Ferroelectric liquid crystal optical modulation device with regions within pixels to initiate nucleation and inversion
US4796980A · kind A · utility
55Cited by
7References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 27, 1987 |
| Grant date | Jan 10, 1989 |
| Priority date | — |
| Expiry date | Mar 27, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G3/207
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical modulation device comprises a pair of substrates respectively having electrodes thereon arranged so as to form a pixel at an intersection thereof, and an optical modulation material disposed at the pixel. The pixel has regions of the optical modulation material having mutually different threshold characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.