Projective image display apparatus
US6222674A · kind A · utility
23Cited by
4References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 8, 1999 |
| Grant date | Apr 24, 2001 |
| Priority date | — |
| Expiry date | Oct 8, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3164
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A projective image display apparatus directed to effecting improved brightness of a displayed image for projection. The improved brightness is a consequence of harmonizing an intensity distribution of light from one or more light sources and converting light from the one or more light sources into linearly polarized light of one direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.