Patents
Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
03/1996
03/06/1996EP0699334A1 Method and apparatus for group encoding signals
03/05/1996US5497383 Error detector circuit for receiver operative to receive discretely-encoded signals
03/05/1996US5497382 Extended error correction of a transmitted data message
03/05/1996US5497377 Communication system and method of detecting transmission faults therein
03/01/1996CA2154195A1 Wireless local radio link telecommunications apparatus
02/1996
02/29/1996WO1996006490A1 Multi-band, multi-mode spread-spectrum communication system
02/29/1996DE19529156A1 Two-station data radio connection system for finding optimal position for mobile station
02/29/1996CA2197332A1 Multi-band, multi-mode spread-spectrum communication system
02/28/1996EP0698974A1 Time diversity communication system
02/28/1996EP0698329A1 Transmitter and receiver apparatus, method for transmitting and method for receiving and record carrier obtained by the method or the transmitter apparatus
02/28/1996EP0698316A1 Image transmission process
02/28/1996EP0698269A1 Error correctable data transmission method and device based on semi-cyclic codes
02/28/1996CN1117402A Striding exerciser with upwardly curved tracks
02/27/1996US5495474 Switch-based microchannel planar apparatus
02/27/1996CA1338091C Coding digital data
02/22/1996WO1996005668A1 Multiple access coding using bent sequences for mobile radio communications
02/22/1996WO1995035637A3 Data transmission method, base station, and subscriber terminal
02/22/1996CA2643172A1 Multiple access coding using bent sequences for mobile radio communications
02/22/1996CA2643142A1 Multiple access coding using bent sequences for mobile radio communications
02/21/1996CN1117333A Method and apparatus for creating a composite waveform
02/21/1996CN1117332A A message transmission system and method for a radiocommunication system
02/21/1996CN1117331A Automatic retransmission request
02/21/1996CN1117330A Enhanced sleep mode in radiocommunication systems
02/21/1996CN1117329A Digital control channels having logical channels for multiple access radiocommunication
02/21/1996CN1117252A Interleaving process
02/21/1996CN1117228A Voice activated data rate change in simultaneous voice and data transmission
02/21/1996CN1117226A Data information transmission method and system
02/20/1996US5493584 Method for determining a channel quality metric in a receiver
02/20/1996US5493432 Optical communication system
02/20/1996CA2030097C Interleaving in coded modulation for mobile radio
02/15/1996WO1996004738A1 Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems
02/15/1996WO1996004736A1 Method for providing error correction using selective automatic repeat requests in a packet-switched communication system
02/15/1996WO1996004726A1 In-service monitoring in communications networks
02/15/1996WO1996004718A1 Method and apparatus for controlling power in a variable rate communication system
02/15/1996CA2169649A1 Method and apparatus for controlling power in a variable rate communication system
02/14/1996EP0696399A1 Tele- and data communication system
02/14/1996CN1116888A Layer 2 protocol in a cellular communication system
02/13/1996US5491723 Wireless communication system having antenna diversity
02/13/1996US5491722 System for monitoring communications signals
02/13/1996US5491719 System for handling data errors on a cellular communications system PCM link
02/13/1996US5491701 Burst error corrector
02/13/1996US5491700 Method and apparatus for code error correction using an ordered syndrome and error correction lookup table
02/13/1996US5491696 Synchronous/asynchronous system having function of switching path upon fault
02/13/1996US5491688 Method for providing a favorable signal representation
02/08/1996WO1996003823A1 Hierarchical communication system providing intelligent data, program and processing migration
02/08/1996WO1996003820A2 Method of and system for communicating messages
02/08/1996WO1995034997A3 Diversity combining for antennas
02/08/1996CA2195661A1 Hierarchical communication system providing intelligent data, program and processing migration
02/07/1996EP0696111A2 A hitless path switching apparatus and method
02/07/1996EP0696108A1 Transmission system and apparatus therefor
02/07/1996EP0506750B1 Data error detection in data communications
02/07/1996CN1116481A Method and apparatus of providing time sensitive message over a variable delay channel
02/07/1996CN1116475A Communication process in a radio telephone system
02/07/1996CN1116381A Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefor
02/07/1996CN1116379A Anti-fading code quick adjusting method and device
02/06/1996US5490179 Signal grading in a selective call receiver for automatic gain control
02/06/1996US5490177 Method and apparatus for determining signal quality
02/06/1996US5490168 Method and system for automatic optimization of data throughput using variable packet length and code parameters
02/06/1996US5490153 Recovery of lost frames in a communication link
02/06/1996US5490152 Shortened timeout period during frame retry in a communication link
02/06/1996US5490150 Method and apparatus for data parity in a transmission system
02/06/1996US5490148 Bit error rate estimator
02/06/1996US5490136 Method of controlling transmission on a same radio channel of variable-rate information streams in radio communication systems
02/01/1996WO1996002980A1 A method and means for frequency hopping in a radio communication system
02/01/1996WO1996002979A2 Channel hopping in a radio communications system
02/01/1996DE4426739A1 Testing newly developed products and equipment in telephone exchange
02/01/1996DE19524479A1 Communication spacing control procedure for ascertaining quality of received signal
02/01/1996CA2194546A1 A method and means for frequency hopping in a radio communication system
02/01/1996CA2194545A1 Channel hopping in a radio communications system
01/1996
01/31/1996EP0695053A2 Asymmetric protocol for wireless communications
01/31/1996CN1116028A Relay apparatus
01/31/1996CN1116020A A wireless packet data communications modem and method of use therein
01/31/1996CN1115927A Superhighspeed bit-error sampling and testing method and instrument
01/31/1996CN1030881C Doplex communication control device
01/31/1996CN1030878C Error detection system
01/30/1996US5488638 Clock recovery method and apparatus in a diversity receiver
01/30/1996US5488575 Portable work station and data collection terminal including switchable multi purpose touch screen display
01/30/1996CA2154848A1 Multilevel weighted transmission method and multilevel weighted transmission and reception apparatus
01/25/1996WO1996002108A1 Data frame structure and synchronization system for digital television signal
01/25/1996WO1996002100A1 Trellis coded modulation system for hdtv
01/25/1996WO1996002096A1 Method and system for automatic optimization of data throughput using variable packet length and code parameters
01/25/1996WO1996002091A1 Method and apparatus for speech transmission in a mobile communications system
01/24/1996EP0693844A2 Digital quadrature modulator
01/24/1996EP0693241A1 Reliability-controlled data reception in receivers for tdma mobile radio systems
01/23/1996US5487072 Error monitoring algorithm for broadband signaling
01/23/1996US5487069 Wireless LAN
01/23/1996US5487068 Method for providing error correction using selective automatic repeat requests in a packet-switched communication system
01/22/1996CA2128587A1 Method and arrangement for recognition of a coded transmitted signal
01/18/1996WO1996001533A1 Signal protection and monitoring system
01/17/1996EP0692167A1 Apparatus and method for transmitting information between dual redundant components utilizing four signal paths
01/16/1996US5485583 System for controlling data transfer by setting and decrementing a counter based on the number of error correction bits and transfer bit rate respectively
01/16/1996US5485470 Communication circuit fault detector
01/16/1996CA2153956A1 Transmission system and apparatus therefor
01/11/1996WO1996000991A1 Phased array spread spectrum system and method
01/10/1996EP0691763A2 Ranging for a telecommunications network
01/10/1996EP0691760A2 Multiplexing in a Passive Optical Network (PON)
01/10/1996EP0691759A2 PON (Passive Optical Network) with spectrum division for starting up and configuration the network
01/10/1996EP0677223A4 Automatic retransmission request.
01/09/1996US5483670 Trunked radio repeater system with control channel monitoring feature
01/09/1996US5483639 Device for detecting transmission errors in balanced two-wire bus lines and two-bus interfaces