US Patent Issued to LG Electronics on May 27 for "Transform-based image coding method and device for same" (South Korean Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,861, issued on May 27, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Transform-based image coding method and device for same" was invented by Moonmo Koo (Seoul, South Korea), Jaehyun Lim (Seoul, South Korea), Seunghwan Kim (Seoul, South Korea) and Mehdi Salehifar (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An image decoding method according to the present document may be characterized by including a step for deriving residual samples by applying at least one of an LFNST or MTS to a transform coefficient, wherein whether to parse an LFNST index indicating an LFNST kernel is determined on the basis of whether zeroin...