Thin image reading device having reflectors installed on only one side of a lens
US7060959B2 · kind B2 · utility
1Cited by
3References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 21, 2004 |
| Grant date | Jun 13, 2006 |
| Priority date | — |
| Expiry date | Aug 5, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/0305
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A thin image reading device includes a housing, a lens installed inside the housing for focusing light, a photosensor installed on a first side of the lens for converting light outputted from the lens into digital signals, and a plurality of reflectors installed on a second side of the lens for reflecting light inputted into the image reading device to form a linear optical path in order to guide the light to the photosensor via the lens. In addition, no reflector is installed on the first side of the lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.