CONSTANT VELOCITY JOINT ASSEMBLY FOR MOTOR VEHICLE WITH IMPROVED DAMPING
DISPLACEMENT SENSING DEVICE OF STROKE AND SWITCH FOR BRAKE PEDAL OF VEHICLE
Apparatus and method for controlling drones to search for victims at sea
SYSTEM FOR AUTOMATICALLY TRACKING MOVING TARGET AND THE METHOD THEREOF
FIELD WEAKNING CONTROL MOBILITY SYSTEM USING HALL SENSOR POSITION ESTIMATION
DRONE STATION AND DRONE TAKE-OFF SYSTEM COMPRISING THEREOF
DRONE LANDING CONTROLLING SYSTEM AND LANDING CONTROLLING METHOD THEREOF
APPARATUS FOR TRANSMITTING THE POSITION OF THE VICTIM OVER THE SEA AND SEARCH DRONE OPERATING SYSTEM
METHOD FOR SHARING GROUP NAVIGATION INFORMATION AND APPARATUS USING THE SAME