DEVICE AND METHOD FOR REDUCING COLLISION RISK

The disclosure relates to a collision risk reduction device and method. According to the disclosure, a device for reducing a risk of collision comprises a receiver receiving, from a sensor, object information, an interval setting unit setting an interval predetermined in left and right directions of a traveling direction of the host vehicle, as a first reference interval, and setting an interval, which is a predetermined length larger than the first reference interval, as a second reference interval, a controller determining a type of the object based on the object information if the object approaches within the second reference interval and setting an alarm including the type and location of the object and, if the object approaches within the first reference interval, setting an alarm for avoiding collision with the object based on the type of the object, and an output unit outputting the set alarms.