ALEXANDRIA, Va., June 4 -- United States Patent no. 12,323,592, issued on June 3, was assigned to Canon K.K. (Tokyo).
"Image encoding apparatus, image decoding apparatus, control methods and non-transitory computer-readable storage medium" was invented by Masato Shima (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An image decoding apparatus comprises a decoder which decodes data indicating a plurality of values corresponding to a part of a quantization matrix; a generator which derives the plurality of values from the data and generates the matrix; and an inverse quantizing unit which performs the inverse quantizing on an object block using the matrix, wherein, if width or height of the matrix is lar...