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:
Sep. 14, 2021
Filed:
Jun. 09, 2020
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Satoshi Takeyasu, Musashino, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A distance estimation device includes: a processor configured to detect the predetermined object represented in an image acquired by a camera, and calculate a confidence score that, for each of the plurality of types of the predetermined object, the detected object belongs to the type, estimate a size in the real space of the detected object by weighted-averaging a reference size in a real space of each of the plurality of types by the confidence score of the type, and estimate a distance to the detected object on the basis of a ratio between the detected size of the predetermined object on the image and an estimated size of the detected object on the image when a distance to the detected object is a predetermined reference distance, which corresponds to the estimated size in the real space of the detected object.