FR2650902B1 - Ordinateur avec circuit integre video pilote par memoire vive - Google Patents

Ordinateur avec circuit integre video pilote par memoire vive

Info

Publication number
FR2650902B1
FR2650902B1 FR9010125A FR9010125A FR2650902B1 FR 2650902 B1 FR2650902 B1 FR 2650902B1 FR 9010125 A FR9010125 A FR 9010125A FR 9010125 A FR9010125 A FR 9010125A FR 2650902 B1 FR2650902 B1 FR 2650902B1
Authority
FR
France
Prior art keywords
ram
computer
driver circuit
video driver
integrated video
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 - Fee Related
Application number
FR9010125A
Other languages
English (en)
Other versions
FR2650902A1 (fr
Inventor
Robert L Bailey
Brian D Howard
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.)
Apple Inc
Original Assignee
Apple Computer 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 Apple Computer Inc filed Critical Apple Computer Inc
Publication of FR2650902A1 publication Critical patent/FR2650902A1/fr
Application granted granted Critical
Publication of FR2650902B1 publication Critical patent/FR2650902B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/001—Arbitration of resources in a display system, e.g. control of access to frame buffer by video controller and/or main processor
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/12—Frame memory handling
    • G09G2360/125—Frame memory handling using unified memory architecture [UMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Digital Computer Display Output (AREA)
  • Memory System (AREA)
FR9010125A 1989-08-10 1990-08-08 Ordinateur avec circuit integre video pilote par memoire vive Expired - Fee Related FR2650902B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/392,094 US5151997A (en) 1989-08-10 1989-08-10 Computer with adaptable video circuitry

Publications (2)

Publication Number Publication Date
FR2650902A1 FR2650902A1 (fr) 1991-02-15
FR2650902B1 true FR2650902B1 (fr) 1995-05-05

Family

ID=23549226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9010125A Expired - Fee Related FR2650902B1 (fr) 1989-08-10 1990-08-08 Ordinateur avec circuit integre video pilote par memoire vive

Country Status (5)

Country Link
US (1) US5151997A (fr)
JP (1) JPH03130798A (fr)
AU (1) AU634263B2 (fr)
FR (1) FR2650902B1 (fr)
GB (1) GB2235314B (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9405914D0 (en) * 1994-03-24 1994-05-11 Discovision Ass Video decompression
US5151997A (en) * 1989-08-10 1992-09-29 Apple Computer, Inc. Computer with adaptable video circuitry
CA2043493C (fr) * 1990-10-05 1997-04-01 Ricky C. Hetherington Antememoire hierarchique a circuit integre
FR2669448B1 (fr) * 1990-11-19 1993-01-15 Bull Sa Architecture de terminal et circuit de gestion.
CA2065979C (fr) * 1991-06-10 1999-01-19 Stephen Patrick Thompson Acces a une memoire video au moyen d'un processeur de commande utilisant un tampon premier entre premier sorti et choisissant le niveau de remplissage d'apres le mode de fonctionnement
CA2125788A1 (fr) * 1991-12-13 1993-06-24 Eric Charles Peters Tampon et indexation d'images
US5263139A (en) * 1992-05-19 1993-11-16 Sun Microsystems, Inc. Multiple bus architecture for flexible communication among processor modules and memory subsystems and specialized subsystems
US6034674A (en) * 1992-06-30 2000-03-07 Discovision Associates Buffer manager
US5842033A (en) 1992-06-30 1998-11-24 Discovision Associates Padding apparatus for passing an arbitrary number of bits through a buffer in a pipeline system
US6330665B1 (en) 1992-06-30 2001-12-11 Discovision Associates Video parser
JP3400824B2 (ja) * 1992-11-06 2003-04-28 三菱電機株式会社 半導体記憶装置
US5572655A (en) * 1993-01-12 1996-11-05 Lsi Logic Corporation High-performance integrated bit-mapped graphics controller
JP3334211B2 (ja) 1993-02-10 2002-10-15 株式会社日立製作所 ディスプレイ
CA2160560A1 (fr) * 1993-04-16 1994-10-27 Daniel F. Cutter Peripherique video pour ordinateur
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
GB2283596B (en) * 1993-11-01 1998-07-01 Ericsson Ge Mobile Communicat Multiprocessor data memory sharing
CA2145365C (fr) * 1994-03-24 1999-04-27 Anthony M. Jones Methode d'acces a des batteries de memoires vives dynamiques
CA2145361C (fr) * 1994-03-24 1999-09-07 Martin William Sotheran Gestionnaire de tampons
US5812792A (en) * 1994-07-22 1998-09-22 Network Peripherals, Inc. Use of video DRAM for memory storage in a local area network port of a switching hub
US6175571B1 (en) 1994-07-22 2001-01-16 Network Peripherals, Inc. Distributed memory switching hub
US5798719A (en) * 1994-07-29 1998-08-25 Discovision Associates Parallel Huffman decoder
US6466216B1 (en) 1995-06-07 2002-10-15 International Business Machines Corporation Computer system with optimized display control
US6119213A (en) * 1995-06-07 2000-09-12 Discovision Associates Method for addressing data having variable data width using a fixed number of bits for address and width defining fields
US5757386A (en) * 1995-08-11 1998-05-26 International Business Machines Corporation Method and apparatus for virtualizing off-screen memory of a graphics engine
US5956048A (en) * 1997-11-10 1999-09-21 Kerry R. Gaston Electronic book system
FR2776814B1 (fr) * 1998-03-26 2001-10-19 Alsthom Cge Alkatel Procede de controle d'un afficheur a cristaux liquides
JP4044536B2 (ja) * 2004-04-07 2008-02-06 シャープ株式会社 表示制御用回路

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5834836B2 (ja) * 1975-12-29 1983-07-29 株式会社日立製作所 デ−タヒヨウジセイギヨホウシキ
US4079458A (en) * 1976-08-11 1978-03-14 Xerox Corporation High resolution character generator
US4117469A (en) * 1976-12-20 1978-09-26 Levine Michael R Computer assisted display processor having memory sharing by the computer and the processor
US4149145A (en) * 1977-02-17 1979-04-10 Xerox Corporation Fax processor
US4181933A (en) * 1978-04-18 1980-01-01 Mohawk Data Sciences Corp. Memory access and sharing control system
US4418343A (en) * 1981-02-19 1983-11-29 Honeywell Information Systems Inc. CRT Refresh memory system
JPS588348A (ja) * 1981-07-07 1983-01-18 Sony Corp 出力表示用メモリの制御回路
US4486856A (en) * 1982-05-10 1984-12-04 Teletype Corporation Cache memory and control circuit
US4481578A (en) * 1982-05-21 1984-11-06 Pitney Bowes Inc. Direct memory access data transfer system for use with plural processors
US4511965A (en) * 1983-03-21 1985-04-16 Zenith Electronics Corporation Video ram accessing system
JPS60117327A (ja) * 1983-11-30 1985-06-24 Fuji Xerox Co Ltd ディスプレイ装置
EP0383367B1 (fr) * 1983-12-26 1999-03-17 Hitachi, Ltd. Appareil et méthode de traitement de motif graphique
US4757312A (en) * 1984-06-29 1988-07-12 Hitachi, Ltd. Image display apparatus
US4811204A (en) * 1984-08-16 1989-03-07 Vadem Corporation Direct memory access and display system
US4755810A (en) * 1985-04-05 1988-07-05 Tektronix, Inc. Frame buffer memory
US4700320A (en) * 1985-07-09 1987-10-13 American Telephone And Telegraph Company, At&T Bell Laboratories Bitmapped graphics workstation
US4769637A (en) * 1985-11-26 1988-09-06 Digital Equipment Corporation Video display control circuit arrangement
US4874164A (en) * 1986-07-18 1989-10-17 Commodore-Amiga, Inc. Personal computer apparatus for block transfer of bit-mapped image data
US4783652A (en) * 1986-08-25 1988-11-08 International Business Machines Corporation Raster display controller with variable spatial resolution and pixel data depth
US4809166A (en) * 1986-08-27 1989-02-28 Advanced Micro Devices, Inc. Data assembly apparatus and method
EP0261751A3 (fr) * 1986-09-25 1990-07-18 Tektronix, Inc. Système d'accès de mémoire concurrent
GB8702358D0 (en) * 1987-02-03 1987-03-11 Int Computers Ltd Video display apparatus
US4882683B1 (en) * 1987-03-16 1995-11-07 Fairchild Semiconductor Cellular addrssing permutation bit map raster graphics architecture
US5001652A (en) * 1987-03-20 1991-03-19 International Business Machines Corporation Memory arbitration for video subsystems
JPS63243989A (ja) * 1987-03-31 1988-10-11 株式会社東芝 メモリ制御装置
AU602213B2 (en) * 1987-05-28 1990-10-04 Digital Equipment Corporation Computer work station including video update arrangement
US5151997A (en) * 1989-08-10 1992-09-29 Apple Computer, Inc. Computer with adaptable video circuitry

Also Published As

Publication number Publication date
GB2235314B (en) 1993-09-29
JPH03130798A (ja) 1991-06-04
FR2650902A1 (fr) 1991-02-15
AU634263B2 (en) 1993-02-18
GB9016822D0 (en) 1990-09-12
AU6001490A (en) 1991-02-14
GB2235314A (en) 1991-02-27
US5151997A (en) 1992-09-29

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Legal Events

Date Code Title Description
ST Notification of lapse