ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,947, issued on Feb. 24, was assigned to Arizona Board of Regents on Behalf of Arizona State University (Tempe, Ariz.).

"Systems and methods for adaptive attitude control for foldable quadrotors" was invented by Wenlong Zhang (Chandler, Ariz.) and Karishma Patnaik (Tempe, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle control framework enables improved attitude tracking and mode switching of a vehicle by modeling the vehicle as a switched system, where the vehicle is operable for changing a geometric configuration during flight. The vehicle control framework implements a control law that accommodates modeling uncertainties and unknown...