Patents for H04L 25 - Baseband systems (55,083)
02/2005
02/03/2005US20050026581 Differential signal squelch detection circuit and method
02/03/2005US20050025307 Configurable communications modules and methods of making the same
02/03/2005US20050025272 Method and apparatus for equalization of a signal which is transmitted via a user channel using the DF method, and taking into account an interference channel
02/03/2005US20050025267 Reduced complexity sliding window based equalizer
02/03/2005US20050025255 DC offset cancellation
02/03/2005US20050025252 Signaling with multiple clocks
02/03/2005US20050025230 Decision feedback equalizers with constrained feedback taps for reduced error propagation
02/03/2005US20050025229 Method and apparatus for channel equalization
02/03/2005US20050025228 Receiver based decision feedback equalization circuitry and techniques
02/03/2005US20050025076 Scaling and quantizing soft-decision metrics for decoding
02/03/2005US20050025041 DC offset estimation and compensation in OFDM radio receivers by weighted averaging over a section of the training sequence
02/03/2005US20050024253 Duobinary-to-binary signal converter
02/03/2005US20050024117 Phase interpolator circuitry for reducing clock skew
02/03/2005US20050024109 Skew delay compensator
02/03/2005US20050024084 Semiconductor integrated circuit and signal sending/receiving system
02/03/2005CA2781639A1 Method and system for communication in a multiple access network
02/03/2005CA2533443A1 Method and system for communication in a multiple access network
02/02/2005EP1503554A1 Method for prefiltering a training sequence in a radio communications system
02/02/2005EP1503501A1 Duobinary to binary decoder
02/02/2005EP1503257A2 Radio-controlled timepiece
02/02/2005EP1502401A1 High bandwidth data transport system
02/02/2005EP1502375A2 Interference-free lms-based adaptive asynchronous receiver
02/02/2005EP1502360A1 Burst-mode combining of reverse path radio frequency signals
02/02/2005EP1502358A2 A serial to parallel and parallel to serial data transceiver
02/02/2005EP1338111B1 Selection of channel model based on the received training sequence
02/02/2005EP1114530B1 Data rate detection device and method for a mobile communication system
02/02/2005EP1080462B1 System and method for entropy encoding quantized transform coefficients of a signal
02/02/2005CN2676518Y Office end switching device for DSL main and backup line
02/02/2005CN2676517Y Subscriber end switching device for DSL main and backup line
02/02/2005CN1575566A Method and system for DSL power saving
02/02/2005CN1575549A System and method performing quadrature amplitude modulation by combining co-sets and strongly coded co-set identifiers
02/02/2005CN1575448A Generating and implementing a communication protocol and interface for high data rate signal transfer
02/02/2005CN1574824A TDS-OFDM receiving device for equalizing channel
02/02/2005CN1574804A Transmission/reception system and a transmission/reception signal processing method therefor
02/02/2005CN1574801A Two-wire data communication
02/02/2005CN1574800A Differential signal receiving device and differential signal transmission system
02/02/2005CN1574781A Data reception method, apparatus using same, and data transmission system
02/02/2005CN1574716A TD-SCDMA channel estimation method
02/02/2005CN1574678A Method and apparatus for equalization of a signal which is transmitted via a user channel using the df method, and taking into account an interference channel
02/02/2005CN1574672A Data transfer apparatus for low voltage differential signaling
02/02/2005CN1574655A UWB wireless transmitter and receiver using UWB FM signals and method thereof
02/02/2005CN1574654A Hardware apparatus for conditioning pilot symbols for channel estimation using adaptive low-pass filtering
02/02/2005CN1574633A Transmitter circuit, transmission circuit and driver unit
02/02/2005CN1187943C Reformatting of variable rate data for fixed rate communication
02/02/2005CN1187941C Baseband data slicing method and apparatus
02/02/2005CN1187940C Method for defining impulse function and equipment using same method
02/02/2005CN1187939C Improved channel equalization for mobile radio receivers
02/02/2005CN1187930C Analog modem and method for sampling phase adjustment
02/02/2005CN1187919C Orthogonal frequency-division multiplexing communication apparatus and propagation path estimating method
02/02/2005CN1187828C Semiconductor device capable of preventing generating multiple reflections, and driving and setting method
02/01/2005US6850733 Method for conveying application data with carrierless ultra wideband wireless signals
02/01/2005US6850709 Apparatus and method for improved connectivity in wireless optical communication systems
02/01/2005US6850663 Equipments including transponder for optical fiber transmission
02/01/2005US6850581 Timing circuit
02/01/2005US6850573 Coding apparatus and method, decoding apparatus and method, and recording medium
02/01/2005US6850563 Data slicer for combined trellis decoding and equalization
02/01/2005US6850562 Digital equalizing method and radio communication receiver implementing said method
02/01/2005US6850561 Predictable updating of a baud divisor of an asynchronous serial port during data reception
02/01/2005US6850505 Method and apparatus for Doppler frequency estimation
02/01/2005US6850493 Off-line broadband network interface
02/01/2005US6850481 Channels estimation for multiple input—multiple output, orthogonal frequency division multiplexing (OFDM) system
02/01/2005US6850091 Bi-directional impedance matching circuit
02/01/2005CA2097861C Adaptive maximum likelihood demodulator
01/2005
01/27/2005WO2005009057A2 High performance wireless receiver with cluster multipath interference suppression circuit
01/27/2005WO2005008988A1 Method and apparatus for receiving digital multicarrier signals using a wavelet transform
01/27/2005WO2005008912A1 Alien crosstalk suppression with enhanced patch cord
01/27/2005WO2005008898A1 MULTIPLEXING AN ADDITIONAL BIT STREAM WITH A PRIMARY BIT STREAM WITH CONVERSION BETWEEN qB/rB AND xB/yB ENCODED BIT STREAMS
01/27/2005US20050022100 Retraining derived clock receivers
01/27/2005US20050022077 Optimization of the decision threshold for binary signals
01/27/2005US20050020237 Method and apparatus for transmitting signals in a multi-antenna mobile communications system that compensates for channel variations
01/27/2005US20050019042 Method and apparatus for electronic equalization in optical communication systems
01/27/2005US20050018794 High speed, low-cost process for the demodulation and detection in EDGE wireless cellular systems
01/27/2005US20050018789 Fast space-time decoding using soft demapping with table look-up
01/27/2005US20050018786 Interleaved trellis coded modulation and decoding
01/27/2005US20050018784 Communication network system, and transmission/reception apparatus, method and integrated circuit for use therein
01/27/2005US20050018779 Receivers for cycle encoded signals
01/27/2005US20050018778 High-speed serial linking device with de-emphasis function and the method thereof
01/27/2005US20050018777 Method and apparatus for reducing noise in an unbalanced channel using common mode component
01/27/2005US20050018776 Bit-detection arrangement and apparatus for reproducing information
01/27/2005US20050018765 Decision feedback equalization with fractionally-spaced feedback data
01/27/2005US20050018763 Method for echo cancellation in a DMT modem apparatus, DMT modem apparatus and computer program product thereof
01/27/2005US20050018760 Source synchronous I/O bus retimer
01/27/2005US20050018754 Pilot signals for synchronization and/or channel estimation
01/27/2005US20050018641 Method and equipment for regulating dynamically an average area of a channel estimation
01/27/2005US20050018639 Wireless data transmission between base station and transponder with encoding/decoding parameter adjusted dependent on header symbol duration
01/27/2005US20050018614 Data-rate detection in cdma systems
01/27/2005US20050018598 Apparatus and method for improved performance in MC-CDMA radio telecommunication systems that use pulse-shaping filters
01/27/2005US20050017783 Interface circuit and signal clamping circuit using level-down shifter
01/27/2005US20050017762 Line driver for transmitting data
01/27/2005US20050017756 Dynamic control of physical layer quality on a serial bus
01/27/2005DE10216605B4 Verfahren und Vorrichtung zur Übertragung eines digitalen Datenwortes Method and apparatus for transmitting a digital data word
01/27/2005CA2532262A1 High performance wireless receiver with cluster multipath interference suppression circuit
01/26/2005EP1501250A2 Method of wireless communication between a base station and a transponder
01/26/2005EP1501234A1 Method and device to determine the dominant type of distortion
01/26/2005EP1501230A2 Hybrid turbo-MUD for multiple access systems
01/26/2005EP1501191A1 Method for echo cancellation in a DMT modem apparatus, DMT modem apparatus and computer program product thereof
01/26/2005EP1500992A1 Apparaturs for operating field devices of a building automation system
01/26/2005EP1500240A1 Method and system for eliminating spectral lines in time hopping ultra wide bandwidth signal
01/26/2005EP1500184A1 Dc removal techniques for wireless networking
01/26/2005EP1500145A1 Data communication bus