US Patent Issued to TENCENT AMERICA on Jan. 20 for "Context derivation for arithmetic coding of transform coefficients generated by non-separable transforms" (American, Taiwanese Inventors)

ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,532,014, issued on Jan. 20, was assigned to TENCENT AMERICA LLC (Palo Alto, Calif.).

"Context derivation for arithmetic coding of transform coefficients generated by non-separable transforms" was invented by Madhu Peringassery Krishnan (Palo Alto, Calif.), Xin Zhao (San Jose, Calif.), Roman Chernyak (Santa Clara, Calif.), Shan Liu (San Jose, Calif.) and Lien-Fei Chen (Hsinchu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A video bitstream including a current transform block (TB) in a current picture is received. A context model is determined for a syntax element associated with a transform coefficient level of a first coefficient group (CG) in ...