ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,293, issued on Dec. 30, was assigned to Panasonic Intellectual Property Corporation of America (Torrance, Calif.).

"Encoder, decoder, and related non-transitory computer readable medium" was invented by Ryuichi Kanoh (Osaka, Japan), Takahiro Nishi (Nara, Japan) and Tadamasa Toma (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments provide a decoder configured to select a filter based on a block size of a first block and a block size of a second block in an image, and change values of pixels in the first block and the second block. The filter includes a first set of multipliers and a first set of offsets for the first bloc...