Patent ID: 9429953
Filing Date: 2016-08-30
CPC Classification: G01S,G05D

Claim Text:
1. A method of autonomously landing an unmanned aerial vehicle (UAV), comprising: guiding an unmanned aerial vehicle (UAV) toward an energy field transmitted from a ground station, wherein guiding the UAV toward the energy field comprises using a global positioning system (GPS) to control the UAV, and wherein the energy field comprises light energy waves transmitted from at least two light emitting sources located on the ground station; detecting, by a computing device, the UAV entered the energy field transmitted from the ground station; transitioning from using the GPS to control the UAV to using the energy field to control the UAV; determining, by the computing device on the UAV, one or more characteristics of the energy field; and based on the one or more characteristics of the energy field, guiding the UAV to a landing site of the ground station.