Projection device and screen
US7090354B2 · kind B2 · utility
22Cited by
57References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2004 |
| Grant date | Aug 15, 2006 |
| Priority date | — |
| Expiry date | Apr 30, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B21/60
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A projection unit is provided. The projection unit may include a projector having a wide-angle lens system. The projector may be positioned substantially adjacent a display surface and may be configured to generate an image on the display surface. The projection unit further may include a moveable element supporting the projector configured to enable selective lateral positioning of the projector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.