ALEXANDRIA, Va., June 10 -- United States Patent no. 12,294,637, issued on May 6, was assigned to Electronics and Telecommunications Research Institute (Daejeon, South Korea).

"Broadcast signal frame generation device and broadcast signal frame generation method, which use enhanced layer physical layer pipe" was invented by Bo-Mi Lim (Daejeon, South Korea), Sung-Ik Park (Daejeon, South Korea), Sun-Hyoung Kwon (Daejeon, South Korea), Jae-Young Lee (Daejeon, South Korea), Heung-Mook Kim (Daejeon, South Korea) and Nam-Ho Hur (Sejong-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for generating broadcast signal frame according to an embodiment of the present invention includes a comb...