Colored liquid crystal display having a reflector which reflects different wavelengths of light for different incident angles
US5691790A · kind A · utility
21Cited by
19References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 1995 |
| Grant date | Nov 25, 1997 |
| Priority date | — |
| Expiry date | Aug 4, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133543
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A colored reflective liquid crystal display employs a liquid crystal light valve switchable between a light scattering and a transmissive state. Positioned on the non-viewing side of the light valve is a reflector which reflects light of selected wavelengths and transmits the other wavelengths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.