Signal change detection system of traffic light

摘要

The present invention relates to a signal change detection system of a traffic light for detecting the time that the traffic light is turned on from the green lamp to the red lamp.;The signal change detection system of the traffic light includes a transmission system 1 mounted on the traffic light to notify the signal change time of the traffic light (from green to red), and the signal change time and danger received from the transmission system 1 to be displayed. It consists of a receiving system 10 mounted in a vehicle.;As a result, by notifying whether the vehicle in operation is stopped and the change time until the signal is changed, safety can be ensured.