Patents for H04L 25 - Baseband systems (55,083)
08/2005
08/18/2005WO2005076556A1 Data processing method, equalizer and receiver
08/18/2005WO2005076555A1 Method and apparatus to perform channel estimation for a communication system
08/18/2005WO2005076554A1 Method and apparatus to reduce crosstalk in a mimo communication system
08/18/2005WO2005076123A1 Method and circuit for differential clock pulse compensation between two clock-pulse systems
08/18/2005WO2005076032A1 Method and receiver device for wireless data communication through temporally coded ultra wideband signals
08/18/2005WO2005074514A2 Communications channel characterization device and associated methods
08/18/2005WO2005074448A2 Method of selecting a profile of a digital subscriber line
08/18/2005WO2005064872A8 Method and system for wireless communication networks using cooperative relaying
08/18/2005US20050182807 Methodology for designing high speed receivers below a target bit-error-rate
08/18/2005US20050182330 Devices, systems and methods for endocardial pressure measurement
08/18/2005US20050181729 Method and system for frequency feedback adjustment in digital receivers
08/18/2005US20050180559 Apparatus and method of echo-cancellation
08/18/2005US20050180526 Predistortion apparatus and method for compensating for a nonlinear distortion characteristic of a power amplifier using a look-up table
08/18/2005US20050180523 Wireless digital signal transmission method
08/18/2005US20050180521 Redundancy structure and method for high-speed serial link
08/18/2005US20050180520 Method and system for slicing a communication signal
08/18/2005US20050180519 Digital subscriber line driver
08/18/2005US20050180518 Preamble for estimation and equalization of asymmetries between inphase and quadrature branches in multicarrier transmission systems
08/18/2005US20050180517 Digital broadcast signal receiving apparatus and method
08/18/2005US20050180498 High speed decision feedback equalizer
08/18/2005US20050180493 Chip-level or symbol-level equalizer structure for multiple transmit and receiver antenna configurations
08/18/2005US20050180461 Method of equalization in an OFDM system
08/18/2005US20050180380 Method for transmitting data
08/18/2005US20050180312 Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system
08/18/2005US20050180311 OFDM transceiver structure with time-domain scrambling
08/18/2005US20050179473 Active hybrid transformer circuit having a replica driver
08/18/2005US20050179469 Differential signaling driver
08/18/2005US20050179466 Configurable output buffer and method to provide differential drive
08/18/2005US20050179465 High-speed signal transmission system
08/18/2005DE19827815B4 Empfänger Receiver
08/18/2005DE102004063591A1 Verbessertes Rauschbeseitigungssystem Improved noise removal system
08/18/2005DE102004004488A1 Lokales Netz mit übertragerloser Signalübertragung Local area network with transformless signal transmission
08/18/2005DE102004004487A1 Anordnung zur übertragerlosen elektronischen Stromeinspeisung in die Signalleitungen eines lokalen Netzes Arrangement for electronic transformerless power supply to the signal lines of a local area network
08/18/2005DE102004004486A1 Anordnung zur übertragerlosen elektronischen Stromeinspeisung in die Signalleitungen eines lokalen Netzes Arrangement for electronic transformerless power supply to the signal lines of a local area network
08/17/2005EP1564953A2 Channel state information feedback method for multi-carrier communication system
08/17/2005EP1564951A2 Power and datanetwork
08/17/2005EP1564950A1 Timing signal generator
08/17/2005EP1564949A1 Reduction of common mode signals
08/17/2005EP1564948A1 Digital transmission with controlled rise and fall times
08/17/2005EP1564947A1 Electronic system, semiconductor integrated circuit and termination device
08/17/2005EP1564946A2 Channel estimation in multicarrier transmission
08/17/2005EP1564923A1 Apparatus and method for transmitting control information in a mobile communication system
08/17/2005EP1564908A1 Advanced multi-sensor processing
08/17/2005EP1563696A2 Uplink pilot and signaling transmission in wireless communication systems
08/17/2005EP1563658A1 Method of and apparatus for amplitude tracking and automatic frequency correction of a time-division multiple-access channel
08/17/2005EP1563657A2 Transform-domain sample-by-sample decision feedback equalizer
08/17/2005EP1563656A1 Frequency domain equalization in communications systems with scrambling
08/17/2005EP1563633A1 Dynamic power control for space time diversity transmit antenna pairs
08/17/2005EP1563627A2 Channel gain estimation in a rake receiver using complex weight generation (cwg) algorithms
08/17/2005EP1563622A1 Channel estimation for ofdm communication systems
08/17/2005EP1563609A1 Ultra wideband radio transmitter, ultra wideband radio receiver, and ultra wideband radio communication method
08/17/2005EP1563404A2 Integrated circuit
08/17/2005EP1529350A4 Pilot symbols in communication systems
08/17/2005EP1442569B1 Zf-based adaptive asynchronous receiver
08/17/2005EP1249089B1 Method for displaying the amplitude distortions of a transmission channel
08/17/2005EP1080566B1 Apparatus and method for variable delay channel tracking
08/17/2005EP1074129B1 Pre-equalization for reducing intersymbol interference and multiple access interference
08/17/2005EP1016234B1 A method of and apparatus for transmitting data in a multiple carrier system
08/17/2005EP0985302B1 Non-coherent sequence estimation receiver for digital modulations
08/17/2005EP0943197B1 Unreliability detector apparatus and reproduction apparatus provided with the unreliability detector apparatus
08/17/2005EP0872095B1 Method and apparatus for symbol decoding using a variable number of survivor paths
08/17/2005CN1656800A Kalman-viterbi joint channel equalizer
08/17/2005CN1656766A Self-adaptive pre-equalizing method and apparatus
08/17/2005CN1656765A Segment-wise channel equalization based data estimation
08/17/2005CN1656763A Method and device for estimating the transfer function of a channel for the variable transmission of a multicarrier signal
08/17/2005CN1656762A Concatenated equalizer/trellis decoder architecture for an hdtv receiver
08/17/2005CN1656760A In-protocol impedance compensation control
08/17/2005CN1656759A Direct current offset cancellation for mobile station modems using direct conversion
08/17/2005CN1656758A Diversity receiver and method for estimating signal quality
08/17/2005CN1656757A Time delay estimation for equalisation
08/17/2005CN1656726A Method and communication device using adaptive space-time encoding, modulation and error coding
08/17/2005CN1656724A Method and apparatus for determining an upper data rate for a variable data rate signal
08/17/2005CN1656699A Bandwidth adaptation rule for adaptive noise filter for inverse filtering with improved disturbance rejection bandwidth and speed
08/17/2005CN1656676A Equalizer status monitor
08/17/2005CN1656669A Method and apparatus for parallel midamble cancellation
08/17/2005CN1656506A Passive data carrier with signal evaluation means for evaluating information of a self-locking signal
08/17/2005CN1655483A Continuous time filter-decision feedback equalizer for optical channel equalization
08/17/2005CN1655477A Method for designing an uplink pilot signal and a method and a system for estimating a channel
08/17/2005CN1215713C System for processing data stream received from transmission channels
08/17/2005CN1215688C Method and equipment for reinforced infrared signal protocol
08/17/2005CN1215687C DC offset correction scheme for wireless receivers
08/16/2005US6931560 Programmable transmit SCSI equalization
08/16/2005US6931349 Jitter measuring system in high speed data output device and total jitter measuring method
08/16/2005US6931335 Jitter histogram approximation
08/16/2005US6931196 Optical device including dynamic channel equalization
08/16/2005US6931122 Single transformer hybrid system and method
08/16/2005US6931078 Ultra wide bandwidth spread-spectrum communications systems
08/16/2005US6931072 Upstream data transmission
08/16/2005US6931057 Method, article of manufacture and system to determine a bit rate of a signal
08/16/2005US6931054 Method for estimating channel parameters of radio channels of a W-CDMA mobile radio system
08/16/2005US6931027 Framed packet bus with improved FPB protocol
08/16/2005US6930845 Data writing and reading
08/16/2005US6930621 Method to overlay a secondary communication channel onto an encoded primary communication channel
08/16/2005US6930550 Self-biasing differential buffer with transmission-gate bias generator
08/16/2005US6930530 High-speed receiver for high I/O voltage and low core voltage
08/16/2005US6930508 Integrated circuit with on-chip termination
08/16/2005US6930506 Terminating resistor driver for high speed data communication
08/16/2005CA2112016C Viterbi decoding method and viterbi decoding apparatus
08/12/2005WO2005117253A1 Pulse width modulator system
08/11/2005WO2005074220A1 Data transmitter, data receiver, and data transmission method