METHOD FOR SHARING GROUP NAVIGATION INFORMATION AND APPARATUS USING THE SAME
STEREO DRONE AND METHOD AND SYSTEM FOR CALCULATING EARTH VOLUME IN NON-CONTROL POINTS USING THE SAME
System for Surveying Geospatial Information of River bottom using drone and Driving Method thereof
APPARATUS FOR TRANSMITTING THE POSITION OF THE VICTIM OVER THE SEA AND SEARCH DRONE OPERATING SYSTEM
Apparatus and method for controlling drones to search for victims at sea
THE ELECTRONIC DEVICE MOUNTED ON VEHICLE AND THE METHOD OPERATING THE SAME