Document capture with imaging-based bar code readers
US8657195B2 · kind B2 · utility
0Cited by
3References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2011 |
| Grant date | Feb 25, 2014 |
| Priority date | — |
| Expiry date | Oct 21, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/107
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method includes (1) obtaining a captured image of a document physically placed on a background having specifically designed patterns; (2) storing into a memory the captured image that includes an image of the document and an image of the background surrounding the document; and (3) analyzing the captured image to search for a boundary of the document in the captured image, where step of analyzing includes distinguishing the image of the background from the image of the document.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.