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. 16, 2026
Filed:
Apr. 04, 2023
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Baifeng Chen, San Jose, CA (US);
Yewching Chen, Cupertino, CA (US);
Zhongming Chen, San Carlos, CA (US);
David Tao, Atherton, CA (US);
Tony David, San Jose, CA (US);
Meta Platforms Technologies, LLC, Menlo Park, CA (US);
Abstract
According to examples, a charging interface for a wearable device may include a receiver coil arranged inside the wearable device; a transmitter coil arranged outside the wearable device, where the transmitter coil is to generate a charging voltage for the wearable device via magnetic induction with the receiver coil. The charging interface may include a first pair of magnets having respective polarity axes and positioned at top and bottom portions of the transmitter coil, and a second pair of magnets having respective polarity axes and positioned at top and bottom portions of the receiver coil. The polarity axes to may be aligned with an attachment plane between the transmitter coil and the receiver coil. Furthermore, the polarity axes of the first pair of magnets may be reversed with respect to corresponding second pair of magnets.