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. 29, 2026
Filed:
Jan. 04, 2022
Bigo Technology Pte. Ltd., Singapore, SG;
Wenyu Chen, Singapore, CN;
Gengdai Liu, Guangzhou, CN;
BIGO TECHNOLOGY PTE. LTD., Singapore, SG;
Abstract
Provided is a face tracking method. The method includes: in a process of tracking a face in a video frame, determining whether an optimization thread is running; in response to the optimization thread running and the video frame being a key frame, updating a second keyframe data set based on the video frame; in response to receiving a clear instruction from the optimization thread, clearing the video frame in the second keyframe data set, and updating the second keyframe data set to a first keyframe data set; in response to the optimization thread not running and the video frame being the key frame, updating the first keyframe data set based on the video frame and the second keyframe data set; and making the optimization thread optimize a facial identity based on the first keyframe data set by invoking the optimization thread upon updating the first keyframe data set.