ALEXANDRIA, Va., July 28 -- United States Patent no. 12,696,216, issued on July 28, was assigned to National Institute of Information and Communications Technology (Tokyo).

"Cooperative wireless device and program for same" was invented by Kenichi Takizawa (Tokyo), Satoshi Yasuda (Tokyo) and Nobuyasu Shiga (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A base station includes the following parts: a propagation estimation part that estimates a radio wave propagation characteristic between a terminal and base station based on a training signal received from the terminal; a phase compensation part that compensates data to be transmitted to the terminal with phase rotation of a carrier wave that is indica...