Stereo camera device
US11302020B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2019 |
| Grant date | Apr 12, 2022 |
| Priority date | — |
| Expiry date | Jan 31, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30261
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An objective of the present invention is, in a stereo camera device, to determine an accurate image position in a direction of progress to detect at an early stage an obstacle or a preceding vehicle on a road. Provided is a stereo camera device for measuring the distance to a solid object from images photographed with a plurality of cameras, said device characterized by: a wide-angle image cropping part for cropping a portion of the images; a distance image cropping part for cropping and enlarging a portion of the images; a road shape determination part for determining a road shape, including slope information, of a road being traveled; and determining, on the basis of the road shape in a prescribed distance, which has been derived with the road shape determination part, the cropping position and/or range of the distance image cropping part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.