Device and method for generating an image for projection
US7121668B2 · kind B2 · utility
2Cited by
5References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2003 |
| Grant date | Oct 17, 2006 |
| Priority date | — |
| Expiry date | Jun 6, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3155
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In an image projection device, interferences between the light source and the light modulator leading to visible interferences in the projected image are suppressed by an interference cancellation circuit that pre-corrects the control signal that includes the image data that is to be projected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.