Moving image decoding apparatus and moving image decoding method wherein the picture quality degradation is small even when an error occurs in decoding or the like in an coding system that refers to more than one frames to perform a prediction coding. An error correcting part (6) comprises an image... Agent: Birch Stewart Kolasch & Birch

20090262839 - Transmission of multimedia streams to mobile devices with uncoded transport tunneling: A system and method for wirelessly transmitting audiovisual information. First audiovisual information may be encoded using a first error correction coding method. A plurality of packets may be generated, including the first audiovisual information, second audiovisual information, and control information. The second audiovisual information may not be encoded using the... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.

20090262840 - Synchronization signal extraction device and related method: A synchronization signal extraction device includes a signal reception terminal for receiving a composite video signal, a threshold voltage adjuster coupled to the signal reception terminal for adjusting a threshold voltage to a ratio of a first characteristic level and a second characteristic level of the composite video signal according... Agent: North America Intellectual Property Corporation

20090262841 - Method and apparatus for scaling signals to prevent amplitude clipping: Systems and methods for amplitude compressing a digital signal. An input signal is divided into frames having a first and second sets of samples. The samples in the second set are also in a subsequent frame. Peak values are determined for the first and second sets. One or more slopes... Agent: Wolf Greenfield & Sacks, P.C.

20090262846 - Apparatus and method for transmitting pilot signal in wireless communication system: An apparatus and method for reducing pilot overhead in a multi-antenna system are provided. The method generates postcodes and pre-codes for streams used to transmit signals to at least two receivers. The method allocates a pilot signal to at least one of the streams, and allocates an additional pilot signal... Agent: JeffersonIPLaw, LLP

20090262845 - Method for transmitting and receiving data using pilot structure: A method for efficiently transmitting and receiving data in a wireless access system and a pilot allocation structure for the same are provided. In the method, data is transmitted using a resource block constructed taking into consideration channel estimation capabilities and data transfer rate and data is received using the... Agent: Mckenna Long & Aldridge LLP

20090262848 - Method of designing a multiplexing structure for resource allocation to support legacy system: New multiplexing UL structures for supporting legacy system are provided. A 16m system of diversity mode can be multiplexed with 16e system in PUSC mode in FDM manner with the same tiles/permutation rules. A 16m system can be multiplexed with 16e system in AMC mode in FDM and/or TDM manner.... Agent: Birch Stewart Kolasch & Birch

20090262843 - Mimo slow precoding method and apparatus: Pre-coder techniques disclosed herein are based on long-term statistical channel information for reducing channel feedback overhead and transmitter complexity. In an embodiment, a receiver includes two or more receive antennas spaced approximately λ/2 apart and a baseband processor. The baseband processor computes channel correlations for different combinations of transmit antennas... Agent: Coats & Bennett, PLLC

20090262844 - Mobile station apparatus and transmission channel estimation method: A disclosed mobile station apparatus, which receives a downlink signal including pilots, includes a first estimation unit configured to estimate a delay spread of a transmission channel and a Doppler frequency based on the downlink signal; a determination unit configured to determine, based on the delay spread and the Doppler... Agent: Katten Muchin Rosenman LLP

20090262847 - Orthogonal frequency division multiplexing receiver for minimizing inter-symbol interference: Techniques, apparatus, and systems are described for providing an orthogonal frequency division multiplexing (OFDM) receiving apparatus. An orthogonal frequency division multiplexing (OFDM) receiving apparatus includes a fast Fourier transform (FFT) start point estimating unit to detect a minimum symbol interference point of a received OFDM signal and identify a FFT... Agent: Fish & Richardson, PC

20090262842 - Robust fft trigger point tracking for echo channels in ofdm based communication systems: Identifying a trigger point of at least one OFDM decoder includes correlating a first time-domain sample of the at least one OFDM symbol with a second time-domain sample of the at least one OFDM symbol, processing the first time-domain sample and the second time-domain sample in the first moving average... Agent: Rahman LLC

20090262850 - System and method of dynamically optimizing a transmission mode of wirelessly transmitted information: The present invention includes a method of optimizing a transmission mode of wirelessly transmitted data. The method includes selecting a first transmission mode based on a predetermined channel database and a first channel characterization. The first channel characterization can be based upon signals transmitted in an initial mode. An error... Agent: Cool Patent, P.C. C/o Cpa Global

20090262849 - Universal blind mode detector, guard mode detector of the universal blind mode detector, and method of detecting universal blind mode: Provided are a universal blind mode detector capable of universally detecting not only various orthogonal frequency division multiplexing (OFDM) communication services but also non-OFDM communication services, and a fast Fourier transform (FFT) mode detector, a guard mode detector, and a memory sharing structure of the universal blind mode detector, and... Agent: Fish & Richardson, PC

20090262852 - Coding for large antenna arrays in mimo networks: o

20090262858 - Constellation rearrangement for arq transmit diversity schemes: An ARQ (re-) transmission method of transmitting data in a wireless communication system wherein data packets are transmitted from a transmitter to a receiver, using a first transmission and a second transmission based on a repeat request. The method comprises the steps of modulating data at the transmitter using a... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.

20090262855 - Data symbol mapping for multiple-input multiple-output hybrid automatic repeat request: A system includes an encoding module, a symbol selection module, a subcarrier selection module, and a mapping module. The encoding module receives symbols for transmission over K subcarriers and T antennas, encodes the symbols using a space time code, and generates space time coded (STC) versions of the symbols, where... Agent: Harness, Dickey & Pierce P.L.C

20090262856 - High data rate uplink transmission: A user equipment device has a control information decoder configured to receive and decode an uplink scheduling grant. A transmit module is configured to receive a rank indicator (RI) extracted by the decoder and adapt a transmission rank in response to the RI. At least two transmit antennas are configured... Agent: Texas Instruments Incorporated

20090262859 - Long training sequence for mimo wlan systems: A method for configuring a multiple input multiple output (MIMO) wireless communication begins by generating a plurality of preambles for a plurality of transmit antennas. Each of the plurality of preambles includes a carrier detection sequence at a legacy transmit rate, a first channel sounding at the legacy transmit rate,... Agent: Garlick Harrison & Markison

20090262854 - Method for transmitting and receiving downlink control information: A method for efficiently transmitting and receiving downlink control information is disclosed. The method includes, at an base station, receiving feedback information including a preceding matrix index (PMI) from an user equipment (UE) and transmitting precoding information having a predetermined bit number according to the number of antenna ports and... Agent: Mckenna Long & Aldridge LLP

20090262853 - Mimo receiving apparatus and receiving method: In a MIMO receiving apparatus, signals of single carriers transmitted from a plurality of transmission antennas are received by a plurality of reception antennas (1-1 through 1-N) and then separated according to frequency domain. In this MIMO receiving apparatus, interference replicas of the antennas are eliminated from received signals (by... Agent: Young & Thompson

20090262857 - Ofdm receiving apparatus and mode detecting method thereof: Provided are an orthogonal frequency division multiplexing (OFDM) receiving apparatus and a mode detecting method thereof. The mode detecting method includes: detecting a first mode of a received signal by using first delay signals obtained by delaying the received signal, and first correlation values of the received signal; and detecting... Agent: Fish & Richardson, PC

20090262851 - Radio transmitting apparatus and radio transmitting method: A radio transmitting apparatus and a radio transmitting method wherein the loss of transmission efficiency is suppressed to improve the reception quality of pilots received by a receiver apparatus. In the present apparatus and method, in a case of transmitting a pilot block at one of two transmission antennas, the... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.

20090262860 - Current interface with a blocking capacitor attached to an additional pin: It is described a current interface (100, 200) with a blocking capacitor (128, 228). The blocking capacitor (128, 228) is attached to an additional pin (115, 215), thus allowing a supply voltage ripple rejection of an internal sensor circuit (130, 230). The supply lines (160, 260, 170, 270) are decoupled... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090262861 - Feedback compensation detector for a direct conversion transmitter: A feedback compensation detector for a direct conversion transmitter includes a baseband processor, a direct up-converter, an antenna, and an impairment detection and compensation feedback circuit. The baseband processor generates an in-phase (I) baseband signal and a quadrature-phase (Q) baseband signal. The direct up-converter is coupled to the baseband processor,... Agent: Jones Day (rim) - 2n

20090262862 - Signal transmitting apparatus for ofdm system and parameter adjusting method thereof: A signal transmitting apparatus for orthogonal frequency division multiplexing (OFDM) system comprises a compandor, a predistortor, a power amplifier and a feedback module. The compandor is configured to compress and expand a transmitted signal. The predistortor is configured to perform a predistortion operation on output signals of the compandor. The... Agent: Wpat, PC Intellectual Property Attorneys

20090262863 - Amplitude control circuit, polar modulation transmission circuit and polar modulation method: The amplitude control circuit of the present invention can reduce output noise and suppress a decrease in reception sensitivity. An amplitude control section (120), which is an amplitude control circuit, is provided with: a DA converter (121) that converts amplitude data into differential amplitude signals and outputs the differential amplitude... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.

20090262864 - Symmetrical data signal processing: In a digital communications receiver configured to receive, via a communications channel, a received first signal representing a sequence of symbols, each symbol being encoded to be representative of data bits, a method of processing the received signal includes adjusting a magnitude, filtering, and applying cyclic prefix restoration, to the... Agent: Volpe And Koenig, P.C. Dept. Amd

20090262865 - Carrier frequency offset estimating device and system: A carrier frequency offset estimating device for estimating frequency offsets of a multi-carrier signal includes a transforming circuit, a cosine effect eliminating circuit, a model creating circuit, and an estimating circuit. The transforming circuit receives the multi-carrier signal and transforms the multi-carrier signal to single-carrier signals. The cosine effect eliminating... Agent: PCe Industry, Inc. Att. Steven Reiss

20090262866 - Data carrier provided with at least two decoding stages: In a data carrier (1) which includes receiving means (5) for receiving a modulated carrier signal (MTS) which contains a data signal (DS1) encoded in conformity with an encoding method (MA, PW, MI, RTZ, FSK, PSK), demodulation means (9) for demodulating the received modulated carrier signal (MTS) and for outputting... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090262867 - Bitstream navigation techniques: A request may be received to navigate through a bitstream by a navigation time, the bitstream having a plurality of data sequences, each of the plurality being associated with a different presentation time of the bitstream. The navigation time may be correlated with a number of bytes from a current... Agent: Brake Hughes Bellermann LLP C/o Cpa Global

20090262869 - Decision-feedback detection for block differential space-time modulation: Time variation on fading channels hinders accurate channel estimation in differential space-time modulation and deteriorates the performance. Decision-feedback differential detection is employed for block differential space-time modulation, and compared with conventional differential space-time modulation. It is observed that the proposed scheme does not suffer effective fading bandwidth expansion, as does... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20090262868 - Signal decoder with general purpose calculation engine: Some embodiments disclosed herein provide a signal decoder with a general purpose calculation engine. A system for decoding signals in a wireless communication system can include: a controller including an instruction counter; a program memory configured to store program code for operating the controller; a general purpose calculation engine configured... Agent: Knobbe Martens Olson & Bear LLP

20090262871 - Receiver and method for detecting signal in multiple antenna system: Provided are a receiver and a method for detecting a signal in a multiple antenna system. The receiver includes a filter coefficient calculator and a signal detector. After separating a first signal portion and a second signal portion, the filter coefficient calculator calculates an MMSE filter coefficient using a Matrix... Agent: Docket Clerk

20090262872 - Receiver with prefiltering for discrete fourier transform-spread-orthogonal frequency division multiplexing (dft-s-ofdm) based systems: A receiver for discrete Fourier transform-spread-orthogonal frequency division multiplexing (DFT-S-OFDM) based systems, including a prefilter for received signal codeword(s); and a log-likelihood ratio LLR module responsive to the prefilter; wherein the prefilter includes a pairing and whitening module that based on channel estimates and data rate enables the LLR module... Agent: Nec Laboratories America, Inc.

20090262870 - Tuning system and method using a simulated bit error rate for use in an electronic dispersion compensator: A system and method is disclosed for controlling signal conditioning parameters and a sampling parameter controlling conversion of a received signal to digital sampled values prior to decoding. The sampled values are decoded according to a comparison with expected values calculated according to a model of a transmission channel. The... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090262873 - Noise removal device and noise removal method: The invention provides a noise removal device and method capable of more proper interpolation on an input signal. The noise removal device is for removing noise in an input signal and includes: a noise detector detecting noise in an IF signal and outputting a noise detection signal; an interpolation... Agent: Mcginn Intellectual Property Law Group, PLLC

20090262874 - Device and process for data rate acquisition: A baud rate acquisition circuit (10) for synchronizing a sampling signal with an input signal operates in broad rate sweeping and a rate fine tuning phases. In the rate sweeping phase, a timing error detector (24) examines the sampling signal generated by a decimator (16). If the sampling signal is... Agent: Intellectual Property / Technology Law

20090262875 - Communication apparatus: A conventional apparatus has a problem that delay occurs in selection of the phase of a synchronization clock. A communication apparatus according to the present invention includes: a first unit 21 which performs sampling of a synchronization pattern included in a signal with multiple clocks having different phases and identifies... Agent: Mcginn Intellectual Property Law Group, PLLC

20090262876 - Phase comparator and regulation circuit: A phase comparison process in a timing recovery process for high-speed data communication defines a data window and compares the phase of a clock in the window with the phase of an edge of data so as to realize a parallel process, wherein the phase comparison and the process of... Agent: Mcdermott Will & Emery LLP

20090262877 - Computation spreading utilizing dithering for spur reduction in a digital phase lock loop: A novel and useful apparatus for and method of spur reduction using computation spreading with dithering in a digital phase locked loop (DPLL) architecture. A software based PLL incorporates a reconfigurable calculation unit (RCU) that is optimized and programmed to sequentially perform all the atomic operations of a PLL or... Agent: Texas Instruments Incorporated

20090262879 - Dll circuit with wide-frequency locking range and error-locking-avoiding function: A delay-locked loop (DLL) circuit. In the evaluation period, the DLL circuit adjusts needed delay period of time for a reference clock signal by adjusting the amount of the used delay units which each of has fixed delay period of time digitally and controlling the delay period of time of... Agent: North America Intellectual Property Corporation

20090262878 - System and method of calibrating power-on gating window for a time-to-digital converter (tdc) of a digital phase locked loop (dpll): A system and method are disclosed related to calibrating a power-on gating window for a time-to-digital converter (TDC) of a digital phase locked loop (DPLL). The gating window is calibrated to ensure proper operation of the DPLL, while at the same time operating the TDC in a power efficient manner.... Agent: Qualcomm Incorporated