ALEXANDRIA, Va., June 25 -- United States Patent no. 12,339,672, issued on June 24, was assigned to AUTEL ROBOTICS Co. LTD. (Guangdong, China).
"Method for protection unmanned aerial vehicle and unmanned aerial vehicle" was invented by Minghua Lu (Guangdong, China) and Kangli Wang (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and an apparatus for protecting an unmanned aerial vehicle and an unmanned aerial vehicle are provided. After a positioning system of the unmanned aerial vehicle fails, a flight speed of the unmanned aerial vehicle is acquired at a time point before the positioning system fails, and then a flight state of the unmanned aerial vehicle is determined according to...