ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,990, issued on April 15, was assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD. (Guangdong, China).

"Image decoding method and apparatus relying on intra prediction in image coding system" was invented by Jin Heo (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image decoding method performed by a decoding apparatus according to the present invention comprises: a step of deriving an intra prediction mode for a current block; a step of deriving upper neighboring samples of a plurality of rows for the current block, and left neighboring samples of a plurality of columns; a step of deriving one row of upper reference sa...