Electrically controlled display device
US4525709A · kind A · utility
13Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 1982 |
| Grant date | Jun 25, 1985 |
| Priority date | — |
| Expiry date | Aug 23, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/1365
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention relates to a screen with matrix access which makes use of a varistor as a switching element to control the orientation of the molecules forming a liquid crystal layer. The invention has as its object the elimination of the passive surfaces of the varistor substrate and their replacement by an insulating material having a low dielectric constant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.