H04J 3 - Time-division multiplex systems

Patents for H04J 3 - Time-division multiplex systems (63,408)
01/1993
01/05/1993	US5177742 Demultiplexer for a serial and isochronous multiplex signal
01/05/1993	US5177739 Multiport - multipoint digital data service
01/05/1993	US5177738 Process and a monolithically integrated device for speed adaptation for integrated services digital network (isdn)
01/05/1993	CA1312362C Fault detection signal transmission system
12/1992
12/30/1992	EP0520803A2 Radio pager with variable gain setting controlled according to presence and absence of sync codes
12/30/1992	EP0519954A1 Digital data transmission system.
12/30/1992	CN1067541A Data bus interface apparatus
12/30/1992	CN1067540A Speech path multiplexing unit for carrier telephony
12/30/1992	CN1067539A Method and apparatus for providing carrier frequency offset compensation in tdma communication system
12/30/1992	CN1019725B Statistical measurement equipment and telecommunication system using same
12/29/1992	US5175767 In-band framing method and apparatus
12/29/1992	US5175734 Clock supply for multiplex systems
12/29/1992	US5175728 Flexible interface system for interfacing different complements of port circuits for a pcm telephony switching system
12/29/1992	CA1312131C Electronic telephone apparatus able to supply sync clock signals reliably, and method of controlling the supply of sync clock signals
12/25/1992	CA2072171A1 Clock recovery system capable of automatically switching a direction of a clock pulse sequence from one to another
12/23/1992	WO1992022891A1 Variable rate vocoder
12/23/1992	EP0519796A1 Multiplexer for inserting digital packets with different priority levels in a transmission channel
12/23/1992	EP0519563A2 System for converting synchronous time-division-multiplex signals into asynchronous time-division data packets
12/23/1992	EP0519490A2 Input-output signal control apparatus
12/23/1992	CA2635914A1 Error masking in a variable rate vocoder
12/22/1992	US5173901 Communication system for transmitting synchronous and asynchronous cell streams over a single transmission link
12/22/1992	US5173900 Method and apparatus for communicating different categories of data in a single data stream
12/22/1992	US5173899 Tdma communications network of transmitting information between a central station and remote stations
12/22/1992	CA1311818C Time division switching for multi-channel calls using two time switch memories acting as a frame aligner
12/19/1992	CA2071293A1 Device for insertion of digital packets in a transmission channel
12/16/1992	EP0518644A2 Videosignal multiplexing system
12/16/1992	EP0518432A2 Digital subscriber line circuit for connecting an ISDN subscriber to the trunk side of a digital exchange
12/16/1992	EP0517828A1 Hopped-carrier dynamic frequency reuse
12/16/1992	EP0289526B1 Adaptive threshold sampling method
12/15/1992	US5172396 Public service trunking simulcast system
12/15/1992	US5172393 Circuit arrangement for channel-specific processing of a multi-channel input signal
12/15/1992	US5172376 Sdh rejustification
12/15/1992	CA1311524C Drop/insert channel selecting system
12/13/1992	WO1992022966A1 A method and apparatus for estimating initial time alignment in a cellular communications network
12/09/1992	CN1066947A Amplitude control of burst signal in receiver
12/08/1992	US5170412 For the simultaneous exchange of several data streams
12/08/1992	US5170395 Multidirection multiplex communication system
12/08/1992	CA1311316C System for and method of multiplexing speech signals utilizing priority signals for individual transmission channels
12/07/1992	WO1992022151A1 Communications network and method
12/02/1992	EP0516531A1 Date processing method for date transfer system, in particular for telemetering or telecommand system
12/02/1992	EP0516374A1 Variable data rate channels for digital networks
12/02/1992	EP0516373A1 Variable data rate channels for digital networks
12/02/1992	EP0516134A1 RF power amplifier
12/02/1992	EP0516079A2 Digital signal transmission system having monitor equipment
12/02/1992	EP0515376A1 Process and device for beat recovery.
12/01/1992	WO1992022155A1 Tdma communication using carrier frequency offset compensation
12/01/1992	US5168494 Method for transmitting a digital broadband signal in a tributary unit concatenation via a network of a synchronous digital multiplex hierarchy
12/01/1992	US5168356 Apparatus for segmenting encoded video signal for transmission
12/01/1992	CA2069985A1 Data processing method for a data exchange system, especially a telemetering or remote control system
11/1992
11/28/1992	CA2069284A1 Digital signal transmission system having monitor equipment
11/26/1992	WO1992021187A1 Dynamic channel allocation method and system for integrated services digital network
11/26/1992	DE4216911A1 Verbesserung bei echowiederkehrverlusten Improvement in echo recurring losses
11/25/1992	EP0515277A1 Modular traffic analyser of digital signals
11/25/1992	EP0515101A2 Buffer control for variable bit-rate channel
11/25/1992	EP0514866A2 Stuff bit synchronization system
11/25/1992	EP0514462A1 Multiple buffer time division multiplexing ring
11/24/1992	US5166925 T carrier network test apparatus and method
11/24/1992	US5166923 Loopback test starting system
11/19/1992	EP0514200A2 TDMA radio communication apparatus
11/18/1992	CA2068822A1 Tdma radio communication apparatus
11/17/1992	US5165092 Method of processing the signalling information within configurable multiplexers
11/17/1992	US5164938 Bandwidth seizing in integrated services networks
11/17/1992	CA1310437C Digital loop carrier system having programmable timeslot and bandwidth allocation circuit
11/17/1992	CA1310436C Tdm data transmission system
11/17/1992	CA1310435C Conditional multiplexer
11/17/1992	CA1310420C Apparatus and method for mapping of pcm signaling at signaling rate conversion boundaries
11/12/1992	WO1992020025A1 Circuit arrangement for converting a plurality of analog electrical measurement signals applied to input terminals to corresponding digital signals
11/12/1992	EP0591150A4 Congestion management based on multiple framing strategy.
11/11/1992	WO1992021190A1 Fault detection and isolation of fiber to the curb systems
11/11/1992	EP0512642A1 Optical transceiver arrangement
11/11/1992	CN1066162A Multiplex data ring transmission
11/11/1992	CA2108179A1 Fault detection and isolation of fiber to the curb systems
11/10/1992	WO1992020175A1 Method and apparatus for translating signaling information
11/10/1992	WO1992020174A1 Device and method for asynchronous cyclic redundancy checking for digital receivers
11/10/1992	US5163181 Multiple rf signal amplification method and apparatus
11/10/1992	US5163069 Pattern synchronizing circuit and method
11/10/1992	US5163068 Arbitrarily large clock networks with constant skew bound
11/10/1992	US5163042 Exchange route decision system and method
11/10/1992	US5162746 Digitally controlled crystal-based jitter attenuator
11/10/1992	US5162666 Transmission gate series multiplexer
11/10/1992	CA2109214A1 Method and apparatus for translating signaling information
11/09/1992	CA2068126A1 Optical transceiver arrangement
11/05/1992	DE4114971A1 Schaltungsanordnung zum wandeln mehrerer an eingangsanschluessen liegender, analoger elektrischer messsignale in entsprechende digitale signale Circuitry to convert more of eingangsanschluessen lying, analog electrical measuring signals into corresponding digital signals
11/04/1992	EP0511786A2 Apparatus and method for timing distribution over an asynchronous ring
11/04/1992	EP0511373A1 Dc-free line code and bit and frame synchronization for arbitrary data transmission
11/04/1992	EP0302112B1 Multiplex dividing apparatus in a synchronous multiplexing system
11/03/1992	US5161153 Synchronous network
11/03/1992	US5161152 High-speed synchronous transmission line access terminal
10/1992
10/28/1992	EP0510364A2 Repeater station wherein input frame data are accessible
10/28/1992	EP0479950A4 Synchronization and equalization in a tdma cellular system
10/28/1992	EP0454727A4 Active signalling transmitter control
10/28/1992	CN1018884B Hopped-carrier dynamic frequency reuse
10/27/1992	US5159638 Speech detector with improved line-fault immunity
10/27/1992	US5159595 Ring transmission system
10/27/1992	US5159590 Multi-slot call relocation control method and system
10/27/1992	US5159447 Buffer control for variable bit-rate channel
10/27/1992	CA1309520C Digital loop carrier system having multiplexed interrupt structure
10/27/1992	CA1309519C Transfer of messages in a multiplexed system
10/27/1992	CA1309499C Data format conversion circuit
10/21/1992	EP0509799A2 Highly-efficient time-division data multiplexing apparatus

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