Patents
Patents for H04L 7 - Arrangements for synchronising receiver with transmitter (36,432)
05/1994
05/04/1994EP0595780A1 A method and an arrangement for minimizing a phase difference between two datastreams prior to changeover
05/04/1994EP0595454A2 Disk drive using PRML class IV sampling data detection with digital adaptive equalization
05/04/1994EP0595206A2 Device for the synchronisation of optical pulses
05/04/1994EP0594878A1 Passive optical telecommunication system
05/04/1994CN1086362A Data transfer method and apparatus having dual frequency operation
05/03/1994US5309484 Method and apparatus for asynchronous timing recovery using interpolation filter
05/03/1994US5309483 Data recovery device
05/03/1994US5309482 Receiver having an adjustable matched filter
05/03/1994US5309439 TDMA system with a virtual reference
05/03/1994US5309267 Optical communication system using a Sagnac switch
05/03/1994US5309035 Method and apparatus for clock skew reduction through absolute delay regulation
05/03/1994CA1329240C Clock phase detector
04/1994
04/28/1994WO1994009578A1 An apparatus for transferring information from a first to a second electronic unit
04/27/1994EP0594402A2 Apparatus for and method of clock timing recovery in a receiver
04/27/1994EP0594356A2 Multirate, SONET-ready, switching arrangement
04/27/1994EP0594354A2 Call handoff in a wireless telephone system
04/27/1994EP0594246A1 Data processing circuit
04/27/1994EP0386148B1 Apparatus and method for identification of message initiation in a process control network
04/20/1994EP0593208A1 Optical communication system
04/20/1994EP0593206A1 Optical nyquist rate multiplexer and demultiplexer
04/20/1994EP0592725A1 Transfer method, frame information extraction circuit and clock pulse stream regenerator used therein
04/20/1994EP0592686A1 Receiver for digital communication system
04/20/1994EP0592615A1 Clock recovery
04/20/1994CN1085712A Digital separating plug-in type positive (negative) code speed regulating method and its apparatus
04/20/1994CN1085710A Demultiplexor circuit
04/19/1994US5305354 Aborting synchronizer
04/19/1994US5305308 Wireless access telephone-to-telephone network interface architecture
04/19/1994CA1328681C Differential phase-shift keying demodulator
04/14/1994WO1994008414A1 Cell based wide area network alternative access telephone and data system
04/14/1994WO1994008394A1 Timing recovery circuit for synchronous waveform sampling
04/14/1994CA2144953A1 Cell based wide area network alternative access telephone and data system
04/13/1994EP0399023B1 Device for synchronizing a series of variable length rasters
04/12/1994US5303270 Frame guard system
04/12/1994US5303262 Method and apparatus for triggering measurements from a TDMA signal
04/06/1994EP0590607A1 Low-power baud rate generator
04/06/1994EP0590212A1 Synchronization apparatus for a synchronous data communication system
04/05/1994US5301245 System for transmitting a commercial program in a CATV system
04/05/1994US5301196 Half-speed clock recovery and demultiplexer circuit
04/05/1994US5301195 Circuit for multiframe synchronization
04/05/1994US5301194 Packet re-transmitting system for satellite communication system of the slotted-aloha type
04/05/1994CA2041867C Current averaging data separator
03/1994
03/30/1994EP0589617A1 All-optical repeater for an optical communication system
03/30/1994EP0589117A1 Adapter for the connection to a clear-channel telecommunication network
03/29/1994US5299237 Asymmetrical data tracking digital phase locked loop
03/29/1994US5299236 System and method for obtaining and maintaining synchronization of a demodulated signal
03/29/1994US5299235 Time synchronization of a receiver in a digital radio telephone system
03/29/1994US5298998 Synchronous clock generator and time-base error corrector
03/29/1994US5297869 Apparatus and method for synchronizing a digital data clock in a receiver with a digital data clock in a transmitter
03/29/1994CA2021361C Quadrature demodulation of a data sequence following a particular signal sequence with a local reference carrier signal having a frequency different from a received carrier signal
03/29/1994CA1328130C Scrambling in digital communications network
03/26/1994CA2094408A1 Adapter for the connection to a clear-channel telecommunication network
03/24/1994DE4242807C1 Synchronising signal generator to external clock signal - allowing signal generator to take on timing ratio of external clock signal.
03/23/1994EP0588745A1 Multi-media analog/digital/optical switching apparatus
03/23/1994EP0588112A1 Device for clock recovery
03/23/1994EP0588104A2 Multipath torus switching apparatus
03/23/1994EP0588025A2 Switch-based microchannel planar apparatus
03/23/1994EP0587680A1 Method and apparatus for detecting a sequence of clock reference pulses
03/23/1994EP0587641A1 Tdma communication using carrier frequency offset compensation
03/23/1994EP0587626A1 Process for the radio transmission of a control signal varying in time and radio receiver for receiving such a control signal.
03/23/1994EP0255840B1 Circuit for detecting synchronism in a digital broadcast receiver
03/22/1994US5297185 Pattern detection and synchronization circuit
03/22/1994US5297181 Method and apparatus for providing a digital audio interface protocol
03/22/1994US5297180 Digital clock dejitter circuits for regenerating clock signals with minimal jitter
03/22/1994US5297173 Phase/frequency comparator for timing recovering circuit
03/22/1994US5297172 Method and apparatus for clock recovery for digitally implemented modem
03/22/1994US5297169 Equalizer training in a radiotelephone system
03/22/1994US5297164 Digital communications systems
03/22/1994US5297162 System and method for bit timing synchronization in an adaptive direct sequence CDMA communication system
03/22/1994US5297145 Digital subscriber line circuit for connecting an ISDN subscriber to the trunk side of a digital exchange
03/18/1994CA2099024A1 Multi media analog/digital/optical switching apparatus
03/17/1994WO1994006228A1 Adaptive data recovery for spread spectrum systems
03/17/1994WO1994006214A1 Data transfer method and apparatus having dual frequency operation
03/16/1994EP0586434A1 Radio system with measurement and adjustment of transfer delay
03/15/1994US5295163 Synchronization method for a run length-limited (1,7)-code, and circuit arrangement for said method
03/15/1994US5295155 Multi-level digital data regeneration system
03/15/1994US5294844 Sampling signal generation circuit
03/15/1994US5294842 Update synchronizer
03/10/1994DE4316494C1 Clock synchronisation for received digital signal - using frequency divider reset by received digital signal, providing clock signal for sampling stage
03/09/1994EP0586256A2 Time measurement system
03/09/1994EP0586236A2 Clock generators for magnetic disk drives
03/09/1994EP0585996A1 Device for rearranging the bit rate of virtual circuits in a time multiplexed asynchronous transmission
03/08/1994CA1327639C Timing recovery system using bipolar-pattern center estimator
03/03/1994WO1994004973A1 Rationally clocked communication interface
03/02/1994EP0585090A2 Phase-locked loop system with compensation for data-transition-dependent variations in loop gain
03/02/1994EP0585061A2 High availability leased lines
03/02/1994EP0584727A2 Automatic clock signal phase adjusting circuit
03/01/1994US5291529 Handshake synchronization system
03/01/1994US5291528 Circuit for glitch-free switching of asynchronous clock sources
03/01/1994US5291526 Digital signal reproducing apparatus for reducing influence by jitter
03/01/1994US5291523 Viterbi receiver with improved timing means
03/01/1994US5291522 Device and method for estimating sampled value of impulse response and signal reproduction system using the device
03/01/1994US5291515 Spread spectrum communication device
03/01/1994CA2038645C Control device for radio communication apparatus
03/01/1994CA1327413C Optical communications network
02/1994
02/23/1994EP0583890A2 Apparatus for time division multiplexed processing of frequency division multiplexed signals
02/23/1994EP0583612A2 Method for automatically connecting a communication system to an external reference clock
02/23/1994EP0583303A1 Optical clock extraction.
02/23/1994CN1082799A Apparatus for time division multiplexed processing of frequency division multiplexed signals
02/22/1994US5289508 Clock information transmitting device and clock information receiving device
02/22/1994US5289507 Clock dejitter circuits for regenerating jittered clock signals