EP0069518A3 - Raster scan video display terminal and method of operation - Google Patents
Raster scan video display terminal and method of operation Download PDFInfo
- Publication number
- EP0069518A3 EP0069518A3 EP82303343A EP82303343A EP0069518A3 EP 0069518 A3 EP0069518 A3 EP 0069518A3 EP 82303343 A EP82303343 A EP 82303343A EP 82303343 A EP82303343 A EP 82303343A EP 0069518 A3 EP0069518 A3 EP 0069518A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- video display
- display terminal
- raster scan
- scan video
- raster
- 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
- G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
- G09G5/222—Control of the character-code 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
- G09G5/34—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators for rolling or scrolling
- G09G5/343—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators for rolling or scrolling for systems having a character code-mapped display memory
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28061981A | 1981-07-06 | 1981-07-06 | |
US280619 | 1981-07-06 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0069518A2 EP0069518A2 (en) | 1983-01-12 |
EP0069518A3 true EP0069518A3 (en) | 1984-08-01 |
EP0069518B1 EP0069518B1 (en) | 1987-08-12 |
Family
ID=23073876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP82303343A Expired EP0069518B1 (en) | 1981-07-06 | 1982-06-25 | Raster scan video display terminal |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0069518B1 (en) |
JP (1) | JPS5817493A (en) |
AU (1) | AU555384B2 (en) |
CA (1) | CA1189645A (en) |
DE (1) | DE3276976D1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4611202A (en) * | 1983-10-18 | 1986-09-09 | Digital Equipment Corporation | Split screen smooth scrolling arrangement |
CN1012301B (en) * | 1984-10-16 | 1991-04-03 | 三洋电机株式会社 | Display apparatus |
JPS61151691A (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 |
GB2176979A (en) * | 1985-06-06 | 1987-01-07 | Aston Electronic Designs Ltd | Video signal manipulation system |
US4991118A (en) * | 1989-04-17 | 1991-02-05 | International Business Machines Corp. | Enhanced data stream processing in a fixed function terminal |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4249172A (en) * | 1979-09-04 | 1981-02-03 | Honeywell Information Systems Inc. | Row address linking control system for video display terminal |
EP0031011A2 (en) * | 1979-12-20 | 1981-07-01 | International Business Machines Corporation | Cathode ray tube display apparatus |
-
1982
- 1982-06-18 AU AU85019/82A patent/AU555384B2/en not_active Ceased
- 1982-06-25 EP EP82303343A patent/EP0069518B1/en not_active Expired
- 1982-06-25 DE DE8282303343T patent/DE3276976D1/en not_active Expired
- 1982-07-06 CA CA000406721A patent/CA1189645A/en not_active Expired
- 1982-07-06 JP JP57117625A patent/JPS5817493A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4249172A (en) * | 1979-09-04 | 1981-02-03 | Honeywell Information Systems Inc. | Row address linking control system for video display terminal |
EP0031011A2 (en) * | 1979-12-20 | 1981-07-01 | International Business Machines Corporation | Cathode ray tube display apparatus |
Non-Patent Citations (2)
Title |
---|
ELECTRO/81 CONFERENCE RECORD, vol. 6, 7th-9th April 1981, pages 1-11, New York, US * |
IBM TECHNICAL DISCLOSURE BULLETIN, vol. 21, no. 11, April 1979, pages 4332-4333, New York, US * |
Also Published As
Publication number | Publication date |
---|---|
DE3276976D1 (en) | 1987-09-17 |
JPS5817493A (en) | 1983-02-01 |
AU555384B2 (en) | 1986-09-25 |
EP0069518B1 (en) | 1987-08-12 |
AU8501982A (en) | 1983-01-13 |
EP0069518A2 (en) | 1983-01-12 |
CA1189645A (en) | 1985-06-25 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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