Patents for H04L 25 - Baseband systems (55,083)
09/2011
09/28/2011CN102202019A Forward multi-path detection device and method in wireless communication receiving system
09/28/2011CN102202018A Channel estimation method based on support vector machine (SVM)
09/28/2011CN102201960A Baud rate adaptive method based on sequencing pulse width differential
09/28/2011CN102201895A Multi-input and multi-outlet demodulating method and device
09/28/2011CN102201894A Iterative timing synchronization circuit and method for interleave-division multiple-access system
09/28/2011CN102201878A Method and apparatus for separating influences of signal source and analyzer on vector modulation error
09/28/2011CN102201847A Reception device
09/28/2011CN102201834A Method, device, searcher and system for performing multi-path searching in frequency domain
09/28/2011CN102201824A Combined digital down conversion and frequency offset correction circuit and realization method thereof
09/28/2011CN101599939B Method and device for estimating reference signal received power of orthogonal frequency division multiplexing system
09/28/2011CN101471906B Novel continuous time suitable equalization device architecture
09/28/2011CN101447957B Channel estimation method and communication equipment
09/28/2011CN101447785B Differential drive circuit and communication device
09/28/2011CN101304404B Method for forming broadband time-domain digital beam
09/28/2011CN101150819B An automatic multi-mode mobile communication terminal and its automatic frequency control method
09/28/2011CN101047416B Data transmission system and method
09/27/2011US8028224 Method and system for providing short block length low density parity check (LDPC) codes
09/27/2011US8027417 Interference-weighted communication signal processing systems and methods
09/27/2011US8027410 Digital signal processing based de-serializer
09/27/2011US8027406 Transmitter
09/27/2011US8027405 Data communication using constant total current
09/27/2011US8027399 Pilot transmission and channel estimation for an OFDM system with excess delay spread
09/27/2011US8027398 Method for solving high PAPR problem of MCM communication system using unitary transform
09/27/2011US8027394 Reducing data stream jitter during deinterleaving
09/27/2011US8027388 Methods and systems for adaptive communication
09/27/2011CA2436413C Class network routing
09/22/2011WO2011115759A1 Efficient entry into and recovery from a power save mode for a differential transmitter and receiver
09/22/2011WO2011115545A1 Method and device for transmission of signals in a gsm system
09/22/2011WO2011114891A1 Digital receiver and optical communication system that uses same
09/22/2011WO2011113609A1 Low complexity mmse equalization process and equalizer for doing the same
09/22/2011WO2011012614A3 Encoding and decoding of information
09/22/2011US20110228879 Method and Device for Transmission of Signals in a GSM System
09/22/2011US20110228821 Adaptive equalizing repeater with output control
09/21/2011EP2367330A1 High-speed signaling systems with adaptable pre-emphasis and equalization
09/21/2011EP2367329A1 Improved channel estimation in a wireless communication system
09/21/2011EP2367303A1 Multirate burst mode receiver
09/21/2011EP1582042B1 Pilot transmission schemes for wireless multi-carrier communication systems
09/21/2011EP1556985B1 Pilots for mimo communication systems
09/21/2011CN1998133B Apparatus and method of controlling sampling frequency of a sampling device
09/21/2011CN1980079B Method and apparatus for estimating frequency offset in mobile communications system
09/21/2011CN1757213B Multicarrier transmission using a plurality of symbol lengths
09/21/2011CN102197622A Data reception wih interference cancellation in a relay communication network
09/21/2011CN102197602A Signal transmission device
09/21/2011CN102196536A Method for realizing signal scanning and analysis by utilizing base station
09/21/2011CN102196486A Reference signal received power measurement method and device for orthogonal frequency-division multiplexing system
09/21/2011CN102195924A Method and system for tracking time varying channel and communication network
09/21/2011CN102195920A Method for impulse noise mitigation
09/21/2011CN102195919A Apparatus for impulse noise mitigation
09/21/2011CN102195918A Method and device for eliminating spectrum inversion, and receiver
09/21/2011CN102195917A Method and device for sharing site and determining site cell identifier during cooperative communication
09/21/2011CN102195914A IQ imbalance correction method in a wireless communication device
09/21/2011CN102195912A Digital pre-distortion processing equipment and method
09/21/2011CN102195911A DC offset cancellation in direct conversion receivers
09/21/2011CN102195910A Nonlinear distortion compensation device and nonlinear distortion compensation method
09/21/2011CN102195909A Adaptive equalizing repeater with output muting control
09/21/2011CN102195908A Methods and apparatuses for interference cancellation with frequency error compensation for equalizer adaptation
09/21/2011CN102195907A Apparatus for generating frequency signal
09/21/2011CN102195906A Pilot signal designing method and system for orthogonal frequency division multiplexing (OFDM) system
09/21/2011CN102195905A Frequency deviation estimating method and device
09/21/2011CN102195904A Processing method and equipment for common-frequency channel estimation algorithm
09/21/2011CN102195903A Signal denoising method and amplifier
09/21/2011CN102195760A Wireless communication system, base station, terminal and method for generating codebook
09/21/2011CN102195756A Method and device for calibrating time division duplex MIMO (Multiple Input Multiple Output) system
09/21/2011CN102195742A Configuration method of physical downlink control channel, network equipment and terminal
09/21/2011CN102195724A Channel estimation method for Zigbee in indoor environment
09/21/2011CN102195705A Downlink baseband data transmitting method and base station
09/21/2011CN102195672A OFDM (Orthogonal Frequency Division Multiplexing) system inter-cell interference elimination method based on IDMA (Interleave-Division Mutiple-Access)
09/21/2011CN102195671A Same-frequency and multi-cell united detection method and detecting system
09/21/2011CN102195670A Same-frequency and multi-cell detection method and device
09/21/2011CN101616120B Method and system for evaluating signal-to-noise ratio of subcarrier
09/21/2011CN101599930B High-speed parallel equalizer and equalizing method thereof
09/21/2011CN101547174B Method for phase and symbol synchronization, channel estimation and frequency domain equalization of SC-FDE system
09/21/2011CN101371234B Data bus interface with interruptible clock
09/21/2011CN101340620B Transmitting and receiving method and apparatus for group sending service in radio communication system
09/21/2011CN101322367B Orthogonal frequency division multiplexing signal receiving method in a multi-antenna mode and device thereof
09/21/2011CN101262265B A delay diversity transmission and receiving method for time division duplex wireless communication system
09/21/2011CN101252562B New OFDM system synchronization combining method
09/21/2011CN101141427B Method and device for performing demodulation to digital signal using synchronous clock signal
09/21/2011CN101138213B Transmitter, receiver and communication system
09/21/2011CN101091341B Wireless receiving apparatus, wireless transmitting apparatus, and interference signal removing method
09/20/2011US8024558 Method and system for providing synchronous running encoding and encryption
09/20/2011US8023938 Co-sequence interference detection and treatment
09/20/2011US8023588 Adaptive predistortion of non-linear amplifiers with burst data
09/20/2011US8023584 Selectable-tap equalizer
09/20/2011US8023572 Communication interface employing a differential circuit and method of use
09/20/2011US8023555 Repeater circuit
09/20/2011US8023488 Communication method, and transmitting apparatus and receiving apparatus using that communication method
09/20/2011US8023399 Channel estimation in a wireless communication system
09/20/2011CA2562058C Apparatus and method for channel estimation in an orthogonal frequency division multiplexing cellular communication system using multiple transmit antennas
09/15/2011WO2011112141A1 Method and apparatus for efficient soft modulation for gray-mapped qam symbols
09/15/2011WO2011112128A1 Method and apparatus for estimating a doppler frequency
09/15/2011WO2011112127A1 Fast channel probing
09/15/2011WO2011110983A1 Network infrastructure for mobile machines which can be used in areas at risk of explosion
09/15/2011WO2011110129A2 Channel estimation method and apparatus
09/15/2011WO2011073184A3 Current boost circuit for a digital bus line
09/15/2011WO2011053970A3 Channel status reporting
09/15/2011WO2011009593A3 Method and apparatus for vectored data transmission
09/15/2011US20110222633 High dynamic range radio architecture with enhanced image rejection
09/15/2011US20110222630 Communication device and power correction method
09/15/2011US20110222622 Bit-stuffing method for crosstalk avoidance in high-speed buses