TRAFFIC SIGNAL CONTROL DEVICE, COMPUTER PROGRAM, AND TRAFFIC SIGNAL CONTROL METHOD

摘要

PROBLEM TO BE SOLVED: To enable priority control corresponding to the flow-out destination of a public vehicle at an intersection.SOLUTION: A traffic signal control device performs priority control to extend or shorten a prescribed signal display time at an intersection according to the approach of a public vehicle to the intersection. The traffic signal control device comprises: an acquisition unit for acquiring information that tells the flow-out destination of the public vehicle at the intersection; a determination unit capable of determining the flow-out destination of the public vehicle on the basis of the information acquired by the acquisition unit; and a priority control unit that selects a grade to extend or shorten the signal display time according to the flow-out destination of the public vehicle determined by the determination unit, and extends or shortens the signal display time according to the selected grade.SELECTED DRAWING: Figure 1