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:
Apr. 08, 2025
Filed:
Dec. 22, 2023
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yoshihiko Konno, Tokyo, JP;
Koichi Ito, Tokyo, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/01 (2006.01);
U.S. Cl.
CPC ...
G06F 3/013 (2013.01);
Abstract
A line-of-sight detection device according to the present invention includes: a lens; an image sensor disposed on an edge of the lens; and a plurality of light sources disposed along the edge of the lens, wherein in a 360° range around an optical axis of the lens, a number of light sources per degree is the maximum in a range on opposite side of the image sensor with respect to the optical axis of the lens.