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:
May. 19, 2026
Filed:
Jan. 21, 2022
Huawei Technologies Co., Ltd., Shenzhen, CN;
Xuelian Liu, Xi'an, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A wearable device includes a first optical transmitter configured to transmit first optical signals. One or more first optical sensors are configured to detect the first optical signals. A second optical transmitter, in the form of a vertical-cavity surface-emitting laser, is configured to transmit laser light. One or more second optical sensors are configured to detect the laser light transmitted by the second optical transmitter. One or more processors, connected to the first optical transmitter, the first optical sensors, the second optical transmitter, and the second optical sensors, and are configured to determine a wearing status of the wearable device based on optical signals detected by the first optical sensors and the second optical sensors.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile