ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,552, issued on April 8, was assigned to Alibaba Group Holding Ltd. (Grand Cayman, Cayman Islands).

"Method and apparatus for encoding or decoding video" was invented by Ru-Ling Liao (Beijing), Jie Chen (Beijing) and Yan Ye (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a computer-implemented method for decoding video. The method includes receiving a bitstream including a coding unit of a video frame, the coding unit being coded in a skip mode or a direct mode; determining whether the coding units has a width greater than a threshold width or a height greater than a threshold height; in response to the codin...