ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,669, issued on June 23, was assigned to NTT Inc. (Tokyo).

"Wireless communication method and wireless communication system" was invented by Kota Ito (Musashino, Japan), Mizuki Suga (Musashino, Japan), Takuto Arai (Musashino, Japan), Yushi Shirato (Musashino, Japan) and Naoki Kita (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless communication method in a wireless communication system including an exchange device and a base station device that performs beamforming according to the control of the exchange device, in which: the exchange device performs beamforming control of the base station device by transmitting an optically...