Examples of False-Alarm Occurrence from system characteristics (It’s not a problem)
Characteristics of EM Wave : EM Waves are reflected against all material and especially metal very well. Reflections of EM Waves are varies with the shape of object. (※ EM : Electro Magnetic)
Radar Sensor : Radar Sensor sense the car by 24GHz echo signal.
Special enviroment make the 'False-Alarm' occurrence because of EM waves.