Projection system
US7144115B2 · kind B2 · utility
16Cited by
14References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 14, 2004 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Jun 26, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3185
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image projector that modifies projected images. An imaging device preferably senses information about a projection screen upon which an image is projected. Based on the sensed information about the projection screen, the projector modifies the image in a desired manner, such as rescaling, or correcting distortion in, the projected image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.