Pulse or digital communications inventions 08/08

20080205486 - Ultra wide band pulse generator provided with an integrated function for digital filtering emulation, and transmission method: An embodiment of the invention relates to a method for transmission by ultra-wide-band pulses of digital data formed with a flow of information elements, this method comprising at least one operation including sequentially encoding the information elements by modulating an oscillating signal In order to avoid the use of a... Agent: Graybeal, Jackson, Haley LLP

20080205487 - Clean sensing for dynamic frequency hopping in dynamic spectrum access networks: Clean and reliable channel sensing during dynamic frequency hopping over a plurality of overlapping wireless regional area network (WRAN) cells is conducted using a minimum number of channels. By coordinating a phase-shift of the operation periods of each WRAN cell over a minimum number of working channels, interruption-free communication and... Agent: Stmicroelectronics, Inc.

20080205488 - Differential phase coding in wireless communication system: In a wireless communications system, such as a multiband Ultra Wideband communications system, data is tranmitted by means of the phases of pulses in multiple frequency bands. Data is encoded in the phase difference between a pulse and a previously transmitted pulse. The previously transmitted pulse may be the immediately... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080205489 - Inductive communication system with increased noise immunity using low-complexity transmitter: The invention related to a modulator for a communications system. The modulator comprises a spread spectrum coder, a pulse code modulator having a signal input port connectable to a signal output port of the spread spectrum coder. The modulator performs a robust and error free modulation and coding scheme by... Agent: Philips Intellectual Property & Standards

20080205490 - Method and apparatus for managing finger resources in a communication system: In a communication system, a method and an accompanying apparatus determine a number of available fingers (110A-N) in a receiver (100). A controller (121) adjusts a threshold based on the determined number of the available fingers (110). The adjusted threshold may be one of, or any combination of, a pilot... Agent: Qualcomm Incorporated

20080205491 - Method and apparatus for reducing the interferences between a wideband device and a narrowband interferer: A method includes a main interference reduction mode for reducing the interference generated by a wideband device toward a narrowband device. The main interference reduction mode is performed within the wideband device and includes at least one of detecting an emission from and a reception performed by the narrowband device.... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.a.

20080205492 - Joint de-spreading and frequency correction using a correlator: A correlator (140) for de-spreading a spread-spectrum signal includes a state machine (205), a frequency look-up table (207), a pseudorandom code generator (209), and a correlator structure (301 and 801). The spread-spectrum signal includes symbols, and each symbol includes a plurality of chips. The correlator structure includes a plurality of... Agent: Fleit, Kain, Gibbons, Gutman, Bongini & Bianco P.l

20080205493 - Multipath processing for gps receivers: A GPS receiver system determines the presence of trackable signals at code delays less than the prompt delay being tracked for a particular signal and changes the prompt delay to correspond to the smallest code delay having a trackable signal. Trackable signals at large code delays are multipath signals and... Agent: Macpherson Kwok Chen & Heid LLP

20080205494 - Unbiased code phase discriminator: A feedback control law steers a reference phase that tracks the phase of a received code sequence. The reference phase clocks a track-reference signal consisting of a series of correlation kernels, over which data is extracted and then summed in various combinations. The correlation kernels are designed in such a... Agent: Mark Brown

20080205495 - Rf transceiver adapted for signal isolators and proximity sensors: A transceiver having a transmitting antenna, a receiving antenna, and a substrate having transmitter and receiver dies is disclosed. The transmitter generates an RF signal having a carrier frequency and the receiver detects and amplifies signals of the carrier frequency. The transmitting antenna and/or the receiving antenna includes a first... Agent: Kathy Manke Avago Technologies Limited

20080205496 - Transceiver circuit capable of separating hybrid signals by current: A transceiver circuit capable of separating hybrid signal by current is disclosed. The transceiver circuit includes a transmission circuit, a digital/analog converting module for transmitting signals and a receiver circuit for receiving signals. The digital/analog converting module includes an input end for receiving a first digital signal, a first output... Agent: North America Intellectual Property Corporation

20080205497 - Assembly comprising a wireless-communication semiconductor chip: A semiconductor chip (CHP) and a semiconductor chip driver (RDR) communicate with each other in a wireless fashion. To that end, the semiconductor chip driver (RDR) generates an energy flux (FX1; FX2) that is concentrated on a transducer area (AT1; AT2) of the semiconductor chip (CHP). In the semiconductor chip... Agent: Philips Intellectual Property & Standards

20080205498 - Method for edge formation of signals and transmitter/receiver component for a bus system: A method is provided for edge formation of signals and transmitter/receiver component for a bus system. A transmitter/receiver component for a bus system comprises a driver transistor, which is to be looped between a bus line of the bus system and a reference potential and is used to output signals... Agent: Muncy, Geissler, Olds & Lowe, Pllc

20080205499 - High-data-rate communication link using multiple lower rate modems: A method for communication includes receiving a composite signal, which carries data at a first data rate and includes multiple sub-signals that are interleaved in a time domain and are separated by boundary indicators. The received composite signal is demultiplexed into the sub-signals by automatically detecting the boundary indicators between... Agent: Abelman, Frayne & Schwab

20080205501 - Dsl system estimation: Estimates of a communication system configuration, such as a DSL system, are based on operational data collected from a network element management system, protocol and users. The operational data collected from the system can include performance-characterizing operational data that typically is available in the OSL system via element-management-system protocols. Generated... Agent: Blakely Sokoloff Taylor & Zafman LLP

20080205500 - Radiofrequency test system integrated in a base station: The present invention provides a method of performing tests of at least one base station. The method includes accessing, using digital processing circuitry coupled to at least one base station, a portion of a radio frequency signal. The method also includes performing, using the digital processing circuitry, at least one... Agent: Mark W. Sincell Williams, Morgan & Amerson, P.c.

20080205502 - Apparatus for measuring iq imbalance: The present general inventive concept relates to apparatuses and/or methods for measuring an IQ imbalance. In one embodiment, a detector can measure an error caused by an IQ imbalance using a first IQ signal including a desired signal and a corresponding image signal by the IQ imbalance. The detector can... Agent: Rene A. Vazquez

20080205503 - Adaptive equalizer with tap coefficient averaging: In one embodiment, a receiver has an equalizer, a tap-averaging block, a delay buffer, and a filter. The equalizer receives an input signal from upstream processing and generates sets of filter coefficients. Each set of filter coefficients is adaptively generated by 1) filtering the received signal to generate an equalized... Agent: Mendelsohn & Associates, P.c.

20080205504 - Decision feedback equalizers and equalizing methods thereof: Decision feedback equalizers and related equalizing method are provided. One proposed decision feedback equalizer includes: a feed-forward filter for filtering an incoming signal to generate a filtered signal; a feedback filter for generating a feedback signal according to a decision signal; an operating device, coupled to the feed-forward filter and... Agent: North America Intellectual Property Corporation

20080205506 - Method for determining the likelihood of a match between source data and reference data: A method for reducing data in the form of successive groups of N values may comprise finding the largest X values of the N values of each group, setting all but the largest X values of each group equal to zero, averaging W respective ones of the N values to... Agent: Cox Smith Matthews Incorporated

20080205505 - Video coding with motion vectors determined by decoder: A method, system, and apparatus for video coding in regards to motion data, particularly with vectors determined by a decoder are disclosed. A method of video decoding where part of a reference image frame is compared with a portion of the image frame to be compensated and the comparison allows... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080205510 - Apparatus and method for converting a compressed video stream with preview of converted stream: An apparatus by which a user can easily set a parameter for conversion when a compression encoding system of video stream is converted is provided. A particular period in a first video stream is repeatedly reproduced to convert the reproduced portion into a second video stream in real time. At... Agent: Mattingly, Stanger, Malur & Brundidge, P.c.

20080205512 - Apparatus processing video stream: An apparatus processing a video stream includes a CPU, a memory access controller reading stream data from an external memory, a buffer storing the stream data, and a hardware accelerator decoding the stream data. The hardware accelerator includes a plurality of decoders decoding the stream data in accordance with one... Agent: Volentine & Whitt Pllc

20080205511 - Backward-compatible characterization of aggregated media data units: A system and method for conveying information that is helpful for a network middlebox or a media player to decided which coded data units to forward or process within an RTP payload or a file format data unit in an easy-to-access manner. This mechanism can be used to provide indications... Agent: Foley & Lardner LLP

20080205507 - Device switching system, and sender and distribution destination device: When a switching target device receives a media output indication from a sender device, a switch (401) connects with contact B, which causes all image data stored in an extended media buffer (402) to be inputted in a decoder (201), starting from the first frame (which is an I-frame) of... Agent: Wenderoth, Lind & Ponack L.l.p.

20080205508 - Method and apparatus for low complexity video encoding and decoding: This disclosure describes unique video encoding and decoding processes compliant to one or more specific coding standards, such as the H.264/AVC standard, without sacrificing coding efficiency. A higher resolution input image is divided into a corresponding set of lower resolution sub-sampled images. The first image of each set is coded... Agent: Mcdermott Will & Emery LLP

20080205513 - Method and system for upsampling a spatial layered coded video image: The invention relates to video image compression technologies, and discloses a method and system for upsampling a spatial scalable coded video image so that during upsampling computation complexity may be reduced while coding performance is substantially unchanged. In the invention, the principle that human eyes are far less sensitive to... Agent: Darby & Darby P.c.

20080205514 - Signal transmission system: A signal transmission system according to the present invention, in one embodiment comprises: a signal transmission unit that includes a MPEG decoder which receives digital broadcasting and outputs a luminance signal Y and two color difference signals PB/PR, and a transmission path encoding circuit which encodes the YPBPR outputted from... Agent: Marjama Muldoon Blasiak & Sullivan LLP

20080205509 - Terminal and method for the simultaneous transmission of video and high-speed data: The front end module comprises first switches connected to the paths for receiving or transmitting signals in the first frequency band, and second switches connected to the paths for receiving or transmitting signals in the second frequency band. It also comprises selective high-pass filters in the paths for receiving or... Agent: Joseph J. Laks Thomson Licensing Llc

20080205515 - Video encoding with reduced complexity: A method for encoding frames of input video signals, including the following steps: implementing a learning/configuring stage that includes the following steps: providing frames of training video signals; determining training statistical parameters for groups of pixels of the frames of training video signals, and also encoding the frames of training... Agent: Martin Novack

20080205517 - Method and apparatus for encoding and/or decoding moving pictures: A method of encoding moving pictures using a plurality of quantization matrices. The method involves selecting one of the plurality of quantization matrices in consideration of an at least one characteristics of an input image; transforming the input image; and quantizing the transformed input image using the selected quantization matrix.... Agent: Staas & Halsey LLP

20080205516 - Method and apparatus for encoding and/or decoding moving pictures cross-reference to related applications: A method of encoding moving pictures using a plurality of quantization matrices. The method involves selecting one of the plurality of quantization matrices in consideration of an at least one characteristics of an input image; transforming the input image; and quantizing the transformed input image using the selected quantization matrix.... Agent: Staas & Halsey LLP

20080205518 - Image coder for regions of texture: An image encoder (20) for compressing an input image comprising at least one of a first region and a second region, and a third region, the image encoder comprising an estimator (21) arranged to estimate a third texture parameter (ρ3e) from at least one of a first texture parameter (ρ20)... Agent: Philips Intellectual Property & Standards

20080205519 - Displayport ce system control functionality: An improved method and apparatus is disclosed for communicating control information between components of an audio/video system. Processing and control logic is implemented to transfer a plurality of data streams on predetermined channels of a digital video interface. A first data stream contains video data received by a video interface... Agent: Hamilton & Terrile, LLP

20080205520 - Method of coding a video signal: The invention relates to methods and apparatuses for encoding and decoding of a video sequence. In connection with encoding/decoding a video sequence it is desirable to increase the video quality without having to increase the bit-rate for the encoded video too much, thereby still providing a bit-efficient representation of the... Agent: Birch Stewart Kolasch & Birch

20080205521 - Dpcm coding method of video signals: In a method for coding and decoding indicator data (d(x, y), S) are compared to a criterion (T). If the indicator data meet the criterion, an absolute value (Hival/Loval) is inserted instead of a predicted value based on differential coding. This amounts to a bypass of the differential coding loop,... Agent: Philips Intellectual Property & Standards

20080205522 - Moving picture coding method, and moving picture decoding method: A moving picture coding apparatus (10) for performing inter-picture predictive coding on pictures constituting a moving picture is provided with a coding unit (103) for performing predictive error coding on image data; a decoding unit (105) for performing predictive error decoding on an output from the coding unit (103); a... Agent: Wenderoth, Lind & Ponack L.l.p.

20080205525 - Calculating transformation parameters for image processing: The invention relates to a method for obtaining transformation parameters. A camera motion can be modeled by providing a vector field of motion vectors describing estimated motion vectors, projecting the vector field on at least one axis, and deriving the transformation vector parameters from the projection of the vector fields.... Agent: Philips Intellectual Property & Standards

20080205526 - Device for and method of estimating motion in video encoder: A motion estimator and an estimation method for a video encoder to reduce power consumption by reducing the computational complexity of the motion estimator. In an upper step, a full search for a ±4 pixel search region for a 4×4 pixel block is performed at ¼ video resolution, to detect... Agent: F. Chau & Associates, Llc

20080205524 - Multiple instance video decoder for macroblocks coded in progressive and an interlaced way: The present invention relates to a video decoder (DEC) for decoding a bit stream (BS) corresponding to pictures (P) of a video signal, the coded pictures being likely to include macroblocks coded in a progressive and in an interlaced way. This decoder comprises a decoding unit (DEU) for decoding macroblocks... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080205523 - Video coding with embedded motion: A method, system, and apparatus for video coding and decoding with embedded motion information are disclosed. Image data is associated with basis functions and motion data. A method of identifying one or more basis functions which are representative of image data and associating the basis function with the motion data.... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080205527 - Video decoding device and method, and video coding device: A technique is provided to decode a video stream encoded with motion-compensated prediction techniques, at a high speed and with a low power consumption. An area setting circuit determines a read area on a reference picture so as to contain areas pointed by a plurality of motion vectors extracted from... Agent: Arent Fox LLP

20080205528 - Method and apparatus for encoding and/or decoding moving pictures: A method of encoding moving pictures using a plurality of quantization matrices. The method involves selecting one of the plurality of quantization matrices in consideration of an at least one characteristics of an input image; transforming the input image; and quantizing the transformed input image using the selected quantization matrix.... Agent: Staas & Halsey LLP

20080205529 - Use of fine granular scalability with hierarchical modulation: A system and method of hierarchical modulation in scalable media is provided, where the HP bits of a constellation pattern of a hierarchical modulation mode are allocated for an entire base layer of a scalable stream and at least some data from a fine-granular scalable (FGS) enhancement layer. The LP... Agent: Foley & Lardner LLP

20080205530 - Communication system and data transception method thereof: An apparatus and method for receiving data in a communication system including a communication module and a memory. The communication module may compress data received from an external system by using a first data compression/decompression block, and may transfer the compressed data to the data bus. The memory may decompress... Agent: Harness, Dickey & Pierce, P.L.C

20080205531 - Adaptively configurable class-a/class-b transmit dac for transceiver emission and power consumption control: A power efficient and reduced electromagnetic interference (EMI) emissions transmitter for unshielded twisted pair (UTP) data communication applications. Transmit data is processed by a digital filter. The digital filter output data is converted to a current-mode analog waveform by a digital-to-analog converter (DAC). The digital filter is integrated with the... Agent: Mcandrews Held & Malloy, Ltd

20080205532 - Carrier allocation method in ofdm system and transmittting apparatus using the method: The present invention relates to a method for allocating subcarriers in an orthogonal frequency division multiplex (OFDM) system, and a transmitter thereof. In the OFDM system according to an exemplary embodiment of the present invention, the subcarrier allocation is performed in the buffer (10) before a modulation mapping operation is... Agent: Jefferson Ip Law, LLP

20080205534 - Method and system of channel analysis and carrier selection in ofdm and multi-carrier systems: The invention presents a novel method to channel estimation in OFDM systems. The embodiment of this invention is a block of new logic and modifications performed to other components of the system, added to any existing OFDM receiver, which utilizes information available from other blocks as found in the receiver.... Agent: Mintz Levin Cohn Ferris Glovsky & Popeo Attn: Patent Intake Customer No. 35437

20080205533 - Method of transmitting using phase shift-based precoding and apparatus for implementing the same in a wireless communication system: A method of transmitting data using a plurality of subcarriers in a multi-antenna wireless communication system is disclosed. More specifically, the method includes receiving feedback information from a mobile station (MS), performing channel encoding and modulation independently on user data to be transmitted by each antenna using the received feedback... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080205536 - I/q regeneration device of five-port network: There is provided an I/Q regeneration device of a five-port network which adopts a single-frequency continuous wave signal in place of a specific modulated signal such as a QPSK signal to estimate an I/Q regeneration parameter of the five-port network. The I/Q regeneration device of the five-port network including: a... Agent: Lowe Hauptman Ham & Berner, LLP

20080205535 - Touch screen, location finder, gsm, edge, cdma cellular and ofdm, wi-fi system: Interactive touch screen controlled communication systems for single or multimode communications and broadcasting. Processor for processing multiple touch screen signals, obtained by touching the screen of a device. Processor for receiving and processing multiple signals received from multiple locations and for generating a processed position finder signal. Processor and filter... Agent: Kamilo Feher

20080205539 - Method and system for achieving spatial diversity of a wireless communications network: A method and system are provided for achieving spatial diversity of a wireless communications network. The method comprises arranging antennas on a transmitting wireless station into a plurality of antenna subgroups, wherein each of the antenna subgroups forms a virtual antenna, creating a plurality of beamformed MIMO channels using the... Agent: Edell, Shapiro & Finnan, Llc

20080205537 - Method for selecting optimal beam and apparatus for receiving digital broadcasting signal using the same: There are provided a method for selecting an optimal beam to improve digital broadcasting receiving performance, and a digital broadcasting receiving apparatus using the same. The method includes the steps of: a) calculating a mainpath Signal to Multipath signal and Noise Ratio (SMNR) based on a channel impulse response for... Agent: Rabin & Berdo, Pc

20080205538 - Method for ser approximation for ostbc in distributed wire communication systems: A method for Symbol Error Rate (SER) approximation of an SER-based transmission power allocation operation for an Orthogonal Space Time Block Code in a DWCS equipped with multiple transmission Distributed Antennas (DA) geographically dispersed at random. The method for SER approximation includes the steps of: setting multiple combinable antenna subsets... Agent: Cha & Reiter, Llc

20080205540 - Wireless communication apparatus: Before data is transmitted from a plurality of antennas, a plurality of known symbol sequences are transmitted from these antennas. Each known symbol sequence contains a plurality of known symbols having different subcarrier arrangements. Known symbols transmitted from different antennas have different subcarrier arrangements.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080205541 - Method and system for polar modulation using a direct digital frequency synthesizer: Methods and systems for polar modulation using a digital direct frequency synthesizer (DDFS) are disclosed and may comprise generating a phase modulated signal in a DDFS, amplitude modulating the generated phase modulated signal in a non-linear device and transmitting the signal via a wireless medium. A processor may control the... Agent: Mcandrews Held & Malloy, Ltd

20080205543 - Method and system for a high-precision frequency generator using a direct digital frequency synthesizer for transmitters and receivers: Aspects of a method and system for a high-precision frequency generator using a direct digital frequency synthesizer for transmitters and receivers may include generating a second signal from a first signal by frequency translating an inphase component of the first signal utilizing a high-precision oscillating signal that may be generated... Agent: Mcandrews Held & Malloy, Ltd

20080205542 - Method and system for efficient transmission and reception of rf energy in mimo systems using polar modulation and direct digital frequency synthesis: Aspects of a method and system for efficient transmission and reception of RF energy in MIMO systems using polar modulation and direct digital frequency synthesis are provided. A plurality of carrier signals in a MIMO system may be polar modulated utilizing polar modulation. One or more direct digital frequency synthesizer... Agent: Mcandrews Held & Malloy, Ltd

20080205544 - Method and apparatus for reducing the interferences between a wideband device and a narrowband device interfering with the wideband device: The method includes an interference deduction mode for reducing interferences between a wideband device and a narrowband device. The method is performed within the wideband device and includes detecting an emission from and/or a reception performed by the narrowband device; determining from the detection step a group of at least... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.a.

20080205545 - Method and system for using a phase locked loop for upconversion in a wideband crystalless polar transmitter: Certain aspects of a method and system for using a phase locked loop (PLL) as a filter in a wideband crystalless polar transmitter may be disclosed. Exemplary aspects of the method may include modifying a clock signal generated by a voltage controlled oscillator within a phase locked loop. A modulated... Agent: Mcandrews Held & Malloy, Ltd

20080205546 - Ofdm pre-equalizing: For example in case of an OFDM multicarrier transmission system the transmission characteristics of subcarriers of a multicarrier transmission system using a plurality of antenna elements (3, 3′) can be adjusted. Particularly the power and the phase of the subcarriers can be adapted. To this object the subcarrier frequency channel... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080205548 - Method and system for a software defined power amplifier for multi-band, multi-standard applications: Methods and systems for a software defined power amplifier for multi-band, multi-standard applications are disclosed and may comprise configuring a single programmable output stage of a multi-band, multi-standard transmitter to handle transmission of a signal according to multiple wireless communication protocols and frequency ranges. The output stage may be configured... Agent: Mcandrews Held & Malloy, Ltd

20080205547 - Method and system for software defined power amplifier for multi-band applications: Methods and systems for software definition of a power amplifier for multi-band applications are disclosed and may comprise configuring a single programmable output stage of a transmitter to transmit a signal via one of a plurality of selectively coupled antennas, wherein each antenna handles signals in a different frequency band.... Agent: Mcandrews Held & Malloy, Ltd

20080205549 - Method and system for a wideband polar transmitter: Certain aspects of a method and system for a wideband polar transmitter may be disclosed. Aspects of the method may include polar modulating a plurality of signals by generating a plurality of modulated intermediate frequency (IF) signals corresponding to each of a plurality of wireless communication protocols within a transmitter... Agent: Mcandrews Held & Malloy, Ltd

20080205550 - Method and system for using a phase locked loop for upconversion in a wideband polar transmitter: Certain aspects of a method and system for using a phase locked loop (PLL) as a filter in a wideband polar transmitter may be disclosed. Aspects of the method may include polar modulating a signal by generating a modulated intermediate frequency (IF) signal utilizing a direct digital frequency synthesizer. The... Agent: Mcandrews Held & Malloy, Ltd

20080205551 - Method, system and apparatus for phase control of transmit diversity signals: Embodiments of the present invention include a method and apparatus for modifying a transmit diversity signal by control of at least a relative parameter, for example, phase difference, in a first signal relative to at least one second signal using various switching modules or techniques. In some embodiments of the... Agent: Pearl Cohen Zedek Latzer, LLP

20080205552 - Method and apparatus for transmission within a multi-carrier communication system: Multiple transmit antenna transmission together with preferably pseudo-random, antenna-specific, scrambling (PRAS) is utilized to scramble incoming data differently on different antennas for those users requiring frequency diversity type transmissions. When PRAS is activated for a particular allocation, each transmit antenna applies a different scrambling sequence to the data symbols that... Agent: Motorola, Inc.

20080205553 - Reconstruction of tire pressure monitoring signals: A tire pressure monitoring system includes a process of reconstructing a complete data frame from portions of partially received data frames. The tire pressure monitoring system includes a receiver that includes a buffer to store portions of the transmissions for reconstruction of data in response to portions of the transmission... Agent: Siemens Corporation Intellectual Property Department

20080205554 - Demodulation method utilizing delayed-sampling technique: A demodulation method utilizing delayed-sampling technique, comprising steps of: obtaining a signal processed by a limiting amplifier as an input signal; transferring the input signal via two paths, by one of which the input signal is directly sent to an input end of a delayed sampler, and by the other... Agent: Troxell Law Office Pllc

20080205555 - Method and apparatus for channel estimation: A channel estimation method, comprising the steps of: receiving radio signals transmitted through wireless channel; calculating the channel fading coefficients of pilot symbols, which inserted in a time slot allocated to the wireless signals; estimating the channel fading coefficients of each of predefined groups of chips in the time slot... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080205558 - Method and rfid reader for detecting a delimiter pattern in a signal stream: A method for detecting a delimiter pattern (SOF) in a signal stream containing a carrier or subcarrier modulated by the delimiter pattern comprises: specifying an expected delimiter occurrence time (t1) of an occurrence of the delimiter pattern and a tolerance zone (tz) within which the expected delimiter occurrence time (t1)... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080205556 - Selecting delay values for a rake receiver: Multipath components of transmitted data symbols are received with individual delays and processed by a RAKE unit having a number of fingers. A delay profile is calculated, and delay values for peaks detected therein are determined. A number of peak delay values (P<SUB>A1</SUB>, P<SUB>A3</SUB>, P<SUB>A4</SUB>, P<SUB>A5</SUB>) representing the largest peaks... Agent: Ericsson Inc.

20080205557 - Systems and methods for performing external correction: A system is provided for performing external correction to reduce, or eliminate, the frequency dependent response related to an external device for receiving analog signals. The system includes an ADC and a spectrum processor for converting time-domain digital data into a spectrum. An external correction is provided between the ADC... Agent: Matthew D. Rabdau Tektronix, Inc.

20080205559 - Template pulse generating circuit, communication device, and communication method: A template pulse generating circuit that generates a template pulse used for detection of a received pulse in pulse communication includes an output mode switching circuit for switching an output mode in accordance with a supplied control signal between a continuous output mode that continuously outputs the template pulses and... Agent: Harness, Dickey & Pierce, P.L.C

20080205560 - Method and system for utilizing direct digital frequency synthesis to process signals in multi-band applications: Aspects of a method and system for utilizing direct digital frequency synthesis in multi-band applications are provided. A direct digital frequency synthesizer integrated in a multiband wireless receiver chip may be enabled to generate one or more reference signals that may be utilized to down-convert VHF, UHF and L-band signals... Agent: Mcandrews Held & Malloy, Ltd

20080205561 - Apparatus and method for interference cancellation in broadband wireless access communication system: Provided are an apparatus and method for interference cancellation in a BWA communication system. In a receiving apparatus for the interference cancellation, a preamble correlation measurer measures a preamble correlation coefficient from a preamble of a signal received signal. A data rearranger determines a block size to divide the received... Agent: Roylance, Abrams, Berdo & Goodman, L.l.p.

20080205562 - Method and apparatus for impairment correlation estimation in mimo systems: The teachings herein disclose methods and apparatus that simplify impairment correlation estimation for received signal processing, based on determining, for any given processing interval, which impairment contributors should be considered in the estimation of overall received signal impairment correlations. These simplifications reduce computational processing requirements, allowing reduced circuit complexity and/or... Agent: Coats & Bennett, Pllc

20080205563 - Digital filter: The invention provides a particular construction for digital filters in which, instead of multiplying various ones of the digital samples by weights and adding the results together, one or more of the digital samples is inspected by a ranging unit, which then instructs an incrementing unit to increment, decrement or... Agent: Texas Instruments Incorporated

20080205564 - Clock recovery apparatus: A clock recovery apparatus for generating a recovery clock from received data may include, but is not limited to, first and second oscillators. The first oscillator generates a first signal having a first frequency. The first signal synchronizes with the received data when the received data has a first level.... Agent: Sughrue Mion, Pllc

20080205566 - Closed loop sub-carrier synchronization system: A system and method for synchronizing sub-carriers in a signal processing system. Various aspects of the present invention may comprise method steps and structure that receive a sampled signal. Various aspects may produce a synchronization signal based on the sampled signal. Various aspects may generate and store a cropped version... Agent: Mcandrews Held & Malloy, Ltd

20080205565 - Receiver with adaptive strobe offset adjustment: Receiver for receiving a data stream via a data bus, which receiver samples the bits of the data stream in an over-sampling process, in which n bit strobe offsets are used and n data sets with i bits are sampled,—applies a decision criterion for identifying those data sets with correct... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080205567 - Methods and receives of data transmission using clock domains: A receiver (RCV) for receiving data from a transmitter, comprises a first clock domain operating at a data rate synchronous with a clock of the transmitter, and having an input (RI) for receiving data. The data includes primary data, secondary data and control data. The receiver further has a second... Agent: Philips Intellectual Property & Standards

20080205568 - Dsrc communication circuit and dsrc communication method: A DSRC communication and DSRC communication method for preventing UW detection errors as a result of shifts in timings of received data and a UW detection window. A configuration is adopted where a frame timing generating section that receives a UW detection window timing signal of a receiving slot of... Agent: Greenblum & Bernstein, P.L.C

20080205569 - Uwb receiver scaling clock frequency by data rate and data reception method thereof: A method for demodulating an ultra-wide band (UWB) signal includes detecting a detecting a data rate of the UWB signal, selecting one from plurality of clock signals in response to the detected data rate, decoding the UWB signal in accordance with the selected clock signal, and outputting transmission data determined... Agent: Harness, Dickey & Pierce, P.L.C

20080205571 - System and method for time aligning signals in transmitters: A system and method for time aligning signals in transmitters. A transmitter includes a first signal path coupled to a first data input, a second signal path coupled to a second data input, an error signal energy source coupled to the first and second signal paths, the error signal energy... Agent: Texas Instruments Incorporated

20080205570 - Unlock mode in source synchronous receivers: A phase locked loop generates an output corresponding to a source synchronous input and an input link clock signal. A phase locking feedback system receives the input and an input link clock signal and detects phase deviations between the output and the input. The phase locking feedback system also adjusts... Agent: Robert R. Williams Ibm Corporation, Dept. 917

20080198901 - system for a fast frequency hopping radio: The invention discloses a system (100) for a fast frequency hopping radio, and comprises a transmit part (110) and a receive part (120). Each of the receive (110) and transmit (120) parts comprise a unit (115, 125) for random frequency generation, the random frequency generating unit of both parts being... Agent: Ericsson Inc.

20080198902 - Hopping structure for control channels: Systems and methodologies are described that facilitate transmitting and receiving control data according to hopping patterns where the hopping patterns are defined based in part on bandwidth capabilities of a device transmitting the control data and bandwidth of the network on which the data is being transmitted. In this regard,... Agent: Qualcomm Incorporated

20080198903 - Frequency switcher, rfid system and distance measuring apparatus incorporating the frequency switcher: A modulator is operable to modulate a carrier wave with quadrature signals including a Sin signal and a Cos signal which serve as an I signal and a Q signal. A frequency controller is operable to control frequencies of the quadrature signals to switch a transmission frequency of the carrier... Agent: Dickstein Shapiro LLP

20080198904 - Multi-channel galvanic isolator utilizing a single transmission channel: A galvanic isolator having a transmitting section and a receiving section is disclosed. The transmitting section includes a frame input circuit, a data encoder, and a data transmitter. The frame input circuit receives an input data frame that includes a plurality of input binary bits. The data encoder encodes the... Agent: Kathy Manke Avago Technologies Limited

20080198905 - Method and apparatus for despread data in wireless communication system: The present invention provides a method for despreading spread signal used in a receiver of a wireless communication system, comprising the steps of: preprocessing spread signal to derive a group of spreading chips corresponding to a data symbol; processing Hie spreading chips to extract cophase components and orthogonal components of... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080198906 - Apparatus and method for increasing cell capacity through optional signal combining between relay stations in a cellular system using wired relay stations: A method, apparatus and system for increasing cell capacity through optional signal combining between Relay Stations (RSs) in a cellular system using wired RSs is disclosed. The method includes receiving, by a Base Station (BS), an average Carrier-to-Interference ratio (C/I) value of transmission signals from Mobile Stations (MSs) located inside... Agent: Cha & Reiter, LLC

20080198907 - Circuit for a communication device and method of controlling a transmission: A circuit (3) for a communication device (1), which communication device (1) comprises a transmission coil (2) that is provided for communicating with a further device (1′), comprises a transmitter (4), which transmitter (4) is designed to receive transmission data (TD) and to cooperate with the transmission coil (2) and... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080198909 - Efficient multiple input multiple output signal processing method and apparatus: A multi-channel communication transceiver configured to communicate over multiple channels, such as multiple twisted pair conductors, and implement MIMO processing is disclosed. The MIMO processing occurs in a separate MIMO co-processor, which may be a DSP type processor executing machine readable code or a dedicated MIMO filter. The MIMO co-processor... Agent: Weide & Miller, Ltd.

20080198908 - Transceiver: To provide a transceiver (100) comprising a transmitter (10) and a receiver (13) for transmitting and receiving signals via a bus system (11), and a transmitter control unit (12), which transceiver ensures minimal electromagnetic emission, it is proposed that a monitoring circuit (14) for monitoring the transmitted signals is assigned... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080198910 - Noise estimation in wireless communication systems: The invention relates to background noise estimation in wireless communication systems with power control. The total received interference is measured at a receiving unit. Thereafter, a predetermined noise signal is injected at the receiving unit and the total received interference is measured again, preferably when the power control of the... Agent: Ericsson Inc.

20080198911 - Equalizer for single carrier fdma receiver: A method of equalizing a received signal compensates for frequency selectivity of the communication channel taking into account channel estimation errors. The method comprises generating channel estimates for the received signal, computing filter weights for an equalizer based on said channel estimates and a covariance of the channel estimation error,... Agent: Coats & Bennett, PLLC

20080198914 - Architecture for systolic nonlinear filter processors: Described are nonlinear filter processors having an array of polynomial nonlinear filters including a first polynomial nonlinear filter and a last polynomial nonlinear filter. The first polynomial nonlinear filter has an input terminal for receiving an input data sample. The polynomial nonlinear filters systolically pass the input data sample from... Agent: Guerin & Rodriguez, LLP

20080198913 - Equalizer: Methods and apparatus to provide an equalizer for analog adaptive control are disclosed. An example equalizer described herein includes a high frequency amplifier to receive an input signal and to amplify a high frequency portion of the input signal, a low frequency amplifier to receive the input signal and to... Agent: Texas Instruments Incorporated

20080198912 - Equalizing filter circuit: In an equalizing filter circuit having an input terminal 101, an output terminal 102, delay devices 104 connected in multi-stage to the input terminal 101, and a plurality of weighting circuits 105 which are branched from and connected to the plurality of delay devices to thereby combine respective output signals... Agent: Young & Thompson

20080198915 - 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

20080198916 - Low power decision feedback equalization (dfe) through applying dfe data to input data in a data latch: Low power decision feedback equalization (DFE) through applying DFE data to input data in a data latch is disclosed. In one embodiment, a decision feedback equalization (DFE) system to remove a post cursor intersymbol interference (ISI) through feeding back previous data scaled with adaptive weights to the DFE system, with... Agent: Lsi Corporation

20080198917 - Pulse-based communication for devices connected to a bus: A method for communicating data is disclosed. The method includes receiving a sequence of electrical pulses during an interval having a pre-determined time period, the sequence of electrical pulses representing a message from one of a plurality of devices, determining the number of received electrical pulses in the sequence of... Agent: Fish & Richardson PC

20080198918 - Compression and decompression using corrections of predicted values: A decompression process is used that forms a decompressed data value by adding a correction value to a signal value prediction. During compression the required correction value is computed. The correction value is encoded in two parts, such as an absolute value and a sign. It is tested whether more... Agent: Philips Intellectual Property & Standards

20080198919 - Method for determining the likelihood of a match between source data and reference data: A method for reducing data in the form of successive groups of N values may comprise finding the largest X values of the N values of each group, setting all but the largest X values of each group equal to zero, averaging W respective ones of the N values to... Agent: Cox Smith Matthews Incorporated

20080198920 - 3d video encoding: A stereo 3D video frame includes left and right components that are combined to produce a stereo image. For a given amount of distortion, the left and right components may have different impacts on perceptual visual quality of the stereo image due to asymmetry in the distortion response of the... Agent: Qualcomm Incorporated

20080198923 - Content signal modulation and decoding: Methods and systems for content signal encoding and decoding are described. A message to be encoded into a content signal may be accessed. The content signal may include a plurality of frames. One or more symbols to be encoded for the message may be derived in accordance with a message... Agent: Schwegman, Lundberg & Woessner, P.A.

20080198925 - Home-video digital-master package: A method for determining digital video data includes receiving digital data comprising a plurality of digital images, wherein each digital image is encoded in a first color space, determining a plurality of color-graded digital images in response to the plurality of digital images and in response to color grading input... Agent: Townsend And Townsend And Crew, LLP/pixar

20080198921 - Method and apparatus for reproducing digital broadcasting: Provided are a method and apparatus for reproducing digital broadcasting. The method includes parsing an input video stream to extract a presentation time stamp (PTS) and a compressed frame and decoding the extracted compressed frame to generate frames sequentially. If a PTS corresponding to a current frame does not exist,... Agent: Sughrue Mion, PLLC

20080198924 - Method of computing disparity, method of synthesizing interpolation view, method of encoding and decoding multi-view video using the same, and encoder and decoder using the same: The invention relates to a method of computing a disparity, a method of synthesizing an interpolation view, a method of encoding and decoding multi-view video using the same, and an encoder and a decoder using the same. In particular, the invention relates to a method of computing a disparity, a... Agent: Townsend And Townsend And Crew, LLP

20080198922 - Systems and methods for video quality measurement using auxiliary information of codec: A system for evaluating video quality using auxiliary information of a codec includes a video transmitter that includes a source video input unit for inputting source video, an encoding unit for encoding the input source video, a decoding unit for decoding encoded video data, and a video quality evaluation unit... Agent: Lowe Hauptman Ham & Berner, LLP

20080198926 - Bitrate reduction method by requantization: if the current macroblock was coded according to the “skipped macroblock” mode and if at least one corrected coefficient block of said macroblock has coefficients non-null or greater than a predefined threshold, the coding mode of the macroblock is modified into a mode other than “skipped macroblock” and the data... Agent: Joseph J. Laks Thomson Licensing LLC

20080198928 - Information processing apparatus and inter-prediction mode determining method: According to one embodiment, an information processing apparatus includes an inter-prediction unit which generates a prediction signal, a transformation unit which orthogonal transform a prediction residual signal between the prediction signal and a picture signal of the macro block, and an inter-prediction mode determining unit which determines a combination of... Agent: Blakely Sokoloff Taylor & Zafman LLP

20080198927 - Weighted prediction video encoding: A method of encoding a source picture using at least two reference pictures by dividing the source picture into regions based on a predetermined criterion and dividing the reference pictures into corresponding regions using the predetermined criterion. At least luminance values for the source picture are obtained by weighting and... Agent: Seyfarth Shaw LLP

20080198929 - Encoding processing apparatus and method for a moving image: A video encoder interframe-encodes a moving image captured by a camera and generates a video code stream. An I frame send request manager receives from a receiver of the video code stream a request signal for requesting to send an I frame that has not been interframe-encoded, when any frame... Agent: Katten Muchin Rosenman LLP

20080198930 - Image information transmission system, image information transmitting apparatus, image information receiving apparatus, image information transmission method, image information transmitting method, and image information receiving method: An image information transmission system may include an image information transmitting apparatus, and an image information receiving apparatus. The image information transmitting apparatus may obtain primary-image transmission data, which is subjected to predetermined compression-coding including bidirectionally predictive coding, for transmitting a moving image representing a primary image, and may generate... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080198932 - Complexity-based rate control using adaptive prefilter: In an image capture device, a filter in a processing stage prior to an MPEG encoder applies unsharp masking and spatial filtering. MPEG encoder hardware that is used to determine SAD values also determines a complexity value. The complexity value indicates a complexity of a macroblock or a frame. The... Agent: Imperium Patent Works

20080198931 - System and method for introducing virtual zero motion vector candidates in areas of a video sequence involving overlays: Systems and methods for efficiently encoding and/or reformatting video data including transparent overlay portions are disclosed. In one embodiment, the method includes using two prediction regions for predicting the portion of the video including the transparent overlay. In one embodiment, a first of the two prediction regions is determined based... Agent: Knobbe Martens Olson & Bear LLP

20080198933 - Adaptive truncation of transform coefficient data in a transform-based ditigal media codec: A block transform-based digital media codec has a signaling scheme and bitstream syntax to flexibly signal that truncation of less significant information bits of transform coefficients coded as an optional layer of the bitstream has been performed adaptively per region or tile of the image.... Agent: Klarquist Sparkman LLP

20080198934 - Motion refinement engine for use in video encoding in accordance with a plurality of sub-pixel resolutions and methods for use therewith: A motion compensation module can be used in a video encoder for encoding a video input signal that includes a sequence of images that are segmented into a plurality of macroblocks. The motion compensation module includes a motion search module, that generates a motion search motion vector for a plurality... Agent: Garlick Harrison & Markison

20080198935 - Computational complexity and precision control in transform-based digital media codec: A digital media encoder/decoder includes signaling of various modes relating to computation complexity and precision at decoding. The encoder may send a syntax element indicating arithmetic precision (e.g., using 16 or 32-bit operations) of the transform operations performed at decoding. The encoder also may signal whether to apply scaling at... Agent: Klarquist Sparkman LLP

20080198936 - Signaling and use of chroma sample positioning information: Rules for the signaling and interpretation of chroma position are described. One rule, called the short rule, defines fifteen discrete chroma centering positions and corresponding four-bit syntax element. Another rule, called the extended rule, defines 81 discrete chroma centering positions and corresponding seven-bit syntax elements. A described method includes receiving... Agent: Klarquist Sparkman LLP

20080198937 - Video processing data provisioning: A method and system for performing response-time compensation on video pixel data includes an output coupled to a timing controller for, the timing controller providing response time pixel data to a video display screen or panel. The system including a video signal processing module to determine pixel data indicative of... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.c Attn: Patent Intake Customer No. 30623

20080198938 - Method and apparatus for switching data in communication system: A method and apparatus for switching data in communication system which comprises of mainly a conversion circuit to receive the source data possessing in a real coding dimension and covert it to converted the data possessing in a tolerable coding dimension; the judgment bits are set in the converted data... Agent: Birch Stewart Kolasch & Birch

20080198939 - Transmitter circuit and radio transmission apparatus for transmitting data via radio by using impulses: A transmitter circuit, which transmits data by using an impulse, has a variable delay circuit and a logic circuit. The variable delay circuit takes a clock as an input, and delays the clock in accordance with the data. The logic circuit takes the clock and an output of the variable... Agent: Arent Fox LLP

20080198940 - System and method for data transmission between a transmitter and a receiver across a transmission line: A receiver transmits data to a driver over a differential pair line, during blanking periods, in a system employing low voltage differential signaling.... Agent: Brooks Kushman P.C. / Lear Corporation

20080198942 - Long echo detection and channel estimation for ofdm systems: A method and an apparatus are provided in an OFDM receiver for detecting and compensating for long echo. The method comprises a first pilot tone interpolation mechanism and a first window placement to filter a received OFDM symbol, a long echo channel detection coupled with a second pilot tone interpolation... Agent: Townsend And Townsend And Crew, LLP

20080198941 - Low-complexity scalable architecture for concatenation-assisted symbol-level combining: Systems and methods are provided for decoding signal vectors in multiple-input multiple-output (MIMO) systems, where a receiver has received one or more signal vectors from the same transmitted vector. The receiver processes these received signal vectors one by one, and uses information from signal vectors that have already been processed... Agent: Ropes & Gray LLP

20080198943 - Systems and methods for lattice enumeration-aided detection: Embodiments provide systems and methods for improved multiple-input, multiple-output (MIMO) detection comprising generating at least one list of candidate vectors by employing lattice enumeration which approximates hyperellipsoid detection search space and calculating a reliability of the candidate vectors. At least one advantage to embodiments is that improved detection occurs because... Agent: Texas Instruments Incorporated

20080198944 - Power transmission apparatus in wireless communication systems: An envelope elimination and restoration power transmission apparatus in a wireless communication system is provided. The apparatus comprises a signal processor for dividing a transmission signal into a size component and a phase component and for generating a control signal for controlling a current of a bias modulator according to... Agent: JeffersonIPLaw, LLP

20080198945 - Reduced emi device and method thereof: A method and system are disclosed for spreading the power associated with digital signals being transmitted to reduce electromagnetic interference (EMI) emissions by receiving, via a first transmission line, a first power spread signal representative a first digital signal modified using a first power spreading digital noise signal, modifying the... Agent: Larson Newman Abel Polansky & White, LLP

20080198946 - Data transmitting and receiving method using phase shift based precoding and transceiver supporting the same: A method for performing a precoding based on a generalized phase shift or a precoding based on an extended phase shift in a Multi-Input Multi-Output (MIMO) system employing several sub-carriers, and a transceiver for supporting the same are disclosed. A phase-shift-based precoding matrix is generalized by multiplying a diagonal matrix... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080198947 - Inductive power and data transmission system based on class d and amplitude shift keying: A rf signal transfer link is described which uses amplitude shift keying (ASK) to transfer rf data pulses. The link minimizes state transition time at the end of each data pulse.... Agent: Bromberg & Sunstein LLP

20080198948 - Combined sensing methods for cognitive radio: Embodiments of cognitive radio technology can recover and utilize under-utilized portions of statically-allocated radio-frequency spectrum. A plurality of sensing methods can be employed. Transmission power control can be responsive to adjacent channel measurements. Digital pre-distortion techniques can enhance performance. Embodiments of a high DNR transceiver architecture can be employed.... Agent: West & Associates, A PC

20080198949 - Receiver, wireless device and method for cancelling a dc offset component: A receiver includes a memory for storing DC offset amounts generated by an analog circuit; an amplifier; a DC offset amount generator for generating a first offset value and a second offset value to be removed from the received signal amplified at the amplifier; a first DC offset component-removing unit... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080198950 - Apparatus and method for detecting abnormal sign: There is provided with a method including: acquiring string data made up of a plurality of monitoring items from an apparatus to be monitored at predetermined or arbitrary time intervals; storing each acquired string data in a storage temporarily; calculating an average and variation for each of the monitoring items... Agent: Amin, Turocy & Calvin, LLP

20080198951 - Data demodulation method and apparatus: A data demodulation method and apparatus to prevent a decrease in a data demodulation rate. The data demodulation method includes detecting a frame sync signal from input data, arranging the input data on a predetermined unit basis based on a detected position of the frame sync signal, obtaining N pieces... Agent: Stein, Mcewen & Bui, LLP

20080198952 - Equalising structure and method with maximum likelihood detection: The present invention relates to an equalising structure (10) and method for a receiving device of a wireless communication system, in which two or more information signals are transmitted in parallel from one or more transmitters, wherein for the information signals transmit information is modulated onto carrier signals according to... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080198953 - Decoding method and decoding apparatus: Disclosed herein is a decoding method of performing maximum a posteriori probability (MAP) decoding of selecting one decoded word from one or more decoded word candidates obtained by subjecting a linear code to iterative decoding by comparison of distances between a reception word and each decoded word candidate. A decoded... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080198954 - Channel equalization using frequency and phase compensation: A system and method are provided for channel equalization using a combination of frequency and phase compensation. The method receives a serial data stream input, and parallel processes the data stream input through a first and second path. The first path has a first frequency response, and the second path... Agent: Gerald W. Maliszewski

20080198955 - Method and system for improving uplink performance: The present invention is directed to improvements for distributed antenna systems and more particularly to methods and systems for improving uplink communications. In one embodiment, Aggregation Point Noise Blocking provides for blocking or filtering the noise contributed by one or more of the branches coupled to an aggregation point that... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.c Attn: Patent Intake Customer No. 30623

20080198956 - Method and apparatus for signal synchronizing: A synchronizer and a method for synchronizing a communication signal are presented. The synchronizer comprises a first unit arranged for receiving a plurality of inputs. The plurality of inputs include at least an indicative of a source clock period of a source clock domain, an indicative of destination clock period... Agent: GlobalIPServices, PLLC

20080198957 - Apparatus, method, and program for verifying logic circuit operating with multiple clock signals: A verification apparatus that can verify a circuit in a shorter time while taking possible metastability into consideration. A clock domain crossing (CDC) detector finds CDC paths between circuit elements operating with different clocks in the circuit. A delay generator inserter produces a delay-insertable version of the circuit by embedding... Agent: Arent Fox LLP

20080198958 - Apparatus and method for compensating for phase jump of reference signal in digital phase-locked loop/frequency-locked loop: An apparatus and method for compensating for a phase jump of a reference signal in a digital Phase-Locked Loop (PLL)/Frequency-Locked Loop (FLL) are provided. The apparatus includes a phase discriminator for comparing a phase of an external clock signal (i.e., the reference signal) with a phase of an internal clock... Agent: JeffersonIPLaw, LLP

20080198959 - Fractional frequency divider pll device and control method thereof: In the following B cycles, the second frequency-divided signal fA is maintained at a low level, while the third frequency-divided signal fB is maintained at a high level. The three-modulus prescaler 13 has a frequency division value (M−1) if the pseudo random values are negative values, and a frequency division... Agent: Arent Fox LLP

20080192806 - Method and system for bluetooth and wireless lan coexistence: A method and system for Bluetooth® and Wireless LAN coexistence may include controlling wireless local area network (WLAN) communication and Bluetooth® communication in a coexistence system that handles at least a WLAN communication protocol and a Bluetooth® communication protocol based on time division multiplexing (TDM) and adaptive frequency hopping (AFH).... Agent: Mcandrews Held & Malloy, Ltd

20080192807 - Limiting audible noise introduction through fm antenna tuning: An FM receiver including an FM antenna that receives continuous wavelength signals, where the FM receiver is coupled to the FM antenna and operable to alter a center frequency of a gain profile of the FM antenna. The FM receiver includes a low noise amplifier module that is coupled to... Agent: Garlick Harrison & Markison

20080192808 - Base station having a set of phased array antennas: A spread spectrum base station for receiving a plurality of spread spectrum signals and a plurality of phased spread spectrum signals includes an antenna and a plurality of delay devices connected to the antenna, each delay device outputting a time-delayed spread spectrum signal. A combiner is connected to the plurality... Agent: Volpe And Koenig, P.c. Dept. Icc

20080192809 - Method of data transmission with iterative multi-user detection and apparatus using the same: A method and apparatus for transmitting and receiving data by performing an iterative multi-user detection is provided. The apparatus includes: a receives a transmission signal and generates a received signal, the transmission signal being generated by modulating a single carrier signal via a modulation process, specialized for each user, in... Agent: Sughrue Mion, Pllc

20080192810 - Clear channel assessment (cca) for uwb communications system: Clear channel assessment (CCA) is a very important issue in Ultra-Wideband (UWB) systems. An effective CCA mechanism will have a large impact on the overall throughput of the communications system. It is disclosed methods and circuits to carry out CCA determinations exploiting the structure of the pulse signal either by... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080192811 - Beamforming methods and apparatus: A method of beamforming comprising: transmitting a plurality of signals from a transmitter, each signal being transmitted over a plurality of subcarriers, each subcarrier having a weight factor associated therewith; receiving the plurality of signals at a receiver; and for each signal: analyzing the received signal in order to obtain... Agent: Foley & Lardner LLP

20080192813 - Adjusting transmit power spectra of transceiver devices in a communications network: A UPBO is performed based on an attenuation of a first VDSL-cable connecting a first VDSL-CPE and a first VDSL-CO, and also based on an attenuation or electrical length of cable pieces between said first VDSL-CO and a further distant second VDSL-CO. Further, an extended DPBO for the first VDSL-CO... Agent: Maginot, Moore & Beck Chase Tower

20080192812 - Wireless communication adapter for a programmable logic controller and programmable logic controller system including the same: A wireless communication adapter is for a programmable logic controller including a local wired communication port, such as an expansion port. The wireless communication adapter includes a first wireless communication port structured to wirelessly communicate with a plurality of remote wireless sensors and a plurality of remote wireless output devices.... Agent: Eaton Corporation

20080192814 - System and method for physical-layer testing of high-speed serial links in their mission environments: A physical-layer tester for testing a high-speed serial link between a mission-environment transmitter and a mission-environment receiver. The tester includes a data path and a measurement path. The data path allows a data signal transmitted from the mission-environment transmitter to be passed through the tester to the mission-environment receiver. The... Agent: Downs Rachlin Martin Pllc

20080192815 - Method for estimating optimized transmission bit rate in wireless local area network system: The present invention relates to a method for estimating an optimized transmission bit rate in a wireless local area network (LAN) system, which is to provide an accurate data transmission bit rate according to channel status when block data are transmitted in the wireless LAN system. According to the present... Agent: Steptoe & Johnson LLP

20080192816 - Non-linear analog decision feedback equalizer: An equalizer is disclosed that compensates for non-linear effects resulting from a transmitter, a receiver, and/or a communication channel in a communication system. A non-linear decision feedback equalizer compensates for the non-linear effects impressed onto a received symbol by selecting between equalization coefficients based upon a previous received symbol. The... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080192817 - Film grain sei message insertion for bit-accurate simulation in a video system: There are provided methods and apparatus for film grain SEI message insertion for bit-accurate simulation in a video system. A method for simulating film grain in an ordered sequence includes the steps of providing film grain supplemental information corresponding to a plurality of intra coded pictures, and providing additional film... Agent: Joseph J. Laks Thomson Licensing Llc

20080192818 - Systems and methods for securing media: An apparatus for encoding videos having a central processing unit and a memory, coupled to the central processing unit, is provided. The memory has an Internet protocol (IP) address pool having IP addresses and a video encoding module. The video encoding module has instructions for obtaining a video source having... Agent: Jones Day

20080192819 - Encoding, decoding and representing high dynamic range images: A data structure defining a high dynamic range image comprises a tone map having a reduced dynamic range and HDR information. The high dynamic range image can be reconstructed from the tone map and the HDR information. The data structure can be backwards compatible with legacy hardware or software viewers.... Agent: Dolby Laboratories Licensing Corporation

20080192820 - Methods and apparatus for content delivery notification and management: Apparatus and methods for handling situations where requested services require more network capacity than presently available, and notifying network users of an delay in providing such services. In one embodiment, the invention comprises apparatus and methods for the detection of capacity (e.g., bandwidth) shortage, determination of a delayed delivery mode... Agent: Gazdzinski & Associates

20080192822 - Complexity-based adaptive preprocessing for multiple-pass video compression: Multiple-pass video encoding systems and techniques are described which utilize statistics taken during a first-pass encoding to create complexity measurements for video data which is to be encoded. By analyzing these complexity measurements, preprocessing decisions, such as, for example, the determination of strength of denoise filters, can be made with... Agent: Klarquist Sparkman LLP

20080192821 - Distortion estimation for quantized data: Techniques for estimating distortion due to quantization of data are described. A histogram with multiple bins may be obtained for a set of coefficients to be quantized. Distortion due to quantization of the set of coefficients may be estimated based on the histogram and average distortions for the histogram bins.... Agent: Qualcomm Incorporated

20080192823 - Statistical adaptive video rate control: A method and apparatus for video rate control for a video encoding system for encoding a video signal includes determining 12 a variance of pixel values over a time t of the video signal and calculating 13 a quantisation parameter for the time t using the pixel variance and a... Agent: Seyfarth Shaw LLP

20080192824 - Video coding method and video coding apparatus: To provide a method and an apparatus for adaptively improving the image quality of current images to be coded by reducing effects due to pulsing artifacts. The video coding method of the present invention is intended for coding a video on a per predetermined block basis using one or more... Agent: Wenderoth, Lind & Ponack L.l.p.

20080192825 - Video encoding method and apparatus and video decoding method and apparatus using residual resizing: A video encoding method and apparatus and a video decoding method and apparatus are provided. The video encoding method encodes residual values included in a residual block of a current block after sub-sampling or down-sampling the residual values, thereby encoding and decoding the current block using a small number of... Agent: Sughrue Mion, Pllc

20080192826 - Video coding: A video signal is coded by generating, at a transmitter, a difference signal (at 2) representing the differences between a picture to be transmitted and a predicted picture based on a stored locally decoded picture. This is decoded to generate a fresh locally decoded picture. The transmitter also generates a... Agent: Nixon & Vanderhye, Pc

20080192828 - Method for pixel prediction with low complexity: A method including: calculating a prediction of a first block of pixels in a second video frame with a temporal position between a first and a third video frame from a first motion vector of pixel position components relative to spatial pixel positions of the first block referring the first... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080192829 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.c.

20080192827 - Video processing with region-based multiple-pass motion estimation and update of temporal motion vector candidates: The present invention relates to the field of motion estimation in video processing. Specifically the invention relates to a video-processing method and device for ascertaining motion vectors for a plurality of first pixel blocks forming a currently processed image region of a currently processed image of an image sequence. The... Agent: Philips Intellectual Property & Standards

20080192830 - Method of encoding and decoding motion picture frames: Provided is a method for encoding and decoding a motion picture frame, which achieve natural picture conversion of frames near an Instantaneous Decoding Refresh-I (IDR-I) frame. The decoding method includes: decoding a first frame which is a P frame that is to be displayed last among a plurality of P... Agent: Sughrue Mion, Pllc

20080192832 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.c.

20080192833 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.c.

20080192834 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.c.

20080192835 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.c.

20080192836 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.c.

20080192837 - Method of reducing a blocking artifact when coding moving picture: A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S0, S1, and S2, which are centered around a block boundary. If a default mode is selected then frequency information of the surroundings of the block boundary... Agent: Fish & Richardson P.c.

20080192831 - Video encoding apparatus and method: A video encoding apparatus and method to distribute one or more macroblocks, classified into the same slice group, over an entire frame, according to the H.264 standard. The video encoding apparatus includes: a macroblock group setting module, which sets the number of macroblocks in a macroblock group; a bit count... Agent: Stein, Mcewen & Bui, LLP

20080192838 - Picture coding method, picture decoding method, picture coding apparatus, picture decoding apparatus, and program thereof: The picture decoding method according to the present invention is a decoding method for decoding coded pictures by inverse quantization and inverse orthogonal transformation, in which a quantization matrix which defines a scaling ratio of a quantization step for each component is multiplied by a multiplier, which is a coefficient... Agent: Snell & Wilmer L.l.p. (matsushita)

20080192839 - Fast channel change on a bandwidth constrained network: In one embodiment, a buffering server transfers a dynamic burst transfer of data encoded using an inter-coded compression technique. The dynamic burst transfer is timed so that an initial transfer rate is reduced to a remaining transfer rate at the same time or before a decoding endpoint joins a corresponding... Agent: Stolowitz Ford Cowger LLP

20080192840 - Smart video thumbnail: Described herein is technology for, among other things, selecting a representative thumbnail from a video clip. The technology involves analyzing frames of the video clip to determine which frames are stable, the result of the analysis being a number of segments of stable frames. From the stable segments, a number... Agent: Microsoft Corporation

20080192841 - Device and methods for biphasic pulse signal coding: A method for coding time signals based on generating an asynchronous biphasic pulse train is provided. The method includes generating response signals based upon one or more input signals. A pulse comprises a positive pulse if a voltage of the response signal is greater than a predetermined positive voltage threshold.... Agent: Akerman Senterfitt

20080192842 - Channel estimation: The invention relates to channel estimation in a receiver. The channel estimation for a current data block is based on a previous data block, where the two data blocks are based on common information. Data symbol hypotheses of the previous data block can be forwarded to a channel estimator and... Agent: Nixon & Vanderhye, Pc

20080192844 - Demodulating device, method and program: A demodulator includes a complex conjugate signal generator to generate a complex conjugate signal of an OFDM time domain signal (complex signal including an I channel signal and Q channel signal) supplied from an orthogonal demodulation circuit, a delaying unit to delay, by an integral multiple of a predetermined period... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080192847 - Method and apparatus for downlink resource allocation in an orthogonal frequency division multiplexing communication system: A communication is provided that schedules both Distributed Virtual Resource Blocks (DVRB) and Localized Virtual Resource Blocks (LVRB) in a same frequency channel, thereby obtaining the benefits of frequency selective scheduling while minimizing the uplink feedback overhead. In one embodiment of the invention, the communication system assigns one or more... Agent: Motorola, Inc.

20080192848 - Method and related apparatus for stopping multi-input multi-output operation in a wireless communications system: Stopping a multi-input multi-output (MIMO) operation for a user equipment (UE) of a wireless communications system to ensure that the UE can receive downlink data after the MIMO operation is stopped includes indicating lower layers of the UE to stop the MIMO operation when an ACTIVE SET UPDATE message, a... Agent: Birch Stewart Kolasch & Birch

20080192849 - Mimo transmission with rank-dependent precoding: Techniques for performing rank-dependent precoding for a MIMO transmission are described. Each rank may be associated with a set of at least one precoding vector or matrix that can provide good performance for that rank. A transmitter may obtain a precoding vector for a rank-1 transmission from a first set... Agent: Qualcomm Incorporated

20080192850 - Ofdm signal receiving apparatus and an ofdm signal receiving method: An apparatus includes a converter separating the OFDM signal into the several sub-carriers, an extraction circuit extracting the reference symbol from at least one of a plurality of sub-carriers, an estimation circuit estimating a transmission distortion channel for every sub-carrier based on the amplitude and phase characteristic of the reference... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080192845 - Receiver and receiving method: A receiver includes a receiving section configured to receive digital broadcasts; a demodulating section configured to demodulate a signal received by the receiving section and output a frame-based signal including a plurality of symbols; a detecting section configured to detect a symbol position in a frame-based signal provided from the... Agent: Foley And Lardner LLP Suite 500

20080192846 - Systems and methods for enhanced channel estimation in wireless communication systems: Disclosed herein are methods and apparatus for enhancing the estimation of channel response in a wireless communication system. An apparatus (and associated method) for optimizing channel estimation in a communication system includes a receiving antenna; a receiver adapted to receive a signal from the receiving antenna; an initial channel estimator... Agent: Qualcomm Incorporated

20080192843 - Video channel estimation: There is provided herein a method of estimating a channel impulse response, the method includes using an incomplete set of orthogonal frequency division multiplexing (OFDM) symbols to estimate said impulse response. There is further provided a devise and a system which includes a device for digital video channel estimation, the... Agent: Empk & Shiloh, LLP

20080192851 - Signal space expansion for a 16 qam scheme: The invention relates to methods for transmitting and receiving a data bit stream in a communication system using a 16-QAM constellation. Further, an apparatus for performing the methods is provided. To provide a modulation and coding scheme using a signal space expansion and 16-QAM which improves the bit-error rate in... Agent: Dickinson Wright Pllc

20080192852 - Method and system for an alternating channel delta quantizer for 2x2 mimo pre-coders with finite rate channel state information feedback: where A is a matrix of size N by N and aij is element (i,j) of matrix A. The one or more unitary matrices may be generated from a first matrix and a second matrix. The first matrix and the second matrix may be generated using a Givens decomposition.... Agent: Mcandrews Held & Malloy, Ltd

20080192853 - Method and system for rate reduction pre-coding matrices: Aspects of a method and system for a delta quantizer for rate reduction pre-coding matrices may include quantizing a change in channel state information in a MIMO pre-coding system onto a codebook and generating a pre-coding matrix based on at least the channel state information. The channel state information may... Agent: Mcandrews Held & Malloy, Ltd

20080192856 - Methods and systems for combined cyclic delay diversity and precoding of radio signals: In a transmitter or transceiver, signals can be precoded by multiplying symbol vectors with various matrices. For example, symbol vectors can be multiplied with a first column subset of unitary matrix which spreads symbols in the symbol vectors across virtual transmit antennas, a second diagonal matrix which changes a phase... Agent: Potomac Patent Group Pllc

20080192855 - Mimo-adapted distributed antenna system: Methods and systems for carrying different signals required for MIMO communication using a single coaxial cable between two endpoints of a distributed antenna system (DAS) network. Original MIMO signals having the same frequency are frequency-separated at a first endpoint of the network. The frequency-separated signals are propagated together over the... Agent: Dr. Mark M. Friedman C/o Bill Polkinghorn - Discovery Dispatch

20080192854 - Single carrier frequency division multiple access receiver for mimo systems: A method for processing symbols transmitted via a first plurality of antennas and received via a second plurality of antennas is provided. The method includes receiving symbol streams corresponding to a sub-carrier frequency from each of the second plurality of antennas. The method further includes generating estimated symbol streams for... Agent: Freescale Semiconductor, Inc. Law Department

20080192857 - Wireless receiving apparatus, wireless transmitting apparatus, and interference signal removing method: A wireless receiving apparatus capable of efficiently removing interference signals in a multicarrier communication. In a mobile station (200) incorporating this wireless receiving apparatus, a selecting part (205) selects a plurality of the same symbols in accordance with a mapping pattern established at the time of generating OFDM symbols in... Agent: Dickinson Wright Pllc

20080192858 - Digital broadcasting system and method of processing data: A digital broadcasting system and a method of processing data are disclosed. Herein, additional encoding is performed on mobile service data, which are then transmitted, thereby providing robustness in the processed mobile service data, so that the mobile service data can respond more strongly against fast and frequent channel changes.... Agent: Lee, Hong, Degerman, Kang & Schmadeka

20080192859 - Cross-over compensation by selective inversion: The present invention relates to cross-over conversion in data transfer applications, such as SerDes. Signal routing in such environments is not trivial. Thus, it may not be possible to preserve the physical alignment of the tracks running between devices without recourse to track cross-over. The present invention provides a receiver... Agent: Texas Instruments Incorporated

20080192860 - Transmitter including pre-distortion: The present invention relates to pre-distortion in transmitter circuits and provides a circuit for introducing pre-distortion into the output of a transmitter, wherein said pre-distortion comprises a pre-cursor, a cursor and a post-cursor, the circuit comprising: a first driver arranged to switch an output drive between said pre-cursor and said... Agent: Texas Instruments Incorporated

20080192861 - Polar modulator with signed amplitude reducing phase transitions: A polar modulator including a signal converter configured to provide a phase signal and an amplitude signal based on at least one received signal is disclosed. A digital-to-analog converter is coupled to the signal converter, the digital-to-analog converter configured to receive an augmented signal, wherein a polarity of the augmented... Agent: Schwegman, Lundberg & Woessner / Infineon

20080192862 - Dc offset estimation in received signals: A scheme for deducing a DC offset in a received signal burst acquired through a particular channel, wherein the received signal burst corresponds to a transmitted signal burst. An impulse response estimate of the channel is used to model how a known or recovered part of the transmitted burst would... Agent: Motorola Inc

20080192863 - Systems and methods for synchronizing wireless communication systems: In one embodiment the present invention include systems and methods for synchronizing wireless communication systems. In one embodiment, a baseband processor includes a reference frequency for synchronizing processing of received data. The baseband processor may detect received data and determine frequency hopping sequences to program a frequency synthesizer. The baseband... Agent: Chad R. Walsh Fountainhead Law Group

20080192864 - Analysis of trains of pulses: Candidate moments within a pulse train are selected. For each such moment, it is determined whether pulses occur at uniform intervals both before and after the moment; if so, the relevant pulses are classified as belonging to a particular group. An accurate calculation of interpulse interval is carried out by... Agent: Birch Stewart Kolasch & Birch

20080192865 - Addressing strategy for viterbi metric computation: The present invention relates to an addressing architecture for parallel processing of recursive data. A basic idea of the present invention is to store a calculated new path metric at the memory location used by the old path metric, which old metric was employed to calculate the new metric. If... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080192866 - Signal reception apparatus: A signal reception apparatus includes an antenna which receives an OFDM signal, unit to perform frequency conversion on the received OFDM signal to obtain a converted OFDM signal, unit to perform analog-to-digital conversion on the converted OFDM signal to obtain a first digital OFDM signal, unit to set a first... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle L.l.p.

20080192867 - Cross correlation circuits and methods: Embodiments of the present invention include techniques for performing cross correlations. In one embodiment the present invention includes a cross correlation system for use in a communication system comprising a wireless receiver receiving a signal including a first sequence of data values and converting the first sequence of data values... Agent: Chad R. Walsh Fountainhead Law Goup

20080192868 - User power offset estimation using dedicated pilot tones for ofdma: A method of user power offset estimation for a wireless communication system is disclosed. Dedicated pilot symbols transmitted over at least one time-frequency region for a user are received. Power offset of the user is estimated based on the received dedicated pilot symbols.... Agent: Qualcomm Incorporated

20080192869 - Scalable data reception gain control for a multiple-input, multiple-output (mimo) communications system: The present invention provides a concurrent gain generator for use with a MIMO transmitter havi'ng an N of two or more transmit antennas. In one embodiment, the concurrent gain generator includes a first sequence formatter that provides one of the N transmit antennas with a gain training sequence during an... Agent: Texas Instruments Incorporated

20080192870 - Apparatus, and associated method, for filtering a receive signal by adaptive operation of an input noise whitening filter: Apparatus, and an associated method, for the receive part of a receiving station, such as a mobile station or other transceiver of a cellular communication system. Selection is made of filter characteristics to be exhibited by an adaptive, input noise whitening filter. A noise estimator estimates a noise component of... Agent: Docket Clerk

20080192871 - Method and system of cycle slip framing in a deserializer: A method and system for cycle slip framing is disclosed. The method includes receiving an asynchronous signal and generating a synchronous pulse after receiving the asynchronous signal. The method further provides that the synchronous pulse be used to affect a bit slip that results in the moving of a character... Agent: Cypress C/o Murabito, Hao & Barnes LLP

20080192872 - Multi transmit antenna synchronization channell transmission cell id detection: A method and apparatus for detecting a cell identification (ID) by determining the number of transmit (TX) antennas used for transmission; applying at least two codes to the reference symbols (RSs) transmitted from the TX antennas, to determine a set of de-coded RSs; in the event it is determined that... Agent: Ericsson Inc.

20080192873 - Single loop frequency and phase detection: In one embodiment, a method includes receiving a data signal comprising a plurality of bits. The method further includes generating a clock signal. A plurality of samples is acquired from the data signal at a sampling rate determined by the clock signal and it is determined whether a transition point... Agent: Baker Botts L.l.p.

20080192874 - Apparatus and method for initial fractional frequency offset estimation in a broadband wireless access communication system: An apparatus and method for initial fractional frequency offset estimation are provided. In an apparatus for estimating an initial fractional frequency offset in a Broadband Wireless Access (BWA) communication system, the apparatus includes a sample power calculator for calculating a power of input sample data and for calculating an average... Agent: Jefferson Ip Law, LLP

20080192875 - Analog/digital circuit: A digital filter operates on the basis of a first clock having a first frequency. A stereo modulator operates on the basis of a second clock having a second frequency higher than the first frequency and being asynchronous. The stereo modulator performs a predetermined process on output data of the... Agent: Cantor Colburn, LLP

20080192877 - Phase alignment mechanism for minimizing the impact of integer-channel interference in a phase locked loop: A novel and useful apparatus for and method of minimizing the impact of interference on the phase error performance in a phase locked loop (PLL) at integer channels by adjustment of the phase of the interfering signal such that its impact on the reference signal is minimized. Phase control is... Agent: Texas Instruments Incorporated

20080192876 - Variable delay oscillator buffer: A novel and useful variable delay digitally controlled crystal oscillator (DCXO) buffer (i.e. slicer). A conventional slicer following the DCXO is modified to introduce a controlled random variable delay into the buffered DCXO clock. The resultant output clock signal is then used as input to the TDC of an ADPLL... Agent: Texas Instruments Incorporated

20080187027 - Hopping structures for broadband pilot signals: Systems and methodologies are described that facilitate defining and utilizing hopping patterns to transmit broadband pilot signals in a wireless communications network. Portions of bandwidth can be dedicated to transmitting the broadband pilot data, and patterns can be utilized to hop across frequencies in given time periods to effectively utilize... Agent: Qualcomm Incorporated

20080187028 - Method and apparatus for communicating different types of data over a same network: A method of transmitting a data stream over a communication channel, the method comprising: providing symbol sets having different numbers of symbols; modulating data in the data stream that warrant different degrees of protection against noise onto symbols from symbol sets having different numbers of symbols, wherein which symbol set... Agent: Empk & Shiloh, LLP

20080187029 - Apparatus and method for transmitting/receiving a signal in a communication system: An apparatus for transmitting/receiving a signal in a communication system is provided. A Mobile Station (MS) spreads a transmission signal to generate a spreading signal, receives, from a Base Station (BS), information on a second spreading signal transmission region, extended from a first spreading signal transmission region, and maps the... Agent: JeffersonIPLaw, LLP

20080187030 - Precoding signaling in a mimo wireless communication system: A method for performing data transmission between a transmitter and a receiver. The method includes the steps of generating a feedback message at the receiver in response to data received from the transmitter, assigning an identifier for the feedback message, storing the feedback message in association with the identifier in... Agent: Robert E. Bushnell

20080187031 - Mobile terminal and method for measuring channel quality: An Orthogonal Frequency Division Multiple Access (OFDMA)-based mobile terminal and a method for measuring reception channel quality for use in the OFDMA-based mobile terminal are provided. A mobile terminal includes a transceiver for exchanging frequency signal with a base station and a control unit for calculating a Carrier-to-Interference and Noise... Agent: The Farrell Law Firm, P.C.

20080187032 - Systems and methods for efficient channel classification: Embodiments provide a system and method for efficiently classifying different channel types in an orthogonal frequency division multiplexing (OFDM) system. Embodiments quantify the frequency selectivity in a channel by measuring the variation in a particular channel statistic across sub-carriers in an OFDM system, involve minimal complexity in implementation, and can... Agent: Texas Instruments Incorporated

20080187033 - Displaying eye-diagram and digital diagnostic data using network analyzers: Methods and apparatuses for displaying information for analyzing a signal transmitted in a communication system. The method can include displaying digital diagnostic data received from a monitoring interface of a transceiver. An eye-diagram for the signal is also displayed. The digital diagnostic data, network protocol analysis results, and/or the eye-diagram... Agent: Workman Nydegger

20080187034 - Method of equalizing a digital signal and equalizer: A method for equalizing a digital signal received via at least one communication channel is described, wherein a block of received signal values is processed by a block-iterative equalizer (200). The equalizer comprises a feedback unit (202) and a feed-forward unit (201) each corresponding to the multiplication by a respective... Agent: Crockett & Crockett, P.C.

20080187035 - Non-linear distortion detection method and distortion compensation amplifying device: A conventional power amplifying device has a problem that when a signal band is widened, sampling frequency for distortion detection is increased and an FFT calculation amount of a distortion compensation unit is increased, which increase a circuit size and power consumption. The present invention provides a non-linear distortion detection... Agent: Jacobson Holman PLLC

20080187038 - Asymmetric multi-channel adaptive equalizer: An apparatus is disclosed to compensate for non-linear effects resulting from the transmitter, the receiver, and/or the communication channel in a communication system. A receiver of the communication system contains an image cancellation module that compensates for images generated during the modulation and/or demodulation process. The image cancellation module includes... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080187036 - Decision feedback equalizer (dfe) architecture: A decision feedback equalizer (DFE) and method includes summer circuits to add a dynamic feedback signal representing an h2 tap to a received input and to speculate on an h1 tap. Data slicers receive and sample the outputs of the summer circuits using a clock signal to produce even data... Agent: Keusey, Tutunjian & Bitetto, P.C.

20080187037 - Methods and apparatus for calibrating output voltage levels associated with current-integrating summing amplifier: Methods and apparatus are disclosed for calibrating summing amplifiers based on current integration. For example, apparatus for calibrating output voltage levels of a current-integrating summing amplifier includes the following components. A duplicate integrator circuit is provided, wherein the duplicate integrator circuit replicates an integrator circuit of the current-integrating summing amplifier.... Agent: William E. Lewis Ryan, Mason & Lewis, LLP

20080187041 - Information outputting apparatus, information reporting method and information signal supply route selecting method: An information outputting apparatus includes a digital interface unit that receives a digital signal transmitted through a digital bus that has a plurality of data channels, and information detecting means for detecting information indicating a source and a video format from a packet header. The information outputting apparatus also includes... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080187039 - Method and apparatus for correcting video signal: The present invention discloses a method of correcting a video signal that includes a video sequence parameter. The method comprises the steps of: obtaining a specific number of decoded values of the video sequence parameter; counting the times of occurrence of each different value of the decoded values; determining a... Agent: Philips Intellectual Property & Standards

20080187040 - Transmitting and receiving system to transmit and receive avsb data, and processing methods thereof: A transmitting system includes an adapter unit to generate a transport stream that includes a private data field, and a stuffer unit to write advanced vestigial sideband (AVSB) data in a front part of the private data field.... Agent: Stein, Mcewen & Bui, LLP

20080187043 - Method and apparatus for encoding/decoding image using adaptive quantization step: A method and apparatus for encoding and/or decoding an image are provided. The method of encoding an image includes: generating a prediction block that is an intra or inter prediction value of a current block; calculating a color difference between the current block and the generated prediction block; and, encoding... Agent: Sughrue Mion, PLLC

20080187042 - Method of processing a video signal using quantization step sizes dynamically based on normal flow: There is described a method of processing a video input signal (50) in a data processor (20) to generate corresponding processed output data (40, 200). The method includes steps of: (a) receiving the video input signal (50) at the data processor (20), the input signal (50) including a sequence of... Agent: Philips Intellectual Property & Standards

20080187044 - Method and apparatus for encoding and decoding based on inter prediction: A method and apparatus for encoding and decoding based on inter prediction are provided. In the encoding method, a current block is encoded by respectively performing intra prediction on the current block and a reference block in a reference picture which corresponds to the current block, and performing inter prediction... Agent: Sughrue Mion, PLLC

20080187048 - Apparatus and method of up-converting frame rate of decoded frame: An apparatus and method of up-converting a frame rate using frames that are decoded from a video decoder and motion information, the apparatus including: a motion vector resampling unit to resample a motion vector for the interpolated frame by filtering a motion vector of a current block using the motion... Agent: Stein, Mcewen & Bui, LLP

20080187045 - Method for hierarchically coding video images:

20080187046 - Motion vector refinement for mpeg-2 to h.264 video transcoding: A method for transcoding is disclosed. The method generally includes the steps of (A) generating a decoded frame by decoding an input video stream in an MPEG-2 format, the decoded frame including a plurality of decoded macroblocks; (B) determining a current search center to be used in encoding a current... Agent: Lsi Corporation

20080187049 - Moving image encoding device and moving image encoding method: A moving image encoding device that encodes a difference between a predicted image and an original image is provided. The predicted image is generated using a weighted reference image, for which a weight is multiplied with and an offset is added to a reference image. The moving image encoding device... Agent: Rabin & Berdo, PC

20080187047 - Video compression system: A video compression system processes images captured from a video camera mounted to a vehicle. Vehicle-mounted sensors generate vehicle motion information corresponding to a current state of motion of the vehicle. An optical flow estimation circuit estimates apparent motion of objects within a visual field. A video encoder circuit in... Agent: Brinks Hofer Gilson & Lione

20080187050 - Frame interpolation apparatus and method for motion estimation through separation into static object and moving object: Provided are frame interpolation apparatus and methods in which motion estimation is performed by separation into a static object and a moving object. The frame interpolation apparatus interpolates multiple frames including an nth frame and an (n−1)th frame located adjacent the nth frame in order to generate an interpolation frame.... Agent: Myers Bigel Sibley & Sajovec

20080187051 - Image coding apparatus and image decoding apparatus: An image coding apparatus (100) which reduces buffer capacity to a minimum and includes an image coding processing unit (110) which generates intermediate data by executing a part of a process in the coding on the image data; a packetizing unit (120) which generates an image stream by executing a... Agent: Wenderoth, Lind & Ponack L.L.P.

20080187052 - Video coding device, video recording device, video coding method, and video coding program: A block dividing section divides a video frame into plural pieces of block data of a predetermined size and outputs the plural pieces block data sequentially. A block coding section codes the block data. A coding amount computing section computes a coding margin amount on the basis of a coding... Agent: Mcdermott Will & Emery LLP

20080187053 - Scalable multi-thread video decoding: Decoding tasks are identified for decoding encoded video. Decoding tasks may include entropy decoding tasks, motion compensation tasks, inverse frequency transform tasks, inverse quantization tasks, intra decoding tasks, loop filtering tasks, or other tasks. Task dependencies are identified for the video decoding tasks. For example, one or more decoding tasks... Agent: Klarquist Sparkman LLP

20080187054 - System and method for controlling bit rate of video signal and audio signal: A video and audio bit rate control system which controls a bit rate of a video signal and an audio signal input from a plurality of information sources is provided. The system includes a plurality of encoders for encoding the video signal and the audio signal, an encoder controller for... Agent: Nec Corporation Of America

20080187055 - Method for interleaving bits, a base station, a user terminal and a communication network therefor: The invention concerns a method for interleaving a dedicated set of bits that is divided in an appropriate number of blocks using for each block an interleaver matrix with a predefined first dimension for interleaving the bits within each block, whereby said appropriate number of blocks is estimated in such... Agent: Sughrue Mion, PLLC

20080187056 - Hybrid circuit using resistor: A hybrid circuit includes a resistor inserted serially between a transmission line and an output driver for transmitting a signal; and a reception signal extraction unit for extracting only a reception signal from a signal existing in a transmission path by using a signal obtained from both ends of the... Agent: Arent Fox LLP

20080187057 - Apparatus, and associated method, for communicating a data block in a multi carrier modulation communication scheme together with an identification sequence superimposed thereon: Apparatus, and an associated method, for facilitating communication of a data block communicated in an OFDM-based, communication system. Side-information required to be transmitted by many PAPR reduction schemes in OFDM is carried and transmitted by sending orthogonal binary sequences superimposed on the OFDM data sequence carrying the information to be... Agent: Research In Motion Attn: Glenda Wolfe

20080187062 - Method and apparatus for multiple-input multiple- output feedback generation: Disclosed are a method and apparatus for generating feedback in multiple-input/multiple-output (MIMO) communications. Feedback is used to update a precoding matrix... Agent: Volpe And Koenig, P.C. Dept. Icc

20080187063 - Method and apparatus for multiplexing frequency hopping in a communication system: A method and apparatus for multiplexing frequency hopping in a wireless communication system using Orthogonal Frequency Division Multiple Access (OFDMA) is provided. The frequency hopping multiplexing method and apparatus efficiently indicates time division multiplexing for global hopping and local hopping by indicating and using the number and positions of slots... Agent: The Farrell Law Firm, P.C.

20080187060 - Multi-user data transmission/reception system and mode determination method: A multi-user data transmission/reception system includes at least one mobile station to receive a pilot signal, select a preferred mode, a preceding matrix index, a beamforming vector index, and a quantized capacity level using the pilot signal, and transmit the preferred mode, the preceding matrix index, the beamforming vector index,... Agent: Stein, Mcewen & Bui, LLP

20080187064 - Radio transmitting apparatus, radio receiving apparatus and method therefor: By assigning a plurality of subcarriers 31 to a data channel 33 and assigning fewer subcarriers 32 than the plurality of subcarriers 31 to a control channel 34, and in addition locating the control channel 34 at the center frequency fc of a frequency band used to transmit the data... Agent: Dickinson Wright PLLC

20080187058 - Reduction of dynamic range of transmitted signals: According to an example embodiment, an example technique may include encoding a dataword into a codeword, mapping the codeword to a mapped word, generating a waveform corresponding to the mapped word, and transmitting the generated waveform via a wireless channel. A dynamic range cost function (such as, for example, peak-to-average... Agent: Brake Hughes Bellermann LLP

20080187061 - Systems and methods for reconstructing steering matrices in a mimo-ofdm system: Embodiments provide a system and method for reconstructing steering matrices in a MIMO-OFDM (multiple-input multiple-output orthogonal frequency division multiplexing) system by interpolating steering matrices in transmit beamforming. The reconstructed steering matrices provide a faithful representation to the actual steering matrices. Embodiments receive channel information for a subset of sub-carriers of... Agent: Texas Instruments Incorporated

20080187059 - Systems and methods for shifting the position of a symbol to reduce transmission overhead: A method for shifting the position of a symbol to reduce transmission overhead is described. A frame with a plurality of symbols is provided. A determination is made whether the frame includes an indication of an event. At least one symbol of the plurality of symbols is shifted based on... Agent: Madson & Austin

20080187066 - Detection method and apparatus for a multi-stream mimo: In a multiple-input multiple output (MIMO) system, high-rate data transmission is achieved by dividing the original data stream into several parallel data substreams, each of which is transmitted from a corresponding transmit antenna (spatial multiplexing) and received by multiple receive antennas. The number of spatial streams depends on the number... Agent: Squire, Sanders & Dempsey L.L.P.

20080187067 - Method for transmitting signals in a wireless communication system and communication system:

20080187065 - System and method for co-channel interference cancellation in cellular ofdm systems: In this patent, we propose an efficient CCI cancellation algorithm capable of working in cellular OFDM systems in high interference environments especially for users at the cell edges. We propose modified BSs' transmitters (Txs) and MS receiver (Rx) structures. Adjacent BSs use different transmitting interleaving patterns. This leads to orthogonality... Agent: Morgan Lewis & Bockius LLP

20080187069 - Apparatus, and associated method, for communicating a data block in a multi carrier modulation communication scheme: Apparatus, and an associated method, for sending a data block in an OFDM, or other MCM, communication system with reduced PAPR is provided. The data block is combined with a random scrambling sequence. An IDFT operation is performed upon the combined sequence, and its PAPR, peak-to-average power ratio, is calculated.... Agent: Research In Motion Attn: Glenda Wolfe

20080187070 - Method and apparatus for mapping of absolute power grant values in wireless communications: A method and apparatus for adjusting power grants in wireless communications. Multiple power grant tables are stored and one or more tables are designated during communication.... Agent: Volpe And Koenig, P.C. Dept. Icc

20080187068 - Multicarrier transmitter apparatus, muticarrier receiver apparatus, multicarrier transmitting method and multicarrier receiving method: A multicarrier transmitter apparatus capable of improving information transmission efficiency regardless of the attenuation characteristic of a bandpass filter used. In this apparatus, BPFs (124,126) limit the bands of transmitted data. A padding position calculating part (102) decides, based on the attenuation characteristics of the BPFs (124,126), an insertion position... Agent: Dickinson Wright PLLC

20080187071 - Apparatus and method for controlling power in a communication system: Provided is an outer loop power control apparatus and method for a signal transmitter in a communication system. The outer loop power control method includes determining a first setpoint of a kth frame according to whether or not an error occurs in a (k−1)th frame, updating a second setpoint of... Agent: Docket Clerk

20080187072 - Method and apparatus for pulse optimization for hardware implementation: Methods and apparatus for optimizing pulses provided by a pulse-shaping filter implemented in hardware. Pulses are optimized and generated by the pulse-shaping filter that are of finite length and meet one or more signal quality criteria, e.g., error vector magnitude (EVM) and/or adjacent channel leakage ratio (ACLR). According to one... Agent: Patent Law Professionals

20080187073 - Transmitter apparatus: A transmitter apparatus (1) comprises a digital modulator (2), wherein the modulator is adapted to output a digital in-phase signal and a digital quadrature signal. The digital in-phase signal is converted to an analog in-phase signal and further processed in a path (31) for the in-phase signal, and a digital... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080187075 - Data transfer apparatus and transfer control method: A transfer apparatus includes a control unit to execute control such that one or more of received multicast packets are transferred to at least one receiver, a storage unit to store the received multicast packets or the one or more multicast packets to be transferred to the at least one... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080187074 - Method and apparatus for controlling analog block of data receiver: Provided are a method and apparatus for controlling an analog block of a data receiver, and a data receiver using the same. The apparatus for controlling an analog block of a data receiver having the analog block and a digital block, includes a controller unit which determines whether to reconfigure... Agent: Sughrue Mion, PLLC

20080187076 - Multi-mode receiver with adaptive mode selection: Receivers and methods are provided that include multiple modes of processing signals from multiple antennas. These include legacy, SAIC (single antenna interference cancellation) and MSRD. Various methods are provided for selecting an appropriate receiver processing function. These include looking at correlation and gain imbalance between antennas, looking at the processing... Agent: Research In Motion Attn: Glenda Wolfe

20080187077 - Method for estimating crosstalk interferences in a communication network: A method is provided for reducing interferences in communications exchanged along a plurality of communication channels extending between a DSLAM and subscribers' terminals. The method comprises i) storing a mathematical representation of the plurality of communication channels; ii) measuring at least one parameter characterizing a first communication channel; iii) applying... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20080187078 - Receiver with fast gain control and digital signal processing unit with transient signal compensation: Embodiments of the present general inventive concept relate to a transient signal compensator for apparatuses such as a transceiver or receiver used in a wire/wireless communication and/or a digital signal processor that may be used in the receiver and methods thereof In one embodiment, a receiver can include an amplifier... Agent: Rene A. Vazquez

20080187079 - Data recovery circuits using oversampling for best data sample selection: An improved data recovery circuit based on an oversampling technique to select the best data sample to be kept as the data to recover that is only based on accumulating the data edges (or transitions). The incoming serial data stream with jitter is oversampled in an oversampling circuit by means... Agent: International Business Machines Corporation Dept. 18g

20080187080 - Oversampling data recovery circuit and method for a receiver: An oversampling data recovery circuit for a receiver comprises a plurality of sampling circuits for sampling an input data upon a plurality of clocks to generate a plurality of sample data, respectively, an edge detector for determining an edge of the input data by monitoring the plurality of sample data,... Agent: Rosenberg, Klein & Lee

20080187084 - Deserializer and data recovery method: A deserializer including a plurality of registers, a sync detector, and a lost bit storage unit. If there is a phase difference between an external input data packet and a recovery clock signal transmitted together with the data packet, the sync detector generates an activated sync detect signal. The lost... Agent: F. Chau & Associates, LLC

20080187083 - Device for generating counter signals representative of clock signals and device for reconstructing clock signals, for a packet-switched network: A device (D2) is dedicated to the reconstruction of clock signals, for example within communication equipment (EQ2) of an IP network. This device (D2) comprises i) a phase-locked loop (BV) having a cut-off frequency dependent, on the one hand, on a configuration value making it possible to reconstruct clock signals... Agent: Joseph J. Laks Thomson Licensing LLC

20080187082 - Electronic dispersion compensation utilizing interleaved architecture and channel identification for assisting timing recovery: Embodiments include a system for performing electronic dispersion compensation on an information-bearing signal transmitted over a communication channel. The system may include a channel identification module configured to receive a first digitized version of the information bearing signal and an equalized version of the information-bearing signal, and may be configured... Agent: Brake Hughes Bellermann LLP C/o Intellevate

20080187081 - Iterative pilot-aided frequency offset estimation and c/i measurement for tdma signal with offset larger than nyquist frequency of the reference symbol rate: A method and apparatus are provided for decoding a wireless signal from a set of samples with an embedded training sequence. The method includes the steps of determining a first frequency offset from the samples where the first frequency offset is assumed to be less than a Nyquist frequency of... Agent: Welsh & Katz, Ltd.

20080187085 - Method and apparatus for the capture of serial data amid jitter: Serial data in the presence of jitter is captured by clocking the data into several different shift registers, each driven by a clock of the correct frequency but having different phases. In keeping with certain system standards, a periodic synchronization frame is transmitted which is recognizable by its known content.... Agent: Agilent Technologies Inc.