ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,630, issued on Oct. 14, was assigned to TENCENT AMERICA LLC (Palo Alto, Calif.).

"Systems and methods for implicit derivation in a recursive intra region" was invented by Liang Zhao (Palo Alto, Calif.), Xin Zhao (Palo Alto, Calif.), Han Gao (Palo Alto, Calif.), Jing Ye (Palo Alto, Calif.) and Shan Liu (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example method of video coding includes receiving a video bitstream including a plurality of coding blocks; identifying, based on a first indicator in the video bitstream, a coding region that comprises two or more blocks of the plurality of coding blocks, where at least one block in ...