Patents for H04L 12 - Data switching networks (448,999) |
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07/03/1986 | WO1986003926A1 Method of communications between register-modelled radio devices |
07/03/1986 | WO1986003925A1 Serial link communications protocol |
07/03/1986 | WO1986003914A1 Circuit switching devices |
07/02/1986 | EP0186595A2 Routing technique |
07/02/1986 | EP0186589A2 Routing element |
07/02/1986 | EP0186420A2 Communication data systems |
07/02/1986 | EP0186320A1 Local area communication network |
07/02/1986 | EP0185936A2 Interface circuit arrangement for connecting data sources with data sinks, and switching systems with such an interface circuit arrangement |
07/02/1986 | EP0185876A2 An fet switch for high frequency signals |
07/02/1986 | EP0107696B1 Apparatus for connecting digital terminals to a digital exchange |
07/02/1986 | CN85107302A Apparatus for establishing communication paths |
07/01/1986 | US4598397 Microtelephone controller |
07/01/1986 | US4598285 Scheme for reducing transmission delay following collision of transmissions in communication networks |
06/25/1986 | EP0185609A2 Coherent interface with wraparound receive and transmit memories |
06/25/1986 | EP0185122A1 Three level distributed control for networking I/O devices |
06/24/1986 | US4597082 Transceiver for multi-drop local area networks |
06/24/1986 | US4597078 Bridge circuit for interconnecting networks |
06/24/1986 | US4597077 Integrated voice/data/control switching system |
06/24/1986 | US4597076 Data transmission system |
06/24/1986 | US4596982 Reconfigurable ring communications network |
06/19/1986 | WO1986003645A1 Watch pager system and communication protocol |
06/19/1986 | WO1986003641A1 Data transmission system including adaptive hybrid control |
06/19/1986 | WO1986003640A1 Communication system and method |
06/19/1986 | WO1986003639A1 Queueing protocol |
06/18/1986 | EP0184816A2 Data transmission system |
06/18/1986 | EP0184644A2 Transformer coupled, solid state communication line switch |
06/17/1986 | US4596048 Communication system |
06/17/1986 | US4596025 Timing synchronization circuit |
06/17/1986 | US4596013 Data transmission network |
06/17/1986 | US4596012 Master controller succession system for bus control access for data-communications local area networks |
06/17/1986 | US4596011 Data transmission system for a local network |
06/17/1986 | US4596010 Distributed packet switching arrangement |
06/17/1986 | US4595921 Method of polling to ascertain service needs |
06/17/1986 | CA1206239A1 High bit-rate coupler between a pcm channel multiplex and a packet switching unit |
06/17/1986 | CA1206224A1 Data transfer control system and method for a plurality of linked stations |
06/17/1986 | CA1206204A1 Optical receiver having collision detection function |
06/11/1986 | EP0184210A1 Data transmission arrangement |
06/11/1986 | EP0183998A2 Communication collision detection |
06/10/1986 | US4594724 Bypass method and apparatus for debouncing a mechanical switching element in a data communications network |
06/10/1986 | US4594709 Data transmission device for loop transmission system |
06/10/1986 | US4594706 Packet communication systems |
06/10/1986 | US4594705 Bus-configured local area network with data exchange capability |
06/10/1986 | US4594591 For data and voice communications |
06/10/1986 | US4594590 Demand driven access mechanism |
06/10/1986 | CN85108247A Members for joint |
06/10/1986 | CA1205883A1 Digital communication system |
06/05/1986 | WO1986003355A1 Self-routing packets with stage address identifying fields |
06/05/1986 | WO1986003090A2 Multiphase packet switching system |
06/04/1986 | EP0183592A1 Asynchronous packet switch |
06/04/1986 | EP0183080A2 Loop transmission system with a variable station connection order |
06/04/1986 | EP0182908A1 Fiber optic communication module |
06/04/1986 | EP0182843A1 Data transmission method and apparatus |
06/04/1986 | EP0182798A1 Digital timeslot and signaling bus in a digital pbx switch |
06/04/1986 | EP0182780A1 Entrance telephone installation and method, for transmission of alarm signals. |
06/03/1986 | US4593283 Data communication system with timed access to link |
06/03/1986 | US4593282 Network protocol for integrating synchronous and asynchronous traffic on a common serial data bus |
06/03/1986 | US4593281 In data communications network |
06/03/1986 | US4593280 Write token regeneration in a timed token ring |
06/03/1986 | US4593154 Loop-type data transmission/reception network |
05/28/1986 | EP0182417A2 Local area network |
05/28/1986 | EP0182087A1 Circuit arrangement for collision detection |
05/28/1986 | EP0181880A1 Apparatus for interfacing with x21 equipment. |
05/27/1986 | US4592051 In a telecommunication system |
05/27/1986 | US4592049 Method of and arrangement for controlling access to a time-division multiplex message transmission path |
05/27/1986 | US4592048 Integrated packet switching and circuit switching system |
05/27/1986 | CA1205163A1 Warship with standardised operating units |
05/27/1986 | CA1205157A1 Transmission of status report of equipment in a digital transmission network |
05/22/1986 | WO1986003085A1 Lockup detection and recovery in a packet switching network |
05/22/1986 | WO1986003084A1 Distributed packet switching system |
05/22/1986 | WO1986003083A1 Variable length packet switching system |
05/22/1986 | WO1986003082A1 Communication system |
05/21/1986 | EP0181349A1 Fault detection arrangement for a digital conferencing system |
05/20/1986 | US4590468 Token access controller protocol and architecture |
05/20/1986 | US4590467 Local area network interface controller |
05/20/1986 | CA1204848A1 Duplicated network arrays and control facilities for packet switching |
05/20/1986 | CA1204847A1 Device for transmitting coded messages between stations |
05/20/1986 | CA1204844A1 Method and system for controlling the interconnecting of a plurality of local data networks |
05/20/1986 | CA1204843A1 Packet error rate measurements by distributed controllers |
05/20/1986 | CA1204834A1 Protocol for determining physical order of active stations on a token ring |
05/14/1986 | EP0181118A2 Data transmission system |
05/13/1986 | US4589106 Data line card printed board assembly |
05/09/1986 | WO1986002797A1 Call responsive computer power switching device |
05/09/1986 | WO1986002751A1 Arrangement for path selection in a communications network |
05/09/1986 | WO1986002749A1 Arrangement for communication between equipment belonging to different network architectures |
05/07/1986 | EP0180448A2 Method of simultaneously transmitting isochronous and nonisochronous data on a local area network |
05/07/1986 | EP0180299A2 Error detection system for a data processing apparatus |
05/07/1986 | EP0180066A2 Multidrop modem communication system |
05/07/1986 | EP0179979A2 Synchronous packet voice/data communications system |
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 | CA1204231A1 Time slot arrangements for local area network systems |
05/06/1986 | CA1204189A1 Control mechanism for a ring communication system |
05/06/1986 | CA1204164A1 Data transmission system for a local network |
04/30/1986 | EP0179629A2 Packet switching system |
04/30/1986 | EP0179550A2 Controlled star network |
04/29/1986 | US4586176 Method for correction of trouble in digital signal transmission system |
04/29/1986 | US4586175 Method for operating a packet bus for transmission of asynchronous and pseudo-synchronous signals |
04/29/1986 | CA1203874A1 Time stamping for a packet switching system |
04/24/1986 | WO1986002512A1 PACKET SWITCHED MULTIPORT MEMORY NxM SWITCH NODE AND PROCESSING METHOD |
04/24/1986 | WO1986002511A1 Load balancing for packet switching nodes |