Optical code reader for producing video displays
US6766955B2 · kind B2 · utility
13Cited by
17References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2001 |
| Grant date | Jul 27, 2004 |
| Priority date | — |
| Expiry date | May 6, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/183
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An imaging optical code reader is adapted for use in producing video displays and for use in motion detection surveillance using video compression and narrow band width communication links. An optical system including a plane parallel plate may be employed to change the system focal distance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.