ALEXANDRIA, Va., May 19 -- United States Patent no. 12,634,449, issued on May 19, was assigned to TENCENT AMERICA LLC (Palo Alto, Calif.).

"Enhanced chroma intra mode coding" was invented by Liang Zhao (Palo Alto, Calif.), Xin Zhao (Palo Alto, Calif.), Jing Ye (Palo Alto, Calif.), Han Gao (Palo Alto, Calif.), Tianqi Liu (Palo Alto, Calif.), Madhu Peringassery Krishnan (Palo Alto, Calif.), Yushin Cho (Palo Alto, Calif.) and Shan Liu (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The various implementations described herein include methods and systems for coding video. In one aspect, a method includes receiving a video bitstream comprising a plurality of blocks, including a chroma block. The...