Traffic-Responsive Signal Control at Intersections Using Real-Time Data of Vehicles Connected via V2X Communication

Table 1

Arrangement of V2X-based data required for signal control.

Data	Description	Remarks
Vehicle position	Latitude, longitude, and elevation of all vehicles	Collect at every second
Vehicle speed	Speed and heading of all vehicles	Collect at every second
Lane ID	Identification number of road lanes of intersection approaches	One-time information
Lane position	Latitude, longitude, and elevation of all road lanes	One-time information
Intersection ID	Identification number of intersections	One-time information
Event state	Information on which signal phase is being executed	Collect at every second
Timing	Remaining green of the current signal phase	Collect at every second