Automatic digital-imaging based code symbol reading system supporting pass-through and presentation modes of system operation using automatic object direction detection, narrow-area and wide-area illumination control, and narrow-area and wide-area video image capture and processing techniques
US7487917B2 · kind B2 · utility
35Cited by
255References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2007 |
| Grant date | Feb 10, 2009 |
| Priority date | — |
| Expiry date | Jan 30, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K7/10851
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An automatic digital-imaging based code symbol reading system supporting pass-through and presentation modes of system operation, automatic object direction detection and illumination control, and video image capture and processing techniques. By virtue of the present invention, the automatic digital-imaging based code symbol reading system ensures the reliable reading of code symbols graphically represented in digital images in high-throughput point-of-sale and other environments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.