Title:
STEREO CAMERA DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/167531
Kind Code:
A1
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.
Inventors:
MATSUO SHIGERU (JP)
SASAMOTO MANABU (JP)
NONAKA SHINICHI (JP)
SASAMOTO MANABU (JP)
NONAKA SHINICHI (JP)
Application Number:
PCT/JP2019/003287
Publication Date:
September 06, 2019
Filing Date:
January 31, 2019
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
G06T7/00; G08G1/16; H04N5/232
Foreign References:
| JP2017062638A | 2017-03-30 | |||
| JP2001041741A | 2001-02-16 | |||
| JP2016057221A | 2016-04-21 | |||
| JP2015144407A | 2015-08-06 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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