ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,700,237, issued on Aug. 4, was assigned to UBTECH ROBOTICS CORP LTD (Shenzhen, China).

"Video feature extraction method, device and computer-readable storage medium" was invented by Kan Wang (Shenzhen, China), Jianxin Pang (Shenzhen, China) and Huan Tan (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for extracting video features may include: obtaining a target video sequence that comprises a number of video frames; performing video frame feature extraction on the target video sequence to obtain video frame features of each of the video frames; performing feature weight calculation on each of the video frame features to obtain th...