Image reader, image processor, and computer program product
US8159726B2 · kind B2 · utility
3Cited by
9References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 9, 2007 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Jun 10, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/0466
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image processor includes a reading unit that moves a scanning optical system toward a reference white sheet to read the reference white sheet from a direction along which the scanning optical system returns to the carried document reading glass before reading one sheet of a document mounted on a carried document reading glass by an automatic document feeding unit in a sheet document reading mode of forming an image of the document carried by the automatic document feeding unit by an image sensor through the scanning optical system facing the carried document reading glass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.