Patents
Patents for H04L 7 - Arrangements for synchronising receiver with transmitter (36,432)
04/1989
04/19/1989EP0312260A2 A high-speed demultiplexer circuit
04/19/1989EP0312259A2 A high-speed multiplexer circuit
04/19/1989EP0312193A2 Code correlation arrangement
04/19/1989EP0311974A2 Timing recovery system using bipolar-pattern center estimator
04/19/1989EP0311973A2 Quotient phase-shift processor for digital phase-licked-loops
04/19/1989EP0311691A1 Optical recording/reproducing apparatus
04/18/1989US4823363 Phase-locked clock regeneration circuit for digital transmission systems
04/18/1989US4823362 Block synchronization data communication unit in mobile radio
04/18/1989US4823360 Binary data regenerator with adaptive threshold level
04/18/1989US4823328 Radio signal controlled digital clock
04/18/1989CA1252865A1 Glitchless clock signal control circuit for a duplicated system
04/12/1989EP0311237A2 Digital integrated circuit propagation delay regulator
04/11/1989US4821297 Digital phase locked loop clock recovery scheme
04/11/1989US4821296 Digital phase aligner with outrigger sampling
04/11/1989US4821295 Two-stage synchronizer
04/11/1989US4821292 Adaptive limiter/detector which changes time constant upon detection of dotting pattern
04/11/1989US4821270 Method for decoding data transmitted along a data channel and an apparatus for executing the method
04/11/1989US4821262 System for transmitting and receiving data in a time-division multiplex mode applicable to a vehicle
04/11/1989US4821227 Plesiochronous matching apparatus
04/11/1989US4820994 Phase regulating circuit
04/11/1989US4820939 Finite metastable time synchronizer
04/06/1989DE3731674A1 Process for synchronising terminals within an information transmission system with asynchronous time slot access
04/05/1989EP0310066A2 Programmable multiplexing/demultiplexing system
04/05/1989EP0309849A1 Arrangement for the correction of the pulse length of a digital signal
04/04/1989US4819251 High speed non-return-to-zero digital clock recovery apparatus
04/04/1989US4819208 Biodirectional elastic store circuit
04/04/1989US4819080 Instrument for measuring the phase jitter of analog signals
04/04/1989US4818995 Parallel transmission system
04/04/1989CA1252157A1 Phase adjustment system
04/04/1989CA1252156A1 Sampling clock pulse generator
03/1989
03/29/1989EP0309302A2 Interchange system between logic modules
03/29/1989EP0308650A2 Method and device for deducting the word clock of a pulse position modulated signal
03/29/1989EP0308450A1 Jitter control in digital communications links.
03/28/1989US4817117 Method of and circuit arrangement for ensuring bit synchronization of a data block in a receiver
03/28/1989US4816834 Pulse synchronizing apparatus
03/28/1989US4816774 Frequency synthesizer with spur compensation
03/23/1989WO1989002681A1 Method of communicating digital signals and receiver for use with such method
03/23/1989DE3737015C1 Method and circuit arrangement for extracting a clock signal for a CMI signal
03/22/1989EP0308150A1 Method of communicating digital signals and receiver for use with such method
03/22/1989EP0307749A1 Method for optical data transmission between two galvanically separated transmission and reception devices
03/21/1989US4815110 Method and a system for synchronizing clocks in a bus type local network
03/21/1989US4815103 Equalizer-based timing recovery
03/21/1989US4815102 Clock generation in a transmission system having a strong bandwidth limitation
03/21/1989US4814761 Method and apparatus for communication control in loop communication network
03/21/1989CA1251518A1 Receiver unit having synchronous pull-in circuit
03/15/1989EP0306941A2 Variable bit rate clock recovery circuit
03/15/1989EP0306713A2 Method and device for data processing
03/15/1989EP0306662A2 Apparatus for skew compensating signals
03/14/1989US4813005 Device for synchronizing the output pulses of a circuit with an input clock
03/14/1989US4812906 Circuit arrangement for frequency division
03/14/1989CA1251266A1 Distribution device for a triple clock generating signals with a synchronisation component
03/14/1989CA1251263A1 Synchronous/asynchronous modem
03/08/1989EP0306059A2 Telemetry system with signal booster for digital data transmission through a transmission line
03/08/1989EP0306002A1 Process for the adaptive phase adjustment in a synchronous wide-band digital signal coupler
03/08/1989EP0305467A1 Method and apparatus for transmitting a synchronous data signal on a transmission medium on which the transmission rate is greater than the data signal bit rate.
03/07/1989US4811367 Circuit for detecting plural kinds of multi-frame synchronization on a digital transmission line
03/07/1989US4811366 Start pattern detecting apparatus
03/07/1989US4811364 Method and apparatus for stabilized data transmission
03/07/1989US4811361 Method and apparatus for transmission of digital data
03/07/1989US4811341 Hierarchical data transmission system
03/07/1989US4811340 Synchronization of asynchronous data signals
03/07/1989US4811282 Retiming circuit for pulse signals, particularly for microprocessor peripherals
03/07/1989CA1250910A1 Asynchronous and non-data decision directed equalizer adjustment
03/07/1989CA1250907A1 Device for transmitting a clock signal with a synchronisation signal
03/07/1989CA1250906A1 Repeater for the distribution of triple clock signals
03/07/1989CA1250899A1 Data communication system with block synchronization data in mobile radio
03/01/1989EP0305261A1 Method for quickly synchronizing vocoders coupled by enciphering and deciphering apparatuses
03/01/1989EP0305200A2 Radio signal controlled digital clock
03/01/1989EP0305036A2 Pseudorandom word sequence synchronizer
03/01/1989EP0304815A2 Circuit for the detection and/or control of synchronisation words comprised in a serial data stream
03/01/1989EP0304814A2 Synchronisation circuit
02/1989
02/28/1989US4809306 For recovering timing information from a data stream
02/28/1989US4809305 Frame synchronization method
02/28/1989US4809304 Method of extracting a synchronous clock signal from a single- or double-density coded signal, and apparatus for performing the method
02/28/1989US4809303 Dynamic speed shifter for fiber optic work station
02/28/1989US4808994 Logic interchange system
02/28/1989US4808970 Decoding device for CMI code
02/28/1989US4808937 Phase-locked loop for a modem
02/28/1989US4808884 High order digital phase-locked loop system
02/23/1989WO1989001721A2 Synchronous signal decoder
02/23/1989WO1988002171A3 Remote accessible memory devices
02/22/1989CN1003399B 解调器 Demodulator
02/21/1989US4807290 Self-synchronizing scrambler
02/21/1989US4807260 Non high frequency clock dependent Manchester biphasic decoder and comparator
02/21/1989US4807258 Method for synchronizing a digital communication system
02/21/1989US4807257 Apparatus for the regeneration of channel-clock information in synchronous data transmission and data-recovery circuit arrangement comprising such apparatus
02/21/1989US4807230 Frame synchronization
02/14/1989US4805197 Method and apparatus for recovering clock information from a received digital signal and for synchronizing that signal
02/14/1989US4805196 Line delay compensation for digital transmission systems utilizing low power line drivers
02/14/1989US4805195 Selectable timing delay circuit
02/14/1989US4805191 Digital data receiver
02/09/1989WO1989001263A1 Variable frequency system having linear combination of charge pump and voltage controlled oscillator
02/08/1989CN1003271B Method and apparatus for telephone exchange system synchronize
02/07/1989US4803705 Analog phase locked loop
02/07/1989US4803704 Circuit arrangement for the recognition of impermissable phase errors in a phase locked loop
02/07/1989US4803703 Apparatus and method for fine synchronization of a communication receiver
02/01/1989EP0301616A2 Digital phase-locked-loop clock extractor for bipolar signals
01/1989
01/31/1989US4802192 Circuit for detecting synchronizing code
01/31/1989US4801818 Clock regeneration circuit
01/25/1989EP0300826A2 Digital data detector