Unmanned aerial vehicle communication resource and trajectory joint optimization method and device, and server

The invention provides an unmanned aerial vehicle communication resource and trajectory joint optimization method and device and a server, and the method comprises the steps: representing the spatial position information of an unmanned aerial vehicle, a user and a listener through a Cartesian coordinate system, and obtaining an unmanned aerial vehicle hidden data distribution scene model; establishing a channel model from an unmanned aerial vehicle base station of the unmanned aerial vehicle to a ground node according to the spatial position information; establishing an unmanned aerial vehicle data distribution concealment constraint model according to the channel model and the channel noise uncertainty model; establishing an unmanned aerial vehicle communication resource and trajectory joint optimization problem model oriented to data hidden distribution according to the unmanned aerial vehicle data hidden distribution constraint model; according to the joint optimization problem model, jointly optimizing th