ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,469,400, issued on Nov. 11, was assigned to Metal Industries Research & Development Centre (Kaohsiung, Taiwan).

"Communication system and communication method" was invented by Kuang-Shine Yang (Tainan, Taiwan), Ping-Hua Su (Kaohsiung, Taiwan) and Chao Chieh Hsu (Kaohsiung, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a communication system and a communication method. The communication system includes a wireless communication apparatus, a control center apparatus, and an unmanned aerial vehicle. The control center apparatus controls the unmanned aerial vehicle to fly within a first range, so that the unmanned aerial vehicl...