FR2189740A1 - - Google Patents
Info
- Publication number
- FR2189740A1 FR2189740A1 FR7222395A FR7222395A FR2189740A1 FR 2189740 A1 FR2189740 A1 FR 2189740A1 FR 7222395 A FR7222395 A FR 7222395A FR 7222395 A FR7222395 A FR 7222395A FR 2189740 A1 FR2189740 A1 FR 2189740A1
- 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.)
- Granted
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0878—Sensors; antennas; probes; detectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7222395A FR2189740B1 (US07968547-20110628-C00004.png) | 1972-06-21 | 1972-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7222395A FR2189740B1 (US07968547-20110628-C00004.png) | 1972-06-21 | 1972-06-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2189740A1 true FR2189740A1 (US07968547-20110628-C00004.png) | 1974-01-25 |
| FR2189740B1 FR2189740B1 (US07968547-20110628-C00004.png) | 1975-08-29 |
Family
ID=9100565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7222395A Expired FR2189740B1 (US07968547-20110628-C00004.png) | 1972-06-21 | 1972-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2189740B1 (US07968547-20110628-C00004.png) |
-
1972
- 1972-06-21 FR FR7222395A patent/FR2189740B1/fr not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2189740B1 (US07968547-20110628-C00004.png) | 1975-08-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |