Functions and uses of radar

The full name of vehicle-mounted radar is "anti-collision radar for reversing" or "auxiliary radar for parking", which is used to detect the distance between the vehicle body and other vehicles and obstacles, inform the driver of the surrounding situation through sound or display screen, and avoid unnecessary friction and collision when the car moves or reverses. In fact, the definition and use of radar, radar is its radio. Detect, measure and find targets by radio. And determine their spatial position, so radar is also called radio positioning, and radar uses electromagnetic wave detection.