ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,326, issued on Oct. 28, was assigned to InterDigital VC Holdings Inc. (Wilmington, Del.).

"Motion compensated bi-prediction based on local illumination compensation" was invented by Xiaoyu Xiu (San Diego), Yuwen He (San Diego), Yan Ye (San Diego) and Saurav Bandyopadhyay (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and instrumentalities are described herein for calculating local illumination compensation (LIC) parameters for bi-predicted coding unit (CU). The LIC parameters may be used to generate adjusted samples for the current CU and to address local illumination changes that may exist among temporal neighboring pic...