| Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004) |
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| 05/06/1986 | US4587651 Distributed variable bandwidth switch for voice, data, and image communications |
| 05/06/1986 | US4587650 Method of simultaneously transmitting isochronous and nonisochronous data on a local area network |
| 05/06/1986 | US4587649 Method of growth of a digital switchblock |
| 05/06/1986 | US4587381 Line identification apparatus for a telecommunications exchange |
| 05/06/1986 | CA1204231A1 Time slot arrangements for local area network systems |
| 05/06/1986 | CA1204230A1 Broadband communication system |
| 04/30/1986 | EP0179715A1 Interface circuit for connecting a digital equipment with a time-multiplexed link |
| 04/30/1986 | EP0179629A2 Packet switching system |
| 04/29/1986 | CA1203876A1 Peripheral control for a digital telephone system |
| 04/29/1986 | CA1203875A1 Switching system loopback test circuit |
| 04/24/1986 | WO1986002513A1 Interface circuit for connecting a digital equipment to a time multiplex link |
| 04/24/1986 | WO1986002512A1 PACKET SWITCHED MULTIPORT MEMORY NxM SWITCH NODE AND PROCESSING METHOD |
| 04/24/1986 | WO1986002511A1 Load balancing for packet switching nodes |
| 04/23/1986 | EP0178549A1 Circuit arrangement for telecommunication exchanges, particularly for telephone exchanges with transmitting channels for code signals |
| 04/22/1986 | US4584680 Use of a tone bus to provide polling and data distribution apparatus for communication system terminal groups |
| 04/16/1986 | EP0178137A1 Data communication systems |
| 04/16/1986 | EP0178111A2 Data handling system |
| 04/15/1986 | US4583218 Control communication in a switching system having clustered remote switching modules |
| 04/10/1986 | WO1986002226A1 Trunk call processing services for host computer interconnections |
| 04/10/1986 | WO1986002225A1 Telephone switching system switch processor interface |
| 04/10/1986 | WO1986002219A1 Telephone switching system adjunct call processing arrangement |
| 04/10/1986 | CN85108299A Data communication systems |
| 04/09/1986 | EP0177218A2 Method and apparatus for sharing operators among assistance systems |
| 04/09/1986 | EP0176953A2 New simultaneous voice and date communications system, with possibility of connection to public or private networks |
| 04/09/1986 | EP0176526A1 Arrangement for transferring digital data |
| 04/08/1986 | US4581733 Telecommunication exchange |
| 04/08/1986 | US4581732 Time-space-time switching network using a closed-loop link |
| 04/08/1986 | CA1203025A1 Parity checking arrangement |
| 04/02/1986 | EP0176437A2 Communication switching system |
| 04/02/1986 | EP0175707A1 Telephone system port communication method and apparatus |
| 04/01/1986 | US4580291 Method for processing digital signals, and subscriber station for telecommunication and teledistribution |
| 04/01/1986 | US4580261 System for exchanging encoded messages between stations |
| 04/01/1986 | US4580259 Switchboard control system |
| 03/26/1986 | EP0175631A2 Integrated digital network |
| 03/25/1986 | US4578789 Simultaneous voice and data communication and data base access in a switching system using a tone bus or broadcast mode |
| 03/18/1986 | US4577312 Arrangement for wideband transmission via a switched network |
| 03/18/1986 | US4577310 Station interface for digital electronic telephone switching system having centralized digital audio processor |
| 03/18/1986 | CA1202118A1 Multiprocessor control |
| 03/18/1986 | CA1202106A1 Channel-by-channel signalling processins device for automatic time-switching exchange |
| 03/12/1986 | EP0173984A2 System for controlling the ISDN activation sequence |
| 03/11/1986 | US4575844 Digital switching system |
| 03/11/1986 | US4575843 Time-division-multiplexing loop telecommunication system having a first and second transmission line |
| 03/11/1986 | US4575841 Method and apparatus for through-connection testing in a digital telecommunication network |
| 03/11/1986 | US4575839 Centralized supervisory system |
| 03/11/1986 | US4575584 Fail-safe digital phone |
| 03/05/1986 | EP0173274A2 Method and circuit arrangement for realizing and maintaining a time division broadband connection |
| 03/04/1986 | US4574375 Interface arrangement for a telephone system or the like |
| 03/04/1986 | US4574374 Multilocation video conference terminal including rapid video switching |
| 03/04/1986 | US4574373 Digital multiplex device |
| 02/27/1986 | WO1986001361A1 Time division switching system control arrangement and method |
| 02/25/1986 | US4573151 Interface unit for telephone system having remote units |
| 02/25/1986 | CA1201189A1 Pcm switching units |
| 02/19/1986 | EP0171803A2 Time division exchange for carrying out a loop-back test |
| 02/19/1986 | EP0171750A2 Integrated services telecommunications system for narrow band and broad band services |
| 02/18/1986 | US4571721 Composite concentration system |
| 02/18/1986 | CA1200929A1 Time-switch circuit |
| 02/18/1986 | CA1200928A1 Broad band network system |
| 02/18/1986 | CA1200867A1 Multipoint system for interconnecting work stations |
| 02/13/1986 | WO1986001018A1 Database backup method |
| 02/12/1986 | EP0171080A2 Integrated services telecommunications system for narrow band services |
| 02/11/1986 | US4570258 Exchange switch |
| 02/11/1986 | US4570235 Digital receiver of multifrequency signals with frequency recognition device |
| 02/05/1986 | EP0170476A2 Data communication network |
| 02/05/1986 | EP0170423A1 Fail-safe digital phone |
| 02/04/1986 | US4569063 Digital phase locking arrangement for synchronizing digital span data |
| 02/04/1986 | US4569060 FSK Coding method and apparatus involving multiples and submultiples of a given frequency |
| 02/04/1986 | US4569043 Arrangement for interfacing the space stage to the time stages of a T-S-T digital switching system |
| 02/04/1986 | US4569040 Electronic switching system having a time division multiplex switch controller address by central control unit |
| 02/04/1986 | US4569017 In a telecommunication system |
| 02/04/1986 | CA1200332A1 Activation in a digital subscriber connection |
| 02/04/1986 | CA1200330A1 Time slot assignment facilities |
| 02/04/1986 | CA1200304A1 Time slot interchanger |
| 01/29/1986 | EP0169553A2 Digital TDM telephone exchange with a small number of lines, in particular a private branch exchange |
| 01/29/1986 | EP0169324A1 Switching protocol with retry |
| 01/29/1986 | EP0169208A1 Self-routing packet switching network. |
| 01/28/1986 | US4567589 Electronic digital PCM time-division exchange with decentralized architecture |
| 01/28/1986 | US4567586 Service integrated digital transmission system |
| 01/22/1986 | EP0169160A2 Programmable feature card |
| 01/22/1986 | EP0168927A2 Data transmission system |
| 01/21/1986 | US4566095 Time division multiplex switching network permitting communications between one or several calling parties and one or several called parties |
| 01/21/1986 | US4566094 Channel selection in a switching system having clustered remote switching modules |
| 01/15/1986 | EP0167563A1 Time-slot interchanger for fast circuit switching |
| 01/15/1986 | EP0167520A1 Duplicated time division switching system |
| 01/14/1986 | US4564940 Broad band network system |
| 01/14/1986 | US4564938 Digital electronic switching systems |
| 01/14/1986 | US4564937 Remote data link address sequencer and a memory arrangement for accessing and storing digital data |
| 01/14/1986 | US4564936 Time division switching network |
| 01/14/1986 | US4564926 Information memory device with address multiplexing |
| 01/14/1986 | CA1199432A1 Digital multiplex device |
| 01/14/1986 | CA1199394A1 Switching system with separate supervisory links |
| 01/07/1986 | US4563767 Method of phase-synchronizing a transit exchange in a digital telecommunication network |
| 01/07/1986 | EP0094428A4 Control of dna sequence transcription. |
| 01/07/1986 | CA1199074A1 Communications network with optical channels |
| 12/31/1985 | US4562573 Method and apparatus for adjusting channel insertion timing |
| 12/27/1985 | EP0165462A1 Digital switch module |
| 12/24/1985 | US4560833 Method and apparatus for signaling an existing telephone communication between picture telephone apparatuses |
| 12/18/1985 | EP0164652A2 Optical information transmission system in the subscriber region |
| 12/18/1985 | EP0164611A2 Switching system and method for network having a plurality of terminal control equipment units |
| 12/18/1985 | EP0164406A1 Fast circuit switching system. |
| 12/17/1985 | US4559624 Digital concentrator |