Matrix addressed bistable liquid crystal display
US4529271A · kind A · utility
40Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 1982 |
| Grant date | Jul 16, 1985 |
| Priority date | — |
| Expiry date | Mar 12, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0209
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A matrix addressed, bistable liquid crystal optical display is disclosed. The display includes a liquid crystal twist cell which has at least two states which are stable in the presence of a single given holding voltage. A form of 3:1 matrix addressing is used in the display which enhances operational characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.