ALEXANDRIA, Va., April 7 -- United States Patent no. 12,598,296, issued on April 7, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Video decoding method using bi-prediction and device therefor" was invented by Naeri Park (Seoul, South Korea), Junghak Nam (Seoul, South Korea) and Hyeongmoon Jang (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to the disclosure of the present document, when the inter-prediction type of the current block indicates biprediction, weight index information for a candidate in a merge candidate list or sub-block merge candidate list can be derived, and coding efficiency can be raised."

The patent was filed on Sept. 11, 2024, under Application...