ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,089, issued on March 18, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).
"Coded-block-flag coding and derivation" was invented by Bin Li (Beijing) and Jizheng Xu (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for coding and deriving (e.g., determining) one or more coded-block-flags associated with video content are described herein. A coded-block-flag of a last node may be determined when coded-block-flags of preceding nodes are determined to be a particular value and when a predetermined condition is satisfied. In some instances, the predetermined condition may be satisfied when log2(size of current transfo...