CH590491A5 - - Google Patents
Info
- Publication number
- CH590491A5 CH590491A5 CH1231975A CH1231975A CH590491A5 CH 590491 A5 CH590491 A5 CH 590491A5 CH 1231975 A CH1231975 A CH 1231975A CH 1231975 A CH1231975 A CH 1231975A CH 590491 A5 CH590491 A5 CH 590491A5
- Authority
- CH
- Switzerland
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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/0418—Constructional details
- G09F13/0463—Portable signs, boards or panels
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1231975A CH590491A5 (https=) | 1975-09-23 | 1975-09-23 | |
| DE19752546081 DE2546081A1 (de) | 1975-09-23 | 1975-10-15 | Fluessigkristallanzeige mit feldeffekt und mit einer beleuchtungseinrichtung |
| GB39134/76A GB1557581A (en) | 1975-09-23 | 1976-09-21 | Liquid crystal display devices |
| FR7628542A FR2326002A1 (fr) | 1975-09-23 | 1976-09-22 | Dispositif d'eclairage d'un dispositif d'affichage a cristal liquide a effet de champ ainsi que son procede de realisation et son application |
| AT703176A AT347512B (de) | 1975-09-23 | 1976-09-22 | Fluessigkristallanzeige mit feldeffekt und mit einer beleuchtungseinrichtung |
| JP51114366A JPS5240095A (en) | 1975-09-23 | 1976-09-22 | Field effect liquid crystal indicator* illuminator therefor and method of producing same |
| SU762405301A SU713544A3 (ru) | 1975-09-23 | 1976-09-24 | Устройство освещени дл индикатора на жидких кристаллах с полевым эффектом |
| AT60378A AT353857B (de) | 1975-09-23 | 1978-01-27 | Beleuchtungsvorrichtung fuer eine feldeffekt- fluessigkristallanzeige sowie verfahren zur herstellung der beleuchtungsvorrichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1231975A CH590491A5 (https=) | 1975-09-23 | 1975-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH590491A5 true CH590491A5 (https=) | 1977-08-15 |
Family
ID=4381905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1231975A CH590491A5 (https=) | 1975-09-23 | 1975-09-23 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH590491A5 (https=) |
| DE (1) | DE2546081A1 (https=) |
| SU (1) | SU713544A3 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0006450A1 (de) * | 1978-06-23 | 1980-01-09 | Blaupunkt-Werke GmbH | Grossflächige Lichtquelle |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622468A (en) * | 1979-08-01 | 1981-03-03 | Nissan Motor | Liquid crystal display unit |
| DE3105063A1 (de) * | 1981-02-12 | 1982-08-19 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zum anzeigen bzw. sichtbarmachen von informationen, bildern und dgl., mit einem lichtdurchlaessigen informationstraeger und einer beleuchtungseinrichtung |
| RU2463517C2 (ru) * | 2008-03-05 | 2012-10-10 | Шарп Кабусики Кайся | Устройство освещения, дисплейное устройство и телевизионный приемник |
-
1975
- 1975-09-23 CH CH1231975A patent/CH590491A5/xx not_active IP Right Cessation
- 1975-10-15 DE DE19752546081 patent/DE2546081A1/de not_active Ceased
-
1976
- 1976-09-24 SU SU762405301A patent/SU713544A3/ru active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0006450A1 (de) * | 1978-06-23 | 1980-01-09 | Blaupunkt-Werke GmbH | Grossflächige Lichtquelle |
Also Published As
| Publication number | Publication date |
|---|---|
| SU713544A3 (ru) | 1980-01-30 |
| DE2546081A1 (de) | 1977-03-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |