ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,473, issued on March 18, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-do, South Korea).
"Mobile device and operating method thereof" was invented by Sangun Bang (Seongnam-si, South Korea), Duseung Oh (Hwaseong-si, South Korea), Youngsoo Lee (Anyang-si, South Korea), Dongjo Kim (Suwon-si, South Korea), Dongjoon Kim (Seoul, South Korea), Sungeun Lee (Hwaseong-si, South Korea), Jinsoo Lee (Hwaseong-si, South Korea) and Woonhyung Heo (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile system includes a first mobile device configured to output a signal having a level less than or equal to a reference level on the basis ...