ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,950, issued on Nov. 3, was assigned to Industrial Technology Research Institute (Hsinchu, Taiwan).

"Drone navigation method based on optical distortion and drone using the same" was invented by Ludovic Angot (Hsinchu City, Taiwan) and Yuan-Chu Tai (Hsinchu City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A drone navigation method based on optical distortion and a drone using the same are provided. The method includes: capturing images of an environment using a drone's camera with high optical distortion properties; detecting a reference object and reference lines in the images; determining cells formed by the reference lines and monitoring...