ALEXANDRIA, Va., June 25 -- United States Patent no. 12,341,644, issued on June 24, was assigned to SONY MOBILE COMMUNICATIONS INC. (Tokyo).
"Base station, terminal apparatus, communication method and recording medium" was invented by Takashi Nakayama (Chiba, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and device for selecting a beam used in communication in an environment in which massive-MIMO beamforming is performed, to include a base station including: a communication unit configured to form multiple beams and perform communication with a terminal apparatus; and a control unit configured to transmit, to the terminal apparatus, first identification information of a group that is used in ...