DE3300261A1 - Schaltungsanordnung zur zuteilung des zugriffs zu einer auf anforderungsbasis gemeinsam benutzten sammelleitung - Google Patents

Schaltungsanordnung zur zuteilung des zugriffs zu einer auf anforderungsbasis gemeinsam benutzten sammelleitung

Info

Publication number
DE3300261A1
DE3300261A1 DE19833300261 DE3300261A DE3300261A1 DE 3300261 A1 DE3300261 A1 DE 3300261A1 DE 19833300261 DE19833300261 DE 19833300261 DE 3300261 A DE3300261 A DE 3300261A DE 3300261 A1 DE3300261 A1 DE 3300261A1
Authority
DE
Germany
Prior art keywords
unit
bus
access
digits
requesting
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.)
Granted
Application number
DE19833300261
Other languages
German (de)
English (en)
Other versions
DE3300261C2 (US06174465-20010116-C00003.png
Inventor
Gary Joe 80233 Thornton Col. Grimes
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of DE3300261A1 publication Critical patent/DE3300261A1/de
Application granted granted Critical
Publication of DE3300261C2 publication Critical patent/DE3300261C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • 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
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Bus Control (AREA)
  • Small-Scale Networks (AREA)
  • Telephonic Communication Services (AREA)
DE19833300261 1982-01-07 1983-01-07 Schaltungsanordnung zur zuteilung des zugriffs zu einer auf anforderungsbasis gemeinsam benutzten sammelleitung Granted DE3300261A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/337,674 US4488218A (en) 1982-01-07 1982-01-07 Dynamic priority queue occupancy scheme for access to a demand-shared bus

Publications (2)

Publication Number Publication Date
DE3300261A1 true DE3300261A1 (de) 1983-07-14
DE3300261C2 DE3300261C2 (US06174465-20010116-C00003.png) 1989-12-14

Family

ID=23321528

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833300261 Granted DE3300261A1 (de) 1982-01-07 1983-01-07 Schaltungsanordnung zur zuteilung des zugriffs zu einer auf anforderungsbasis gemeinsam benutzten sammelleitung

Country Status (8)

Country Link
US (1) US4488218A (US06174465-20010116-C00003.png)
KR (1) KR880002197B1 (US06174465-20010116-C00003.png)
CA (1) CA1193688A (US06174465-20010116-C00003.png)
DE (1) DE3300261A1 (US06174465-20010116-C00003.png)
FR (1) FR2519442B1 (US06174465-20010116-C00003.png)
GB (1) GB2114788B (US06174465-20010116-C00003.png)
NL (1) NL8300045A (US06174465-20010116-C00003.png)
SE (1) SE450301B (US06174465-20010116-C00003.png)

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US4593282A (en) * 1983-04-14 1986-06-03 At&T Information Systems Inc. Network protocol for integrating synchronous and asynchronous traffic on a common serial data bus
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US4569046A (en) * 1983-07-18 1986-02-04 Northern Telecom Limited Method of, and a terminal for, transmitting bytes to a bus
US4626843A (en) * 1983-09-27 1986-12-02 Trw Inc. Multi-master communication bus system with parallel bus request arbitration
US4641266A (en) * 1983-11-28 1987-02-03 At&T Bell Laboratories Access-arbitration scheme
US4941086A (en) * 1984-02-02 1990-07-10 International Business Machines Corporation Program controlled bus arbitration for a distributed array processing system
US4745548A (en) * 1984-02-17 1988-05-17 American Telephone And Telegraph Company, At&T Bell Laboratories Decentralized bus arbitration using distributed arbiters having circuitry for latching lockout signals gated from higher priority arbiters
DE3535436A1 (de) * 1984-10-05 1986-04-10 Mitsubishi Denki K.K., Tokio/Tokyo Arbitrationssystem fuer einen datenbus
US4704606A (en) * 1984-11-13 1987-11-03 American Telephone And Telegraph Company And At&T Information Systems Inc. Variable length packet switching system
US4631534A (en) * 1984-11-13 1986-12-23 At&T Information Systems Inc. Distributed packet switching system
US4656627A (en) * 1984-11-21 1987-04-07 At&T Company Multiphase packet switching system
JPS61141065A (ja) * 1984-12-14 1986-06-28 Mitsubishi Electric Corp 画像表示信号発生装置
US4745600A (en) * 1985-07-09 1988-05-17 Codex Corporation Network collision detection and avoidance apparatus
US5047917A (en) * 1985-07-12 1991-09-10 The California Institute Of Technology Apparatus for intrasystem communications within a binary n-cube including buffer lock bit
US4760515A (en) * 1985-10-28 1988-07-26 International Business Machines Corporation Arbitration apparatus for determining priority of access to a shared bus on a rotating priority basis
US4745598A (en) * 1985-11-27 1988-05-17 General Electric Company Method and apparatus for maintaining a dynamic logical ring in a token passing LAN
US4740956A (en) * 1985-12-30 1988-04-26 Ibm Corporation Linear-space signalling for a circuit-switched network
US4788640A (en) * 1986-01-17 1988-11-29 Intel Corporation Priority logic system
US5283903A (en) * 1986-12-25 1994-02-01 Nec Corporation Priority selector
US5257374A (en) * 1987-11-18 1993-10-26 International Business Machines Corporation Bus flow control mechanism
US5093807A (en) * 1987-12-23 1992-03-03 Texas Instruments Incorporated Video frame storage system
US5587962A (en) * 1987-12-23 1996-12-24 Texas Instruments Incorporated Memory circuit accommodating both serial and random access including an alternate address buffer register
EP0324662A3 (en) * 1988-01-15 1990-01-17 EVANS & SUTHERLAND COMPUTER CORPORATION Crossbar system for controlled data transfer
US4991084A (en) * 1988-02-05 1991-02-05 International Business Machines Corporation N×M round robin order arbitrating switching matrix system
US4965716A (en) * 1988-03-11 1990-10-23 International Business Machines Corporation Fast access priority queue for managing multiple messages at a communications node or managing multiple programs in a multiprogrammed data processor
JP2633900B2 (ja) * 1988-04-22 1997-07-23 株式会社日立製作所 共通バス制御方法
US5377189A (en) * 1989-06-02 1994-12-27 British Telecommunications Public Limited Company Hybrid data communications systems
JPH0387958A (ja) * 1989-06-30 1991-04-12 Nec Corp バスロツク制御方式
EP0426413B1 (en) * 1989-11-03 1997-05-07 Compaq Computer Corporation Multiprocessor arbitration in single processor arbitration schemes
FR2654281A1 (fr) * 1989-11-08 1991-05-10 Alcatel Business Systems Procede et dispositif de resolution de contention pour central telephonique a petite ou moyenne capacite.
KR940002905B1 (en) * 1989-12-15 1994-04-07 Ibm Apparatus for conditioning priority arbitration in buffered direct memory addressing
US5414818A (en) * 1990-04-06 1995-05-09 Mti Technology Corporation Method and apparatus for controlling reselection of a bus by overriding a prioritization protocol
US6751696B2 (en) 1990-04-18 2004-06-15 Rambus Inc. Memory device having a programmable register
US5243703A (en) * 1990-04-18 1993-09-07 Rambus, Inc. Apparatus for synchronously generating clock signals in a data processing system
IL96808A (en) * 1990-04-18 1996-03-31 Rambus Inc Introductory / Origin Circuit Agreed Using High-Performance Brokerage
US5301330A (en) * 1990-10-12 1994-04-05 Advanced Micro Devices, Inc. Contention handling apparatus for generating user busy signal by logically summing wait output of next higher priority user and access requests of higher priority users
US5689657A (en) * 1991-03-30 1997-11-18 Deutsche Itt Industries Gmbh Apparatus and methods for bus arbitration in a multimaster system
US5371863A (en) * 1991-05-30 1994-12-06 Tandem Computers Incorporated High speed processor bus extension
US5546587A (en) * 1991-05-30 1996-08-13 Tandem Computers Incorporated Decentralized bus arbitration system which continues to assert bus request signal to preclude other from asserting bus request signal until information transfer on the bus has been completed
JPH0594409A (ja) * 1991-10-02 1993-04-16 Nec Eng Ltd バス調停システム
US5375223A (en) * 1993-01-07 1994-12-20 International Business Machines Corporation Single register arbiter circuit
US5717947A (en) * 1993-03-31 1998-02-10 Motorola, Inc. Data processing system and method thereof
CA2160560A1 (en) * 1993-04-16 1994-10-27 Daniel F. Cutter Video peripheral for a computer
US6006020A (en) * 1993-04-16 1999-12-21 Media 100 Inc. Video peripheral circuitry exercising bus master control over a bus of a host computer
US5548771A (en) * 1993-11-02 1996-08-20 Motorola Inc. Multi-processor data processing system having multiple ports coupled to multiple interface circuits
US5603046A (en) * 1993-11-02 1997-02-11 Motorola Inc. Method for complex data movement in a multi-processor data processing system
US5732079A (en) * 1995-12-22 1998-03-24 Cisco Technology, Inc. Method and apparatus for skewing the start of transmission on multiple data highways
US6061348A (en) * 1995-12-22 2000-05-09 Cisco Technology, Inc. Method and apparatus for dynamically allocating bandwidth for a time division multiplexed data bus
US6115374A (en) * 1995-12-22 2000-09-05 Cisco Technology, Inc. Method and apparatus for dynamically assigning bandwidth for a time division multiplexing data bus
US6058449A (en) * 1997-07-31 2000-05-02 Motorola, Inc. Fault tolerant serial arbitration system
US6131127A (en) * 1997-09-24 2000-10-10 Intel Corporation I/O transactions on a low pin count bus
US6157970A (en) * 1997-09-24 2000-12-05 Intel Corporation Direct memory access system using time-multiplexing for transferring address, data, and control and a separate control line for serially transmitting encoded DMA channel number
US5991841A (en) * 1997-09-24 1999-11-23 Intel Corporation Memory transactions on a low pin count bus
US6119189A (en) * 1997-09-24 2000-09-12 Intel Corporation Bus master transactions on a low pin count bus
US7305008B2 (en) * 2001-03-14 2007-12-04 Siemens Communications, Inc. Parallel bus LAN
US6996120B2 (en) * 2001-03-14 2006-02-07 Siemens Communications, Inc. Methods for improving bus performance and bandwidth utilization of a parallel bus LAN
US7707339B2 (en) * 2007-12-18 2010-04-27 Freescale Semiconductor, Inc. Data arbitration on a bus to determine an extreme value
US8032678B2 (en) * 2008-11-05 2011-10-04 Mediatek Inc. Shared resource arbitration
US20110113172A1 (en) * 2009-11-12 2011-05-12 Himax Technologies Limited Utilization-enhanced shared bus system and bus arbitration method
US8612649B2 (en) 2010-12-17 2013-12-17 At&T Intellectual Property I, L.P. Validation of priority queue processing
US9208109B2 (en) * 2011-06-01 2015-12-08 Altera Corporation Memory controllers with dynamic port priority assignment capabilities
US8706936B2 (en) 2011-11-14 2014-04-22 Arm Limited Integrated circuit having a bus network, and method for the integrated circuit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796992A (en) * 1971-12-27 1974-03-12 Hitachi Ltd Priority level discriminating apparatus
US3818447A (en) * 1972-04-21 1974-06-18 Ibm Priority data handling system and method
US4096571A (en) * 1976-09-08 1978-06-20 Codex Corporation System for resolving memory access conflicts among processors and minimizing processor waiting times for access to memory by comparing waiting times and breaking ties by an arbitrary priority ranking
DE3009308A1 (de) * 1980-03-11 1981-10-01 Siemens AG, 1000 Berlin und 8000 München Verfahren und anordnung zum uebertragen von datensignalen

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US3983540A (en) * 1975-09-08 1976-09-28 Honeywell Inc. Rapid bus priority resolution
US4171536A (en) * 1976-05-03 1979-10-16 International Business Machines Corporation Microprocessor system
SE414087B (sv) * 1977-02-28 1980-07-07 Ellemtel Utvecklings Ab Anordning i ett datorsystem vid utsendning av signaler fran en processor till en eller flera andra processorer varvid prioriterade signaler sends direkt utan tidsfordrojning och oprioriterade signalers ordningsfoljd ...
US4161779A (en) * 1977-11-30 1979-07-17 Burroughs Corporation Dynamic priority system for controlling the access of stations to a shared device
US4330857A (en) * 1980-02-29 1982-05-18 Ibm Corporation Dynamically variable priority, variable position channels in a TDMA burst
US4358829A (en) * 1980-04-14 1982-11-09 Sperry Corporation Dynamic rank ordered scheduling mechanism
US4385350A (en) * 1980-07-16 1983-05-24 Ford Aerospace & Communications Corporation Multiprocessor system having distributed priority resolution circuitry
EP0048767B1 (de) * 1980-09-27 1985-03-20 Ibm Deutschland Gmbh Prioritätsstufengesteuerte Unterbrechungseinrichtung

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796992A (en) * 1971-12-27 1974-03-12 Hitachi Ltd Priority level discriminating apparatus
US3818447A (en) * 1972-04-21 1974-06-18 Ibm Priority data handling system and method
GB1365838A (en) * 1972-04-21 1974-09-04 Ibm Data handling system
US4096571A (en) * 1976-09-08 1978-06-20 Codex Corporation System for resolving memory access conflicts among processors and minimizing processor waiting times for access to memory by comparing waiting times and breaking ties by an arbitrary priority ranking
DE3009308A1 (de) * 1980-03-11 1981-10-01 Siemens AG, 1000 Berlin und 8000 München Verfahren und anordnung zum uebertragen von datensignalen

Also Published As

Publication number Publication date
GB2114788A (en) 1983-08-24
GB8300265D0 (en) 1983-02-09
SE8207442D0 (sv) 1982-12-28
NL8300045A (nl) 1983-08-01
SE450301B (sv) 1987-06-15
FR2519442B1 (fr) 1985-07-12
KR840003566A (ko) 1984-09-08
CA1193688A (en) 1985-09-17
SE8207442L (sv) 1983-07-08
US4488218A (en) 1984-12-11
DE3300261C2 (US06174465-20010116-C00003.png) 1989-12-14
KR880002197B1 (ko) 1988-10-17
GB2114788B (en) 1985-09-18
FR2519442A1 (fr) 1983-07-08

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: AT & T TECHNOLOGIES, INC., NEW YORK, N.Y., US

D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN