Image display device
US6626540B2 · kind B2 · utility
56Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2001 |
| Grant date | Sep 30, 2003 |
| Priority date | — |
| Expiry date | May 9, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/7441
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A compact, lightweight, low cost image display device with high image quality and improved brightness are attained by a combination of a color separating means and color separating/combining means and color combinations means and two reflecting means and polarizing plate to change the polarization direction of the light and a polarized beam splitter on the optical axis of reflective liquid crystal display element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.