| Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004) |
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| 04/07/1987 | US4656622 Multiple paths in a self-routing packet and circuit switching network |
| 04/07/1987 | US4656621 Digital switching system |
| 04/07/1987 | CA1220285A1 Remote data link address sequencer and a memory arrangement for accessing and storing digital data |
| 04/07/1987 | CA1220267A1 Digital span conversion circuit |
| 04/07/1987 | CA1220266A1 Integrated communication system |
| 04/02/1987 | DE3534918A1 Computer-controlled PABX system |
| 04/01/1987 | EP0216488A2 Digital signal processor |
| 04/01/1987 | EP0216381A2 Discretionary call forwarding |
| 04/01/1987 | EP0216251A1 Device for the individual type-marking of signalling information translator building groups |
| 04/01/1987 | EP0215905A1 Combined voice/data telephone system |
| 03/31/1987 | US4654866 Combined narrow band and broad band telephone communication system |
| 03/31/1987 | US4654841 Method of transferring information via a digital telecommunication network and network for such transferring |
| 03/31/1987 | CA1219939A1 Exchange system |
| 03/25/1987 | EP0215711A2 Voice and data distribution system with fiber optic multinode star network |
| 03/25/1987 | EP0215526A2 Data communication system |
| 03/25/1987 | EP0215440A1 Signalling information translation centre for a TDM transmission system |
| 03/25/1987 | EP0215305A2 Method and exchange for switching information channels containing data jackets |
| 03/25/1987 | CN85106540A System for controlling the activation sequence of a network |
| 03/24/1987 | US4653085 Telephone switching system adjunct call processing arrangement |
| 03/24/1987 | US4653048 Method for interprocessor message accountability |
| 03/24/1987 | US4653047 Communication subsystem |
| 03/24/1987 | US4653046 Single channel subscriber carrier system |
| 03/24/1987 | US4653045 Interactive facility control arrangement |
| 03/24/1987 | US4653043 Pre-cutover verification of switching system subscriber lines served via digital carrier facilities |
| 03/24/1987 | CA1219663A1 Data call transfer |
| 03/18/1987 | EP0214593A2 Ring packet switch |
| 03/18/1987 | EP0214499A2 Controlling multi-port hunt groups in a distributed control switching system |
| 03/18/1987 | EP0214476A1 Method and circuit arrangement for the transmission of data signals between two control devices within a loop system |
| 03/18/1987 | EP0214474A1 Method and circuit arrangement for the transmission of data signals between control devices interconnected by a loop system |
| 03/18/1987 | EP0214398A1 Method for supervising and controlling the traffic in digital transmission networks |
| 03/18/1987 | EP0214263A1 Optical networks |
| 03/12/1987 | WO1987001547A1 Subscriber line card arrangement |
| 03/11/1987 | EP0213607A1 Device for telecommunication along optical fibres |
| 03/10/1987 | CA1219092A1 Time-division-multiplex loop telecommunication system comprising a first and a second transmission line |
| 03/04/1987 | EP0212261A1 Broad-band distribution and communication system |
| 03/04/1987 | EP0212031A1 Dynamic bandwidth allocation mechanism between circuit slots and packet bit stream in a communication network |
| 03/03/1987 | US4648090 Arrangement for controlling switched speech or data communication in a communications exchange |
| 03/03/1987 | US4647925 Circuit employing intercoupled state machines for transmitting and receiving multiformatted sequences of voice and data characters |
| 02/25/1987 | EP0211675A2 Line terminating apparatus |
| 02/25/1987 | EP0211337A2 Burst-switching communications system |
| 02/25/1987 | EP0211336A2 Port circuit for coupling an end-user instrument with a port of a communications system |
| 02/25/1987 | EP0211245A1 Circuit arrangement for telecommunication exchanges, particularly telephone exchanges, comprising switching networks for single and multichannel connexions |
| 02/25/1987 | CN86104257A Communication system with remote-controlled signal receiving apparatus |
| 02/24/1987 | US4646294 High-speed queue sequencer for a burst-switching communications system |
| 02/19/1987 | DE3626870A1 Method for operating a digital telecommunications network with common-channel signalling |
| 02/17/1987 | US4644535 PCM channel multiplexer/demultiplexer |
| 02/17/1987 | US4644529 High-speed switching processor for a burst-switching communications system |
| 02/17/1987 | US4644528 Terminating port determination in a distributed control switching system using a distributed database |
| 02/12/1987 | WO1987001006A1 Circuit arrangement to align the pcm groups entering a communication branch point with another |
| 02/11/1987 | CN86101291A Selecting arrangements for multiplex systems |
| 02/10/1987 | US4642805 Digital link for telephone station sets |
| 02/10/1987 | CA1217871A Duplex central processing unit synchronization circuit |
| 02/10/1987 | CA1217845A Digital phase locking arrangement for synchronizing digital span data |
| 02/10/1987 | CA1217844A Duplex digital span transmission circuit arrangement |
| 02/10/1987 | CA1217843A Digital span transmission circuit |
| 02/05/1987 | DE3624705A1 Data transmission device |
| 02/04/1987 | EP0210798A2 Programmable data-routing multiplexer |
| 02/04/1987 | EP0210797A2 Digital Subscriber controller |
| 02/04/1987 | EP0210598A2 High-speed queue sequencer for a burst-switching communications system |
| 02/04/1987 | EP0210597A2 Link switch for a burst-switching communications system |
| 02/04/1987 | EP0210596A2 Methods of installing and assigning control processors in a distributed-control communications system |
| 02/04/1987 | EP0210595A2 Burst-switching method for an integrated communications system |
| 02/04/1987 | EP0210594A2 Switching apparatus for burst-switching communications system |
| 02/04/1987 | EP0210593A2 High-speed switching processor for a burst-switching communications system |
| 02/04/1987 | EP0210592A2 Methods of establishing and terminating connections in a distributed-control communications system |
| 02/04/1987 | EP0210365A2 Sound transmission method for data way system |
| 02/03/1987 | US4641301 Telecommunication switching system and priority arrangement used therein |
| 02/03/1987 | US4641300 Digital tie line |
| 01/28/1987 | EP0209824A1 Channel distributor for digital signals |
| 01/27/1987 | US4639937 HF avalanche relay communication technique |
| 01/27/1987 | US4639910 Apparatus for establishing communication paths |
| 01/27/1987 | US4639909 Digital signal distributor |
| 01/24/1987 | CN85101201A Extended equipment for communication system |
| 01/21/1987 | EP0209193A1 Method of switching time slots in a tdm-signal and arrangement for performing the method |
| 01/21/1987 | EP0208729A1 Optical networks. |
| 01/20/1987 | US4638474 Communication system |
| 01/17/1987 | CN85101510A Time division multi-transmission transport bus of computerized exchange extension |
| 01/17/1987 | CN85101231A Signal receiving and conversion equipment |
| 01/15/1987 | WO1987000371A1 Circuit employing intercoupled state machines for transmitting and receiving multiformatted sequences of voice and data characters |
| 01/13/1987 | US4636584 Signaling protocol channel unit |
| 01/13/1987 | CA1216677A1 Data format converter |
| 01/13/1987 | CA1216652A1 Method of growth of a digital switchblock |
| 01/13/1987 | CA1216651A1 System for linking channel group in digital communication network |
| 01/10/1987 | CN85101153A Alternating communication channel switchover system |
| 01/06/1987 | US4635255 Digital subscriber controller |
| 01/06/1987 | US4635253 Exchange system including plural terminals for voice and data transmission |
| 01/06/1987 | US4635252 Conference circuit for digital communication systems |
| 01/06/1987 | US4635251 Meet-me conference with control capabilities |
| 01/06/1987 | US4635249 Glitchless clock signal control circuit for a duplicated system |
| 01/06/1987 | CA1216351A1 Channel selection in a switching system having clustered remote switching modules |
| 01/06/1987 | CA1216350A1 Control information communication arrangement for a time division switching system |
| 12/31/1986 | WO1986007661A1 Arrangement for establishing wide band connection in a switching network |
| 12/30/1986 | US4633461 Switching control for multiple stage time division switch |
| 12/30/1986 | US4633460 Time division switching system |
| 12/30/1986 | EP0206641A2 Telecommunications exchanges |
| 12/30/1986 | EP0206111A1 Digital local switching system |
| 12/30/1986 | EP0205863A1 Distribution system for broadband communications |
| 12/30/1986 | CA1216051A1 Digital switching system |
| 12/24/1986 | CN86101288A Number seeking and transfering in a distributing control system |
| 12/24/1986 | CN85104001A Digital timeslot and signaling bus in a digital pbx switch |