GB8708478D0 - Microprocessor video display system - Google Patents
Microprocessor video display systemInfo
- Publication number
- GB8708478D0 GB8708478D0 GB878708478A GB8708478A GB8708478D0 GB 8708478 D0 GB8708478 D0 GB 8708478D0 GB 878708478 A GB878708478 A GB 878708478A GB 8708478 A GB8708478 A GB 8708478A GB 8708478 D0 GB8708478 D0 GB 8708478D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- display system
- video display
- microprocessor video
- microprocessor
- 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.)
- Granted
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Controls And Circuits For Display Device (AREA)
- Image Input (AREA)
- Digital Computer Display Output (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868608776A GB8608776D0 (en) | 1986-04-10 | 1986-04-10 | Video memory contention mechanism |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8708478D0 true GB8708478D0 (en) | 1987-05-13 |
GB2189632A GB2189632A (en) | 1987-10-28 |
GB2189632B GB2189632B (en) | 1990-03-14 |
Family
ID=10595998
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868608776A Pending GB8608776D0 (en) | 1986-04-10 | 1986-04-10 | Video memory contention mechanism |
GB8708478A Expired - Lifetime GB2189632B (en) | 1986-04-10 | 1987-04-09 | Microprocessor video display system |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868608776A Pending GB8608776D0 (en) | 1986-04-10 | 1986-04-10 | Video memory contention mechanism |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0241288B1 (en) |
DE (1) | DE3776940D1 (en) |
ES (1) | ES2029833T3 (en) |
GB (2) | GB8608776D0 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2036559T3 (en) * | 1987-03-20 | 1993-06-01 | International Business Machines Corporation | COMPUTER SYSTEM WITH VIDEO SUBSYSTEM. |
US5001652A (en) * | 1987-03-20 | 1991-03-19 | International Business Machines Corporation | Memory arbitration for video subsystems |
JP2557077B2 (en) * | 1987-12-21 | 1996-11-27 | エイ・ティ・アンド・ティ グローバル インフォメーション ソルーションズ インターナショナル インコーポレイテッド | Synchronous access type character display system |
GB9027678D0 (en) * | 1990-12-20 | 1991-02-13 | Ncr Co | Videographics display system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4263648A (en) * | 1978-12-26 | 1981-04-21 | Honeywell Information Systems Inc. | Split system bus cycle for direct memory access of peripherals in a cathode ray tube display system |
JPS55127656A (en) * | 1979-03-26 | 1980-10-02 | Agency Of Ind Science & Technol | Picture memory unit |
JPS588348A (en) * | 1981-07-07 | 1983-01-18 | Sony Corp | Microcomputer |
JPS58192148A (en) * | 1982-05-07 | 1983-11-09 | Hitachi Ltd | Operation processor |
-
1986
- 1986-04-10 GB GB868608776A patent/GB8608776D0/en active Pending
-
1987
- 1987-04-09 DE DE8787303096T patent/DE3776940D1/en not_active Expired - Lifetime
- 1987-04-09 GB GB8708478A patent/GB2189632B/en not_active Expired - Lifetime
- 1987-04-09 ES ES87303096T patent/ES2029833T3/en not_active Expired - Lifetime
- 1987-04-09 EP EP87303096A patent/EP0241288B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0241288A2 (en) | 1987-10-14 |
GB2189632A (en) | 1987-10-28 |
EP0241288B1 (en) | 1992-03-04 |
GB8608776D0 (en) | 1986-05-14 |
ES2029833T3 (en) | 1992-10-01 |
DE3776940D1 (en) | 1992-04-09 |
GB2189632B (en) | 1990-03-14 |
EP0241288A3 (en) | 1989-02-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19980409 |