DE3276843D1 - Data processing system employing broadcast packet switching - Google Patents

Data processing system employing broadcast packet switching

Info

Publication number
DE3276843D1
DE3276843D1 DE8282901652T DE3276843T DE3276843D1 DE 3276843 D1 DE3276843 D1 DE 3276843D1 DE 8282901652 T DE8282901652 T DE 8282901652T DE 3276843 T DE3276843 T DE 3276843T DE 3276843 D1 DE3276843 D1 DE 3276843D1
Authority
DE
Germany
Prior art keywords
data processing
processing system
packet switching
system employing
broadcast packet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8282901652T
Other languages
English (en)
Inventor
Robert Ogden Gunderson
James Edward Kocol
David Burton Schuck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NCR International Inc
Original Assignee
NCR Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NCR Corp filed Critical NCR Corp
Application granted granted Critical
Publication of DE3276843D1 publication Critical patent/DE3276843D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/44—Star or tree networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • H04B10/2725—Star-type networks without a headend
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/40169—Flexible bus arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/407—Bus networks with decentralised control
    • H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection (CSMA-CD)
DE8282901652T 1981-04-16 1982-04-13 Data processing system employing broadcast packet switching Expired DE3276843D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/254,850 US4494185A (en) 1981-04-16 1981-04-16 Data processing system employing broadcast packet switching
PCT/US1982/000452 WO1982003740A1 (en) 1981-04-16 1982-04-13 Data processing system employing broadcast packet switching

Publications (1)

Publication Number Publication Date
DE3276843D1 true DE3276843D1 (en) 1987-08-27

Family

ID=22965833

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282901652T Expired DE3276843D1 (en) 1981-04-16 1982-04-13 Data processing system employing broadcast packet switching

Country Status (6)

Country Link
US (3) US4417334A (de)
EP (1) EP0076322B1 (de)
JP (1) JPS58500349A (de)
AU (1) AU542023B2 (de)
DE (1) DE3276843D1 (de)
WO (1) WO1982003740A1 (de)

Families Citing this family (139)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4417334A (en) * 1981-04-16 1983-11-22 Ncr Corporation Data processing system having dual-channel system bus
US4539636A (en) * 1981-06-24 1985-09-03 Elevator Gmbh Apparatus for inter-processor data transfer in a multi-processor system
DE3224406A1 (de) * 1981-07-01 1983-01-20 Canon K.K., Tokyo Bilduebertragungssystem
FR2517147A1 (fr) * 1981-11-25 1983-05-27 Telecommunications Sa Systeme numerique de transmission d'informations par voie optique dit pluribus optique
DE3224425A1 (de) * 1982-06-30 1984-01-05 Siemens AG, 1000 Berlin und 8000 München Bussystem mit lichtwellenleitern
DE3235253A1 (de) * 1982-09-23 1984-03-29 Siemens AG, 1000 Berlin und 8000 München Optisches kopplernetzwerk zum verkoppeln von mehreren teilnehmersendern mit mehreren teilnehmerempfaengern mittels optischer sternkoppler
CA1225121A (en) * 1982-11-05 1987-08-04 Motomu Mochizuki Optical network system of bus architecture capable of rapidly detecting collision at each communication station
JPS5990197A (ja) * 1982-11-12 1984-05-24 富士電機株式会社 フイ−ルド計装システム
US4514843A (en) * 1982-12-02 1985-04-30 At&T Bell Laboratories Packet switched communication system comprising collision avoidance means
US4590468A (en) * 1983-03-10 1986-05-20 Western Digital Corporation Token access controller protocol and architecture
US4646232A (en) * 1984-01-03 1987-02-24 Texas Instruments Incorporated Microprocessor with integrated CPU, RAM, timer, bus arbiter data for communication system
US4592048A (en) * 1984-05-03 1986-05-27 At&T Bell Laboratories Integrated packet switching and circuit switching system
US4596010A (en) * 1984-05-03 1986-06-17 At&T Bell Laboratories Distributed packet switching arrangement
US4606023A (en) * 1984-05-31 1986-08-12 Applied Dynamic Research, Inc. Guard time elimination in a time-division multiplexed, active star-coupled, half-duplex mode, synchronous communications network
US4811204A (en) * 1984-08-16 1989-03-07 Vadem Corporation Direct memory access and display system
US4630254A (en) * 1984-10-26 1986-12-16 Trw Inc. Controlled star network
GB8427748D0 (en) * 1984-11-02 1984-12-12 Plessey Co Plc Matrix interconnected local area networks
GB8430045D0 (en) * 1984-11-28 1985-01-09 Gec Avionics Data handling systems
US4701630A (en) * 1985-06-27 1987-10-20 International Business Machines Corp. Local area network station connector
US5101478A (en) * 1985-06-28 1992-03-31 Wang Laboratories, Inc. I/O structure for information processing system
US4701756A (en) * 1985-09-10 1987-10-20 Burr William E Fault-tolerant hierarchical network
CA1263760A (en) * 1985-09-27 1989-12-05 Alan L. Davis Apparatus for multiprocessor communication
US4922408A (en) * 1985-09-27 1990-05-01 Schlumberger Technology Corporation Apparatus for multi-processor communications
US4788693A (en) * 1985-09-30 1988-11-29 American Telephone And Telegraph Company, At&T Bell Laboratories Data communication replicator
US4700341A (en) * 1985-10-30 1987-10-13 Racal Data Communications Inc. Stochastic time division multiplexing
US4825435A (en) * 1985-11-08 1989-04-25 Digital Equipment Corp. Multiport repeater
GB8528892D0 (en) * 1985-11-23 1986-01-02 Int Computers Ltd Multi-node data processing system
GB2187067B (en) * 1986-02-21 1989-11-29 Fuji Xerox Co Ltd Stellate store and broadcast network with collision avoidance
US4856023A (en) * 1986-07-23 1989-08-08 Ncr Corporation System for maintaining low bit error rate in a starcoupled network of direct coupled stations
US4837739A (en) * 1986-07-25 1989-06-06 Ford Aerospace & Communications Corporation Telemetry data processor
US4773069A (en) * 1986-07-30 1988-09-20 Boulton P I P Robust rooted tree network
DE3750662T2 (de) * 1986-08-12 1995-02-16 Hitachi Ltd Mikroprozessor zur Datentransferwiederholung.
US5010477A (en) * 1986-10-17 1991-04-23 Hitachi, Ltd. Method and apparatus for transferring vector data between parallel processing system with registers & logic for inter-processor data communication independents of processing operations
US5175865A (en) * 1986-10-28 1992-12-29 Thinking Machines Corporation Partitioning the processors of a massively parallel single array processor into sub-arrays selectively controlled by host computers
US5142683A (en) * 1987-03-09 1992-08-25 Unisys Corporation Intercomputer communication control apparatus and method
US4823403A (en) * 1987-03-26 1989-04-18 Switch Tech, Inc. System for optically transmitting data between circuit packs, such as printed circuit boards
ATE86419T1 (de) * 1987-05-07 1993-03-15 Siemens Ag Ueberwachungssystem fuer ein lokales bus-netz in sternstruktur.
US4870637A (en) * 1987-12-24 1989-09-26 American Telephone And Telegraph Company Optical backplane
US4873681A (en) * 1988-01-26 1989-10-10 Bell Communications Research, Inc. Hybrid optical and electronic packet switch
US5247380A (en) * 1988-01-27 1993-09-21 Spectrix Corp Infrared communications network
US5099346A (en) * 1988-01-27 1992-03-24 Spectrix Corporation Infrared communications network
JPH01261772A (ja) * 1988-04-08 1989-10-18 Cogent Res Inc コンピュータ及びその動作方法
US4998247A (en) * 1988-06-10 1991-03-05 Irvine Halliday David Active star-configured local area network
US4850044A (en) * 1988-06-23 1989-07-18 International Business Machines Corporation Serial optical interconnect bus for logic cards and the like
US5210828A (en) * 1988-12-29 1993-05-11 International Business Machines Corporation Multiprocessing system with interprocessor communications facility
US5097410A (en) * 1988-12-30 1992-03-17 International Business Machines Corporation Multimode data system for transferring control and data information in an i/o subsystem
US5165030A (en) * 1989-03-10 1992-11-17 International Business Machines Corporation Method and system for dynamic creation of data stream based upon system parameters and operator selections
US5027342A (en) * 1989-05-03 1991-06-25 The University Of Toronto Innovations Foundation Local area network
US5073982A (en) * 1989-09-01 1991-12-17 General Electric Company Apparatus for connecting multiple passive stars in a fiber optic network
IL96808A (en) * 1990-04-18 1996-03-31 Rambus Inc Introductory / Origin Circuit Agreed Using High-Performance Brokerage
US5341372A (en) * 1991-04-10 1994-08-23 California Institute Of Technology Protocol for multiple node network
US5321813A (en) * 1991-05-01 1994-06-14 Teradata Corporation Reconfigurable, fault tolerant, multistage interconnect network and protocol
US5513369A (en) * 1991-08-05 1996-04-30 Ncr Corporation Star coupler device including means for connecting multiple star couplers together in a cascaded relationship
US5404241A (en) * 1991-09-18 1995-04-04 Fuji Xerox Co., Ltd. Optical communication network
IE922611A1 (en) * 1991-10-30 1993-05-05 Motorola Inc Method for data collision detection in a multi processor¹communication system
US5758053A (en) * 1992-07-22 1998-05-26 Hitachi, Ltd. Fault handling and recovery for system having plural processors
US5392285A (en) * 1993-03-31 1995-02-21 Intel Corporation Cascading twisted pair ethernet hubs by designating one hub as a master and designating all other hubs as slaves
JP3264465B2 (ja) * 1993-06-30 2002-03-11 株式会社日立製作所 記憶システム
ES2145846T3 (es) * 1993-11-08 2000-07-16 British Telecomm Sistema de interconexion para una red optica.
JPH10501359A (ja) * 1994-06-14 1998-02-03 ユニシス コーポレーション デッドロック・フリー高速ブリッジ回路
DE4429953B4 (de) * 1994-08-24 2012-06-06 Wabco Gmbh Serielles Bussystem
US5659542A (en) 1995-03-03 1997-08-19 Intecom, Inc. System and method for signalling and call processing for private and hybrid communications systems including multimedia systems
US5761433A (en) * 1995-11-13 1998-06-02 Billings; Roger E. System for communicating data in a network using both a daisy chain link and separate broadcast links
US6061730A (en) * 1995-11-13 2000-05-09 Billings; Roger E. Methods and apparatus for communicating data in computer networks with separate packet assembly and packet broadcast channels
US5793981A (en) * 1995-11-13 1998-08-11 Billings; Roger E. System for communicating data in a network using both a daisy chain link and separate broadcast links
US6076117A (en) * 1995-11-13 2000-06-13 Billings; Roger E. Packet merging hub system for sequentially merging received data in a network hub into data packets before broadcasting to a plurality of destination computers
US6115747A (en) * 1995-11-13 2000-09-05 Roger E. Billings Computer network interface that merges remote data received from other computers with local data before transmitting the merged data to a network
US5913070A (en) * 1996-01-16 1999-06-15 Tm Patents, L.P. Inter-connector for use with a partitionable massively parallel processing system
US6160653A (en) * 1997-03-26 2000-12-12 Sun Microsystems, Inc. Optical computer bus with dynamic bandwidth allocation
DE19810289A1 (de) * 1998-03-10 1999-09-16 Bayerische Motoren Werke Ag Datenbus für mehrere Teilnehmer
US6748451B2 (en) 1998-05-26 2004-06-08 Dow Global Technologies Inc. Distributed computing environment using real-time scheduling logic and time deterministic architecture
FR2784468B1 (fr) * 1998-10-08 2000-12-15 Cit Alcatel Matrice de commutation atm comportant un noyau optique passif
DE19950433A1 (de) * 1999-10-19 2001-04-26 Philips Corp Intellectual Pty Netzwerk mit mehreren Netzknoten zur Medienzugangsprüfung
US6412002B1 (en) 1999-11-15 2002-06-25 Ncr Corporation Method and apparatus for selecting nodes in configuring massively parallel systems
US6519697B1 (en) 1999-11-15 2003-02-11 Ncr Corporation Method and apparatus for coordinating the configuration of massively parallel systems
US6418526B1 (en) 1999-11-15 2002-07-09 Ncr Corporation Method and apparatus for synchronizing nodes in massively parallel systems
US6745240B1 (en) 1999-11-15 2004-06-01 Ncr Corporation Method and apparatus for configuring massively parallel systems
DE10016829A1 (de) * 2000-04-06 2001-10-11 Philips Corp Intellectual Pty Auflösung von Medienzugriffskonflikten in Netzwerken mit mehreren Netzknoten und wenigstens einem Sternknoten
EP1265415A1 (de) * 2001-06-07 2002-12-11 Abb Research Ltd. Überwachungsmonitor für ein Netzwerk und Verfahren zum Netzwerkmonitoring
US7312785B2 (en) * 2001-10-22 2007-12-25 Apple Inc. Method and apparatus for accelerated scrolling
US7345671B2 (en) * 2001-10-22 2008-03-18 Apple Inc. Method and apparatus for use of rotational user inputs
US7065101B2 (en) * 2001-11-15 2006-06-20 International Business Machines Corporation Modification of bus protocol packet for serial data synchronization
US7333092B2 (en) 2002-02-25 2008-02-19 Apple Computer, Inc. Touch pad for handheld device
US20070152977A1 (en) 2005-12-30 2007-07-05 Apple Computer, Inc. Illuminated touchpad
US7499040B2 (en) 2003-08-18 2009-03-03 Apple Inc. Movable touch pad with added functionality
WO2005053241A1 (en) * 2003-11-19 2005-06-09 Honeywell International Inc. Controlling start up in a tdma based network
EP1692823A1 (de) * 2003-11-19 2006-08-23 Honeywell International Inc. Hochintegritäts-datenpropagation in einem verflochtenen ring
US7372859B2 (en) * 2003-11-19 2008-05-13 Honeywell International Inc. Self-checking pair on a braided ring network
US7495659B2 (en) 2003-11-25 2009-02-24 Apple Inc. Touch pad for handheld device
US8059099B2 (en) 2006-06-02 2011-11-15 Apple Inc. Techniques for interactive input to portable electronic devices
ATE553429T1 (de) 2004-08-16 2012-04-15 Apple Inc Verfahren zur erhöhung der räumlichen auflösung von berührungsempfindlichen vorrichtungen
US20060123098A1 (en) * 2004-11-11 2006-06-08 Ipdev Multi-system auto-failure web-based system with dynamic session recovery
US20060155753A1 (en) * 2004-11-11 2006-07-13 Marc Asher Global asynchronous serialized transaction identifier
US20060155770A1 (en) * 2004-11-11 2006-07-13 Ipdev Co. System and method for time-based allocation of unique transaction identifiers in a multi-server system
US7880729B2 (en) 2005-10-11 2011-02-01 Apple Inc. Center button isolation ring
US20070152983A1 (en) 2005-12-30 2007-07-05 Apple Computer, Inc. Touch pad with symbols based on mode
JP2007233879A (ja) * 2006-03-03 2007-09-13 Nec Corp 情報処理装置
US7649906B2 (en) * 2006-04-27 2010-01-19 Alcatel Lucent Method of reducing buffer usage by detecting missing fragments and idle links for multilink protocols and devices incorporating same
US9360967B2 (en) 2006-07-06 2016-06-07 Apple Inc. Mutual capacitance touch sensing device
US8743060B2 (en) 2006-07-06 2014-06-03 Apple Inc. Mutual capacitance touch sensing device
US8022935B2 (en) 2006-07-06 2011-09-20 Apple Inc. Capacitance sensing electrode with integrated I/O mechanism
US20080006454A1 (en) * 2006-07-10 2008-01-10 Apple Computer, Inc. Mutual capacitance touch sensing device
US7795553B2 (en) 2006-09-11 2010-09-14 Apple Inc. Hybrid button
US7668084B2 (en) * 2006-09-29 2010-02-23 Honeywell International Inc. Systems and methods for fault-tolerant high integrity data propagation using a half-duplex braided ring network
US8274479B2 (en) 2006-10-11 2012-09-25 Apple Inc. Gimballed scroll wheel
US20080088600A1 (en) * 2006-10-11 2008-04-17 Apple Inc. Method and apparatus for implementing multiple push buttons in a user input device
US20080088597A1 (en) * 2006-10-11 2008-04-17 Apple Inc. Sensor configurations in a user input device
US7889683B2 (en) * 2006-11-03 2011-02-15 Honeywell International Inc. Non-destructive media access resolution for asynchronous traffic in a half-duplex braided-ring
US8482530B2 (en) 2006-11-13 2013-07-09 Apple Inc. Method of capacitively sensing finger position
US7912094B2 (en) * 2006-12-13 2011-03-22 Honeywell International Inc. Self-checking pair-based master/follower clock synchronization
US7656881B2 (en) * 2006-12-13 2010-02-02 Honeywell International Inc. Methods for expedited start-up and clique aggregation using self-checking node pairs on a ring network
WO2009015691A1 (en) * 2007-07-31 2009-02-05 Telefonaktiebolaget Lm Ericsson (Publ) An optical switching controller
US8683378B2 (en) 2007-09-04 2014-03-25 Apple Inc. Scrolling techniques for user interfaces
WO2009032898A2 (en) 2007-09-04 2009-03-12 Apple Inc. Compact input device
US7778159B2 (en) * 2007-09-27 2010-08-17 Honeywell International Inc. High-integrity self-test in a network having a braided-ring topology
US8817597B2 (en) * 2007-11-05 2014-08-26 Honeywell International Inc. Efficient triple modular redundancy on a braided ring
US8416198B2 (en) 2007-12-03 2013-04-09 Apple Inc. Multi-dimensional scroll wheel
US8125461B2 (en) 2008-01-11 2012-02-28 Apple Inc. Dynamic input graphic display
US8820133B2 (en) 2008-02-01 2014-09-02 Apple Inc. Co-extruded materials and methods
US9454256B2 (en) * 2008-03-14 2016-09-27 Apple Inc. Sensor configurations of an input device that are switchable based on mode
US8111988B1 (en) 2008-06-10 2012-02-07 Lockheed Martin Corporation Method for monitoring wavelength-division multiplexed signal
EP2289184A4 (de) * 2008-06-17 2012-10-31 Hewlett Packard Development Co Systeme und verfahren zum optischen broadcast
US7782133B2 (en) * 2008-09-03 2010-08-24 Infineon Technologies Ag Power amplifier with output power control
US20100060568A1 (en) * 2008-09-05 2010-03-11 Apple Inc. Curved surface input device with normalized capacitive sensing
US8816967B2 (en) * 2008-09-25 2014-08-26 Apple Inc. Capacitive sensor having electrodes arranged on the substrate and the flex circuit
US8395590B2 (en) 2008-12-17 2013-03-12 Apple Inc. Integrated contact switch and touch sensor elements
US20100241638A1 (en) * 2009-03-18 2010-09-23 O'sullivan Patrick Joseph Sorting contacts
US9354751B2 (en) 2009-05-15 2016-05-31 Apple Inc. Input device with optimized capacitive sensing
US8872771B2 (en) 2009-07-07 2014-10-28 Apple Inc. Touch sensing device having conductive nodes
KR20110013868A (ko) * 2009-08-04 2011-02-10 삼성전자주식회사 멀티 코멘드 셋 동작 및 우선처리 동작 기능을 갖는 멀티 프로세서 시스템
CA2848307A1 (en) 2011-08-08 2013-02-14 Novano Corporation Service over ethernet interconnectable wall plate (soeicwp) module
AT512742A1 (de) 2012-04-11 2013-10-15 Fts Computertechnik Gmbh Verfahren und Verteilereinheit zur zuverlässigen Vermittlung von Synchronisationsnachrichten
DE102012206272A1 (de) * 2012-04-17 2013-10-17 Beckhoff Automation Gmbh Feldbus-Datenübertragung
US11300730B2 (en) * 2013-07-30 2022-04-12 The Boeing Company Plastic and glass optical fiber bus network having plural line replaceable units transmitting to a mixing rod
US10564357B2 (en) 2013-07-30 2020-02-18 The Boeing Company Plastic optical fiber bus network using tapered mixing rods
US20150058532A1 (en) * 2013-08-26 2015-02-26 Kabushiki Kaisha Toshiba Memory device, information-processing device and information-processing method
US9778419B1 (en) * 2016-06-23 2017-10-03 The Boeing Company Fiber optical system with fiber end face area relationships
US10924331B2 (en) * 2018-01-05 2021-02-16 WeRide Corp. Controller area network communication system
CN115065444A (zh) * 2022-05-30 2022-09-16 中国电子科技集团公司第十研究所 一种星载管控计算机在轨双冗余数据处理方法

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1806251A1 (de) * 1968-10-09 1970-07-02 Telefunken Patent Verfahren zur UEbertragung voneinander getrennter Informationen
US3706974A (en) * 1971-10-27 1972-12-19 Ibm Interface multiplexer
US3859465A (en) * 1972-02-23 1975-01-07 Licentia Gmbh Data transmission system with multiple access for the connected users
US3794983A (en) * 1973-04-17 1974-02-26 K Sahin Communication method and network system
CH564889A5 (de) * 1973-11-28 1975-07-31 Patelhold Patentverwertung
US4063220A (en) * 1975-03-31 1977-12-13 Xerox Corporation Multipoint data communication system with collision detection
US3995258A (en) * 1975-06-30 1976-11-30 Honeywell Information Systems, Inc. Data processing system having a data integrity technique
US3986020A (en) * 1975-09-25 1976-10-12 Bell Telephone Laboratories, Incorporated Common medium optical multichannel exchange and switching system
US4034346A (en) * 1975-10-15 1977-07-05 Compagnie Honeywell Bull (Societe Anonyme) Interface for establishing communications between a data-processing unit and a plurality of stations
US4124889A (en) * 1975-12-24 1978-11-07 Computer Automation, Inc. Distributed input/output controller system
CH600703A5 (de) * 1976-03-30 1978-06-30 Hasler Ag
US4096567A (en) * 1976-08-13 1978-06-20 Millard William H Information storage facility with multiple level processors
US4336588A (en) * 1977-01-19 1982-06-22 Honeywell Information Systems Inc. Communication line status scan technique for a communications processing system
US4325119A (en) * 1977-01-19 1982-04-13 Honeywell Information Systems Inc. Process and apparatus employing microprogrammed control commands for transferring information between a control processor and communications channels
US4118792A (en) * 1977-04-25 1978-10-03 Allen-Bradley Company Malfunction detection system for a microprocessor based programmable controller
US4149072A (en) * 1977-08-05 1979-04-10 Minnesota Mining And Manufacturing Company System for flat ribbon optical fiber data communications link
US4161719A (en) * 1977-10-04 1979-07-17 Ncr Corporation System for controlling synchronization in a digital communication system
US4186380A (en) * 1977-10-21 1980-01-29 Minnesota Mining And Manufacturing Company Multi-terminal computer system with dual communication channels
FR2420254A1 (fr) * 1978-03-17 1979-10-12 Anvar Procede de routage d'informations dans un reseau de transmission de donnees numeriques et dispositif et reseau pour la mise en oeuvre de ce procede
US4210780A (en) * 1978-03-27 1980-07-01 The Mitre Corporation Multiple access digital communications system
US4368512A (en) * 1978-06-30 1983-01-11 Motorola, Inc. Advanced data link controller having a plurality of multi-bit status registers
US4234969A (en) * 1978-09-05 1980-11-18 Ncr Corporation Bidirectional optical coupler for a data processing system
US4234968A (en) * 1978-09-05 1980-11-18 Ncr Corporation Optical coupler module in a distributed processing system
US4254884A (en) * 1978-10-20 1981-03-10 Toppan Printing Co., Ltd. Plug body for a container
US4227260A (en) * 1978-11-06 1980-10-07 The Singer Company Electronic active star element for an optical data transmission system
US4281380A (en) * 1978-12-27 1981-07-28 Harris Corporation Bus collision avoidance system for distributed network data processing communications system
US4257124A (en) * 1979-04-02 1981-03-17 The Boeing Company Optical repeater for use in active multiport fiber optic data bus coupler
DE2916234A1 (de) * 1979-04-21 1980-10-30 Philips Patentverwaltung Kopplungsvorrichtung zum ein- bzw. auskoppeln von optischen signalen in eine bzw. aus einer uebertragungsglasfaser
SE417760B (sv) * 1979-05-15 1981-04-06 Ellemtel Utvecklings Ab Sett att vid dataoverforing mellan en sendande dator och en mottagande dator overvaka fel och anordning for genomforande av settet
US4254496A (en) * 1979-06-28 1981-03-03 Northern Telecom Limited Digital communication bus system
US4294508A (en) * 1979-08-22 1981-10-13 The United States Of America As Represented By The Secretary Of The Air Force Optical multiplexer/demultiplexer
GB2064919B (en) * 1979-12-04 1983-10-05 Standard Telephones Cables Ltd Data transmission loops optical repeaters
US4340775A (en) * 1980-10-29 1982-07-20 Siemens Corporation Apparatus and method for controlling a modular telecommunication system
US4417334A (en) * 1981-04-16 1983-11-22 Ncr Corporation Data processing system having dual-channel system bus
US4403303A (en) * 1981-05-15 1983-09-06 Beehive International Terminal configuration manager

Also Published As

Publication number Publication date
AU542023B2 (en) 1985-01-31
JPH0336349B2 (de) 1991-05-31
AU8520782A (en) 1982-11-04
US4583161A (en) 1986-04-15
US4417334A (en) 1983-11-22
EP0076322A4 (de) 1985-06-26
US4494185A (en) 1985-01-15
EP0076322B1 (de) 1987-07-22
WO1982003740A1 (en) 1982-10-28
EP0076322A1 (de) 1983-04-13
JPS58500349A (ja) 1983-03-03

Similar Documents

Publication Publication Date Title
DE3276843D1 (en) Data processing system employing broadcast packet switching
GB2168222B (en) Data packet switching system
GB8324413D0 (en) Data switching system
DE3375872D1 (en) Fast packet switching system
GB8306339D0 (en) Video processing systems
GB8305713D0 (en) Video processing system
GB2109197B (en) Radio system
DE3376590D1 (en) Data processing system
GB2098025B (en) Loudspeaker system
EP0065764A3 (en) Digital radio system
GB8405947D0 (en) Video signal processing systems
GB8404201D0 (en) Switching system
EP0181189A3 (en) Video signal processing system
GB8316361D0 (en) Multiple data processing system
IL70230A (en) Digital data processing system
EP0065378A3 (en) Reduced bandwidth television system
GB8411763D0 (en) Switching system
GB2119594B (en) Video processing systems
GB2143404B (en) Digital switching system
GB2128854B (en) Video signal processing system
DE3367984D1 (en) Fast response system for switched data networks
JPS5773788A (en) Video processing system
AU556759B2 (en) Switching system
GB8303807D0 (en) Video system
GB8410181D0 (en) Video signal processing systems

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NCR INTERNATIONAL INC., DAYTON, OHIO, US

8328 Change in the person/name/address of the agent

Free format text: KAHLER, K., DIPL.-ING., 8948 MINDELHEIM KAECK, J., DIPL.-ING. DIPL.-WIRTSCH.-ING., 8910 LANDSBERG FIENER, J., PAT.-ANWAELTE, 8948 MINDELHEIM

8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: AT&T GLOBAL INFORMATION SOLUTIONS INTERNATIONAL IN

8327 Change in the person/name/address of the patent owner

Owner name: NCR INTERNATIONAL, INC. (N.D.GES.D.STAATES DELAWAR

8328 Change in the person/name/address of the agent

Free format text: V. BEZOLD & SOZIEN, 80799 MUENCHEN