Patents for H04L 25 - Baseband systems (55,083)
09/2011
09/14/2011EP2365670A1 Channel estimation method and corresponding receiving apparatus of orthogonal frequency division multiplexing (ofdm) system
09/14/2011EP2365656A1 Virtual MIMO communication system
09/14/2011EP1595375B1 Communication receiver with an adaptive equalizer length
09/14/2011EP1563404B1 Integrated circuit
09/14/2011CN201976135U 一种精确估计ics直放站信号时延的装置 An accurate estimate ics repeater signal delay means
09/14/2011CN201976105U 一种带内波动补偿的数字选频直放站 A fluctuation band digital frequency-selective repeater compensation
09/14/2011CN1949685B Method and apparatus for eliminating common-frequency cell signal interference based on parallel interference
09/14/2011CN1713626B Voltage level coding system and method
09/14/2011CN1630279B Frequency offset correction in transmitters and receivers having non-ideal synthesizer channel spacing
09/14/2011CN102187630A Method and apparatus for wireless transmit/receive unit specific pilot signal transmission and wireless transmit/receive unit specific pilot signal power boosting
09/14/2011CN102186197A Method and device for detecting modulation type of EDGE communication system
09/14/2011CN102185822A OFDM/OQAM (Orthogonal Frequency Division Multiplexing/Offset Quadrature Amplitude Modulation) system and time frequency synchronization method thereof
09/14/2011CN102185820A Unscented-Kalman-transformation-based orthogonal frequency division multiplexing (OFDM) frequency offset estimation method
09/14/2011CN102185812A DC (direct-current) offset filtering circuit
09/14/2011CN102185811A Carrier frequency estimation method
09/14/2011CN102185810A Process for obtaining notches in the transmission of signals over the electricity network
09/14/2011CN102185809A Remote radio frequency system
09/14/2011CN102185808A Rapidly-convergent immune-clone-based orthogonal wavelet transform constant modulus blind equalization algorithm
09/14/2011CN102185807A Equalizer and equalization signal method
09/14/2011CN102185806A Fully blind channel estimation method and system for OFDM (orthogonal frequency division multiplexing) arbitrary constellation diagram
09/14/2011CN102185805A M-BUS (Meter-Bus) driving circuit
09/14/2011CN102185804A Signal detection method applied in SSC (spread spectrum communication) system
09/14/2011CN102185803A Channel estimation method under high-speed mobile environment
09/14/2011CN102185683A Signal-to-leakage-and-noise ratio (SLNR) rule statistic-based MIMO (Multiple Input Multiple Output) multi-user downlink transmission method
09/14/2011CN102185674A Receiver for wireless communication network with extended range
09/14/2011CN102185643A Cooperative communication multi-resolution self-adapting wave beam forming method
09/14/2011CN102185630A Narrowband interference suppression method and device used in spread spectrum communication system and receiver
09/14/2011CN101562505B Multi-user dispatching method for multi-input multi-output system
09/14/2011CN101494566B Method and device for forecasting continuance on-line time of peer-to-peer body of peer-to-peer network
09/14/2011CN101471905B Multi-path channel estimation method based on all-pole model
09/14/2011CN101309239B Estimation method of signal interference ratio of forward fundamental service channel in CDMA system of FDD mode
09/14/2011CN101286758B Method and apparatus to determine delay of uplink channel
09/14/2011CN101277286B Estimation of integer carrier frequency offset of digital radio standard receiver in the world
09/14/2011CN101248635B Digital baseband process control device and method for real-time control of digital baseband
09/14/2011CN101179293B Channel estimation method, device and receiver in wireless communication system
09/14/2011CN101155221B Method and system for selecting operation template
09/14/2011CN101127745B A chancel estimation method and device
09/13/2011US8019035 Noise shaped interpolator and decimator apparatus and method
09/13/2011US8019029 Interference erasure using soft decision weighting of the Viterbi decoder input in OFDM systems
09/13/2011US8019019 DC balance compensation for AC-coupled circuits
09/13/2011US8019015 Linearization of RF power amplifiers using an adaptive subband predistorter
09/13/2011US8018252 Circuit with enhanced mode and normal mode
09/09/2011WO2011108968A1 Improved channel estimation in a wireless communication system
09/09/2011WO2011107431A1 Enhanced estimation of uplink interference coupling
09/09/2011WO2011106819A1 A method for channel equalization using a basis expansion model
09/09/2011WO2011106818A1 A method for estimating basis expansion model coefficients of an ofdm transmission channel
09/09/2011WO2011005529A3 Method and apparatus that facilitates estimating doppler spread for uplink transmissions
09/08/2011US20110219162 Adaptive-Allocation Of I/O Bandwidth Using A Configurable Interconnect Topology
09/08/2011US20110217924 Transmitting Data Between a Base Station and a Transponder
09/08/2011US20110216858 Method and device for correcting iq imbalance of baseband signals in wireless communication receiver
09/08/2011US20110216851 Robust transmit/feedback alignment
09/08/2011US20110216814 Systems and associated methods to reduce signal field symbol peak-to-average power ratio (papr)
09/08/2011US20110216808 Scattered pilot pattern and channel estimation method for mimo-ofdm systems
09/08/2011DE112006001266B4 Parametermessung von Hochgeschwindigkeits-I/O-Systemen Parameter measurement of high-speed I / O systems
09/08/2011DE102010002584A1 Passiver RFID-Transponder und RFID-Lesegerät Passive RFID tags and RFID reader
09/07/2011EP2363986A1 A method for channel equalization using a basis expansion model
09/07/2011EP2363985A1 A method for estimating basis expansion model coefficients of an OFDM transmission channel
09/07/2011EP2363973A1 Method for decoding a composite radio signal, and corresponding receiver
09/07/2011EP2363970A2 Pilots for MIMO communication systems
09/07/2011EP2363969A1 Communication system with uplink space-time coding via coordinated mobile terminals
09/07/2011CN201966902U 具有高一致性的多通道射频电路 Have a high consistency of multi-channel RF circuits
09/07/2011CN1980216B Transmitting method, receiving method, transmitting apparatus and receiving apparatus
09/07/2011CN1953433B Acoustic galvanic isolator incorporating series-connected decoupled stacked bulk acoustic resonators
09/07/2011CN1934838B Method and communication device for interference cancellation in a cellular communication system
09/07/2011CN1898924B Method and apparatus to perform channel estimation for communication system
09/07/2011CN1874313B Method of processing packet and metwork device
09/07/2011CN1853339B Apparatus for reducing interference within a communication system
09/07/2011CN1830189B Apparatus and method for multicarrier transmission/reception with transmission quality evaluation
09/07/2011CN1703033B Data transmission apparatus and a data receiving apparatus used for the same
09/07/2011CN1633790B 电磁总线耦合 Electromagnetic bus coupling
09/07/2011CN102177687A Bus driver circuit
09/07/2011CN102177664A Correlation computation circuit and method for interference noise sequence matrix
09/07/2011CN102177660A Avionic system comprising a controller and at least one peripheral that are linked by a line mutualized for power and data
09/07/2011CN102176779A Wireless multimedia sensing network video signal adaptive sampling and spectrum allocation method
09/07/2011CN102176708A Calibration of transmit and receive chains in a mimo communication system
09/07/2011CN102176707A Symbol timing corrections in a multi carrier system by usingthe channel estimation
09/07/2011CN101563921B Communication system, transmitting device, receiving device and communication method
09/07/2011CN101510858B Channel long-range forecast method based on slope correction
09/07/2011CN101399851B Multi-source scheduling method for nodes in wireless peer-to-peer network
09/07/2011CN101378372B Estimation method for channel frequency response
09/07/2011CN101371538B Estimation of length of channel impulse response
09/07/2011CN101365224B Method and apparatus reducing interference between adjacent cells
09/07/2011CN101345726B Signal channel estimation method for reducing memory space
09/07/2011CN101263697B Method and apparatus for generating a serial clock without a PLL
09/06/2011US8014730 Method of operating a communication system, a radio station, and a radio communication system
09/06/2011US8014484 Stream data recording device, stream data editing device, stream data reproducing device, stream data recording method, and stream data reproducing method
09/06/2011US8014473 Method and apparatus for detecting messages with unknown signaling characteristic
09/06/2011US8014471 Bit stream conditioning circuit having adjustable input sensitivity
09/06/2011US8014469 Pipeline architecture for multi-slot wireless link processing
09/06/2011US8014467 Transmitter pre-distortion across wide transmit power dynamic range
09/06/2011US8014442 Communicating data using wideband communications
09/06/2011US8014272 System and method for data scrambling to reduce the crest factor in an OFDM waveform
09/06/2011US8014267 Methods and apparatus for backwards compatible communication in a multiple input multiple output communication system with lower order receivers
09/06/2011US8013638 Circuit for the generation of pulse-width modulation signals, particularly for a satellite reception system
09/01/2011WO2011106748A1 Interference rejection by soft-windowing cir estimates based on per-tap quality estimates
09/01/2011WO2011105923A1 Multichannel serial viterbi decoder
09/01/2011WO2011103822A2 Digital analog predistortion processing apparatus, signal transmission system and signal transmission method
09/01/2011WO2011053997A3 Apparatus and method for joint encoding of user specific reference signal information in wireless communication
09/01/2011WO2010067971A3 Precoding method and device
09/01/2011US20110211661 Metrics Calculations Utilizing Pre-Stored Values