ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,238,660, issued on Feb. 25, was assigned to ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (Daejeon, South Korea).

"Beam management method using hierarchical beams, and apparatus therefor" was invented by Sung Hyun Moon (Daejeon, South Korea), Young-Jo Ko (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 of a terminal may include: receiving, from a base station, at least one SSB belonging to a first layer; receiving, from the base station, at least one SSB belonging to a second layer; determining valid SSB(s) from among the at least one SSB...