Display device, projection display apparatus, driving device for light modulator, and method for driving light modulator
US6719427B2 · kind B2 · utility
11Cited by
8References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 2001 |
| Grant date | Apr 13, 2004 |
| Priority date | — |
| Expiry date | Oct 4, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B21/008
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes a light modulator used as an image forming unit and a projection optical system for projecting and displaying an image. In the display device, gradation is represented by varying the ON-time in the temporal axis during one frame period of the light modulator. The ON-time is used by at least three light components.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.