FR2134160B1 - - Google Patents
Info
- Publication number
- FR2134160B1 FR2134160B1 FR7114399A FR7114399A FR2134160B1 FR 2134160 B1 FR2134160 B1 FR 2134160B1 FR 7114399 A FR7114399 A FR 7114399A FR 7114399 A FR7114399 A FR 7114399A FR 2134160 B1 FR2134160 B1 FR 2134160B1
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/292—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 position or the direction of light beams, i.e. deflection by controlled diffraction or phased-array beam steering
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Substances (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7114399A FR2134160B1 (US06534493-20030318-C00166.png) | 1971-04-22 | 1971-04-22 | |
| US00245238A US3791716A (en) | 1971-04-22 | 1972-04-18 | Device for deflecting a light beam |
| DE19722219701 DE2219701A1 (de) | 1971-04-22 | 1972-04-21 | Vorrichtung zur Ablenkung eines Lichtstrahls |
| CA140,307A CA998764A (en) | 1971-04-22 | 1972-04-21 | Device for deflecting a light beam |
| GB1865372A GB1383969A (en) | 1971-04-22 | 1972-04-21 | Device for deflecting a light beam |
| US00332286A US3843231A (en) | 1971-04-22 | 1973-02-14 | Liquid crystal diffraction grating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7114399A FR2134160B1 (US06534493-20030318-C00166.png) | 1971-04-22 | 1971-04-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2134160A1 FR2134160A1 (US06534493-20030318-C00166.png) | 1972-12-08 |
| FR2134160B1 true FR2134160B1 (US06534493-20030318-C00166.png) | 1975-01-17 |
Family
ID=9075777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7114399A Expired FR2134160B1 (US06534493-20030318-C00166.png) | 1971-04-22 | 1971-04-22 |
Country Status (5)
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2189767B1 (US06534493-20030318-C00166.png) * | 1972-06-23 | 1976-06-11 | Western Electric Co | |
| US3980395A (en) * | 1973-02-20 | 1976-09-14 | The United States Of America As Represented By The Secretary Of The Navy | Liquid crystal switch for optical waveguide |
| FR2230410A1 (en) * | 1973-05-24 | 1974-12-20 | Commissariat Energie Atomique | Control of molecular orientation in liq. crystals - by applying electric field at varying frequencies |
| US3848965A (en) * | 1973-10-17 | 1974-11-19 | Xerox Corp | Method of controlling monochromatic collimated light by controlling the light reflection band of a liquid crystal |
| US3909113A (en) * | 1974-05-01 | 1975-09-30 | Us Navy | Optical coupler |
| US3918794A (en) * | 1974-11-29 | 1975-11-11 | Us Navy | Liquid crystal optical switch coupler |
| US4398794A (en) * | 1980-02-20 | 1983-08-16 | General Dynamics, Pomona Division | Dual directional tap coupler |
| FR2541784B1 (fr) * | 1983-02-25 | 1986-05-16 | Thomson Csf | Dispositif de deflexion statique d'un faisceau infra-rouge |
| DE3605516A1 (de) * | 1985-02-21 | 1986-09-04 | Canon K.K., Tokio/Tokyo | Optisches funktionselement sowie optische funktionsvorrichtung |
| US5299037A (en) * | 1985-08-07 | 1994-03-29 | Canon Kabushiki Kaisha | Diffraction grating type liquid crystal display device in viewfinder |
| US4822145A (en) * | 1986-05-14 | 1989-04-18 | Massachusetts Institute Of Technology | Method and apparatus utilizing waveguide and polarized light for display of dynamic images |
| US4964701A (en) * | 1988-10-04 | 1990-10-23 | Raytheon Company | Deflector for an optical beam |
| US5018835A (en) * | 1989-01-03 | 1991-05-28 | Raytheon Company | Deflector for an optical beam including refractive means |
| US5206746A (en) * | 1990-07-12 | 1993-04-27 | Asahi Glass Company Ltd. | Transparent-scattering type optical device including a prism with a triangular longitudinal cross section |
| US5093740A (en) * | 1991-02-28 | 1992-03-03 | Raytheon Company | Optical beam steerer having subaperture addressing |
| US5321533A (en) * | 1992-09-24 | 1994-06-14 | Kent State Universtiy | Polymer dispersed ferroelectric smectic liquid crystal |
| JPH0764123A (ja) * | 1993-08-20 | 1995-03-10 | Internatl Business Mach Corp <Ibm> | 屈折率分布型光偏向器及び光偏向方法 |
| US6147741A (en) * | 1997-02-25 | 2000-11-14 | Motorola, Inc. | Digital scanner employing recorded phase information and method of fabrication |
| US20110090413A1 (en) * | 2006-08-18 | 2011-04-21 | Industrial Technology Research Institute | 3-dimensional image display |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE674294C (de) * | 1933-02-17 | 1939-04-12 | Tobis Tonbild Syndikat Akt Ges | Verfahren zur Umwandlung elektrischer Stromschwankungen in Lichtschwankungen |
| US3499112A (en) * | 1967-03-31 | 1970-03-03 | Rca Corp | Electro-optical device |
| US3565514A (en) * | 1968-11-15 | 1971-02-23 | Ibm | Light deflector system |
| US3704060A (en) * | 1971-08-31 | 1972-11-28 | Joseph T Mcnaney | Electrically controllable light conducting device |
-
1971
- 1971-04-22 FR FR7114399A patent/FR2134160B1/fr not_active Expired
-
1972
- 1972-04-18 US US00245238A patent/US3791716A/en not_active Expired - Lifetime
- 1972-04-21 CA CA140,307A patent/CA998764A/en not_active Expired
- 1972-04-21 DE DE19722219701 patent/DE2219701A1/de active Pending
- 1972-04-21 GB GB1865372A patent/GB1383969A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2219701A1 (de) | 1972-11-16 |
| FR2134160A1 (US06534493-20030318-C00166.png) | 1972-12-08 |
| US3791716A (en) | 1974-02-12 |
| GB1383969A (en) | 1974-02-12 |
| CA998764A (en) | 1976-10-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CL | Concession to grant licences | ||
| ST | Notification of lapse |