DE3062305D1 - Curve generator for making visible symbols on a cathode ray tube screen - Google Patents
Curve generator for making visible symbols on a cathode ray tube screenInfo
- Publication number
- DE3062305D1 DE3062305D1 DE8080400057T DE3062305T DE3062305D1 DE 3062305 D1 DE3062305 D1 DE 3062305D1 DE 8080400057 T DE8080400057 T DE 8080400057T DE 3062305 T DE3062305 T DE 3062305T DE 3062305 D1 DE3062305 D1 DE 3062305D1
- Authority
- DE
- Germany
- Prior art keywords
- ray tube
- cathode ray
- tube screen
- curve generator
- making visible
- 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.)
- Expired
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
- G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
- G09G1/06—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
- G09G1/08—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam directly tracing characters, the information to be displayed controlling the deflection and the intensity as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system
- G09G1/10—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam directly tracing characters, the information to be displayed controlling the deflection and the intensity as a function of time in two spatial co-ordinates, e.g. according to a cartesian co-ordinate system the deflection signals being produced by essentially digital means, e.g. incrementally
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Image Generation (AREA)
- Spark Plugs (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7902281A FR2448194A1 (fr) | 1979-01-30 | 1979-01-30 | Dispositif generateur de courses pour la visualisation de symboles sur un ecran cathodique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3062305D1 true DE3062305D1 (en) | 1983-04-21 |
Family
ID=9221338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8080400057T Expired DE3062305D1 (en) | 1979-01-30 | 1980-01-15 | Curve generator for making visible symbols on a cathode ray tube screen |
Country Status (4)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4481605A (en) * | 1982-03-05 | 1984-11-06 | Sperry Corporation | Display vector generator utilizing sine/cosine accumulation |
| ZA834723B (en) * | 1982-07-08 | 1984-03-28 | Int Computers Ltd | Digital display system |
| US4692887A (en) * | 1983-05-10 | 1987-09-08 | Casio Computer Co., Ltd. | Circle and circular arc generator |
| US4646075A (en) * | 1983-11-03 | 1987-02-24 | Robert Bosch Corporation | System and method for a data processing pipeline |
| GB2204216B (en) * | 1987-04-30 | 1991-02-06 | Ibm | Curve generation in a display system |
| JPH0668771B2 (ja) * | 1987-12-07 | 1994-08-31 | 沖電気工業株式会社 | Ｄｄａ円発生表示方法 |
| US4987554A (en) * | 1988-08-24 | 1991-01-22 | The Research Foundation Of State University Of New York | Method of converting continuous three-dimensional geometrical representations of polygonal objects into discrete three-dimensional voxel-based representations thereof within a three-dimensional voxel-based system |
| WO2001063561A1 (en) * | 2000-02-25 | 2001-08-30 | The Research Foundation Of State University Of New York | Apparatus and method for volume processing and rendering |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3696391A (en) * | 1969-09-19 | 1972-10-03 | Thomson Csf T Vt Sa | System for the display of synthesized graphic symbols |
| US3728528A (en) * | 1971-03-24 | 1973-04-17 | Allen Bradley Co | Circular interpolation by finite differences |
| FR2218646B1 (US20100012521A1-20100121-C00001.png) * | 1973-02-20 | 1976-09-10 | Thomson Csf | |
| US4023027A (en) * | 1975-11-10 | 1977-05-10 | Rockwell International Corporation | Circle/graphics CRT deflection generation using digital techniques |
| US4115863A (en) * | 1976-12-07 | 1978-09-19 | Sperry Rand Corporation | Digital stroke display with vector, circle and character generation capability |
-
1979
- 1979-01-30 FR FR7902281A patent/FR2448194A1/fr active Granted
-
1980
- 1980-01-15 DE DE8080400057T patent/DE3062305D1/de not_active Expired
- 1980-01-15 EP EP80400057A patent/EP0014127B1/fr not_active Expired
- 1980-01-28 US US06/115,885 patent/US4314351A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2448194B1 (US20100012521A1-20100121-C00001.png) | 1981-10-30 |
| EP0014127B1 (fr) | 1983-03-16 |
| EP0014127A1 (fr) | 1980-08-06 |
| FR2448194A1 (fr) | 1980-08-29 |
| US4314351A (en) | 1982-02-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8339 | Ceased/non-payment of the annual fee |