Vehicular imaging system with selective infrared filtering and supplemental illumination
US7619680B1 · kind B1 · utility
46Cited by
10References
35Claims
0Family size
Inventors
Key dates
| Filing date | Jul 8, 2004 |
| Grant date | Nov 17, 2009 |
| Priority date | — |
| Expiry date | Jan 22, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/20
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An imaging system for use in an exterior or interior of a vehicle comprises a camera having an image sensor with an associated optical path and viewing area and an infrared filter associated with the image sensor for automatically selectively attenuating infrared radiation according to light conditions of the viewing area. The imaging system can further comprise a selectively acutable supplemental illumination system comprising at least one light source for providing supplemental illumination to the viewing area of the camera.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.