VEHICLE COLLISION AVOIDANCE DEVICE AND METHOD THEREFOR

A vehicle collision avoidance device and a method therefor are provided. The vehicle collision avoidance device includes: a camera that captures a rear side image of a vehicle; a radar that recognizes an object present at a rear side of the vehicle; and at least one processor electrically connected to the camera and the radar. The at least one processor: determines whether there is a static object at the rear side of the vehicle; determines a position of the static object present at the rear side of the vehicle; determines an empty space present in the direction of travel of the vehicle, based on the rear side image obtained by the camera and the position of the static object; and determines whether to warn of a collision, based on a moving object and the static object, when the moving object is detected.