ALEXANDRIA, Va., July 9 -- United States Patent no. 12,356,455, issued on July 8, was assigned to ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (Daejeon, South Korea).

"Signal transmission and reception method for unlicensed band communication, and apparatus therefor" was invented by Sung Hyun Moon (Daejeon, South Korea), Cheul Soon Kim (Daejeon, South Korea) and Jung Hoon Lee (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method by which a terminal operating in an unlicensed band transmits a signal includes the steps of: receiving, from a base station, configuration information about a carrier; receiving configuration information for configuring N (where N is an integer) guar...