ICC Sensor

ICC sensor is installed behind the front bumper and detects a vehicle ahead using millimeter waves.

Fig 1: ICC Sensor
Courtesy of NISSAN NORTH AMERICA, INC.
ICC sensor detects radar reflected from a vehicle ahead by irradiating radar forward and calculates a distance from the vehicle ahead and relative speed, based on the detected signal.
ICC sensor transmits the presence/absence of a vehicle ahead and the distance from the vehicle to ADAS control unit via ITS communication.