US Patent Issued to Canon on July 21 for "Method, apparatus and system for encoding and decoding a coding tree unit" (Australian Inventor)

ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,735, issued on July 21, was assigned to Canon K.K. (Tokyo).

"Method, apparatus and system for encoding and decoding a coding tree unit" was invented by Christopher James Rosewarne (Concord, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of decoding a coding unit from a coding tree unit of an image frame from a video bitstream. The method comprises determining a scan pattern for a transform block, the scan pattern progressing from a current collection to a next collection of the plurality of collections after completing scanning of the current collection; decoding residual coefficients from the video bitstream according to the scan...