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. 23, 2025
Filed:
Oct. 23, 2023
Pixart Imaging Inc., Hsin-Chu, TW;
Tsung-Fa Wang, Hsin-Chu, TW;
PIXART IMAGING INC., Hsin-Chu, TW;
Abstract
Head-mounted apparatus and a sensing method are provided. The head-mounted apparatus include a pair of frames, a bridge part, a pair of nose pads, a sensing device and a processing circuit. The sensing device includes a first light source and a first light sensor disposed in one of the pair of nose pads according to a first arrangement, and a second light source and a second light sensor disposed in another one of the pair of nose pads according to a second arrangement. The first arrangement is opposite to the second arrangement. The processing circuit is configured to determine whether or not the head-mounted apparatus is in a wearing state according to first through fourth sensed signals, and obtain a heart rate of a user by processing the first through fourth sensed signals.