Patents for H04L 25 - Baseband systems (55,083) |
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10/25/2000 | EP1046265A1 Reduction of the multipath effects in a full duplex transmission |
10/25/2000 | EP1046165A1 Generation of amplitude levels for a partial response maximum likelihood (prml) bit detector |
10/25/2000 | CN1271493A Separation level to separate a signal to be transmitted in the blanking intervals of a video signal and rectification method for said signal |
10/25/2000 | CN1271489A Technology for determination of length of channel impulse response |
10/25/2000 | CN1057885C Phase detector in carrrier recovery network for vestigial sideband single |
10/24/2000 | US6137949 Apparatus and method for transmitting variable rate data according to multiple storage state indicators |
10/24/2000 | US6137849 System and method for communicating data over a high-speed bus |
10/24/2000 | US6137848 Method and system for joint timing recovery and channel estimation for DMT modems |
10/24/2000 | US6137847 Demodulating digital video broadcast signals |
10/24/2000 | US6137844 Digital filter for noise and error removal in transmitted analog signals |
10/24/2000 | US6137843 Methods and apparatus for canceling adjacent channel signals in digital communications systems |
10/24/2000 | US6137839 Variable scaling of 16-bit fixed point fast fourier forward and inverse transforms to improve precision for implementation of discrete multitone for asymmetric digital subscriber loops |
10/24/2000 | US6137833 Programmable transmitter baseband equalizer |
10/24/2000 | US6137831 Method and apparatus for reducing receiver imposed distortion |
10/24/2000 | US6137829 System and method for transmitting special marker symbols |
10/24/2000 | US6137827 Isolation system with digital communication across a capacitive barrier |
10/24/2000 | US6137809 Quantization noise compensator apparatus and method |
10/24/2000 | US6137524 Transmitter and receiver circuits for transmission of voice, data and video signals for extended distances |
10/24/2000 | US6137351 Universal current source and current sink interface |
10/24/2000 | US6137306 Input buffer having adjustment function for suppressing skew |
10/23/2000 | CA2306027A1 Iterative channel estimation and compensation based thereon |
10/23/2000 | CA2305987A1 A method of channel estimation and compensation based thereon |
10/19/2000 | WO2000062470A1 Universal synchronous network system for internet processor and web operating environment |
10/19/2000 | WO2000062469A1 Synchronisation arrangement for equipment connected to the public telephone network |
10/19/2000 | WO2000062439A2 Method and device for transmitting a transmission signal via a two-core line |
10/19/2000 | WO2000062415A1 Means and method for increasing performance of interference-suppression based receivers |
10/19/2000 | WO2000028691A9 Multi-pair gigabit ethernet transceiver |
10/19/2000 | CA2370634A1 Universal synchronous network system for internet processor and web operating environment |
10/19/2000 | CA2370040A1 Means and method for increasing performance of interference-suppression based receivers |
10/18/2000 | EP1045612A1 Method and system for re-synchronizing channels supporting the inverse multiplexing function |
10/18/2000 | EP1044543A1 Modulating a digital signal with narrow spectrum and substantially constant envelope |
10/18/2000 | CN1270730A Method and arrangement for demodulating data symbols |
10/18/2000 | CN1270721A Method of and apparatus for transmitting data in a multiple carrier system |
10/18/2000 | CN1270679A Communications interface for serially transmitting digital data, and corresponding data transmission method |
10/17/2000 | US6134538 Procedure for equalizing distorted data signals |
10/17/2000 | US6134280 Delayed decision feedback sequence estimator for determining optimal estimation region with small calculation quantity |
10/17/2000 | US6134277 System and method for self-adaptive maximum likelihood sequence detection |
10/17/2000 | US6134275 Method for transmitting data between a terminal and a portable data carrier over a wireless electromagnetic transmission link |
10/17/2000 | US6134265 Precoding coefficient training in a V.34 modem |
10/17/2000 | US6133963 System for echo cancellation comprising an improved ghost cancellation reference signal |
10/17/2000 | US6133858 Bus system, a peripheral device and a method for decoding a digital signal |
10/17/2000 | US6133783 Phase jitter canceller |
10/17/2000 | CA2186329C Device and method for data signal detection in the presence of distortion and interference in communication systems |
10/12/2000 | WO2000060822A1 Method, use of said method and receiver system for receiving multi-carrier signals presenting several frequency-discrete subcarriers |
10/12/2000 | WO2000060762A1 Channel estimation in a cdma wireless communication system |
10/12/2000 | WO2000060761A1 Channel estimating device and method, demodulating device and method, and fading frequency determining device and method |
10/12/2000 | WO2000060473A1 Methods and apparatus for economically accessing a remote access server |
10/12/2000 | WO2000025447A3 Diversity receiver for radio communications |
10/12/2000 | CA2368430A1 Channel estimation in a cdma wireless communication system |
10/12/2000 | CA2333954A1 Channel estimation device and method, demodulation device and method, and fading frequency decision device and method |
10/11/2000 | EP1043872A2 Method and apparatus for reducing impulse noise in a signal processing system |
10/11/2000 | EP1042889A1 Computationally efficient sequence estimation |
10/11/2000 | EP1042861A1 Device and method for detecting pcm upstream digital impairments in a communication network |
10/11/2000 | EP0763279A4 High speed transport system |
10/11/2000 | CN1269670A Vertical phase demodulation circuit |
10/11/2000 | CN1269655A passive monitoring method of low power-consumption for electronic apparatus |
10/11/2000 | CN1057413C Frequency band separation signal digitizer and method thereof |
10/10/2000 | US6130921 Frequency shift modulation automatic frequency correction circuit and method |
10/10/2000 | US6130920 Method and apparatus for accurate synchronization using symbol decision feedback |
10/10/2000 | US6130916 Method and apparatus for improving a transmission data rate of baseband data in a wireless network |
10/10/2000 | US6130909 Method and apparatus for equalization in a diversity receiver |
10/10/2000 | US6130894 Off-line broadband network interface |
10/10/2000 | US6130812 Protection circuit for high speed communication |
10/10/2000 | US6130629 Rate 24/25 (0,9) code method and system for PRML recording channels |
10/10/2000 | US6130548 Signal converting receiver having constant hysteresis, and method therefor |
10/10/2000 | CA2164027C Digital radio receiver |
10/05/2000 | WO2000059174A1 Correction of phase and amplitude imbalance of i/q modulator |
10/05/2000 | WO2000059168A1 Adaptive filter equalisation techniques |
10/05/2000 | WO2000010272A9 Efficient spectral saving fqpsk and fqam signal transmission and reception systems |
10/04/2000 | EP1041783A2 Encoding, modulation and multiplexing for optical transmission |
10/04/2000 | EP1041782A2 Encoding of data for transmission over differential lines |
10/04/2000 | EP1041781A1 Soft output metrics generation for symbol detectors |
10/04/2000 | EP1041751A2 Receiver for optical signals |
10/04/2000 | EP1041731A1 Method and arrangement to estimate transmission channel characteristics |
10/04/2000 | EP1041691A2 An optical transmission circuit using a semiconductor laser |
10/04/2000 | EP1041571A2 Dynamic-latch-receiver with self-reset pointer |
10/04/2000 | EP1040627A1 Group delay equalizer |
10/04/2000 | EP0759242B1 Circuit for transmitting digital signals |
10/04/2000 | CN1269081A Method for parameter estimation and receiver |
10/04/2000 | CN1268829A Soft output prodn. used for code element detector |
10/03/2000 | US6128560 Malfunction diagnosis system and method for on-vehicle electronic control units |
10/03/2000 | US6128354 Data detection pre-amplifier circuit |
10/03/2000 | US6128353 Code division multiple access system with dynamic histogram control |
10/03/2000 | US6128347 Signal transmission circuit with protection line driven with signal having same phase as transmission signal |
10/03/2000 | US6128337 Multipath signal discrimination |
10/03/2000 | US6128322 High-speed data transmission in mobile communication networks |
10/03/2000 | US6128317 Transmitter and receiver supporting differing speed codecs over single links |
10/03/2000 | US6128112 Weighted-sum processing method and apparatus for decoding digital signals |
10/03/2000 | US6127954 PRML code encoding and decoding methods for high-density data storage device |
10/03/2000 | US6127849 Simultaneous bi-directional input/output (I/O) circuit |
10/03/2000 | US6127840 Dynamic line termination clamping circuit |
10/03/2000 | CA2186220C Apparatus and method for integrating downstream data transfer over a cable television channel with upstream data carried by other media |
09/30/2000 | CA2300398A1 Method and arrangement to estimate transmission channel charateristics |
09/28/2000 | WO2000057593A1 Method and system for improving the link margin in satellite communications |
09/28/2000 | WO2000057570A2 Line reflection reduction with energy-recovery driver |
09/28/2000 | WO2000041352A3 Data transmission in a telecommunications system |
09/28/2000 | DE19914052A1 Empfänger für optisch übertragene Signale Receiver for optical signals transmitted |
09/28/2000 | DE19913083A1 Method of estimating channel state in mobile radio system |
09/28/2000 | DE19911464A1 Verfahren und Anordnung zur automatischen Gewinnung von Taktsignalen zur Abtastung von Datensignalen unterschiedlicher Datenraten mit Hilfe eines Phasenregelkreises Method and arrangement for automatic extraction of clock signals for sampling data signals of different data rates by means of a phase-locked loop |
09/27/2000 | EP1039706A1 Iterative differential detector |