FR2256478B1 - - Google Patents

Info

Publication number
FR2256478B1
FR2256478B1 FR7441918A FR7441918A FR2256478B1 FR 2256478 B1 FR2256478 B1 FR 2256478B1 FR 7441918 A FR7441918 A FR 7441918A FR 7441918 A FR7441918 A FR 7441918A FR 2256478 B1 FR2256478 B1 FR 2256478B1
Authority
FR
France
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
FR7441918A
Other languages
French (fr)
Other versions
FR2256478A1 (OSRAM
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 FR2256478A1 publication Critical patent/FR2256478A1/fr
Application granted granted Critical
Publication of FR2256478B1 publication Critical patent/FR2256478B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
    • G06F13/362—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Communication Control (AREA)
  • Information Transfer Systems (AREA)
FR7441918A 1973-12-26 1974-11-26 Expired FR2256478B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US427970A US3919483A (en) 1973-12-26 1973-12-26 Parallel multiplexed loop interface for data transfer and control between data processing systems and subsystems

Publications (2)

Publication Number Publication Date
FR2256478A1 FR2256478A1 (OSRAM) 1975-07-25
FR2256478B1 true FR2256478B1 (OSRAM) 1976-10-22

Family

ID=23697050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7441918A Expired FR2256478B1 (OSRAM) 1973-12-26 1974-11-26

Country Status (5)

Country Link
US (1) US3919483A (OSRAM)
JP (1) JPS576602B2 (OSRAM)
CA (1) CA1032674A (OSRAM)
FR (1) FR2256478B1 (OSRAM)
GB (1) GB1454810A (OSRAM)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177512A (en) * 1976-03-12 1979-12-04 Burroughs Corporation Soft input/output auto poll system
US4042783A (en) * 1976-08-11 1977-08-16 International Business Machines Corporation Method and apparatus for byte and frame synchronization on a loop system coupling a CPU channel to bulk storage devices
US4363094A (en) * 1977-12-29 1982-12-07 M/A-COM DDC, Inc. Communications processor
US4209840A (en) * 1978-06-28 1980-06-24 Honeywell Inc. Data processing protocol system
US4232366A (en) * 1978-10-25 1980-11-04 Digital Equipment Corporation Bus for a data processing system with overlapped sequences
US4251865A (en) * 1978-12-08 1981-02-17 Motorola, Inc. Polling system for a duplex communications link
JPS5591012A (en) * 1978-12-28 1980-07-10 Kokusai Denshin Denwa Co Ltd <Kdd> Decentralized bus system
US4229792A (en) * 1979-04-09 1980-10-21 Honeywell Inc. Bus allocation synchronization system
US4237550A (en) * 1979-06-08 1980-12-02 International Telephone And Telegraph Corporation Multiuser protected optical data bus distribution systems
US4491946A (en) * 1981-03-09 1985-01-01 Gould Inc. Multi-station token pass communication system
US4495595A (en) * 1981-04-03 1985-01-22 Hitachi, Ltd. Method and system of loop transmission
US4398192A (en) * 1981-12-04 1983-08-09 Motorola Inc. Battery-saving arrangement for pagers
US4837785A (en) * 1983-06-14 1989-06-06 Aptec Computer Systems, Inc. Data transfer system and method of operation thereof
US4612635A (en) * 1984-03-05 1986-09-16 Honeywell Inc. Sequential data transmission system
US4821174A (en) * 1984-03-20 1989-04-11 Westinghouse Electric Corp. Signal processing system including a bus control module
US5077656A (en) * 1986-03-20 1991-12-31 Channelnet Corporation CPU channel to control unit extender
EP0397302A3 (en) * 1989-05-12 1991-12-04 Flavors Technology, Inc., Synchronous bus
EP0461309B1 (en) * 1990-05-11 1995-08-23 ALCATEL BELL Naamloze Vennootschap Data transfer apparatus comprising a primary device connected to a plurality of secondary devices
US5390299A (en) * 1991-12-27 1995-02-14 Digital Equipment Corporation System for using three different methods to report buffer memory occupancy information regarding fullness-related and/or packet discard-related information
US5701450A (en) * 1994-02-25 1997-12-23 Seagate Technology, Inc. System including ATA sequencer microprocessor which executes sequencer instructions to handle plurality of real-time events allowing to perform all operations without local microprocessor intervention
RU2127489C1 (ru) * 1998-05-26 1999-03-10 Закрытое акционерное общество "Сеть Глобал Один" Способ построения многокольцевой иерархической сети на волоконно-оптических линиях связи и базовая сеть для его осуществления
JP2001175574A (ja) * 1999-12-14 2001-06-29 Fujitsu Ltd コンソール入出力制御システムおよびコンソール管理装置
US20030043800A1 (en) * 2001-08-30 2003-03-06 Sonksen Bradley Stephen Dynamic data item processing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303475A (en) * 1963-11-29 1967-02-07 Ibm Control system
US3336582A (en) * 1964-09-01 1967-08-15 Ibm Interlocked communication system
CA893337A (en) * 1969-11-10 1972-02-15 Ibm Canada Limited - Ibm Canada Limitee Data communication system
US3633169A (en) * 1970-05-28 1972-01-04 Raytheon Co Demand access digital-communications system
US3659271A (en) * 1970-10-16 1972-04-25 Collins Radio Co Multichannel communication system
US3699530A (en) * 1970-12-30 1972-10-17 Ibm Input/output system with dedicated channel buffering

Also Published As

Publication number Publication date
JPS576602B2 (OSRAM) 1982-02-05
DE2460006B2 (de) 1976-06-24
DE2460006A1 (de) 1975-07-03
FR2256478A1 (OSRAM) 1975-07-25
US3919483A (en) 1975-11-11
CA1032674A (en) 1978-06-06
GB1454810A (en) 1976-11-03
JPS5098752A (OSRAM) 1975-08-06

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Legal Events

Date Code Title Description
ST Notification of lapse