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. 16, 2025
Filed:
Jul. 22, 2022
Semiconductor Energy Laboratory Co., Ltd., Atsugi, JP;
Hisao Ikeda, Zama, JP;
Yoshiyuki Kurokawa, Sagamihara, JP;
Semiconductor Energy Laboratory Co., Ltd., Atsugi, JP;
Abstract
An electronic device capable of gaze tracking is provided. The electronic device includes a display apparatus, an image processing portion, and a control portion. The display apparatus includes a light-emitting device and a light-receiving device. The light-emitting device has a function of emitting light to a user's eye as a display image. The light-receiving device has a function of capturing a retina of the user's eye as a captured image. The image processing portion has a function of detecting a macula included in the retina from the captured image and a function of calculating position data of the macula. The control portion has a function of obtaining a position of a user's gaze destination on the display image from the position data of the macula.