HK8391A - Method and apparatus for dma window display - Google Patents
Method and apparatus for dma window displayInfo
- Publication number
- HK8391A HK8391A HK8391A HK8391A HK8391A HK 8391 A HK8391 A HK 8391A HK 8391 A HK8391 A HK 8391A HK 8391 A HK8391 A HK 8391A HK 8391 A HK8391 A HK 8391A
- Authority
- HK
- Hong Kong
- Prior art keywords
- window display
- dma window
- dma
- display
- window
- Prior art date
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
- G09G5/14—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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Controls And Circuits For Display Device (AREA)
- Processing Or Creating Images (AREA)
- Digital Computer Display Output (AREA)
- Image Generation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77582985A | 1985-09-13 | 1985-09-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK8391A true HK8391A (en) | 1991-02-01 |
Family
ID=25105637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK8391A HK8391A (en) | 1985-09-13 | 1991-01-24 | Method and apparatus for dma window display |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPH0646378B2 (en) |
FR (1) | FR2587520B1 (en) |
GB (1) | GB2180729B (en) |
HK (1) | HK8391A (en) |
SG (1) | SG13890G (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5241656A (en) * | 1989-02-06 | 1993-08-31 | International Business Machines Corporation | Depth buffer clipping for window management |
CA1323450C (en) * | 1989-02-06 | 1993-10-19 | Larry K. Loucks | Depth buffer clipping for window management |
JPH03177893A (en) * | 1989-12-06 | 1991-08-01 | Toshiba Corp | Multiwindow display device |
WO1991020072A1 (en) * | 1990-06-15 | 1991-12-26 | Empruve, Inc. | System for displaying information |
US5388200A (en) * | 1990-12-21 | 1995-02-07 | Sun Microsystems, Inc. | Method and apparatus for writing directly to a frame buffer |
GB9108389D0 (en) * | 1991-04-19 | 1991-06-05 | 3 Space Software Ltd | Treatment of video images |
US5504855A (en) * | 1993-10-29 | 1996-04-02 | Sun Microsystems, Inc. | Method and apparatus for providing fast multi-color storage in a frame buffer |
US5533187A (en) * | 1993-10-29 | 1996-07-02 | Sun Microsystems, Inc | Multiple block mode operations in a frame buffer system designed for windowing operations |
DE69430296T2 (en) * | 1993-10-29 | 2002-11-07 | Samsung Semiconductor, Inc. | SHIFT SPEED INCREASE IN A GRID BUFFER |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2089165B (en) * | 1980-10-30 | 1985-10-09 | Canon Kk | Character and image processing |
US4484302A (en) * | 1980-11-20 | 1984-11-20 | International Business Machines Corporation | Single screen display system with multiple virtual display having prioritized service programs and dedicated memory stacks |
JPS59116787A (en) * | 1982-12-24 | 1984-07-05 | 株式会社日立製作所 | Display indication system |
JPS59127093A (en) * | 1983-01-12 | 1984-07-21 | 日本電気株式会社 | Screen split controller |
US4570161A (en) * | 1983-08-16 | 1986-02-11 | International Business Machines Corporation | Raster scan digital display system |
JPS6064386A (en) * | 1983-09-20 | 1985-04-12 | 株式会社東芝 | Image display unit |
CA1231186A (en) * | 1983-12-20 | 1988-01-05 | Takatoshi Ishii | Display control system |
JPS60147785A (en) * | 1984-01-12 | 1985-08-03 | 株式会社アスキ− | Controller for data movement between logical areas |
-
1986
- 1986-05-30 GB GB8613220A patent/GB2180729B/en not_active Expired
- 1986-06-30 FR FR8609463A patent/FR2587520B1/en not_active Expired - Fee Related
- 1986-09-12 JP JP61214189A patent/JPH0646378B2/en not_active Expired - Lifetime
-
1990
- 1990-02-27 SG SG13890A patent/SG13890G/en unknown
-
1991
- 1991-01-24 HK HK8391A patent/HK8391A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB8613220D0 (en) | 1986-07-02 |
JPH0646378B2 (en) | 1994-06-15 |
FR2587520B1 (en) | 1994-02-18 |
GB2180729A (en) | 1987-04-01 |
FR2587520A1 (en) | 1987-03-20 |
GB2180729B (en) | 1989-10-11 |
JPS6267632A (en) | 1987-03-27 |
SG13890G (en) | 1990-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PE | Patent expired |
Effective date: 20060529 |