The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 19, 2022
Filed:
Feb. 04, 2019
Hitachi Automotive Systems, Ltd., Hitachinaka, JP;
Hitachi Astemo, Ltd., Hitachinaka, JP;
Abstract
An image capturing device that detects a change in lane width for a vehicle without using information on an adjacent lane is mounted in the vehicle and includes a first camera which captures a first image and a control device which recognizes, in the first image, first and second compartment line Land Lthat regulate lanes. The control device determines the presence or absence of a change in lane width on the basis of relationships among the widths of the first compartment line Lat two points PV, PVat which the distances from a vehicle on the first image are different, the widths of the second compartment line Lat the two points PV, PVon the first image, and the distances between the first compartment line Land the second compartment line Lat the two points PV, PVon the first image.