Image reading apparatus
US6359705B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 29, 1997 |
| Grant date | Mar 19, 2002 |
| Priority date | — |
| Expiry date | Dec 29, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/193
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention provides an image reading apparatus comprising a transparent plate, a convey means for conveying an original onto the transparent plate, a light source for illuminating the original, a light receiving element for reading an image of the original illuminated by the light source through the transparent plate, the light receiving element being shifted in a first mode in which the original stopped on the transparent plate is read and being kept stationary in a second mode in which the original being shifted by the convey means is read, and a control means for controlling a light amount of the light source in accordance with the first mode or the second mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.