Patents for H04L 25 - Baseband systems (55,083)
01/2005
01/13/2005US20050007162 High speed, low power LVDS driver
01/13/2005US20050007150 Semiconductor integrated circuit
01/13/2005US20050007097 Dynamic register with IDDQ testing capability
01/13/2005DE10326810A1 Verfahren zur Schätzung von in einem Funkblock über einen Funkkanal gesendeten Dateneinheiten sowie empfangende Station Techniques to estimate transmitted in a radio block over a radio channel data units and receiving station
01/13/2005DE10326283A1 Verfahren zur Bestimmung von Kanalkoeffizienten eines Datenübertragungskanals Method for determining channel coefficients of a data transmission channel
01/13/2005CA2530518A1 Reduced complexity sliding window based equalizer
01/12/2005EP1496659A1 Transmitting and receiving apparatus and method in an orthogonal frequency division multiplexing system using an insufficient cyclic prefix
01/12/2005EP1496658A1 System and method for channel estimation in an OFDM mobile communication system
01/12/2005EP1495608A2 Concatenated equalizer/trellis decoder architecture for an hdtv receiver
01/12/2005EP1495607A1 Transmission system
01/12/2005EP1495606A1 Optimum threshold using forward error correction information
01/12/2005EP1495570A1 Method and communication device using adaptive space-time encoding, modulation and error coding
01/12/2005EP1495568A1 Transmission system
01/12/2005EP1495564A1 Equalizer/forward error correction automatic mode selector
01/12/2005EP1495538A1 Equalizer mode switch
01/12/2005EP1495537A1 Equalizer status monitor
01/12/2005EP1442563A4 Method and system for dsl power saving
01/12/2005EP1332602A4 Encoding method and system for reducing inter-symbol interference effects in transmission over a serial link
01/12/2005EP1330910A4 Method and system for reducing inter-symbol interference effects in transmission over a serial link with mapping of each word in a cluster of received words to a single transmitted word
01/12/2005EP1051631B1 Method and apparatus for jitter analysis
01/12/2005CN1565099A Channel estimation in a multi carrier transmit diversity system
01/12/2005CN1564554A High speed base band data monitoring its simulating method and device
01/12/2005CN1184811C Multiple mode trellis decoder for digital signal processing system and method thereof
01/12/2005CN1184751C Method for improved wireless optical communication and frames for use in wireless optical communication system
01/11/2005US6842519 Communication with current detection
01/11/2005US6842496 Algorithm for multiple-symbol differential detection
01/11/2005US6842495 Dual mode QAM/VSB receiver
01/11/2005US6842479 Method and apparatus for interference cancellation in a rake receiver
01/11/2005US6842476 Co-channel interference canceller
01/11/2005US6842126 Block coding system and method for data aggregation
01/11/2005US6842058 Method and apparatus for slew control of an output signal
01/11/2005US6842044 Glitch-free receivers for bi-directional, simultaneous data bus
01/11/2005US6842042 Global chip interconnect
01/11/2005US6842037 Shared transmission line communication system and method
01/11/2005US6842035 Apparatus and method for bus signal termination compensation during detected quiet cycle
01/11/2005US6841984 Power source regulator for wireline cable system
01/11/2005CA2359270C Phase/frequency comparator
01/11/2005CA2341577C Data rate detection device and method for a mobile communication system
01/06/2005WO2005002241A2 Method and apparatus for suppressing co-channel interference in a receiver
01/06/2005WO2005002163A2 Method and apparatus for improving the equalisation of block coded signals
01/06/2005WO2005002162A1 Vector equalizer and vector sequence estimator for block-coded modulation schemes
01/06/2005WO2005002161A2 Methods and systems for estimating a channel response by applying bias to an initial channel estimate
01/06/2005WO2005002048A1 Updating adaptive equalizer coefficients using known or predictable bit patterns distributed among unknown data
01/06/2005US20050005231 Method and system for generating parallel decodable low density parity check (LDPC) codes
01/06/2005US20050005179 Method and apparatus for calibrating a multi-level current mode driver
01/06/2005US20050003770 Predistortion circuit for a transmit system
01/06/2005US20050002479 Apparatus, system and method for receiver equalization
01/06/2005US20050002478 Method, apparatus and system for use in determining pilot-to-data power ratio in wireless communication
01/06/2005US20050002475 Apparatus for transmitting and receiving data
01/06/2005US20050002474 PAM radio signal receiver with phase-tracker succeeding adaptive FIR filtering and preceding adaptive IIR filtering
01/06/2005US20050002472 OFDM receiver and metric generator thereof
01/06/2005US20050002470 Predistortion circuit for a transmit system
01/06/2005US20050002466 Distance determinations associated with a trellis decoder
01/06/2005US20050002465 QAM signal decoding
01/06/2005US20050002462 Subdimensional single-carrier modulation
01/06/2005US20050002461 Channel estimation for block transmissions over time-and frequency-selective wireless fading channels
01/06/2005US20050001650 Method for setting a termination voltage and an input circuit
01/06/2005US20050001280 Circuit and method for pipelined insertion
01/06/2005CA2529551A1 Updating adaptive equalizer coefficients using known or predictable bit patterns distributed among unknown data
01/06/2005CA2528455A1 Method and system for compensating for phase offset of an amplifier
01/06/2005CA2528338A1 Method and system for continuously compensating for phase variations introduced into a communication signal by automatic gain control adjustments
01/06/2005CA2528102A1 A method and system for bidirectional data and power transmission
01/06/2005CA2527685A1 Vector equalizer and vector sequence estimator for block-coded modulation schemes
01/05/2005EP1494413A1 Channel estimation and sequence estimation for the reception of optical signal
01/05/2005EP1494358A2 Method and system for generating parallel decodable low density parity check (LDPC) codes
01/05/2005EP1494356A1 Impedance adjustment circuit, impedance adjustment method, and semiconductor device
01/05/2005EP1493233A1 Selectable clocking architecture
01/05/2005EP1183840B1 Optimization of channel equalizer
01/05/2005DE19526257B4 Adaptiver Kanalentzerrer An adaptive channel equalizer
01/05/2005DE10341546A1 Transmitting data to receiver device involves transmitting at least one individual pilot sequence via transmission signals over radio interface for channel estimation using CAZAC codes
01/05/2005CN1561619A Parallel data communication having skew intolerant data groups and data validity indicator
01/05/2005CN1561605A Method and apparatus for equalizer updating and sampling rate control
01/05/2005CN1561593A Method and apparatus for receiving signal based on MIMOCDMA
01/05/2005CN1561577A 半导体集成电路 The semiconductor integrated circuit
01/05/2005CN1561054A Receiver with decision feedback equalinzer and its decision sequence generating method
01/05/2005CN1561031A Interconnected network web information issuing method
01/05/2005CN1183761C Separation level to separate a signal to be transmitted in the blanking intervals of a video signal and rectification method for said signal
01/05/2005CN1183731C Transmission system, receiver and device for selecting
01/05/2005CN1183730C Transmitter for QAM encoded data
01/05/2005CN1183727C Radio receiver and method for preloading an average dc-offset into a channel filter
01/05/2005CN1183697C Method and apapratus for interference rejection
01/05/2005CN1183685C System and method for entropy ercoding quantized transform coefficients of a sigral
01/05/2005CN1183596C Synchronous data collecting circuit with low voltage level and method therefor
01/05/2005CN1183587C Method and apparatus for galvanically isolating two integrated circuits from each others
01/04/2005US6839862 Parallel data communication having skew intolerant data groups
01/04/2005US6839861 Method and system for selecting data sampling phase for self timed interface logic
01/04/2005US6839393 Apparatus and method for controlling a master/slave system via master device synchronization
01/04/2005US6839383 Method and system for testing a digital subscriber line modem
01/04/2005US6839382 System, methods and computer program products for identifying digital impairments in modem signals using signature analysis and signal level comparison analysis
01/04/2005US6839379 Adaptive DS-CDMA multi-user receiver with diversity combining for interference cancellation
01/04/2005US6839326 Antenna phase estimation algorithm for WCDMA closed loop transmitter antenna diversity system
01/04/2005US6839006 Communication device
01/04/2005US6838943 Input follower system and method
01/04/2005US6838907 Supplying logic values for sampling on high-speed interfaces
01/04/2005US6838900 Middle pull-up point-to-point transceiving bus structure
12/2004
12/30/2004US20040268190 Adjusting parameters of a serial link
12/30/2004US20040268167 Low power differential link interface methods and apparatuses
12/30/2004US20040267852 Algorithm for computing distances to a received point in an ADSL system
12/30/2004US20040266383 Method and apparatus for suppressing co-channel interference in a receiver
12/30/2004US20040266346 Passive repeater/terminator