Patents for H04L 25 - Baseband systems (55,083) |
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05/02/2001 | EP1095463A1 Suppression of rfi and impulse noise in communications channels |
05/02/2001 | EP0890109B1 Process for testing and ensuring the availability of a networked system |
05/02/2001 | CN1293852A Automatic speed detection for asynchronous serial communications |
05/02/2001 | CN1293814A Adpative equalizing circuit |
05/02/2001 | CN1293789A Data carrier provided with at least two decoding stages |
05/02/2001 | CN1293495A Output driver with circuit capable of proceeding current modification at intermediate potential change |
05/02/2001 | CN1065387C Circuit for democulating detection signal using average amplitude of detection signal |
05/01/2001 | US6226338 Multiple channel data communication buffer with single transmit and receive memories |
05/01/2001 | US6226334 Methods and apparatus for implementing shell mapping techniques in the context of a PCM-based modem communication system |
05/01/2001 | US6226333 QAM de-mapping circuit |
05/01/2001 | US6226332 Multi-pair transceiver decoder system with low computation slicer |
05/01/2001 | US6226331 Data access arrangement for a digital subscriber line |
05/01/2001 | US6226323 Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component |
05/01/2001 | US6226318 Detection of code vectors in single frequency, multiple transmitter networks |
05/01/2001 | US6225927 Analog isolation system with digital communication across a capacitive barrier |
05/01/2001 | US6225924 Transmission coding method and device |
05/01/2001 | US6225832 Signal regeneration circuit |
05/01/2001 | US6225819 Transmission line impedance matching output buffer |
05/01/2001 | CA2180311C Soft-decision receiver and decoder for digital communication |
04/26/2001 | WO2001030039A1 Wireless parallel communications system and method therefor |
04/26/2001 | WO2001030038A1 System for setting transmission protocol based on detected baud rate |
04/26/2001 | WO2001030029A2 Method for the transmission of signals in a bus system, superposed on a direct supply voltage |
04/26/2001 | WO2001030011A1 An adaptive digital beamforming receiver to improve signal reception |
04/26/2001 | WO2001029999A1 Methods and systems for robust frame type protection in systems employing variable bit rates |
04/26/2001 | WO2001029987A1 AN ADAPTIVE DIGITAL BEAMFORMING RECEIVER WITH π/2 PHASE SHIFT TO IMPROVE SIGNAL RECEPTION |
04/26/2001 | US20010000428 Termination resistance independent system for impedance matching in high speed input-output chip interfacing |
04/26/2001 | DE19950361A1 Signal converter with dynamically adjustable reference voltage e.g. for computer systems, uses controlled reference voltage generator for converting the adjustable reference voltage in first potential for application by input circuit |
04/26/2001 | DE10051490A1 Entscheidungsrückgekoppelter Entzerrer A decision feedback equalizer |
04/26/2001 | DE10033124A1 Microcomputer for asynchronous serial communication, has forwarding and sampling clock generators which set up preset clock pulse rate and sampling rate at which asynchronous serial data are forwarded and sampled |
04/26/2001 | CA2387594A1 Wireless parallel communications system and method therefor |
04/25/2001 | EP1094396A2 Bus system suitable for increasing transmission speed |
04/25/2001 | EP0777876A4 Method and apparatus for synchronized transmission of data between a network adaptor and multiple transmission channels |
04/25/2001 | CN1292955A Apparatus and method for improved connectivity in wireless optical communication systems |
04/25/2001 | CN1292949A Digital signal modulation system |
04/25/2001 | CN1292530A Dynamic latch receiver with automatic reset pointer |
04/25/2001 | CN1065096C Method and apparatus for detecting bit rate in variable bit rate communication |
04/25/2001 | CN1065084C Double-way voltage changer |
04/24/2001 | US6223132 Circuit arrangement having a sensor and an evaluation circuit |
04/24/2001 | US6222922 Loop current monitor circuitry and method for a communication system |
04/24/2001 | US6222891 Timing recovery using the pilot signal in high definition TV |
04/24/2001 | US6222890 Variable spectral shaping method for PCM modems |
04/24/2001 | US6222879 Self contained equalization method and apparatus |
04/24/2001 | US6222832 Fast Acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system |
04/24/2001 | US6222592 TV receiver equalizer storing channel characterizations for each TV channel between times of reception therefrom |
04/24/2001 | CA2164963C Pacemaker telemetry system |
04/24/2001 | CA2058387C Method and circuit for regenerating the binary bit stream from a ternary signal |
04/19/2001 | WO2001028178A1 Method for determing a trellis path using a reference matrix |
04/19/2001 | WO2001028175A1 Automatic output drive level control in home networking transceiver |
04/19/2001 | WO2001028174A1 Reduced state sequence estimation signal detection method |
04/19/2001 | WO2001028135A1 Optical receiver |
04/19/2001 | WO2001028121A2 Spread-spectrum modem with saw resonator and pulse shaping |
04/18/2001 | EP1092304A1 Symbol estimation using soft-output algorithm and feedback |
04/18/2001 | EP1092303A1 Nyquist filter and method |
04/18/2001 | EP1092280A1 An equalizer with channel tracker switching |
04/18/2001 | EP0800735B1 Adaptive equalization for priv transmission systems |
04/18/2001 | CN1292191A Receiving system for OFDM |
04/18/2001 | CN1292188A Dynamic frame size setting for multichannel transmission |
04/18/2001 | CN1292184A Impedance modulation signalling |
04/18/2001 | CA2322596A1 Precursor decision feedback equalizer (pdfe) |
04/17/2001 | US6219789 Microprocessor with coprocessing capabilities for secure transactions and quick clearing capabilities |
04/17/2001 | US6219388 Digital data demodulating device for estimating channel impulse response |
04/17/2001 | US6219380 Pulse position modulation based transceiver architecture with fast acquisition slot-locked-loop |
04/17/2001 | US6219378 Digital subscriber line modem initialization |
04/17/2001 | US6219374 Structure of a coherent dual channel QPSK transceiver using pilot symbols in a code division multiple access system |
04/17/2001 | US6219334 Receiving apparatus for receiving orthogonal frequency division multiplexing signal and receiving method thereof |
04/17/2001 | US6219088 NTSC interference rejection filter |
04/17/2001 | US6218882 Diode circuit for clamping the signals on a transmission line to a predetermined potential |
04/17/2001 | US6218872 Line driver with output impedance synthesis |
04/17/2001 | US6218854 Data line termination circuits and integrated circuit devices including attenuation circuit and charge/discharge circuit |
04/12/2001 | WO2001026318A2 Demodulator circuit for demapping a multi-carrier signal using channel state information |
04/12/2001 | WO2001026314A2 Method for channel equalisation by means of givens rotation of a data matrix |
04/12/2001 | WO2001026261A2 Data transmission method with and without reference signal transmission |
04/12/2001 | WO2001026260A1 Method and apparatus for comparator tree structure for fast acquisition of offsets induced in a wireless receiver |
04/12/2001 | WO2001025803A1 Magnetic digital signal coupler monitor |
04/12/2001 | WO2000074329A8 Methods for estimating propagation delays for a transmission system |
04/12/2001 | US20010000219 Demodulator for a multi-pair gigabit transceiver |
04/12/2001 | DE19946776A1 Verfahren und Vorrichtung zu bidirektionalen Kommunikation wenigstens zweier Kommunikationsteilnehmer Method and apparatus for bi-directional communication of at least two communication participants |
04/12/2001 | DE19935437C1 Laufzeitausgleich für einen Invers-Multiplexer Delay compensation for an inverse multiplexer |
04/12/2001 | DE10031943A1 Bitraten-unabhängiger optischer Empfänger und Verfahren dafür Bit-rate-independent optical receiver and method therefor |
04/11/2001 | EP1091533A1 A method and device for channel estimation in a mobile communication system, particularly in a mobile phone |
04/11/2001 | EP1090489A1 Method for transmitting digital data via a transmission channel subject to perturbations occurring in bursts |
04/11/2001 | EP1090475A1 Synchronisation arrangement for equipment connected to the public telephone network |
04/11/2001 | EP1062444A4 Improved flexible wedge gate valve |
04/11/2001 | EP0721622A4 Method, digital signal processing module and system for efficiently selecting a pre-emphasis filter during line probing |
04/10/2001 | US6216107 High-performance half-rate encoding apparatus and method for a TDM system |
04/10/2001 | US6215855 Loop certification and measurement for ADSL |
04/10/2001 | US6215833 Digital signal processing circuit |
04/10/2001 | US6215832 Maximum likelihood sequence estimation receiver and method of receiving maximum-likelihood sequence estimates |
04/10/2001 | US6215826 Method of coding signal for digital optical communication having spectrum which attains zero level at prescribed frequency |
04/10/2001 | US6215821 Communication system using an intersource coding technique |
04/10/2001 | US6215818 Method and apparatus for operating an adaptive decision feedback equalizer |
04/10/2001 | US6215817 Serial interface device |
04/10/2001 | US6215816 Physical layer interface device |
04/10/2001 | US6215798 Multi-frame synchronization for parallel channel transmissions |
04/10/2001 | US6215785 Method and apparatus for communicating across ADSL lines |
04/10/2001 | US6215778 Bearer channel modification system for a code division multiple access (CDMA) communication system |
04/10/2001 | US6215344 Data transmission circuit |
04/10/2001 | US6215339 Input buffer circuit |
04/10/2001 | US6213879 Data transmission system and game system with game peripherals using same |
04/05/2001 | WO2001024537A2 Method and apparatus for peak tracking a baseband signal |