Communication system of water-air dual-purpose unmanned aerial vehicle and operation method thereof

The invention relates to the technical field of unmanned aerial vehicles, in particular to a communication system of a water-air dual-purpose unmanned aerial vehicle and an operation method thereof.The communication system of the water-air dual-purpose unmanned aerial vehicle comprises an unmanned aerial vehicle body, an underwater communication subsystem, an air communication subsystem and a flight controller; the underwater communication subsystem comprises a winding roll, a cable, a winding roll driving device, a buoy antenna, an outgoing line driving device, a motor driving template and a signal conversion module; the motor driving module is used for controlling the winding roll driving device to drive the winding roll to rotate; the wire outlet driving device is located between the winding roll and the free end of the cable, and the motor driving module is used for controlling the wire outlet driving device to release the free end of the cable; the buoy antenna is provided with a signal conversion module