EP0617400A3 - Methods and apparatus for accelerating windows in graphics systems. - Google Patents

Methods and apparatus for accelerating windows in graphics systems. Download PDF

Info

Publication number
EP0617400A3
EP0617400A3 EP94201808A EP94201808A EP0617400A3 EP 0617400 A3 EP0617400 A3 EP 0617400A3 EP 94201808 A EP94201808 A EP 94201808A EP 94201808 A EP94201808 A EP 94201808A EP 0617400 A3 EP0617400 A3 EP 0617400A3
Authority
EP
European Patent Office
Prior art keywords
methods
graphics systems
accelerating
windows
accelerating windows
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
EP94201808A
Other languages
German (de)
French (fr)
Other versions
EP0617400A2 (en
EP0617400B1 (en
Inventor
David Pinedo
Ronald D Larson
Darel N Emmot
Byron A Alcorn
Desi Rhoden
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of EP0617400A2 publication Critical patent/EP0617400A2/en
Publication of EP0617400A3 publication Critical patent/EP0617400A3/en
Application granted granted Critical
Publication of EP0617400B1 publication Critical patent/EP0617400B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G09G5/36—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
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/393—Arrangements for updating the contents of the bit-mapped 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
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/14—Display of multiple viewports
    • 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
    • G09G2360/121—Frame memory handling using a cache memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
  • Image Processing (AREA)
EP94201808A 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems Expired - Lifetime EP0617400B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38751089A 1989-07-28 1989-07-28
EP19900308257 EP0410783B1 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems
US387510 1995-02-13

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP19900308257 Division EP0410783B1 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems
EP90308257.6 Division 1990-07-27

Publications (3)

Publication Number Publication Date
EP0617400A2 EP0617400A2 (en) 1994-09-28
EP0617400A3 true EP0617400A3 (en) 1995-04-26
EP0617400B1 EP0617400B1 (en) 1999-09-08

Family

ID=23530194

Family Applications (4)

Application Number Title Priority Date Filing Date
EP94201809A Withdrawn EP0617401A3 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems.
EP19900308257 Expired - Lifetime EP0410783B1 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems
EP94201808A Expired - Lifetime EP0617400B1 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems
EP94201810A Expired - Lifetime EP0617402B1 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP94201809A Withdrawn EP0617401A3 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems.
EP19900308257 Expired - Lifetime EP0410783B1 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP94201810A Expired - Lifetime EP0617402B1 (en) 1989-07-28 1990-07-27 Methods and apparatus for accelerating windows in graphics systems

Country Status (2)

Country Link
EP (4) EP0617401A3 (en)
DE (3) DE69028259T2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4405330A1 (en) * 1994-02-21 1995-08-24 Vobis Microcomputer Ag Method for scrolling multiple raster lines in a window of a graphics mode operated screen of a personal computer
KR20080031595A (en) * 2006-10-04 2008-04-10 삼성전자주식회사 Apparatus and method for managing off-screen buffering
US20160104263A1 (en) * 2014-10-09 2016-04-14 Media Tek Inc. Method And Apparatus Of Latency Profiling Mechanism

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0202166A1 (en) * 1985-05-15 1986-11-20 O'Donnell, Ciaran Virtual image memory for multiple windowing
US4814884A (en) * 1987-10-21 1989-03-21 The United States Of America As Represented By The Secretary Of The Air Force Window generator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4811245A (en) * 1985-12-19 1989-03-07 General Electric Company Method of edge smoothing for a computer image generation system
US4829294A (en) * 1986-06-25 1989-05-09 Hitachi, Ltd. Document processing method and system using multiwindow
US4823286A (en) * 1987-02-12 1989-04-18 International Business Machines Corporation Pixel data path for high performance raster displays with all-point-addressable frame buffers
GB2203317B (en) * 1987-04-02 1991-04-03 Ibm Display system
US4903218A (en) * 1987-08-13 1990-02-20 Digital Equipment Corporation Console emulation for a graphics workstation
JPH0727571B2 (en) * 1987-10-26 1995-03-29 テクトロニックス・インコーポレイテッド Raster scan display device and graphic data transfer method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0202166A1 (en) * 1985-05-15 1986-11-20 O'Donnell, Ciaran Virtual image memory for multiple windowing
US4814884A (en) * 1987-10-21 1989-03-21 The United States Of America As Represented By The Secretary Of The Air Force Window generator

Also Published As

Publication number Publication date
DE69033158D1 (en) 1999-07-15
DE69033158T2 (en) 1999-10-14
EP0617400A2 (en) 1994-09-28
DE69028259T2 (en) 1997-01-23
EP0410783B1 (en) 1996-08-28
EP0410783A3 (en) 1991-07-10
DE69033283D1 (en) 1999-10-14
EP0617401A3 (en) 1995-04-26
EP0617402A3 (en) 1995-04-26
EP0617402B1 (en) 1999-06-09
DE69033283T2 (en) 1999-12-30
DE69028259D1 (en) 1996-10-02
EP0617400B1 (en) 1999-09-08
EP0617401A2 (en) 1994-09-28
EP0617402A2 (en) 1994-09-28
EP0410783A2 (en) 1991-01-30

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