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:
Jun. 30, 2026
Filed:
May. 28, 2021
Nissan Motor Co., Ltd., Yokohama, JP;
Kazuyuki Uwabo, Kanagawa, JP;
Yasuhisa Taira, Kanagawa, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Abstract
A speed limit recognition method recognizes a speed limit sign from the captured image, determines whether or not a plurality of speed limit signs are recognized from the captured image, when determining that a plurality of speed limit signs are recognized, determines whether or not the plurality of speed limit signs include speed limit signs respectively existing in right front and left front of the own vehicle and indicating the same speed limit, and when determining that the plurality of speed limit signs include speed limit signs respectively existing in right front and left front of the own vehicle and indicating the same speed limit, recognizes a speed limit indicated by the speed limit signs respectively existing in right front and left front of the own vehicle to be a speed limit of a road on which the own vehicle travels.