ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,756,859, issued on Oct. 6, was assigned to TENCENT AMERICA LLC (Palo Alto, Calif.).

"Affine motion vector predictor and affine merged motion vector by using lookahead/lookbehind motion vector" was invented by Lien-Fei Chen (Palo Alto, Calif.), Roman Chernyak (Santa Clara, Calif.), Biao Wang (San Jose, Calif.), Yonguk Yoon (Palo Alto, Calif.), Motong Xu (Palo Alto, Calif.), Han Gao (San Diego), Xin Zhao (San Jose, Calif.) and Shan Liu (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A video bitstream is received. The video bitstream includes coded information of a current block in a current picture and of a plurality of reference pictures ...