ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,173, issued on April 8, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).

"Method and apparatus with liveness test and/or biometric authentication" was invented by Youngjun Kwak (Seoul, South Korea), Minsu Ko (Suwon-si, South Korea), Youngsung Kim (Suwon-si, South Korea), Heewon Kim (Seoul, South Korea), Ju Hwan Song (Suwon-si, South Korea), Byung In Yoo (Seoul, South Korea), Seon Min Rhee (Seoul, South Korea), Yong-il Lee (Daejeon, South Korea), Jiho Choi (Seoul, South Korea) and Seungju Han (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A processor-implemented method includes generating a preprocessed infrar...