Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
11/1994
11/10/1994DE4314791A1 Switching system
11/10/1994CA2159713A1 Tele- and data communication system
11/09/1994EP0624044A2 Digital time-division multiplex switching system
11/09/1994EP0624040A2 System for composing multimedia signals for interactive television services
11/09/1994EP0624039A2 Integrated television services system
11/09/1994EP0624022A1 Apparatus for testing the speech path in the switching network of a digital time-multiplex telephone exchange
11/09/1994EP0624015A2 Improvements relating to ATM communication systems
11/09/1994EP0623880A2 Crossbar switch for multiprocessor system
11/08/1994US5363378 Channel data transmission system
11/08/1994US5363374 Method for allocating resources by anticipated reservation in an integrated service satellite network
11/08/1994US5363371 Mobile ISDN radio system
11/08/1994US5363369 System for inter packet community communication
11/08/1994CA2085699C Method for establishing wideband and communications through a time division switching system
11/04/1994CA2120784A1 System for composing multimedia signals for interactive television services
11/02/1994EP0622969A2 Video conversation/monitoring system
11/02/1994EP0622968A2 ISDN communications system
11/02/1994EP0622967A1 Traffic generator
11/02/1994EP0622939A1 Method for routing of calls and communication terminals for such
11/02/1994EP0622918A2 Method and apparatus for adaptive clock recovery
11/02/1994EP0622004A1 Optical processing in asynchronous transfer mode network
11/01/1994US5361299 Exchange apparatus enclosing a plurality of extension terminals and connecting an extension terminal to a line wire
11/01/1994US5361259 Wide area network (WAN)-arrangement
11/01/1994US5361255 Method and apparatus for a high speed asynchronous transfer mode switch
11/01/1994US5361254 Switch mechanism for switching signals at inputs onto outputs and switching networks for interlinking first and second transmission media
11/01/1994US5361252 Method and a device for monitoring channel split data packet transmission
11/01/1994US5361249 Fault tolerant switched communication system
11/01/1994CA2024809C Digital signal multiplexing apparatus and demultiplexing apparatus
10/1994
10/27/1994WO1994024803A1 Multimedia telecommunications network and service
10/27/1994WO1994024795A1 Integrated low complexity broadband multi-channel switch
10/27/1994WO1994024794A1 Multicast virtual circuit switch using cell recycling
10/27/1994WO1994024787A1 Process for converting digital data flows with atm cell structure
10/27/1994DE4312797A1 Method and device for segmenting data packets
10/27/1994DE4309315A1 Device for connecting a computer to the ISDN network
10/27/1994CA2160570A1 A conversion procedure for digital data streams in atm cell structure
10/26/1994EP0621736A2 Arrangement for transmitting digital information by cable
10/26/1994EP0621711A2 Switching system
10/26/1994EP0621700A2 Wavelength multiplexing network
10/25/1994US5359603 Mobile radio systems
10/25/1994US5359600 High throughput supervisory system for ATM switching systems transporting STM-N signals
10/25/1994US5359596 Apparatus and method for finding bandwidth and making circuits in a telecommunications transport network
10/25/1994US5359592 Bandwidth and congestion control for queue channels in a cell switching communication controller
10/25/1994CA2051232C Text mail system using isdn and isdn communication terminal device for use therein
10/25/1994CA2031785C Apparatus for programmably accessing and assigning time slots in a time division multiplexed communication system
10/19/1994EP0620695A2 Information transmission system with variable transmission rate
10/19/1994EP0620694A2 Optical cross-connect system with space and wavelength division switching stages
10/18/1994US5357558 Radio communication apparatus for ISDN
10/18/1994US5357542 Repeater station wherein input frame data are accessible
10/18/1994US5357510 Apparatus and a method for supervising and controlling ATM traffic
10/18/1994US5357508 Connectionless ATM network support using partial connections
10/18/1994US5357506 ATM self-routing switching system having input buffers adaptively controlled by contention test results
10/18/1994US5357504 Facility and method for D channel packet switching
10/18/1994CA1332631C Digital signal exchange equipment
10/13/1994WO1994023545A1 A broadband switching fabric in a communication controller
10/13/1994WO1994023517A1 Method and apparatus for managing the statistical multiplexing of data in digital communication networks
10/13/1994DE4311552A1 In-service monitoring of optical transmission devices
10/12/1994EP0619061A1 Receiver/decoder for a serial network of i/o devices
10/12/1994CN1093382A Surface modified particles and method of making the same
10/11/1994US5355404 Method of controlling parameter downloading from a communication switching system to customer stations
10/11/1994US5355401 Method and apparatus for providing telephony power through a coaxial cable network
10/11/1994US5355362 Digital loop carrier system
10/11/1994US5355238 Method and apparatus for the monitoring and demarcation of synchronous optical networks
10/11/1994US5355230 Facsimile apparatus and facsimile system
10/11/1994CA2050656C Digital data radio transmission system
10/11/1994CA1332459C Digital private branch exchange and method of manufacturing same
10/06/1994DE4405461C1 Calibration of TDMA systems including a passive optical network
10/05/1994EP0618750A2 Cell processing system
10/05/1994EP0618749A1 Apparatus and system for information multiplexing in ATM network
10/05/1994EP0618748A1 Apparatus and system for information multiplexing in ATM network
10/05/1994EP0618747A2 A controllable optical delay line
10/05/1994EP0618706A2 Statistical gain using ATM signalling
10/05/1994EP0618705A1 Asynchronous switching node distributing dynamically cells to outputs forming an irregular group
10/05/1994EP0618703A2 Method for point to multipoint connections in self-routing ATM switching networks
10/05/1994EP0618694A2 Method for synchronisation of travel time and clock phase of digital signals
10/05/1994EP0617877A1 A uniswitch comprising a plurality of units which are distributed locally and which are connected by means of physical links
10/05/1994EP0617876A1 Fibre optic telephone loop network.
10/05/1994EP0617867A1 Controllable multiplexer for a digital switch
10/05/1994CN1093210A Flow control system for packet switches
10/05/1994CN1093209A Clock phase adjustment between duplicated clock circuits
10/04/1994US5353326 Method for performing continuity check in an electronic exchange system
10/04/1994US5353285 Time slot management system
10/04/1994US5353281 Intermittenceless switching system
10/04/1994US5353145 Optical distributor
10/04/1994CA2060237C Network control arrangement
10/04/1994CA2033572C Digital cross connection apparatus
10/04/1994CA2029685C Isdn terminal equipment operating with circuit switching mode and packet switching mode
10/04/1994CA2008675C Wavelength-division switching system for optical frequency-shift keying signals
10/01/1994CA2120291A1 Asynchronous switching node dynamically distributing cells to outputs forming a so-called irregular group
09/1994
09/29/1994WO1994022273A1 A signal transmission system
09/29/1994WO1994022272A1 Switching equipment arrangement
09/29/1994WO1994022271A1 Isdn adapter board
09/29/1994WO1994022251A1 Method for synchronizing interconnected sdh and pdh telecommunications networks
09/29/1994WO1994022249A1 Method for controlling conditional connections in a synchronous digital telecommunications system
09/29/1994WO1994022244A1 Broadcasting communication system
09/29/1994WO1994016534A3 A wide area fiber and tv cable fast packet cell network
09/29/1994CA2157866A1 Isdn adapter board
09/29/1994CA2136541A1 Broadcasting communication system
09/28/1994EP0617530A1 Interconnection memory comprising an array of dual-port FIFO memories
09/28/1994EP0617372A1 Apparatus for determing the optimal value of a control parameter and use of the apparatus
09/28/1994CN1092922A Method for initializing a set of ISDN adapter cards being plugged in a workstation operating as an ISDN primary gateway, and apparatus
09/28/1994CN1092888A Database system and method for accessing the same