FR2323279B2 - - Google Patents
Info
- Publication number
- FR2323279B2 FR2323279B2 FR7527328A FR7527328A FR2323279B2 FR 2323279 B2 FR2323279 B2 FR 2323279B2 FR 7527328 A FR7527328 A FR 7527328A FR 7527328 A FR7527328 A FR 7527328A FR 2323279 B2 FR2323279 B2 FR 2323279B2
- Authority
- FR
- France
- 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
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/132—Thermal activation of liquid crystals exhibiting a thermo-optic effect
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- 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
-
- 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]
- H04N9/3141—Constructional details thereof
- H04N9/315—Modulator illumination systems
- H04N9/3164—Modulator illumination systems using multiple light sources
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7527328A FR2323279A2 (fr) | 1975-09-05 | 1975-09-05 | Dispositif de teleprojection et de telereprographie d'images en couleurs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7527328A FR2323279A2 (fr) | 1975-09-05 | 1975-09-05 | Dispositif de teleprojection et de telereprographie d'images en couleurs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2323279A2 FR2323279A2 (fr) | 1977-04-01 |
| FR2323279B2 true FR2323279B2 (enExample) | 1981-12-31 |
Family
ID=9159676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7527328A Granted FR2323279A2 (fr) | 1975-09-05 | 1975-09-05 | Dispositif de teleprojection et de telereprographie d'images en couleurs |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2323279A2 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0258927A3 (en) * | 1986-08-22 | 1991-01-09 | North American Philips Corporation | Display system |
| US5231388A (en) * | 1991-12-17 | 1993-07-27 | Texas Instruments Incorporated | Color display system using spatial light modulators |
-
1975
- 1975-09-05 FR FR7527328A patent/FR2323279A2/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2323279A2 (fr) | 1977-04-01 |