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:
Jun. 23, 2026
Filed:
Feb. 02, 2022
Sony Group Corporation, Tokyo, JP;
Ryo Ogawa, Kanagawa, JP;
Yuki Mamishin, Kanagawa, JP;
Sony Group Corporation, Tokyo, JP;
Abstract
To obtain eye-related position information at an appropriate time. Provided is a line-of-sight detection apparatus line-of-sight detection apparatus including: an illumination unit that illuminates an eye with a plurality of illumination light rays; a determination unit that determines a time to cause the illumination unit to illuminate the eye; an illumination control unit that controls the illumination unit; an image pickup element having an event-driven function; and an arithmetic unit that computes eye-related position information, in which the illumination control unit causes the illumination unit to illuminate the eye on the basis of a determination result of the determination unit, the image pickup element generates event information by receiving light reflected from the eye, and the arithmetic unit computes the eye-related position information on the basis of the event information.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile