VEHICLE TRAVEL TRACK ESTIMATOR

摘要

A vehicle risk level acquiring ECU 1 calculates and acquires a plurality of courses of other vehicles around a driver's own vehicle, and acquires the predicted course of the driver's own vehicle. The vehicle risk level acquiring ECU 1 calculates the collision probability of the driver's own vehicle as collision possibility on the basis of the predicted course of the driver's own vehicle and the plurality of courses of other vehicles.