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. 28, 2026
Filed:
May. 21, 2024
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Jun Hasegawa, Kawaguchi, JP;
Hideharu Sato, Tokyo, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
Provided is an erroneous route conversion determination apparatus that determines presence or absence of erroneous route conversion when a set route on a navigation map for a navigation system of a vehicle is converted into a practical route on a high-precision map, in which position information of intersections on the set route and heading angles at the intersections of the set route are extracted based on the navigation map and the set route, position information of intersections on the practical route and heading angles at the intersections on the practical route are extracted based on the high-precision map and the practical route, and the presence or absence of the erroneous route conversion is determined based on a heading angle of the set route and a heading angle of the practical route at a common intersection that is an intersection common between the set route and the practical route.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile