Image scanning
US7746516B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Aug 29, 2006 |
| Grant date | Jun 29, 2010 |
| Priority date | — |
| Expiry date | Dec 23, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/0458
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image scanning method includes pre-scanning a first document to generate a first original image according to the first document; adjusting parameter settings of the first original image to generate and store a plurality of pre-view images corresponding to different sets of parameters; pre-scanning a second document to generate a second original image according to the second document; and scanning the second document to generate a plurality of scanning images according to the different sets of parameters of the pre-view images. The parameter settings of the first original image include brightness, shadow, and contrast settings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.