Liquid crystal display device having improved electrodes for a multi-tone image
US4850677A · kind A · utility
54Cited by
10References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 18, 1988 |
| Grant date | Jul 25, 1989 |
| Priority date | — |
| Expiry date | Mar 18, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/134345
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The disclosed liquid crystal display device is composed of a transparent substrate and a plurality of pixels formed on the substrate, each pixel having a vertical electrode, a plurality of horizontal electrodes and liquid crystal interposed between the vertical and horizontal electrodes, and the horizontal electrodes in each pixel having different areas from each other. Ferroelectric liquid crystal is favorably used for the interposed liquid crystal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.