Patents
Patents for H04L 7 - Arrangements for synchronising receiver with transmitter (36,432)
10/1997
10/15/1997EP0800731A1 Clock signal recovery system for communication systems using pulse amplitude modulation/quadrature amplitude modulation
10/15/1997CN1162230A Frequency error measuring device and radio equipment
10/15/1997CN1162225A Method for quadrature frequency-division multi-channel sharing, synchronous method, modulator and demodulator
10/15/1997CN1162219A Phase-locked loop circuit
10/14/1997US5677935 Sync detecting method and sync detecting circuit
10/14/1997US5677931 Transmission path switching apparatus
10/14/1997US5677802 Phase locked loop circuit with adjustable offset characteristic, method for adjustment and apparatus
10/09/1997WO1997037509A1 Combined minicell alignment and header protection method and apparatus
10/09/1997WO1997037468A1 Channel estimation arrangement
10/09/1997WO1997037437A1 Frequency tracking for communication signals using m-ary orthogonal walsh modulation
10/09/1997DE19610163A1 Convolution decoder synchronising method for data and digitalised radio program signal
10/08/1997EP0800326A2 Synchronous and asynchronous recovery of signals in an ATM network
10/08/1997EP0800295A2 Method and apparatus for data packet transmission
10/08/1997EP0800287A2 A transmission system for digital audio broadcasting
10/08/1997EP0800274A2 PLL circuit
10/08/1997EP0799537A1 Node in optical tdm network
10/08/1997EP0774183A4 Equalization system for timing recovery in electronic data transmission
10/08/1997CN1161612A Radio communications receiver
10/08/1997CN1161611A Radio communications receiver
10/07/1997US5675612 In a digital communications system
10/07/1997US5675591 Reverse checksum method for telecommunication systems
10/07/1997US5675584 High speed serial link for fully duplexed data communication
10/07/1997US5675284 Frequency lock indicator for FPLL demodulated signal having a pilot
10/07/1997US5675274 Semiconductor clock signal generation circuit
10/04/1997CA2198307A1 Synchronous and asynchronous recovery of signals in an atm network
10/02/1997WO1997036408A2 Transition controlled balanced encoding scheme
10/02/1997WO1997036403A1 Bitstream management
10/02/1997WO1997036395A1 A method and an arrangement for receiving a symbol sequence
10/02/1997WO1997036390A1 Block spectrum receiver for a broadband communications system
10/02/1997WO1997036375A1 Transmit clock generation system and method
10/01/1997EP0798630A1 A synchronizer, method and system for transferring data
10/01/1997EP0797877A1 Digital transmission system for encoding and decoding attribute data into error checking symbols of main data
10/01/1997EP0797826A1 Apparatus for decoding a channel signal into an information signal and reproducing arrangement provided with the apparatus
10/01/1997CN1160955A Synchronization device for digital communications
10/01/1997CN1160954A Digital signal processing method and apparatus
09/1997
09/30/1997US5673296 Frame synchronization circuit for digital communication system
09/30/1997US5673133 Phase synchronization system
09/30/1997US5673130 Circuit and method of encoding and decoding digital data transmitted along optical fibers
09/30/1997CA2105966C Call routing for a radiotelephone in multiple radiotelephone systems
09/25/1997WO1997035368A1 Optical unit comprising ring lasers for multiplying the frequency of a clock signal
09/24/1997EP0797328A1 Method for receiving a wireless transmitted bit pattern
09/24/1997EP0797314A2 Synchronizer for receiver of spread spectrum communication apparatus
09/24/1997EP0796524A1 Digital data phase detector
09/24/1997EP0766892A4 Apparatus and method for clock alignment and switching
09/24/1997CN1160318A Device and method for converting data transfer rate in communication of digital audio/video data
09/23/1997US5671259 Clock recovery circuit
09/23/1997US5671258 Clock recovery circuit and receiver using same
09/23/1997US5671257 Symbol timing recovery based on complex sample magnitude
09/23/1997US5671253 Apparatus for demodulating and decoding video signals encoded in different formats
09/23/1997US5671228 System for detecting non-coincidence of codes
09/23/1997US5671227 Transmission system for transmitting and detecting the beginning of the frame of a frame synchronized signal
09/23/1997US5670913 Phase locked loop circuit with false locking detector and a lock acquisition sweep
09/18/1997WO1997034421A1 Data transmission using atm over hybrid fiber coax
09/18/1997WO1997034396A1 Data transmission using carrierless qam
09/18/1997WO1997034193A2 All-optical bit phase sensing
09/18/1997DE19709770A1 Phase equalising or locking of output signal to input signal
09/17/1997EP0795971A2 Spread spectrum communication system for mobile system with synchronisation code
09/17/1997EP0795239A1 Method for synchronization of transmitter and receiver at mobile radio system
09/17/1997EP0795234A1 Steered frequency phase locked loop
09/17/1997EP0795147A1 Clock synchronisation
09/17/1997EP0509020B1 Time division multiplexed selective call signalling system
09/16/1997US5668841 Timing recovery for variable bit-rate video on asynchronous transfer mode (ATM) networks
09/16/1997US5668840 Synchronizing circuit for use in a digital audio signal compressingxpanding system
09/16/1997US5668838 Instantaneous phase detecting circuit and clock recovery signal generating circuit incorporated in differential demodulator
09/16/1997US5668831 For the reception of data packets
09/16/1997US5668830 Digital phase alignment and integrated multichannel transceiver employing same
09/16/1997US5668828 Enhanced frequency agile radio
09/16/1997US5668813 Dynamic synchronization code detection window
09/16/1997US5668810 Data transmission protocol method and apparatus
09/16/1997US5668601 Audio/video decoding system
09/12/1997WO1997033374A1 Process and device for generating a plurality of derived clock signals
09/11/1997DE19608666A1 Verfahren und Anordnung zur Ableitung von mehreren Taktsignalen Method and apparatus for deriving a plurality of clock signals
09/10/1997EP0794635A2 Synchronization equipment
09/10/1997EP0794634A2 Clock recovery circuit for QAM demodulator
09/10/1997EP0794485A1 Method and device for bit pattern detection
09/10/1997CN1159263A Apparatus and method for synchronizing base sites individually in communication system
09/09/1997US5666660 System for receiving a radio signal including multiple receiving units
09/09/1997US5666388 Clock recovery circuit with matched oscillators
09/09/1997US5666387 Signal processing device having PLL circuits
09/09/1997US5666386 Digital demodulating apparatus capable of selecting proper sampling clock for data transmission speed
09/09/1997US5666378 High performance modem using pilot symbols for equalization and frame synchronization
09/09/1997US5666366 Inter-base synchronization technique for a TDMA communication system
09/09/1997US5666358 Method and apparatus for supporting TDMA operating over hybrid fiber coaxial (HFC) or other channels
09/09/1997US5666079 Binary relative delay line
09/09/1997CA2063421C Synchronization and equalization in a tdma cellular system
09/09/1997CA2039059C Communication network node
09/09/1997CA2034007C Modulator-demodulator device capable of detecting an unsynchronized frame state
09/04/1997WO1997032416A1 Digital phase lock loop and system for digital clock recovery
09/03/1997EP0793365A2 Filter in a digital timing recovery system
09/03/1997EP0793364A2 Oscillation network in a digital timing recovery system
09/03/1997EP0793363A2 Timing recovery system for a digital signal processor
09/03/1997EP0695484A4 Time alignment in a cdma system
09/02/1997US5664165 In a data processing system
09/02/1997US5664108 High bit rate CSMA/CD using multiple pairs
09/02/1997US5663989 Control arrangements for digital radio receivers
09/02/1997US5663981 Radio communication apparatus
09/02/1997US5663668 Semiconductor integrated circuit device
09/02/1997US5663666 Digital phase detector
08/1997
08/28/1997WO1997031443A1 Channel selection in an optical tdma network
08/28/1997WO1997031436A1 Dark pulse tdma optical network