ALEXANDRIA, Va., June 12 -- United States Patent no. 12,299,920, issued on May 13, was assigned to BIGO TECHNOLOGY PTE. LTD. (Singapore).

"Method for detecting hand key points, method for recognizing gesture, and related devices" was invented by Wei Xiang (Guangzhou, China) and Yifeng Wang (Guangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for detecting hand key points. The method includes: acquiring a hand image to be detected; acquiring heat maps of the hand key points by inputting the hand image into a pre-trained heat map model, wherein the heat maps include two-dimensional coordinates of the hand key points; acquiring hand structured connection information by inputting...