ALEXANDRIA, Va., June 10 -- United States Patent no. 12,294,441, issued on May 6, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).
"Terminal and base station" was invented by Shigenori Tani (Tokyo), Koichi Natsume (Tokyo) and Akihiro Okazaki (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A terminal to be installed in a machine having rotor blades in a communication system in which the terminal and a base station transmit and receive data via a relay station to and from each other, includes a rotor blade state monitoring unit that monitors a rotor blade state by measuring the timing at which the rotor blades block a communication path in midair between the relay station and the terminal, and a transc...