FR2291515B1 - - Google Patents
Info
- Publication number
- FR2291515B1 FR2291515B1 FR7437946A FR7437946A FR2291515B1 FR 2291515 B1 FR2291515 B1 FR 2291515B1 FR 7437946 A FR7437946 A FR 7437946A FR 7437946 A FR7437946 A FR 7437946A FR 2291515 B1 FR2291515 B1 FR 2291515B1
- 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 colourĀ
- 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 colourĀ based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7437946A FR2291515A1 (fr) | 1974-11-18 | 1974-11-18 | Procede de commande en tension continue d'une cellule d'affichage a cristaux liquides |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7437946A FR2291515A1 (fr) | 1974-11-18 | 1974-11-18 | Procede de commande en tension continue d'une cellule d'affichage a cristaux liquides |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2291515A1 FR2291515A1 (fr) | 1976-06-11 |
FR2291515B1 true FR2291515B1 (no) | 1978-07-07 |
Family
ID=9145024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7437946A Granted FR2291515A1 (fr) | 1974-11-18 | 1974-11-18 | Procede de commande en tension continue d'une cellule d'affichage a cristaux liquides |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2291515A1 (no) |
-
1974
- 1974-11-18 FR FR7437946A patent/FR2291515A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2291515A1 (fr) | 1976-06-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |