User-interface for a projection device
US6935754B2 · kind B2 · utility
11Cited by
12References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 14, 2003 |
| Grant date | Aug 30, 2005 |
| Priority date | — |
| Expiry date | May 22, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/47
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention provides a projector assembly including a projection device adapted to project an image, and a user-interface in communication with the projection device. The user-interface may be adapted to privately present user-readable information to a user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.