Patents
Patents for H04L 7 - Arrangements for synchronising receiver with transmitter (36,432)
06/1993
06/30/1993EP0549125A1 Synchronous digital signal to asynchronous digital signal desynchronizer
06/30/1993EP0549047A1 Scrambler/descrambler and synchronizer for a data transmission system
06/30/1993EP0548089A1 Token ring synchronization
06/29/1993US5224194 All-optical timing restoration
06/29/1993US5224130 Signal detection apparatus
06/29/1993CA2002585C Demodulator with composite transversal equalizer and eye detection clock synchronizer
06/24/1993WO1993012602A1 Controllable multiplexer for a digital switch
06/24/1993WO1993012601A1 Timing and automatic frequency control of digital receiver using the cyclic properties of a non-linear operation
06/24/1993WO1993012600A1 Digital clock dejitter circuits for regenerating clock signals with minimal jitter
06/23/1993EP0547768A2 Synchronizer apparatus and method
06/23/1993EP0547539A1 Clock recovery circuit for a receiving unit with auto-adaptive equalisation using oversampling together with differentially coherent demodulation
06/23/1993CN1021395C Synchronous-asynchronous converter
06/22/1993US5222108 Cell transmission phase and rate converting circuit capable of minimizing extension of faults
06/22/1993US5222107 Transmission and reception synchronization device for a communication network station particularly for automotive vehicles
06/22/1993US5222105 Opto-electronic interface for decoding wave division multiplexed manchester gray coded binary signals
06/22/1993US5222048 Method for determining borehole fluid influx
06/16/1993EP0546851A1 Digital data detector
06/15/1993US5220585 Serial clock generating circuit
06/15/1993US5220584 System for demodulation and synchronizing multiple tone waveforms
06/15/1993US5220581 Digital data link performance monitor
06/15/1993US5220568 Shift correcting code for channel encoded data
06/15/1993US5220448 Bit and frame synchronization unit for an access node of optical transmission equipment
06/14/1993WO1993012578A1 Apparatus and method for direct phase digitizing
06/14/1993CA2084860A1 Digital data detector
06/10/1993WO1993011605A1 Digital demodulator for preamble-less burst communications
06/09/1993EP0545907A2 Improved synchronous/asynchronous modem
06/09/1993EP0545516A2 Method of determining a synchronous signal pattern and method of and device for recording the synchronous signal pattern on a medium
06/09/1993EP0545461A2 Clock recovery circuit
06/09/1993EP0545392A2 Synchronous circuit
06/09/1993EP0511373A4 Dc-free line code and bit and frame synchronization for arbitrary data transmission
06/09/1993EP0509020A4 Time division multiplexed selective call signalling system
06/09/1993EP0308450B1 Jitter control in digital communications links
06/08/1993US5218620 Spread spectrum communication device
06/08/1993US5218437 Signal separator for separating teletext bit sequences from a broadcast television signal
06/08/1993CA1318981C Frame synchronizer for detecting misframes with different shift patterns
06/02/1993EP0543856A1 Compensation of a clock operating error.
06/01/1993US5216696 Programmable noise bandwidth reduction by means of digital averaging
06/01/1993US5216554 Digital phase error estimator
05/1993
05/28/1993CA2073560A1 Multi-media serial line switching adapter for parallel networks and heterogenous and homologous computer systems
05/27/1993WO1993010610A1 Method and apparatus for decoding manchester encoded data
05/26/1993EP0543488A2 Acquisition of frequency bursts in PCN
05/26/1993EP0348402B1 Timing error detector
05/25/1993US5214676 Digital phase detector arrangements
05/25/1993US5214674 Method and apparatus for carrier synchronization acquisition in a digital burst mode communication system
05/25/1993CA1318360C Apparatus for cancelling carrier phase jitters
05/25/1993CA1318358C2 Digital radio frequency receiver
05/24/1993CA2083420A1 Arrangement for clock recovery
05/19/1993CN1072301A Method for digital communication
05/18/1993US5212716 Data edge phase sorting circuits
05/18/1993US5212714 High speed data interface for land mobile communication system
05/18/1993US5212690 Method of synchronizing digital data by comparing to a reference word to determine bit errors
05/18/1993US5212689 Method of transmitting different commands relating to the choice of transmitter antenna in a time multiplex radio communications system
05/13/1993WO1993009625A1 Optimized clock recovery for an msk system
05/12/1993EP0541431A1 Method and circuit for reproducing a clock signal, clocking the transmission of the received signals
05/12/1993EP0541408A1 Method and device for controlling the mode of functioning of a digital phase lock loop
05/12/1993EP0541301A1 Matching the clock phase of duplicated clock circuits
05/12/1993EP0540946A2 Method for the digital transmission of informations
05/12/1993EP0540808A2 Synchronisation method for mobile telephone of GSM standard with beginning, normal and end synchronisation
05/12/1993EP0540630A1 Programmable digital acquisition and tracking controller.
05/12/1993EP0364557B1 A method and apparatus for stabilized data transmission
05/11/1993US5210754 Pattern synchronizing circuit
05/11/1993US5210745 Frame restructuring interface for digital bit streams multiplexed by time-division multiplexing digital tributaries with different bit rates
05/11/1993US5210700 Automatic delay adjustment for static timing analysis
05/08/1993WO1993015580A1 Circuit for detecting object signal from input signal
05/07/1993CA2081156A1 Process for digital information transmission
05/05/1993EP0540007A2 Method and apparatus for transmitting data blocks with parity and synchronizing blocks
05/05/1993EP0539704A1 An architecture for the accurate distribution of a network wide time reference value on a ring topology local area network
05/05/1993EP0539567A1 Device and method for asynchronous cyclic redundancy checking for digital receivers
05/05/1993CN1020532C Method of controlling frequency of coherent radio receiver and apparatus for carrying out method
05/05/1993CN1020531C Method of rapidly controlling frequency of coherent radio receiver and apparatus for carrying out method
05/04/1993US5208840 Method and arrangement for detecting framing bit sequence in digital data communications system
05/04/1993US5208839 Symbol synchronizer for sampled signals
05/04/1993US5208833 Multi-level symbol synchronizer
05/04/1993US5208812 Telecommunications system
04/1993
04/28/1993EP0539007A2 Apparatus and method for high speed flexible multiplexing for fibre optic data transmission
04/28/1993EP0538867A2 Decision-directed digital phase locked loop
04/28/1993EP0538737A1 False-lock detection and coherent demodulation of digital date
04/27/1993US5206888 Start-stop synchronous communication speed detecting apparatus
04/27/1993US5206887 Unique word detection apparatus
04/27/1993US5206883 Violation control circuit in ISDN
04/27/1993US5206857 Apparatus and method for timing distribution over an asynchronous ring
04/27/1993CA1317040C Repeater for regenerating frame-multiplexed signal
04/27/1993CA1316984C Error correction method for multicarrier radio transmission system
04/21/1993EP0537971A2 Method for algorithm independent cryptographic key management
04/20/1993US5204883 Method and apparatus for recognition of a framing pattern distributed in a serial bit stream
04/20/1993US5204879 High speed data detection and clock recovery in a received multi-level data signal
04/20/1993US5204676 Circuit arrangement for frequency conversion of a digital signal
04/19/1993EP0551253A4 Synchronous selective signalling system.
04/15/1993WO1993007681A1 Simulcast synchronization and equalization system and method therefor
04/13/1993US5202678 Recognition unit
04/13/1993CA1316236C Method of and circuit arrangement for synchronizing a digital data transmission arrangement with a network-external clock
04/08/1993DE4132325A1 Automatic clock adjustment circuit for IC(s) with D type flip=flops for data acceptance - synchronises data inputs to clock signal by delaying clock signal w.r.t. gate rise-fall and flip=flop transition-set times
04/07/1993EP0536069A1 Synchronisation method for terminals connected to a digital telecommunication network with an asynchronous transmission mode (ATM)
04/07/1993EP0536042A1 Phase lock detection device for a digital PLL
04/07/1993EP0535768A2 Telecommunications system with an arbitrary alignment parallel framer
04/07/1993EP0535357A2 Synchronous system for parallel data scrambling
04/06/1993US5200981 Fine timing recovery for QAM modem receiver
04/06/1993US5200976 Synchronizing system
04/06/1993CA1315851C Optical communication by injection-locking to a signal which modulates an optical carrier
04/05/1993WO1993007695A1 Synchronizing device for terminal equipment in an asynchronous transfer mode digital telecommunications network