ALEXANDRIA, Va., June 2 -- United States Patent no. 12,647,177, issued on June 2, was assigned to NTT Inc. (Tokyo).

"Wireless communication system, relay apparatus, wireless communication method and program" was invented by Kazumitsu Sakamoto (Musashino, Japan), Yosuke Fujino (Musashino, Japan), Daisuke Goto (Musashino, Japan), Yasuyoshi Kojima (Musashino, Japan) and Kiyohiko Itokawa (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A relay apparatus includes a receiver, a received waveform recorder, a number-of-antennas determiner, and a transmitter. The receiver receives wireless first signals transmitted from the first communication apparatus through a plurality of receiving antennas. The r...