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:
Feb. 04, 2020
Filed:
Nov. 01, 2018
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventor:
Isao Aoyagi, Nagakute, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); A61B 5/18 (2006.01); A61B 5/11 (2006.01); B60H 1/00 (2006.01); B60Q 9/00 (2006.01);
U.S. Cl.
CPC ...
G06K 9/00845 (2013.01); A61B 5/1128 (2013.01); A61B 5/18 (2013.01); B60H 1/00742 (2013.01); G06K 9/00302 (2013.01); B60H 1/00964 (2013.01); B60Q 9/00 (2013.01);
Abstract
A drowsiness estimating apparatus is provided with: an imager configured to take a face image of a driver of a vehicle; a detector configured to detect a duration of a mouth movement of the driver and whether or not the mouth movement has periodicity, on the basis of the face image; a determinator configured to determine a type of the mouth movement on the basis of the duration and whether or not the mouth movement has the periodicity; and an estimator configured to estimate drowsiness of the driver on the basis of the type of the mouth movement.