Electro-optical assembly for image projection, especially in portable instruments
US6832724B2 · kind B2 · utility
56Cited by
16References
55Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2002 |
| Grant date | Dec 21, 2004 |
| Priority date | — |
| Expiry date | Aug 24, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/453
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An arrangement for and method of projecting an image on a viewing surface include sweeping a light beam along a plurality of scan lines that extend over the viewing surface, and selectively illuminating parts of the image at selected positions of the light beam on the scan lines. The viewing surface can be remote from a housing supporting the arrangement, or can be located on the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.