System for the detection by a motor vehicle of a phenomenon that interferes with visibility
US7920250B2 · kind B2 · utility
23Cited by
2References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2008 |
| Grant date | Apr 5, 2011 |
| Priority date | — |
| Expiry date | Dec 28, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V20/58
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A process for the detection from a vehicle of a visibility interference phenomenon, comprising the following steps: the emission of a beam of light to illuminate the rear of the vehicle, the beam of light being emitted into a field of vision of a camera mounted in the vehicle, and the determination of a presence and the nature of a visibility interference phenomenon on the basis of at least one image captured by the camera.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.