Device and method for correcting vehicle position, system for correcting vehicle position by using same, and vehicle capable of manless operation

In one embodiment of the present invention, a distance is generated from the middle of a road to a vehicle position by using an image photographing device, and the measured vehicle position is corrected by using the generated distance from the middle of the road to the vehicle position, the middle position of the road stored in a road information map, and the vehicle position measured by using a global positioning system.