CA1151455A - Device for projecting colour pictures onto a screen and display system incorporating such a device - Google Patents
Device for projecting colour pictures onto a screen and display system incorporating such a deviceInfo
- Publication number
- CA1151455A CA1151455A CA000360545A CA360545A CA1151455A CA 1151455 A CA1151455 A CA 1151455A CA 000360545 A CA000360545 A CA 000360545A CA 360545 A CA360545 A CA 360545A CA 1151455 A CA1151455 A CA 1151455A
- Authority
- CA
- Canada
- Prior art keywords
- screen
- cell
- image
- display
- making
- 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
- 230000003287 optical effect Effects 0.000 claims abstract description 6
- 230000000875 corresponding effect Effects 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 8
- 230000000007 visual effect Effects 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims 2
- ORWQBKPSGDRPPA-UHFFFAOYSA-N 3-[2-[ethyl(methyl)amino]ethyl]-1h-indol-4-ol Chemical compound C1=CC(O)=C2C(CCN(C)CC)=CNC2=C1 ORWQBKPSGDRPPA-UHFFFAOYSA-N 0.000 abstract 1
- 238000005286 illumination Methods 0.000 abstract 1
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 239000003086 colorant Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 240000001973 Ficus microcarpa Species 0.000 description 1
- 239000004990 Smectic liquid crystal Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
- H04N9/3108—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators by using a single electronic spatial light modulator
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7923599A FR2466071A1 (fr) | 1979-09-21 | 1979-09-21 | Dispositif de projection d'images en couleurs sur un ecran, et systeme de visualisation comprenant un tel dispositif |
| FR7923599 | 1979-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1151455A true CA1151455A (en) | 1983-08-09 |
Family
ID=9229906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000360545A Expired CA1151455A (en) | 1979-09-21 | 1980-09-17 | Device for projecting colour pictures onto a screen and display system incorporating such a device |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0026129B1 (enExample) |
| JP (1) | JPS5679591A (enExample) |
| AT (1) | ATE4362T1 (enExample) |
| CA (1) | CA1151455A (enExample) |
| DE (1) | DE3064421D1 (enExample) |
| FR (1) | FR2466071A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4613207A (en) * | 1984-05-08 | 1986-09-23 | Manchester R & D Partnership | Liquid crystal projector and method |
| JPH01201622A (ja) * | 1988-02-06 | 1989-08-14 | Sharp Corp | 投映型表示装置 |
| JPH05203908A (ja) * | 1991-06-07 | 1993-08-13 | Hughes Aircraft Co | 単一の光バルブ全色投影ディスプレイ装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3912386A (en) * | 1974-06-14 | 1975-10-14 | Rca Corp | Color image intensification and projection using deformable mirror light valve |
| FR2284237A1 (fr) * | 1974-09-06 | 1976-04-02 | Thomson Csf | Dispositif de teleprojection et de telereprographie d'images en couleurs |
| US4031542A (en) * | 1976-03-08 | 1977-06-21 | Westinghouse Electric Corporation | Projection color television system |
-
1979
- 1979-09-21 FR FR7923599A patent/FR2466071A1/fr active Granted
-
1980
- 1980-09-09 AT AT80401284T patent/ATE4362T1/de not_active IP Right Cessation
- 1980-09-09 EP EP80401284A patent/EP0026129B1/fr not_active Expired
- 1980-09-09 DE DE8080401284T patent/DE3064421D1/de not_active Expired
- 1980-09-17 CA CA000360545A patent/CA1151455A/en not_active Expired
- 1980-09-22 JP JP13087180A patent/JPS5679591A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2466071B1 (enExample) | 1982-10-01 |
| ATE4362T1 (de) | 1983-08-15 |
| EP0026129A1 (fr) | 1981-04-01 |
| JPS5679591A (en) | 1981-06-30 |
| DE3064421D1 (en) | 1983-09-01 |
| FR2466071A1 (fr) | 1981-03-27 |
| EP0026129B1 (fr) | 1983-07-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |