Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 29 - Arrangements, apparatus, circuits or systems, not covered by a single one of groups
Patents for H04L 29 - Arrangements, apparatus, circuits or systems, not covered by a single one of groups (330,333)
08/1988
08/24/1988EP0279564A2 Interface for use between a periphery and an asynchronous or synchronous system
08/24/1988EP0279232A2 A system and method for version level negotiation
08/24/1988EP0200721B1 Arrangement for communication between equipment belonging to different network architectures
08/23/1988US4766534 Parallel processing network and method
08/17/1988EP0278472A2 Directory management in distributed data processing system network
08/17/1988EP0278316A2 Method and system for network management
08/17/1988EP0278314A2 Single system image
08/09/1988US4763323 Communication system for the transfer of small digital message blocks and large digital message blocks
08/09/1988US4763124 Signal distribution system hybrid relay controller/driver
08/03/1988CN87106122A Lan controller proprietary bus
08/02/1988US4761763 Rate adaptation circuit and method for asynchronous data on digital networks
08/02/1988CA1240083A1 Computer access security device
07/1988
07/27/1988EP0276082A2 Information handling and control systems
07/26/1988US4760573 Multiplex interface for a communication controller
07/26/1988US4760514 Data transmission system with flexible error recovery
07/26/1988US4760395 Arrangement for communications between equipment belonging to different network architectures
07/26/1988US4760291 Synchronous bus type semiconductor circuit wherein two control signals share common terminal
07/26/1988CA1239687A1 Idle period signalling in a packet switching system
07/20/1988EP0275135A2 Method for handling slow requests over a network
07/20/1988EP0274709A2 Packet switch network protocol
07/19/1988US4759053 Facsimile/character communication system
07/13/1988EP0274413A2 Process traps in a distributed message-based system
07/12/1988US4757518 Coding digital data
07/06/1988EP0273080A1 Process and device for high speed polling
07/05/1988US4755992 Transparent packet access over d-channel of ISDN
06/1988
06/30/1988WO1988004804A1 A method to convert two-dimensional motion pictures for three-dimensional systems
06/29/1988EP0272877A2 Display system for vehicle
06/29/1988EP0272834A2 Inter-processor communication protocol
06/28/1988US4754400 Protocol validation system
06/28/1988US4754395 Method of locating processes in a distributed data processing system
06/21/1988US4752765 Apparatus, method and algorithm for encoding and decoding characters in a message to be transmitted between a first system and a second system
06/16/1988WO1988004511A1 Input/output network for computer system
06/14/1988US4751634 Multiple port communications adapter apparatus
06/14/1988US4751510 Method and system for controlling a network of modems
06/08/1988EP0269974A2 Method and apparatus for detecting a predetermined bit pattern within a serial bit stream
06/07/1988US4750176 Single-channel communication bus system and station for use in such system
06/07/1988US4750165 Method of duplex data transmission using a send-and-wait protocol
06/07/1988US4750109 Method and system for expediting multi-packet messages in a computer network
06/07/1988CA1237793A1 Terminal for data transmission system
05/1988
05/31/1988CA1237526A1 Flow control between a data terminal and a host computer system
05/17/1988US4745621 Method of and apparatus for detecting minimum bit number of received data
05/17/1988US4745602 Printer error and control system
05/10/1988US4744097 Data transmission system
05/04/1988EP0266126A2 High speed digital trunk interface and method of using same
05/04/1988EP0265571A1 Receive and transmit mechanisms for the line scanners of a communication controller
04/1988
04/27/1988EP0265106A2 Method and apparatus for a packet-switched network communications measurement matrix display
04/26/1988US4740992 Peer relationship transceiver
04/26/1988US4740957 Asynchronous addressable electronic key telephone system
04/20/1988EP0264205A2 Radio paging system with different transmission speeds and receiver therefor
04/20/1988EP0263907A1 Arrangement for the parallel processing of control signals in a fanin/fanout modem
04/19/1988CA1235521A1 Log on and log off instruction system
04/19/1988CA1235520A1 Maintenance subsystem for computer network
04/12/1988CA1235236A1 Digital line termination unit command interface
04/05/1988US4736407 Computer assisted graphic teleconferencing method and apparatus
04/05/1988US4736402 Signaling arrangement
04/05/1988US4736394 Interface circuit for transmitting and receiving data
04/05/1988US4736369 For controlling the exchange of messages in a computing network
04/05/1988US4736074 Arrangement for the transmission of data
03/1988
03/30/1988EP0167590B1 Communication system having reconfigurable data terminals
03/30/1988EP0130206B1 Method and apparatus for bus contention resolution
03/30/1988EP0129581B1 Method and apparatus for graceful preemption on a digital communications link
03/30/1988CN87106124A Multi-cpu interlock
03/29/1988US4734908 High speed trunk interface with concurrent protocol handlers
03/29/1988US4734676 Method and device for detecting a particular bit pattern in a serial train of bits
03/23/1988EP0260889A2 Full-duplex modem
03/23/1988EP0260579A2 A method of establishing communications over a network
03/23/1988EP0260470A2 High speed modem
03/23/1988EP0260459A2 Terminal communications circuit
03/23/1988EP0260458A2 Networking processors
03/23/1988EP0260457A2 Networking processors
03/22/1988US4733351 Terminal protocols
03/22/1988US4733303 Facsimile apparatus
03/09/1988EP0258716A2 Method of handshaking between two modems
03/09/1988EP0258584A2 Handshake sequence detector and method for detecting a handshake sequence
03/08/1988US4730313 Access circuit diagnostics for integrated services digital network
03/08/1988US4730308 Interface between a computer bus and a serial packet link
03/08/1988CA1233909A1 External interface control circuitry for microcomputer systems
03/08/1988CA1233907A1 Flexible data transmission for message based protocols
03/08/1988CA1233880A1 Method of communications between register-modelled radio devices
03/02/1988EP0257776A2 Application specific integrated circuit for cooperation with microprocessor equipment
03/02/1988EP0257348A2 Multiprocessor interrupt rerouting mechanism
03/02/1988CN87106123A Controller for controlling multiple lan types
02/1988
02/23/1988US4727429 Facsimile communication method and apparatus for transmitting a predetermined portion of message data as a training check signal
02/23/1988US4727370 Method and system for synchronous handshake generation
02/17/1988EP0053629B1 Voiceband data set
02/11/1988WO1988001109A1 Reset and synchronization interface circuit
02/11/1988DE3726366A1 Communication network and communication transmission process
02/10/1988EP0158645B1 Data communication method and circuitry
02/03/1988EP0255096A2 A controller for controlling multiple LAN types
02/03/1988EP0255091A2 Multi-CPU interlock
02/03/1988EP0255090A2 LAN controller proprietary bus
02/03/1988EP0254854A2 Multiple CPU program management
02/03/1988CN87104871A Modem with improved digital signal processor
02/02/1988US4723238 Interface circuit for interconnecting circuit switched and packet switched systems
02/02/1988US4723120 Method and apparatus for constructing and operating multipoint communication networks utilizing point-to point hardware and interfaces
01/1988
01/28/1988DE3620938A1 Method for user guidance and transmission of writing or drawings using a digital telephone station
01/27/1988EP0253940A1 Method and system of routing data blocks in data communication networks
01/27/1988EP0197930B1 Arrangement for path selection in a communications network
01/20/1988CN87103125A Communication channel transceiver
01/19/1988US4720813 Printer information inquiry communication system and printer
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