ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,389,001, issued on Aug. 12, was assigned to SONY GROUP Corp. (Tokyo).
"Image processing device and method" was invented by Junichi Tanaka (Kanagawa, Japan), Ohji Nakagami (Tokyo) and Yoshitaka Morigami (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a quantization matrix.An image processing device of the present disclosure includes an up-conversion unit configured to up-convert a quantization matrix limited to a size less than or equal to a transmission size that is a maximum size allowed for transmission, from ...