CPC G08G 1/087 (2013.01) [G08G 1/0133 (2013.01); G08G 1/0145 (2013.01); G08G 1/081 (2013.01); G08G 1/127 (2013.01)] | 4 Claims |
1. A traffic control device that controls a traffic light installed on a route of a vehicle running on a basis of an operation diagram, comprising:
an acquisition unit that acquires, from a wireless base station, vehicle information including the operation diagram and a current position of the vehicle, the vehicle information being transmitted from the vehicle, the wireless base station receiving the vehicle information on an upstream side of a traveling direction of the vehicle relative to the traffic light;
a determination unit that calculates, on a basis of the vehicle information acquired by the acquisition unit, an estimated time of arrival at the traffic light, and determines whether or not the estimated time is delayed from a scheduled time; and
a signal generation unit that generates, where it is determined that the estimated time is delayed from the scheduled time, a control signal for causing the traffic light to execute signal control for preferentially causing the vehicle to pass therethrough.
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