Patents for H04L 25 - Baseband systems (55,083) |
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09/22/2004 | CN1531207A Method for shortening coding-decoding synchronous time delay |
09/22/2004 | CN1531206A Data transceiver |
09/22/2004 | CN1168267C Data transmsision method and data transmission device |
09/22/2004 | CN1168228C 扩频数字微波传输装置 Spread spectrum digital microwave transmission equipment |
09/21/2004 | US6795947 Parity check outer code and runlength constrained outer code usable with parity bits |
09/21/2004 | US6795656 Optical transmission circuit using a semiconductor laser |
09/21/2004 | US6795538 Initialization and monitoring system and method for DLC device |
09/21/2004 | US6795513 Channel estimation sequence and method of estimating a transmission channel which uses such a channel estimation sequence |
09/21/2004 | US6795512 System for carrier phase tracking of coded symbols using reliability metrics for symbol estimates |
09/21/2004 | US6795494 Receiver architecture using mixed analog and digital signal processing and method of operation |
09/21/2004 | US6795493 Circuit for a transceiver output port of a local area networking device |
09/21/2004 | US6795492 Configurable exciter |
09/21/2004 | US6795427 Estimation of transmission channels in communication systems for wireless telecommunication |
09/21/2004 | US6795405 Digital modem echo canceler enhancement |
09/21/2004 | US6795392 Clustered OFDM with channel estimation |
09/21/2004 | US6794921 Clamp circuit |
09/21/2004 | US6794920 Sampled analog DC offset correction for data bus structures |
09/21/2004 | US6794900 Method and circuit for pre-emphasis equalization in high speed data communications |
09/21/2004 | US6794894 Method and system for bidirectional signal transmission |
09/16/2004 | WO2004080087A2 Received signal processing for wireless communications |
09/16/2004 | WO2004080020A2 Methods and apparatus for reducing discrete power spectral density components of signals transmitted in wideband communication systems |
09/16/2004 | WO2004080019A1 A multistage equalizer that corrects for linear and nonlinear distortion in a digitally-modulated signal |
09/16/2004 | WO2004079975A2 Multi user detection using equalization and successive interference cancellation |
09/16/2004 | WO2004079969A2 Channel estimation based on an estimated channel delay spread |
09/16/2004 | WO2004079958A1 Method for receiving multicarrier signal and multicarrier receiver comprising it |
09/16/2004 | WO2004079957A1 Receiver for communication system |
09/16/2004 | WO2004079953A1 Method and arrangement for transmitting signals according to a multiple access method |
09/16/2004 | WO2004079933A2 Bondwire decoupling filter for filtering rf noise from a transceiver bus |
09/16/2004 | WO2004079932A2 Method and apparatus for receiving a cdma signal |
09/16/2004 | WO2004079927A2 Reduced complexity sliding window based equalizer |
09/16/2004 | WO2004079921A2 Method, system and apparatus for acquiring a received impulse radio signal |
09/16/2004 | WO2004068812A3 Transmission line conductor arrangement |
09/16/2004 | WO2004057761A3 Method and device for soft decoding a sequence |
09/16/2004 | WO2004039022A3 Correction for differences between downlink and uplink channel responses |
09/16/2004 | US20040181738 System and method for trellis decoding in a multi-pair transceiver system |
09/16/2004 | US20040181419 Spherical decoder for wireless communications |
09/16/2004 | US20040181350 Auto skew alignment of high-speed differential eye diagrams |
09/16/2004 | US20040180697 Apparatus and method for estimating a velocity of a mobile station in a mobile communication system |
09/16/2004 | US20040180696 Dynamic frame size adjustment and selective reject on a multi-link channel to improve effective throughput and bit error rate |
09/16/2004 | US20040180626 Hard decision-based decorrelator for estimating spatial signatures in a wireless communications system |
09/16/2004 | US20040179638 Data transmitting/receiving device |
09/16/2004 | US20040179630 GMSK modulation techniques |
09/16/2004 | US20040179627 Pilots for MIMO communication systems |
09/16/2004 | US20040179624 Line driver with reduced power consumption |
09/16/2004 | US20040179623 Differential error detector |
09/16/2004 | US20040179589 Determine coefficients of a decision feedback equalizer from a sparse channel estimate |
09/16/2004 | US20040179584 Apparatus for data transmission path detection |
09/16/2004 | US20040179577 UWB pulse sequence generation apparatus and method, and data communication apparatus and method using the UWB pulse sequence |
09/16/2004 | US20040179556 Data transmission method, data transmission apparatus, and data transmission system |
09/16/2004 | US20040179497 Dynamic bandwidth allocation for multiple access communications using buffer urgency factor |
09/16/2004 | US20040179483 Sparse channel equalization |
09/16/2004 | DE10308946A1 Power driver circuit for signal transmission over user line employs digital and analog amplifiers superimposing signals to produce driven signal |
09/16/2004 | DE102004010671A1 Datenübertragungssystem und Insassenschutzvorrichtung Data transmission system and occupant protection device |
09/16/2004 | CA2517912A1 Received signal processing for wireless communications |
09/16/2004 | CA2516981A1 Multi user detection using equalization and successive interference cancellation |
09/16/2004 | CA2516946A1 Reduced complexity sliding window based equalizer |
09/15/2004 | EP1458156A2 Transmission using Tomlinson-Harashima precoding |
09/15/2004 | EP1458155A2 DC suppression by choice of synchronisation word |
09/15/2004 | EP1458143A1 Data repeater and multiplex communication system using the same |
09/15/2004 | EP1458113A2 UWB pulse sequence generation apparatus and method |
09/15/2004 | EP1458104A2 Method an apparatus for compressing and transmitting high speed data |
09/15/2004 | EP1458101A1 A fractional-type phase-locked loop circuit |
09/15/2004 | EP1456991A1 Method and apparatus for pulse overlap pre-compensation in digitally modulated signals |
09/15/2004 | EP1456963A1 Skew delay compensator |
09/15/2004 | EP1456959A1 Joint demodulation using a viterbi equalizer having an adaptive total number of states |
09/15/2004 | EP1456957A1 Hybrid parallel/serial bus interface |
09/15/2004 | EP1197028B1 Integrated modem and line-isolation circuitry and associated method |
09/15/2004 | EP0868802B1 Optical data transmission by pulse position modulation |
09/15/2004 | CN1529970A Poppler spread/velcocity estimation in mobile wireless communication device and methods thereof |
09/15/2004 | CN1529958A Data catching technology for high-speed signals |
09/15/2004 | CN1529438A CDMA spectrum-spreading method, despreading method and receiver |
09/15/2004 | CN1529432A Method and appartus for equalization complementray carriers in an AM compatible digital audio broadcast system |
09/15/2004 | CN1529418A Modulation method and apparatus, demodulation method and apparatus, transmission method and apparatus |
09/15/2004 | CN1529417A Modulation method and apparatus, demodulation method and apparatus, and transmission method and apparatus |
09/15/2004 | CN1529416A Modulation method and apparatus, demodulation method and apparatus, transmssion method and apparatus |
09/15/2004 | CN1167235C Channel presuming system and channel presuming method through detecting component of phase rotation |
09/15/2004 | CN1167233C Method and system for data and timing recovery in bi-phase coded data signal |
09/15/2004 | CN1167202C Data amplitude limiter and radio frequency receiver using it |
09/14/2004 | US6792566 Method and apparatus of pre-loading a seed for a test code of a physical layer device |
09/14/2004 | US6792403 Method and apparatus for compressing and transmitting ultra high speed data |
09/14/2004 | US6792055 Data communications receiver with automatic control of gain or threshold for soft decision decoding |
09/14/2004 | US6792052 Joint least-square synchronization, channel estimation and noise estimation |
09/14/2004 | US6792050 Ask modulation apparatus and method |
09/14/2004 | US6792049 Digital transceiver system with adaptive channel pre-coding in an asymmetrical communications network |
09/14/2004 | US6792041 Data rate detection device and method for a mobile communication system |
09/14/2004 | US6792040 Modems having a dual power mode capability and methods of operating same |
09/14/2004 | US6792036 Method for estimating channel impulse responses of a mobile radio channel |
09/14/2004 | US6792004 Systems, methods and computer program products for averaging learned levels in the presence of robbed-bit signaling based on proximity |
09/14/2004 | US6792003 Method and apparatus for transporting and aligning data across multiple serial data streams |
09/14/2004 | US6791960 Pilot signals for synchronization and/or channel estimation |
09/14/2004 | US6791836 Smart fan modules and system |
09/14/2004 | US6791483 Parallel/serial conversion circuit, serial data generation circuit, synchronization signal generation circuit, clock signal generation circuit, serial data transmission device, serial data reception device, and serial data transmission system |
09/14/2004 | US6791388 Phase interpolator device and method |
09/14/2004 | US6791359 Electronic structure for passing signals across voltage differences |
09/14/2004 | US6791358 Circuit configuration with signal lines for serially transmitting a plurality of bit groups |
09/14/2004 | CA2422208A1 Transition-aware signaling |
09/10/2004 | WO2004077774A1 Wireless data transmission method, and corresponding signal, system, transmitter and receiver |
09/10/2004 | WO2004077696A1 Equalization of multiple signals received for soft handoff in wireless communication systems |
09/10/2004 | WO2004059932A3 Optimization of soft decision device and feedback equalizer |
09/10/2004 | WO2004034667A3 Electromagnetic wave trasmitter systems, methods and articles of manufacture |