Spatial color dithering using an active color filter and lenticular array to suppress color breakup in displays
US6715883B2 · kind B2 · utility
0Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 2002 |
| Grant date | Apr 6, 2004 |
| Priority date | — |
| Expiry date | Jan 31, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3117
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical projection system that combines a lenslet array and lightvalve with an active color filter. The active color filter may be placed at either the illuminating aperture plane or at any position conjugate or incident to the output plane of the projection lens of the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.