Patent ID: 8599041
Filing Date: 2013-12-03
Classification: G08G

Abstract:
1. A traffic light control apparatus for controlling an emergency vehicle in a traffic network, comprising: a traffic network control unit that determines overall traffic network control and traffic light control for supporting movement of the emergency vehicle during an emergency and transmit a control signal; a traffic light control unit that receives the control signal to control a traffic light; and an emergency vehicle control unit that transmits a traffic light control mode cancellation request signal to the controlled traffic light and further comprises a manual control input module that receives and transfers a traffic light pass signal for manually controlling the traffic light, wherein the emergency vehicle control unit further comprises: a controller module that receives the traffic light pass signal to generate a traffic light control cancellation signal; a modulation module that modulates the control signal into a signal to be transmitted; and an RF module that frequency-up converts the modulated signal into a predetermined RF signal and transmits the converted signal.