GB1376564A - Terminal interface - Google Patents

Terminal interface

Info

Publication number
GB1376564A
GB1376564A GB276273A GB276273A GB1376564A GB 1376564 A GB1376564 A GB 1376564A GB 276273 A GB276273 A GB 276273A GB 276273 A GB276273 A GB 276273A GB 1376564 A GB1376564 A GB 1376564A
Authority
GB
United Kingdom
Prior art keywords
signal
loop
enabled
station
terminal
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
GB276273A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1376564A publication Critical patent/GB1376564A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
    • G06F13/4208—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus
    • G06F13/4213—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus with asynchronous protocol
    • 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]
    • H04L12/42—Loop networks
    • H04L12/427—Loop networks with decentralised control
    • H04L12/433—Loop networks with decentralised control with asynchronous transmission, e.g. token ring, register insertion

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)
  • Time-Division Multiplex Systems (AREA)
GB276273A 1972-02-15 1973-01-19 Terminal interface Expired GB1376564A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22644372A 1972-02-15 1972-02-15

Publications (1)

Publication Number Publication Date
GB1376564A true GB1376564A (en) 1974-12-04

Family

ID=22848928

Family Applications (1)

Application Number Title Priority Date Filing Date
GB276273A Expired GB1376564A (en) 1972-02-15 1973-01-19 Terminal interface

Country Status (5)

Country Link
US (1) US3781815A (US20110158925A1-20110630-C00042.png)
JP (1) JPS5242562B2 (US20110158925A1-20110630-C00042.png)
DE (1) DE2301727A1 (US20110158925A1-20110630-C00042.png)
FR (1) FR2172718A5 (US20110158925A1-20110630-C00042.png)
GB (1) GB1376564A (US20110158925A1-20110630-C00042.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2188216A (en) * 1986-03-17 1987-09-23 Plessey Co Plc Ring bus communications systems
WO1987007797A1 (en) * 1986-06-09 1987-12-17 Christian Rovsing A/S Af 1984 A method of coupling a data transmitter unit to a signal line and an apparatus for performing the invention

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4999202A (US20110158925A1-20110630-C00042.png) * 1973-01-26 1974-09-19
DE2659662C3 (de) * 1976-12-30 1981-10-08 Ibm Deutschland Gmbh, 7000 Stuttgart Prioritätsstufengesteuerte Unterbrechungseinrichtung
US4290102A (en) * 1977-10-25 1981-09-15 Digital Equipment Corporation Data processing system with read operation splitting
US4195351A (en) * 1978-01-27 1980-03-25 International Business Machines Corporation Loop configured data transmission system
US4241330A (en) * 1978-09-28 1980-12-23 General Atomic Company Multiple-processor digital communication system
US4231015A (en) * 1978-09-28 1980-10-28 General Atomic Company Multiple-processor digital communication system
US4232366A (en) * 1978-10-25 1980-11-04 Digital Equipment Corporation Bus for a data processing system with overlapped sequences
US4354226A (en) * 1978-11-14 1982-10-12 Cutler-Hammer, Inc. Communication terminal for interconnecting programmable controllers in a loop
JPS5745757A (en) * 1980-09-03 1982-03-15 Hitachi Ltd Ring type communication system of equal level
JPH0671270B2 (ja) * 1982-01-26 1994-09-07 株式会社日立製作所 データ伝送ネットワーク
JPS58137012A (ja) * 1982-02-09 1983-08-15 Komatsu Ltd レベリング制御装置
US4716575A (en) * 1982-03-25 1987-12-29 Apollo Computer, Inc. Adaptively synchronized ring network for data communication
US4554659A (en) * 1983-12-12 1985-11-19 At&T Bell Laboratories Data communication network
US5455865A (en) * 1989-05-09 1995-10-03 Digital Equipment Corporation Robust packet routing over a distributed network containing malicious failures
US5175765A (en) * 1989-05-09 1992-12-29 Digital Equipment Corporation Robust data broadcast over a distributed network with malicious failures
ATE161111T1 (de) * 1991-05-10 1997-12-15 Bosch Gmbh Robert Schaltungsanordnung für bidirektionalen datentransfer
US5394436A (en) * 1991-10-01 1995-02-28 Norand Corporation Radio frequency local area network
US6374311B1 (en) 1991-10-01 2002-04-16 Intermec Ip Corp. Communication network having a plurality of bridging nodes which transmit a beacon to terminal nodes in power saving state that it has messages awaiting delivery
US7558557B1 (en) 1991-11-12 2009-07-07 Broadcom Corporation Low-power messaging in a network supporting roaming terminals
US5450582A (en) * 1991-05-15 1995-09-12 Matsushita Graphic Communication Systems, Inc. Network system with a plurality of nodes for administrating communications terminals
US6084867A (en) * 1991-10-01 2000-07-04 Intermec Ip Corp. Apparatus and method of routing data in a radio frequency local area network
US6400702B1 (en) * 1991-10-01 2002-06-04 Intermec Ip Corp. Radio frequency local area network
US6407991B1 (en) 1993-05-06 2002-06-18 Intermec Ip Corp. Communication network providing wireless and hard-wired dynamic routing
DE69233608T2 (de) 1991-10-01 2007-03-01 Broadcom Corp., Irvine Lokales Funkfrequenznetzwerk
US5243596A (en) * 1992-03-18 1993-09-07 Fischer & Porter Company Network architecture suitable for multicasting and resource locking

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1168476A (en) * 1966-05-17 1969-10-29 British Telecomm Res Ltd Improvements in or relating to data transmission systems
US3638195A (en) * 1970-04-13 1972-01-25 Battelle Development Corp Digital communication interface
US3633169A (en) * 1970-05-28 1972-01-04 Raytheon Co Demand access digital-communications system
US3681759A (en) * 1970-08-06 1972-08-01 Collins Radio Co Data loop synchronizing apparatus
US3680056A (en) * 1970-10-08 1972-07-25 Bell Telephone Labor Inc Use equalization on closed loop message block transmission systems
US3659271A (en) * 1970-10-16 1972-04-25 Collins Radio Co Multichannel communication system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2188216A (en) * 1986-03-17 1987-09-23 Plessey Co Plc Ring bus communications systems
WO1987007797A1 (en) * 1986-06-09 1987-12-17 Christian Rovsing A/S Af 1984 A method of coupling a data transmitter unit to a signal line and an apparatus for performing the invention

Also Published As

Publication number Publication date
DE2301727A1 (de) 1973-08-23
JPS5242562B2 (US20110158925A1-20110630-C00042.png) 1977-10-25
JPS4894303A (US20110158925A1-20110630-C00042.png) 1973-12-05
FR2172718A5 (US20110158925A1-20110630-C00042.png) 1973-09-28
US3781815A (en) 1973-12-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee