ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,888, issued on Oct. 28, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Apparatus and method for performing power calibration in wireless power transmission system" was invented by Yongcheol Park (Seoul, South Korea), Joonho Park (Seoul, South Korea) and Gyunghwan Yook (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to an apparatus and a method for performing power calibration in a wireless power transmission system. The present specification provides a wireless power transmission apparatus comprising: a power conversion unit configured to transmit, in a power transfer phase, wireless power...