H04L 12 - Data switching networks

Patents for H04L 12 - Data switching networks (448,999)
09/1986
09/24/1986	EP0195595A2 Local area network
09/24/1986	CN86100934A Local area network special function frames
09/24/1986	CN85109170A Ring transmission system with changeable order of station
09/23/1986	US4613858 Error isolator for bi-directional communications buses
09/23/1986	CA1211824A1 Time division multiplex switching network permitting communications between one or several calling parties and one or several called parties
09/23/1986	CA1211813A1 Hot carrier detection
09/17/1986	EP0194782A2 Telecommunications security device
09/17/1986	EP0194674A2 Multiplex transmission system
09/17/1986	EP0194673A2 Multiplex transmission system
09/17/1986	EP0194491A2 Telecommunication exchange for speech and data
09/17/1986	EP0126762B1 Method of transferring information via a digital telecommunication network and network for such transferring
09/16/1986	US4612653 Delay modulation phase coding
09/16/1986	US4612637 Multiple-access communications system
09/16/1986	US4612636 Multiple channel depacketizer
09/16/1986	US4612635 Sequential data transmission system
09/16/1986	US4612634 Integrated digital network (IDN)
09/16/1986	US4612541 Data transmission system having high-speed transmission procedures
09/16/1986	CA1211575A1 Arrangement for re-arranging information for transmitting outgoing time-division multiplexed information obtained from incoming time-division multiplexed information
09/10/1986	EP0194130A1 Electronic apparatus control systems
09/10/1986	EP0194129A1 Electronic apparatus control systems
09/10/1986	EP0193980A1 Local area network operating on the multiple bus system
09/10/1986	EP0193928A2 Method of processing abnormal situation in digital transmission system
09/10/1986	EP0193906A1 A reconfigurable high-speed integrated local network
09/10/1986	EP0193835A1 Apparatus for collecting monitoring information in transmission systems
09/10/1986	CN85109293A Data service system for transfer and conversion
09/10/1986	CN85109292A 数据通信网络 Data communications network
09/10/1986	CN85109289A Sub-system for communication
09/10/1986	CN85107938A 9600 multidrop modem communication system
09/09/1986	US4611322 Traffic load control arrangement and method for a packet switching system
09/09/1986	US4611321 Variable-band distributed switching node with dynamic hybrid-frame processing
09/09/1986	US4611274 Data transmission system via power supply line
09/09/1986	CA1211194A1 Integrated circuit/packet switching system
09/03/1986	EP0193376A1 A local communication system for the integrated transmission of speech and digital data
09/03/1986	EP0193305A2 System interface for coupling standard microprocessor to a communications adapter
09/03/1986	EP0193100A2 Communication subsystem
09/03/1986	EP0193095A2 Data communication network
09/03/1986	EP0192966A2 Method for transmitting data signals between subscriber stations of a data exchange
09/03/1986	EP0192795A1 Communication system comprising overlayed multiple-access transmission networks
09/02/1986	US4610010 Control circuit for an adaptive hybrid control in a local area network
09/02/1986	US4609920 Method of and device for allocating a token to stations of a communication network having at least two logic loops for the circulation of the token, each loop having an assigned priority
08/1986
08/28/1986	WO1986005053A1 Loop transmission system with frame synchronization control
08/27/1986	EP0192305A1 Arrangement for transmitting digital data
08/27/1986	EP0192079A2 Method for transmitting time and/or data information
08/27/1986	EP0192072A2 Method for transmitting information signals concerning the operation of a signal-processing equipment
08/27/1986	EP0192071A2 Method of determining the duration of the existence of a connection
08/27/1986	EP0192070A2 Method for transmitting control information concerning the operation of a signal-processing equipment
08/27/1986	EP0192069A2 Method for transmitting data signals
08/27/1986	EP0191999A1 Method of addressing in a communication network between a message-sending station and at least one receiving station, and apparatus for carrying out the method
08/26/1986	US4608700 Serial multi-drop data link
08/26/1986	US4608693 Signal processing system
08/26/1986	US4608685 Packet and circuit switched communications network
08/26/1986	US4608559 Local modulated carrier data network with a collision avoidance protocol
08/20/1986	CN85109433A Data subsystem traffic control apparatus and method
08/19/1986	US4607379 Circuit for connecting together multiple serial data lines
08/19/1986	US4607363 Buffer device for a voice transmission network
08/19/1986	US4607256 Plant management system
08/19/1986	US4607170 Data communication interconnect device
08/14/1986	WO1986004755A1 Data bus pilot tone
08/13/1986	EP0190951A1 Method and apparatus for exchanging messages in a ring network
08/13/1986	EP0190501A2 Terminal address assignment in a broadcast transmission system
08/12/1986	US4606023 Guard time elimination in a time-division multiplexed, active star-coupled, half-duplex mode, synchronous communications network
08/12/1986	US4606022 Data transmission/reception network system
08/12/1986	CA1209713A1 Multi-processor system
08/12/1986	CA1209712A1 Method and installation for sending digital data
08/12/1986	CA1209686A1 Methode and system for upstream data packet time slot synchronization with downstream vbi in a two-way catv system
08/12/1986	CA1209685A1 Peak load access in a two-way catv contention system
08/12/1986	CA1209666A1 Tone receiver for digital data communication systems
08/06/1986	EP0190060A1 Method and apparatus for reliable message broadcasting in a ring network
08/05/1986	US4604742 Loop type data transmission system
08/05/1986	US4604693 System and method for communication between nodes of a closed loop local communication path
08/05/1986	US4604499 Computer telephone access security processor
07/1986
07/31/1986	WO1986004476A1 Radio pager with error detection
07/31/1986	WO1986004471A1 Portable testing device for monitoring a data communication system
07/30/1986	EP0189192A1 Method of operating a two-wire local area network such that marginal components in the secondary loop are located
07/29/1986	US4603416 (Time division multiplex) switching system for routing trains of constant length data packets
07/29/1986	US4603415 System for linking channel group in digital communication network
07/29/1986	US4603320 Connector interface
07/29/1986	CA1208749A1 Packet load monitoring by trunk controllers
07/29/1986	CA1208735A1 Timed token ring with multiple priorities
07/24/1986	EP0172884A4 Multipriority communication system.
07/23/1986	EP0188251A1 Signal transmission method in a bus-type network
07/23/1986	EP0188117A1 System for adjusting signal transmission timing in time-division multiplexing signal transmission
07/22/1986	US4602366 Systems for changing addresses of transmission apparatus
07/22/1986	US4602365 Multi-token, multi-channel single bus network
07/22/1986	US4602364 Local area data communication network
07/22/1986	US4602252 Method and device for data communication
07/17/1986	WO1986004203A1 Transmitting data processing system
07/17/1986	WO1986004195A1 System for selectively coupling a plurality of data stations into a single communications path
07/16/1986	EP0187679A2 Data transmission terminal
07/16/1986	EP0187503A2 Shared line communication system
07/15/1986	US4601030 Multipoint system for interconnecting work stations
07/15/1986	CA1207926A1 Wideband digital switching network
07/15/1986	CA1207877A1 Self-routing steering network
07/15/1986	CA1207876A1 Distributed prioritized concentrator
07/09/1986	EP0186941A1 Matrix interconnected local area networks
07/09/1986	EP0186792A1 Interface module
07/08/1986	CA1207462A1 Method and apparatus for the detection and regeneration of a lost token in a token based data communications network
07/08/1986	CA1207418A1 Self-routing switching network
07/08/1986	CA1207417A1 Dual bus communication system
07/08/1986	CA1207416A1 Distributed variable-band switching system for speech and data

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