Patents for H04L 25 - Baseband systems (55,083)
03/2006
03/29/2006CN1248515C Self adapting equalizer and method
03/29/2006CN1248474C Receiving system for OFDM
03/29/2006CN1248472C Apparatus and method for intersymbol interference compensation in spread spectrum communications
03/29/2006CN1248426C Cable interface for data and power supply
03/29/2006CN1248420C Method for differentiating mobile transmitter in multichannel access linear FM communication system
03/28/2006US7020851 Universal serial bus circuit and data structure
03/28/2006US7020792 Method and apparatus for time domain equalization
03/28/2006US7020459 Receiver
03/28/2006US7020215 Method and apparatus for reducing transmitter peak power requirements using dual matrices
03/28/2006US7020209 Data transmission method, data transmission system, transmitter and receiver
03/28/2006US7020189 Method and apparatus for implementing digital filters in the data path of a PCM modem for efficient transition of a second analog-to-digital conversion process
03/28/2006US7020165 Apparatus and method for trellis encoding data for transmission in digital data transmission systems
03/28/2006US7020154 Information processing system
03/28/2006US7020111 System for using rapid acquisition spreading codes for spread-spectrum communications
03/28/2006US7020101 Method of implementing a repeater, and a transceiver unit
03/28/2006US7020094 Method and system for transmitting at least one client signal within a server signal
03/28/2006US7020070 Selectively controlled modulation distortion of an IQ-baseband signal
03/28/2006US7019555 Circuit for performing on-die termination operation in semiconductor memory device and its method
03/28/2006US7019554 Methods and apparatus for active termination of high-frequency signals
03/23/2006WO2006032005A2 Method and composition for preventing or treating diarrhea
03/23/2006WO2006031506A1 Calibration in mimo systems
03/23/2006WO2006030911A1 Partial response transmission system
03/23/2006WO2006030314A1 Iterative and turbo-based method and apparatus for equalization of spread-spectrum downlink channels
03/23/2006WO2006029546A2 Method and device for decoding a signal of a multiple input/multiple output system
03/23/2006US20060064258 Jitter measurement device and jitter measurement method
03/23/2006US20060063546 Method of increasing the data transmission rate in a mobile radio system
03/23/2006US20060062330 Modulation method using hard decision for quadrature amplitude modualtion and an apparatus thereof
03/23/2006US20060062326 Maximizing data rate by adjusting codes and code rates in CDMA system
03/23/2006US20060062325 Digital algorithm for on-line ACPR optimization in polar RF transmitters
03/23/2006US20060062324 Distortion compensation quadrature modulator and radio transmitter
03/23/2006US20060062313 Circuit and method for reducing noise interference in digital differential input receivers
03/23/2006US20060062290 Non-iterative time-domain equalizer
03/23/2006US20060062284 Estimation method of flat fading channel in cdma communication system and apparatus for the same
03/23/2006US20060061405 Method and apparatus for receiving high speed signals with low latency
03/23/2006US20060061395 Semiconductor integrated circuit
03/23/2006DE10301694B4 Verfahren zur Ermittlung einer fehlerhaften Abtastung eines digitalen Datensignals Method for determining a faulty scanning of a digital data signal
03/23/2006DE10201890B4 Schaltung und Verfahren zur Kompensation eines Hochfrequenzsignalverlustes auf einer Übertragungsleitung Circuit and method for compensating a high-frequency signal loss on a transmission line
03/23/2006DE102004044815A1 Datenverarbeitungsvorrichtung mit Taktrückgewinnung aus unterschiedlichen Quellen Data processing device with clock recovery from different sources
03/23/2006DE102004043053A1 Anordnung zur Signalübertragung Arrangement for signal transmission
03/23/2006CA2581020A1 Method and composition for preventing or treating diarrhea
03/22/2006EP1638243A2 Processing device with clock recovery from different sources
03/22/2006EP1636959A1 A modulation method using hard decision for quadrature amplitude modulation and an apparatus thereof
03/22/2006EP1636958A1 Communication apparatus and communication method for a digital wavelet multicarrier transmission system
03/22/2006EP1636957A1 Receiver for multi-carrier communication system
03/22/2006EP1636954A1 Receiver for a multi-carrier communication system
03/22/2006EP1636900A2 Reduced complexity sliding window based equalizer
03/22/2006EP1552641A4 Optimum interpolator method and apparatus for digital timing adjustment
03/22/2006EP1540849A4 Extended algorithm data estimator
03/22/2006EP1415428B1 Channel estimation in a multi carrier transmit diversity system
03/22/2006EP1410216A4 Managing coherence via put/get windows
03/22/2006EP1153489A4 Constellation design for a pcm modem
03/22/2006EP1142208B1 Method and device for transmission signal control
03/22/2006CN1751487A Communication receiver with an adaptive equalizer length
03/22/2006CN1751486A Communication receiver with an adaptive equalizer that uses channel estimation
03/22/2006CN1751485A Communication receiver with an adaptive equalizer
03/22/2006CN1751484A Channel calibration for a time division duplexed communication system
03/22/2006CN1751452A Communication receiver with a rake-based adaptive equalizer
03/22/2006CN1751350A Data recording method and device, data recording medium, data reproduction method and device, data transmission method and device, and data reception method and device
03/22/2006CN1751299A Arrangement for compensation of ground offset in a data bus system
03/22/2006CN1750526A Digital signal transfer device
03/22/2006CN1750523A Method for estimating channel quality of continuous phase modulation self adaptive frequency-hopping system
03/22/2006CN1750522A Method for signal dark sending and channel tracking for MIMO system training
03/22/2006CN1750521A Method for optimim selecting 802.11 transmission speed and packet length by estimating signal-to-noise ratio
03/22/2006CN1750429A Doppler shift estimating method for orthogonal frequency division multiplex mobile communication system
03/22/2006CN1750418A Timed trackinga nd trapping method
03/22/2006CN1750156A method for regulating digital filter and relative device
03/22/2006CN1246986C Detection of code vectors in single frequency, multiple transmitter networks
03/22/2006CN1246973C Rceiver with direct conversion between time division in-phase channel and orthogonal channel and method thereof
03/21/2006US7017103 Device and method for Viterbi equalization with metric increments calculated in advance
03/21/2006US7017087 Enhanced loopback testing of serial devices
03/21/2006US7017069 PWM control circuit, microcomputer and electronic equipment
03/21/2006US7016449 Timing recovery and frequency tracking system and method
03/21/2006US7016440 Iterative MMSE equalization-decoder soft information exchange decoding method and device
03/21/2006US7016433 Method and system for compensating for phase variations intermittently introduced into communication signals by enabling or disabling an amplifier
03/21/2006US7016431 Transmitter for transmitting signals over radio channels and method for transmitting signals over radio channels
03/21/2006US7016428 Methods of efficient implementation of trellis based spectral shaping with lookahead
03/21/2006US7016423 Driver circuit and data communication device
03/21/2006US7016406 Adaptation structure and methods for analog continuous time equalizers
03/21/2006US7016405 Signal circulation for adaptive signal equalization in digital communication systems
03/21/2006US7016403 Apparatus and method for determining the quality of a digital signal
03/21/2006US7016298 Signal transmission/reception system of orthogonal frequency division multiplexing
03/21/2006US7015724 Device for processing an optical signal
03/21/2006US7015717 Signal transmitting device suited to fast signal transmission
03/16/2006WO2006027611A1 Metrics calculations utilising pre-stored values
03/16/2006WO2006027607A2 Refinement of channel response
03/16/2006WO2006027604A1 Frequency error correction by using remodulation
03/16/2006WO2006027566A1 Dc offset cancellation for the reception of ofdm transmissions
03/16/2006WO2006027543A1 High data rate demodulation system
03/16/2006WO2006027539A1 Decoding of multilevel gmsk signals
03/16/2006WO2006027538A1 High data rate demodulation system
03/16/2006WO2005122454A3 Receiver with feedback to transmitter in a mimo system
03/16/2006WO2005117382A3 Multi-channel pulse modulator system
03/16/2006US20060059507 Method for storing and transmitting data generated by security module
03/16/2006US20060059276 Integrated circuit
03/16/2006US20060058061 Transmitting apparatus receiving apparatus radio communication method and radio communication system
03/16/2006US20060056551 Receiver device and communication system
03/16/2006US20060056549 Methods and apparatus for canceling co-channel interference in a receiving system using spatio-temporal whitening
03/16/2006US20060056536 Delay locked loop circuit, digital predistortion type transmitter using same, and wireless base station
03/16/2006US20060056535 Method for dividing the bit rate of qpsk signals into two or several subchannels
03/16/2006US20060056522 Multiline transmission in communication systems