ALEXANDRIA, Va., June 9 -- United States Patent no. 12,286,214, issued on April 29, was assigned to Wing Aviation LLC (Palo Alto, Calif.).
"Methods and systems for damping oscillations of a payload" was invented by Andre Prager (Sunnyvale, Calif.) and Trevor Shannon (Mountain View, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein are methods and systems to dampen oscillations of a payload coupled to a tether of a winch system arranged on an unmanned aerial vehicle (UAV). For example, the UAV's control system may dampen the oscillations by causing the UAV to switch to a forward flight mode in which movement of the UAV results in drag on the payload, thereby damping the oscillations. In a...