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IT971841B - Sistema perfezionato per il trattamento dei dati - Google Patents

Sistema perfezionato per il trattamento dei dati

Info

Publication number
IT971841B
IT971841B IT32878/72A IT3287872A IT971841B IT 971841 B IT971841 B IT 971841B IT 32878/72 A IT32878/72 A IT 32878/72A IT 3287872 A IT3287872 A IT 3287872A IT 971841 B IT971841 B IT 971841B
Authority
IT
Italy
Prior art keywords
data processing
perfected system
perfected
data
processing
Prior art date
Application number
IT32878/72A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT971841B publication Critical patent/IT971841B/it

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
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
    • G06F13/368—Handling requests for interconnection or transfer for access to common bus or bus system with decentralised access control
    • G06F13/374—Handling requests for interconnection or transfer for access to common bus or bus system with decentralised access control using a self-select method with individual priority code comparator
    • 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
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/24—Handling requests for interconnection or transfer for access to input/output bus using interrupt
    • G06F13/26—Handling requests for interconnection or transfer for access to input/output bus using interrupt with priority control

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
IT32878/72A 1972-04-21 1972-12-14 Sistema perfezionato per il trattamento dei dati IT971841B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1855272A GB1365838A (en) 1972-04-21 1972-04-21 Data handling system

Publications (1)

Publication Number Publication Date
IT971841B true IT971841B (it) 1974-05-10

Family

ID=10114403

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32878/72A IT971841B (it) 1972-04-21 1972-12-14 Sistema perfezionato per il trattamento dei dati

Country Status (7)

Country Link
US (1) US3818447A (it)
JP (1) JPS4918543A (it)
CA (1) CA991752A (it)
DE (1) DE2313724C3 (it)
FR (1) FR2181299A5 (it)
GB (1) GB1365838A (it)
IT (1) IT971841B (it)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5426677B2 (it) * 1973-07-28 1979-09-05
JPS5526736B2 (it) * 1973-12-14 1980-07-15
US3900833A (en) * 1974-03-18 1975-08-19 Singer Co Data communication system
US3911409A (en) * 1974-04-23 1975-10-07 Honeywell Inf Systems Data processing interface system
US3996561A (en) * 1974-04-23 1976-12-07 Honeywell Information Systems, Inc. Priority determination apparatus for serially coupled peripheral interfaces in a data processing system
US3986170A (en) * 1974-05-30 1976-10-12 Gte Automatic Electric Laboratories Incorporated Modular control system design with microprocessors
US4069510A (en) * 1974-10-30 1978-01-17 Motorola, Inc. Interrupt status register for interface adaptor chip
US3967975A (en) * 1974-11-25 1976-07-06 Cpc International Inc. Fluidization apparatus
CA1069275A (en) * 1974-11-25 1980-01-08 Cpc International Inc. Process for fluidization
US4063220A (en) 1975-03-31 1977-12-13 Xerox Corporation Multipoint data communication system with collision detection
US4109246A (en) * 1976-06-29 1978-08-22 General Signal Corporation Alarm system with repeat of alarm interrupted for priority alarm
US4074233A (en) * 1976-06-30 1978-02-14 Norlin Music, Inc. Selection switch memory circuit
US4209838A (en) * 1976-12-20 1980-06-24 Sperry Rand Corporation Asynchronous bidirectional interface with priority bus monitoring among contending controllers and echo from a terminator
JPS5463634A (en) * 1977-10-03 1979-05-22 Nec Corp Bus controller
US4161779A (en) * 1977-11-30 1979-07-17 Burroughs Corporation Dynamic priority system for controlling the access of stations to a shared device
US4320502A (en) * 1978-02-22 1982-03-16 International Business Machines Corp. Distributed priority resolution system
US4199661A (en) * 1978-05-05 1980-04-22 Control Data Corporation Method and apparatus for eliminating conflicts on a communication channel
US4320452A (en) * 1978-06-29 1982-03-16 Standard Oil Company (Indiana) Digital bus and control circuitry for data routing and transmission
GB2043313B (en) * 1979-02-01 1982-10-20 Ward Goldstone Ltd Multiplex information handling system
US4390947A (en) * 1979-02-27 1983-06-28 Phillips Petroleum Company Serial line communication system
US4334288A (en) * 1979-06-18 1982-06-08 Booher Robert K Priority determining network having user arbitration circuits coupled to a multi-line bus
US4271505A (en) * 1979-07-02 1981-06-02 The Foxboro Company Process communication link
US4384323A (en) * 1980-02-25 1983-05-17 Bell Telephone Laboratories, Incorporated Store group bus allocation system
US4514728A (en) * 1980-02-25 1985-04-30 At&T Bell Laboratories Store group bus allocation system
US4373183A (en) * 1980-08-20 1983-02-08 Ibm Corporation Bus interface units sharing a common bus using distributed control for allocation of the bus
IT1129371B (it) * 1980-11-06 1986-06-04 Cselt Centro Studi Lab Telecom Commutatore di messaggi a struttura distribuita su canale ad accesso casuale per colloquio a messaggi tra unita elaborative
JPS5829244A (ja) * 1981-08-14 1983-02-21 Oki Electric Ind Co Ltd デ−タ通信方式
US4466058A (en) * 1981-10-02 1984-08-14 Ncr Corporation Method and apparatus for establishing priority between processing units having a common communication channel
US4470112A (en) * 1982-01-07 1984-09-04 Bell Telephone Laboratories, Incorporated Circuitry for allocating access to a demand-shared bus
US4488218A (en) * 1982-01-07 1984-12-11 At&T Bell Laboratories Dynamic priority queue occupancy scheme for access to a demand-shared bus
US4463445A (en) * 1982-01-07 1984-07-31 Bell Telephone Laboratories, Incorporated Circuitry for allocating access to a demand-shared bus
US4458314A (en) * 1982-01-07 1984-07-03 Bell Telephone Laboratories, Incorporated Circuitry for allocating access to a demand shared bus
GB2117939A (en) * 1982-03-29 1983-10-19 Ncr Co Data communication network and method of communication
GB2125257B (en) * 1982-08-04 1986-03-26 Plessey Co Plc Improved local area network systems
GB2125653B (en) * 1982-08-04 1986-08-13 Plessey Co Plc Improved time slot arrangements for local area network systems
US4542380A (en) * 1982-12-28 1985-09-17 At&T Bell Laboratories Method and apparatus for graceful preemption on a digital communications link
GB8316463D0 (en) * 1983-06-16 1983-07-20 Secr Defence Priority resolution in bus oriented computer systems
GB2143349B (en) * 1983-06-16 1987-12-02 Secr Defence 'priority resolution in bus orientated computer system'
CA1242283A (en) * 1984-11-30 1988-09-20 Ikio Yoshida Serial interface system flexibly applicable to a one- to-plurality connection
US4701630A (en) * 1985-06-27 1987-10-20 International Business Machines Corp. Local area network station connector
US4715031A (en) * 1985-09-23 1987-12-22 Ford Motor Company Vehicular data transfer communication system
US4787082A (en) * 1986-07-24 1988-11-22 American Telephone And Telegraph Company, At&T Bell Laboratories Data flow control arrangement for local area network
US5038320A (en) * 1987-03-13 1991-08-06 International Business Machines Corp. Computer system with automatic initialization of pluggable option cards
US4768189A (en) * 1987-06-17 1988-08-30 Bell Communications Research, Inc. High capacity communication utilizing static, OR-type channels
US4943934A (en) * 1987-12-04 1990-07-24 Hamamatsu Photonics Kabushiki Kaisha Picture operation unit for performing operations on intensity data of neighboring picture elements
US4899143A (en) * 1988-04-21 1990-02-06 Bell Communications Research, Inc. High capacity communication system over collision-type channels
US4852091A (en) * 1988-04-21 1989-07-25 Bell Communications Research, Inc. High capacity communication system utilizing OR-type channels
US5101482A (en) * 1989-10-16 1992-03-31 Massachusetts Institute Of Technology Bus-based priority arbitration system with optimum codewords
US5347515A (en) * 1992-03-27 1994-09-13 Pittway Corporation Method and apparatus for global polling having contention-based address identification
US5530895A (en) * 1993-02-25 1996-06-25 Microsoft Corporation System and method for computer interface board identification by serially comparing identification address bits and asserting complementary logic patterns for each match
US5642488A (en) * 1994-05-23 1997-06-24 American Airlines, Inc. Method and apparatus for a host computer to stage a plurality of terminal addresses
US5553072A (en) * 1995-01-30 1996-09-03 Northrop Grumman Corporation Communication apparatus and method
US7787485B2 (en) * 2007-02-08 2010-08-31 Lutron Electronics Co., Ltd. Method of transmitting a high-priority message in a lighting control system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3425037A (en) * 1966-03-29 1969-01-28 Computing Devices Canada Interrupt computer system
GB1168476A (en) * 1966-05-17 1969-10-29 British Telecomm Res Ltd Improvements in or relating to data transmission systems
US3485953A (en) * 1966-12-06 1969-12-23 Control Data Corp Asynchronous time-sharing of multi-carrier channels
US3480914A (en) * 1967-01-03 1969-11-25 Ibm Control mechanism for a multi-processor computing system
US3445822A (en) * 1967-07-14 1969-05-20 Ibm Communication arrangement in data processing system
US3593300A (en) * 1967-11-13 1971-07-13 Ibm Arrangement for automatically selecting units for task executions in data processing systems
US3665398A (en) * 1968-04-06 1972-05-23 Kogyo Gyustium Input/output multiplex control system

Also Published As

Publication number Publication date
GB1365838A (en) 1974-09-04
DE2313724C3 (de) 1981-09-17
DE2313724B2 (de) 1981-01-29
FR2181299A5 (it) 1973-11-30
US3818447A (en) 1974-06-18
JPS4918543A (it) 1974-02-19
CA991752A (en) 1976-06-22
DE2313724A1 (de) 1973-10-25

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