Collimated visual display with elliptical front projection screen
US8403502B2 · kind B2 · utility
3Cited by
18References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 18, 2008 |
| Grant date | Mar 26, 2013 |
| Priority date | — |
| Expiry date | Sep 1, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09B9/32
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A front-projection display system having a screen with improved brightness and/or resolution of an image displayed on outer portions thereof. The screen has a display surface that is generally a convex shape having a curvature of the display surface in the vertical direction of an image projected thereon that is less than a curvature of the display surface in the horizontal direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.