Patents for H04L 25 - Baseband systems (55,083)
05/2011
05/04/2011CN102045098A Power control based fast convergence adaptive method in internet connection sharing (ICS) repeater
05/04/2011CN101425987B Channel estimation method and apparatus
05/04/2011CN101399792B Peak clipping device for reducing peak-average-ratio of transmission signal and method therefor
05/04/2011CN101399676B Power saving via variable listen intervals in a wlan
05/04/2011CN101350816B Meteor-bursting communication protocol processor base on SNR estimation
05/04/2011CN101321149B Training sequence generation module and method
05/04/2011CN101207437B Method and apparatus for signal processing based on automatic frequency control
05/04/2011CN101127532B Restraint method and system for mutual interference of orthogonal frequency division multiplexing communication carrier frequency
05/04/2011CN101110848B Method for detecting channel trouble
05/04/2011CN101002419B Apparatus for and method of controlling sampling frequency and sampling phase of a sampling device
05/03/2011US7937516 Integrated circuit with LIN-protocol transmission
05/03/2011US7936851 Channel equalization
05/03/2011US7936840 Demodulator for a multi-pair gigabit transceiver
05/03/2011US7936811 Modulation apparatus, modulation method, and demodulation apparatus
05/03/2011US7936792 Method and circuit for asynchronous transmission
05/03/2011US7936728 System and method for maintaining timing of synchronization messages over a reverse link of a CDMA wireless communication system
05/03/2011US7936712 Signal processing apparatus, signal processing method, and program
05/03/2011US7936662 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system
04/2011
04/28/2011WO2011050339A1 Systems and methods for providing atc overlay protocols
04/28/2011WO2011049693A2 Single-ended signaling with parallel transmit and return current flow
04/28/2011WO2011049014A1 Parity control system and method, and communication system and method
04/28/2011WO2011048548A2 Method for post detection improvement in mimo
04/28/2011WO2011047855A1 Circuit arrangement for galvanic isolation
04/28/2011WO2011047713A1 Controllable filter to diagonalize a transmission channel
04/28/2011WO2011037934A9 Interference cancellation for wireless communications
04/28/2011WO2011028982A3 Symbol estimation methods and apparatuses
04/28/2011WO2011028978A3 Multi-stage interference suppression
04/28/2011WO2011028646A3 Generalized decision feedback equalizer precoder with receiver beamforming for matrix calculations in multi-user multiple-input multiple-output wireless transmission systems
04/28/2011WO2011021143A3 A method and apparatus for an improved wireless communication receiver
04/28/2011US20110096876 Method and device for detecting a phase error of a signal
04/28/2011US20110096870 Method and apparatus for vectored data transmission
04/28/2011US20110096824 Multi-pair gigabit ethernet transceiver having a single-state decision feedback equalizer
04/28/2011US20110096751 Soft handoff for ofdm
04/28/2011DE112004001329B4 Verfahren zum Neutrainieren des Takts für Empfänger A method of retraining the clock for receiver
04/28/2011DE10262239B4 Digitales Signalübertragungsverfahren A digital signal transmission method
04/28/2011DE102010042156A1 Übertragungsvorrichtung für eine differentielle Kommunikation Transmission apparatus for differential communication
04/28/2011DE102009009565B4 Empfängerschaltung, Verwendung und Verfahren zum Empfang für ein codiertes und moduliertes Funksignal Receiver circuit, use and method for receiving a coded and modulated radio signal
04/28/2011DE102008006671B4 Asynchrone Datenübertragung Asynchronous data transmission
04/28/2011DE102006048846B4 Eichschaltung und dieselbe enthaltende Halbleitervorrichtung Calibration circuit and containing the same semiconductor device
04/28/2011DE10164779B4 Empfänger, Hybridschaltung, Ansteuerschaltung und Signalübertragungssystem zur bidirektionalen Signalübertragung zum gleichzeitigen Ausführen einer derartigen Signalübertragung in beiden Richtungen Receiver, Hybrid circuit, drive circuit and signal transmission system for bi-directional signal transfer for simultaneously performing such signal transmission in both directions
04/28/2011DE10129327B4 Verfahren zum Übertragen eines analogen Datenstroms unter Vermeidung von Nebenminima und Schaltungsanordnung A method for transmitting an analog data stream while avoiding secondary minima and circuitry
04/27/2011EP2315404A1 Process for decoding ALAMOUTI block code in an OFDM system, and receiver for the same
04/27/2011EP2315403A1 Apparatus and method for random access channel transmission in wireless communication system
04/27/2011EP2315402A1 Automatic de-emphasis setting for driving capacitive backplane
04/27/2011EP2315401A1 I/o signal controller and i/o signal control system employing i/o signal controller
04/27/2011EP2315357A2 Multi-stage code generator and decoder for communication systems
04/27/2011EP2315356A1 Multi-stage code generator and decoder for communication systems
04/27/2011EP2315346A1 Circuit arrangement for galvanic separation
04/27/2011EP2314033A2 Improving power efficiency of a line driver
04/27/2011EP1525727B1 Method and apparatus for decision feedback equalization
04/27/2011CN201813397U Wireless data communication module
04/27/2011CN1947370B Method and device for transmitting a signal in a multi-antenna system, and method for estimating the corresponding transmission channels
04/27/2011CN1864347B Apparatus and method of multiple antenna transmitter beamforming of high data rate wideband packetized wireless communication signals
04/27/2011CN102037694A Compression of baseband signals in base transceiver systems
04/27/2011CN102037693A Methods and apparatus for adapting channel estimation in a communication system
04/27/2011CN102037665A Estimation of data-to-pilot ratio in a wireless communication system
04/27/2011CN102036402A Layer mapping method and network equipment based on demodulating pilot frequency
04/27/2011CN102036362A Method and device for acquiring multi-frame synchronization
04/27/2011CN102035825A Adaptive QOS (quality of service) multimedia transmission method applicable to set top box
04/27/2011CN102035787A Band sequencing Turbo enhancement method for multiple-input multiple-output-orthogonal frequency division multiplexing (MIMO-OFDM) wireless communication receiver
04/27/2011CN102035784A Method and apparatus for interference mitigation in a baseband OFDM receiver
04/27/2011CN102035782A Mapping method and device for demodulation reference symbol in expansion of cyclic prefix
04/27/2011CN102035779A Demodulation module, signal analysis device and signal analysis method
04/27/2011CN102035777A Processing method and system and configuration method for demodulation pilot frequency, base station and user equipment
04/27/2011CN102035771A Method and device for eliminating direct current offset
04/27/2011CN102035770A Method for estimating channel by means of correlation
04/27/2011CN102035769A Phase shift keying signal blind detection method based on plural discrete full-feedback neural network
04/27/2011CN102035768A Method and device for measuring carrier to interference and noise ratio
04/27/2011CN102035767A Channel estimation method and device
04/27/2011CN102035766A Maximum Doppler frequency shift estimation method and device
04/27/2011CN102035765A MMSE (Minimum Mean Squared Error) channel estimation method based on maximum time delay real time estimation
04/27/2011CN102035764A Channel estimation device and channel estimation method of nonideal synchronous single-carrier frequency division multiple access system
04/27/2011CN102035625A Method for optimizing precoder of communication system, base station and terminal
04/27/2011CN102035605A Method and device for noise estimation in long-term evolution system
04/27/2011CN102035569A Channel estimation for interference cancellation
04/27/2011CN102035568A Method and device for eliminating interference in mobile communication system
04/27/2011CN101588590B Method and device for estimating channel quality of uplink data channels
04/27/2011CN101478512B Data precoding method for MIMO wireless communication system
04/27/2011CN101404564B Soft demodulation method for 8PSK Gray mapping
04/27/2011CN101399641B Linear dispersed code collaboration method under asynchronous condition
04/27/2011CN101309241B All-pass time reversal ultra-wideband wireless communication method and system
04/27/2011CN101242390B Carrier frequency deviation estimation algorithm based on known sequence interference self-association
04/27/2011CN101179318B Optimized channel training based multi-user MIMO system transmission method
04/27/2011CN101174915B Ethernet transmission apparatus and Ethernet signal transmission method
04/27/2011CN101160889B Method of determining the location of the fft window and the delay spread for the platinum broadcast channel estimator
04/27/2011CN101087281B A measurement method and device of orthogonal range modulation N/S ratio and N/R ratio
04/26/2011US7934112 Rate verification of an incoming serial alignment sequence
04/26/2011US7933564 Method for the multi-antenna transmission of a linearly-precoded signal, corresponding devices, signal and reception method
04/26/2011US7933549 Method and architecture for wireless communication networks using cooperative relaying
04/26/2011US7933372 Successive interference cancellation based on the number of retransmissions
04/26/2011US7933362 Multilevel QAM symbol timing detector and multilevel QAM communication signal receiver
04/26/2011US7933342 Multipath equalization for MIMO multiuser systems
04/26/2011US7933341 System and method for high speed communications using digital signal processing
04/26/2011US7933318 Carrier re-activation in case of signal to noise ratio improvement
04/26/2011US7933298 Methods and systems for aggregating ethernet communications
04/26/2011US7932958 Integrated analog video receiver
04/26/2011CA2509045C Dynamic bandwidth allocation circuit, dynamic bandwidth allocation method, optical network unit, pon system, and dynamic bandwidth allocation program and recording medium
04/26/2011CA2302391C A method of and apparatus for transmitting data in a multiple carrier system
04/21/2011WO2011047159A1 High speed intra-pair de-skew circuit
04/21/2011WO2011045830A1 Multi-value driver circuit and single-end output driver circuit using this, differential output driver circuit and test device