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:
Dec. 14, 2021
Filed:
Feb. 13, 2018
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/46 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
G06K 9/0061 (2013.01); G06K 9/00604 (2013.01); G06K 9/00845 (2013.01); G06K 9/4661 (2013.01);
Abstract
An area extraction unit () extracts an eye area in an image of a driver. An eyelid detection unit () detects an eyelid in the eye area. A reliability calculation unit () calculates an eyelid reliability by using luminance information of the eye area and positional information of the eyelid detected by the eyelid detection unit (). A determination unit () determines that the eyelid has not been properly detected, when the eyelid reliability is less than a first threshold value.