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Patent Searching and Data


Title:
IMAGE CAPTURING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/163493
Kind Code:
A1
Abstract:
The present invention provides an image capturing device which can detect a change in lane width for an own vehicle without using information on an adjacent lane. The present invention relates to an image capturing device 100 which is mounted in a vehicle and is provided with: a first camera 11 which captures a first image; and a control device 1 which recognizes, in the first image, a first compartment line L1 and a second compartment line L2 that regulate lanes, wherein the control device 1 is provided with a lane width determination unit 15 which determines the presence or absence of a change in lane width on the basis of relationships among the widths of the first compartment line L1 at two points PV1, PV2 at which the distances from a vehicle on the first image are different, the widths of the second compartment line L2 at the two points PV1, PV2 on the first image, and the distances between the first compartment line L1 and the second compartment line L2 at the two points PV1, PV2 on the first image.

Inventors:
HORINAGA MAHO (JP)
TADA NAOYA (JP)
OTSUKA YUJI (JP)
Application Number:
PCT/JP2019/003779
Publication Date:
August 29, 2019
Filing Date:
February 04, 2019
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
G06T7/00
Foreign References:
JP2002312797A2002-10-25
JPH11232467A1999-08-27
JP2003083742A2003-03-19
JP2008033807A2008-02-14
Attorney, Agent or Firm:
TODA Yuji (JP)
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