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:
Jan. 21, 2025
Filed:
Aug. 08, 2018
Applicant:
Nissan Motor Co., Ltd., Yokohama, JP;
Inventor:
Takahiro Nojiri, Kanagawa, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 1/00 (2024.01); G06V 20/58 (2022.01);
U.S. Cl.
CPC ...
G05D 1/0274 (2013.01); G05D 1/0212 (2013.01); G06V 20/582 (2022.01); G06V 2201/07 (2022.01);
Abstract
A self-location estimation method includes detecting a traffic sign in a vicinity of a vehicle; determining a current location of the vehicle; acquiring height information of the detected traffic sign from map data in which two-dimensional coordinate information and height information of a traffic sign existing in a vicinity of a road are recorded, based on a relative location of the detected traffic sign with respect to the vehicle and the current location; and estimating a height at which the vehicle is present according to the height information acquired from the map data.