Patents for H04L 25 - Baseband systems (55,083)
04/2002
04/25/2002WO2002033920A1 Dc-offset compensation
04/25/2002WO2002033919A2 Method for generating soft bit information from gray coded signals
04/25/2002WO2002033918A1 Adaptive equaliser
04/25/2002WO2002033878A2 Method and device for identifying a data packet in a data stream
04/25/2002WO2002033852A2 Method for improving a channel estimate in a radiocommunications system
04/25/2002WO2002033842A2 Transformerless interface for modem
04/25/2002WO2001091507A3 PCM upstream and downstream system for universal digital loop carrier
04/25/2002WO2001076118A3 Transmission of stationary signals in quiescent mode
04/25/2002WO2001059952A3 Method and device for data transmission with optimised transmitted signals
04/25/2002US20020049045 Circuit arrangement
04/25/2002US20020048335 Phase-adjustment control method and information processing apparatus
04/25/2002US20020048333 Joint detection in OFDM systems
04/25/2002US20020048330 Method and device for identifying a data packet in a data stream
04/25/2002US20020047730 Circuit for the demodulation of the logic signal transmitted by analog channels
04/25/2002DE10058968A1 Coding and decoding data involves specifying information by time duration of signal in first or second signal states within time period
04/25/2002DE10051144A1 Procedure for improving channel estimation in radio communications system, required forming spatial covariance matrix and determining number of Eigen vectors
04/25/2002DE10050330A1 Signal strength compensation device for mobile radio receiver uses mean value of signal strength for previously received data symbols
04/25/2002DE10049774A1 Gegentaktendstufe für digitale Signale mit geregelten Ausgangspegeln Push-pull power amplifier for digital signals with regulated output levels
04/25/2002DE10048872A1 Abschnittsweise Entschachtelung Section way interleaving
04/24/2002EP1199858A2 Scrambler for Q-mode and data-mode transmission
04/24/2002EP1199857A2 Tristate driver
04/24/2002EP1199807A1 Out-of-sync detector, receiver and optical receiver
04/24/2002EP1199804A2 Phase/frequency comparator
04/24/2002EP1199799A2 Signal compensator circuit and demodulator circuit
04/24/2002EP1198938A1 Fading resistant multi-level qam receiver
04/24/2002EP1198937A1 Pulse shaping device for mobile communication systems
04/24/2002EP1198936A1 Method for adaptive estimation of channel impulse responses of a wireless telephone channel
04/24/2002EP1198935A1 Remote power system for wireless network adapter utilizing unused wire pairs in ethernet network cable
04/24/2002EP1198918A1 Clock slew control for serial communication systems
04/24/2002EP0835593B1 Code division multiple access (cdma) communication system
04/24/2002CN1346547A Approximated MMSE-based channel estimator in a mobile communication system
04/23/2002US6378107 Digital signal reproducing apparatus
04/23/2002US6377683 Low complexity frequency domain echo canceller for DMT transceivers
04/23/2002US6377666 Apparatus and method for a PHY transmitter with programmable power mode control in CMOS
04/23/2002US6377640 Means and method for a synchronous network communications system
04/23/2002US6377635 Method and apparatus for viterbi detection of generalized partial response signals using partial matched filter and matched filter metrics
04/23/2002US6377633 Apparatus and method for decoding asynchronous data
04/23/2002US6377631 Transmitter incorporating spatio-temporal processing
04/23/2002US6377584 Transmission equipment and a load-distribution transmitting method in the transmission equipment
04/23/2002US6377541 Method and apparatus for transmitting a continuous data stream in packetized form
04/23/2002US6377529 Method for providing improved equalization for the reading of marks on optical data-storage media
04/23/2002US6377095 Digital-edge-rate control LVDS driver
04/23/2002US6377076 Circuitry to support a power/area efficient method for high-frequency pre-emphasis for chip to chip signaling
04/23/2002US6377073 Structure and method for reduction of power consumption in integrated circuit logic
04/18/2002WO2002032066A2 Mode controller for signal acquisition and tracking in an ultra wideband communication system
04/18/2002WO2002032065A1 Channel estimate predicted from several previous channel estimates, for pre-equalization
04/18/2002WO2002032042A2 Improving synchronization and channel estimation with extended pilot symbols
04/18/2002WO2002032030A1 Receiving device and receiving method
04/18/2002WO2002032005A1 Method of implementing a repeater, and a transceiver unit
04/18/2002WO2002031998A2 Wavelet receiver with removal of dc offset
04/18/2002WO2002031992A2 Signal strength compensation for mobile radio channels that considerably vary with time
04/18/2002WO2002031979A1 Digitally controlled impedance for i/o of an integrated circuit device
04/18/2002WO2001097477A3 Method for specifying pulse characteristics
04/18/2002WO2001093445A3 System and method for baseband removal of narrowband interference in ultra wideband signals
04/18/2002WO2001082541A3 Signal generating method and apparatus using sequential memory banks
04/18/2002WO2001065702A3 A modulation scheme for fdd/tdd transceivers
04/18/2002WO2001058027A3 Pilot symbol assisted modulation and demodulation in wireless communication systems
04/18/2002US20020046011 Blind system identification method
04/18/2002US20020044618 High-speed serial data transceiver and related methods
04/18/2002US20020044617 Timing recovery and phase tracking system and method
04/18/2002US20020044614 Methods and systems for reducing interference using co-channel interference mapping
04/18/2002US20020044598 Data communication system with adaptive precoding
04/18/2002US20020044593 Adaptive channel estimation using continuous pilot signal based on doppler period
04/18/2002US20020044548 Coupling multiple low data rate lines to effect high data rate communication
04/18/2002US20020044539 Centroid tracking for spread-spectrum communications
04/18/2002US20020044325 Out-of-sync detector, receiver and optical receiver
04/18/2002US20020044147 Bi-directional data transfer using two pair of differential lines as a single additional differential pair
04/18/2002US20020044075 Wireless digital data-transmission path
04/18/2002US20020044013 Signal compensator circuit and demodulator circuit
04/18/2002US20020044009 Self-bias adjustment circuit
04/18/2002US20020043967 High-voltage interface
04/18/2002DE10043730C1 Verfahren und Vorrichtung zur zeitlichen Korrektur eines Datensignals Method and apparatus for time correction of a data signal
04/18/2002DE10036889C1 Determining offset occurring in differential transmission signal section of radio device, by commutatively connecting outputs to differential receiver signals sections
04/17/2002EP1198099A2 GMSK modulator, using direct digital synthesis
04/17/2002EP1197049A1 A method and apparatus for performing dc-offset compensation in a radio receiver
04/17/2002EP1197048A1 Radio communication device comprising a power extraction unit
04/17/2002EP1197028A1 Integrated modem and line-isolation circuitry and associated method
04/17/2002EP1197026A1 Method and apparatus for channel estimation with transmit diversity
04/17/2002EP1196854A1 Method and apparatus for generating a control signal bitstream
04/17/2002EP1157498A4 Digital modem echo canceler enhancement
04/17/2002EP1135931A4 Entertainment and computer coaxial network and method of distributing signals therethrough
04/17/2002EP0858695B1 Apparatus and method for digital data transmission
04/17/2002CN2487163Y Ether net long line driver
04/17/2002CN1345136A Phase estimating method for diversity system arial of wide-band CDMA closed-loop transmitter arial
04/17/2002CN1345133A Channelling-improved cellular/satellite communication system
04/17/2002CN1345130A Channelling-improved cellular/satellite communication system
04/17/2002CN1345129A Channeling-improved cellular/satellite communication system
04/17/2002CN1345124A Channel estimation sequence and method for estimating transmission channel using such channel estimation sequence
04/17/2002CN1083196C Digital transmission system comprising receiver which includes carrier recovery circuit
04/17/2002CN1083195C Termination network and control circuit
04/17/2002CN1083179C Method and apparatus for interfacing between twisted pair and intelligent cell
04/16/2002US6374388 Equivalent time capture scheme for bit patterns within high data rate signals
04/16/2002US6374374 Error processing circuit for a receiving location of a data transmission system
04/16/2002US6374361 Skew-insensitive low voltage differential receiver
04/16/2002US6374035 Signal processing device
04/16/2002US6373910 Rapid acquisition dispersive channel receiver integrated circuit
04/16/2002US6373909 Communications terminal having a receiver and method for removing known interferers from a digitized intermediate frequency signal
04/16/2002US6373906 Method and apparatus for Viterbi detection of generalized partial response signals including two-way add/compare/select for improved channel speed
04/16/2002US6373900 Multi-pair transceiver decoder system with low computation slicer
04/16/2002US6373888 Estimated channel with variable number of taps