ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,786,900, issued on Nov. 3, was assigned to ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (Daejeon, South Korea).

"Method and apparatus for transmission and reception of synchronization signal having layered structure in communication system" was invented by Byung Jae Kwak (Daejeon, South Korea), Kapseok Chang (Daejeon, South Korea), Won Cheol Cho (Daejeon, South Korea), Young-Jo Ko (Daejeon, South Korea) and Yong Sun Kim (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An operation method of a first communication apparatus may include: identifying one or more synchronization signal components constituting a synchronization sig...