GB8911381D0 - Apparatus for rapidly clearing the output display of a computer system - Google Patents
Apparatus for rapidly clearing the output display of a computer systemInfo
- Publication number
- GB8911381D0 GB8911381D0 GB898911381A GB8911381A GB8911381D0 GB 8911381 D0 GB8911381 D0 GB 8911381D0 GB 898911381 A GB898911381 A GB 898911381A GB 8911381 A GB8911381 A GB 8911381A GB 8911381 D0 GB8911381 D0 GB 8911381D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- computer system
- output display
- rapidly clearing
- clearing
- rapidly
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
-
- 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
- G09G5/395—Arrangements specially adapted for transferring the contents of the bit-mapped memory to the screen
-
- 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
- G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
- G09G5/024—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed using colour registers, e.g. to control background, foreground, surface filling
-
- 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
- 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
- G09G5/36—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
- G09G5/399—Control of the bit-mapped memory using two or more bit-mapped memories, the operations of which are switched in time, e.g. ping-pong buffers
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/12—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- Controls And Circuits For Display Device (AREA)
- Digital Computer Display Output (AREA)
- Image Generation (AREA)
- User Interface Of Digital Computer (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25495788A | 1988-10-07 | 1988-10-07 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8911381D0 true GB8911381D0 (en) | 1989-07-05 |
GB2223651A GB2223651A (en) | 1990-04-11 |
GB2223651B GB2223651B (en) | 1993-03-31 |
Family
ID=22966239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8911381A Expired - Fee Related GB2223651B (en) | 1988-10-07 | 1989-05-18 | Apparatus for rapidly clearing the output display of a computer sytem |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP2858137B2 (en) |
KR (1) | KR960003073B1 (en) |
CA (1) | CA1316271C (en) |
FR (1) | FR2637706B1 (en) |
GB (1) | GB2223651B (en) |
HK (1) | HK98793A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5061919A (en) * | 1987-06-29 | 1991-10-29 | Evans & Sutherland Computer Corp. | Computer graphics dynamic control system |
US5050102A (en) * | 1989-04-28 | 1991-09-17 | Sun Microsystems, Inc. | Apparatus for rapidly switching between output display frames using a shared frame gentification memory |
US5493637A (en) * | 1992-12-04 | 1996-02-20 | Network Computing Devices, Inc. | Video buffer recycling method and apparatus |
US5519825A (en) * | 1993-11-16 | 1996-05-21 | Sun Microsystems, Inc. | Method and apparatus for NTSC display of full range animation |
US5537156A (en) * | 1994-03-24 | 1996-07-16 | Eastman Kodak Company | Frame buffer address generator for the mulitple format display of multiple format source video |
US6288722B1 (en) | 1996-10-17 | 2001-09-11 | International Business Machines Corporation | Frame buffer reconfiguration during graphics processing based upon image attributes |
JP2976945B2 (en) * | 1997-09-11 | 1999-11-10 | 日本電気株式会社 | Image drawing device |
US7038689B2 (en) * | 2002-02-19 | 2006-05-02 | Intel Corporation | Sparse refresh double-buffering |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2113950B (en) * | 1982-01-15 | 1986-10-01 | Quantel Ltd | Image composition system |
US4533910A (en) * | 1982-11-02 | 1985-08-06 | Cadtrak Corporation | Graphics display system with viewports of arbitrary location and content |
US4554538A (en) * | 1983-05-25 | 1985-11-19 | Westinghouse Electric Corp. | Multi-level raster scan display system |
GB8320357D0 (en) * | 1983-07-28 | 1983-09-01 | Quantel Ltd | Video graphic simulator systems |
US4559533A (en) * | 1983-11-03 | 1985-12-17 | Burroughs Corporation | Method of electronically moving portions of several different images on a CRT screen |
US4642626A (en) * | 1984-09-17 | 1987-02-10 | Honeywell Information Systems Inc. | Graphic display scan line blanking capability |
JPS61151592A (en) * | 1984-12-20 | 1986-07-10 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | Display unit |
US4755810A (en) * | 1985-04-05 | 1988-07-05 | Tektronix, Inc. | Frame buffer memory |
GB2181928B (en) * | 1985-10-16 | 1989-10-25 | Philips Electronic Associated | Teletext television receivers |
GB2191917A (en) * | 1986-06-16 | 1987-12-23 | Ibm | A multiple window display system |
JPS63118787A (en) * | 1986-11-07 | 1988-05-23 | 株式会社日立製作所 | Superimposition display system |
GB2214038B (en) * | 1987-10-05 | 1991-07-03 | Int Computers Ltd | Image display system |
-
1989
- 1989-05-16 CA CA000599864A patent/CA1316271C/en not_active Expired - Fee Related
- 1989-05-18 GB GB8911381A patent/GB2223651B/en not_active Expired - Fee Related
- 1989-06-28 FR FR8908612A patent/FR2637706B1/en not_active Expired - Fee Related
- 1989-08-17 KR KR1019890011709A patent/KR960003073B1/en not_active IP Right Cessation
- 1989-09-11 JP JP1233064A patent/JP2858137B2/en not_active Expired - Fee Related
-
1993
- 1993-09-23 HK HK987/93A patent/HK98793A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR960003073B1 (en) | 1996-03-04 |
GB2223651B (en) | 1993-03-31 |
JPH02123422A (en) | 1990-05-10 |
GB2223651A (en) | 1990-04-11 |
FR2637706B1 (en) | 1994-03-18 |
HK98793A (en) | 1993-09-30 |
KR900007186A (en) | 1990-05-09 |
FR2637706A1 (en) | 1990-04-13 |
AU3458189A (en) | 1990-04-12 |
AU616966B2 (en) | 1991-11-14 |
CA1316271C (en) | 1993-04-13 |
JP2858137B2 (en) | 1999-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20060518 |