Triangle Region ITS Architecture

ISO 19091: Intelligent transport systems -- Cooperative ITS -- Using V2I and I2V communications for applications related to signalized intersections

Source Element	Destination Element	Flow
Cary Connected Vehicle Field Devices	GoTriangle Transit Vehicles	intersection geometry
	GoTriangle Transit Vehicles	intersection status
	GoTriangle Transit Vehicles	signal priority status
	User Personal Computing Devices	intersection geometry
	Vehicle	intersection geometry
	Vehicle	intersection status
	Vehicle	roadway geometry
Durham Connected Vehicle Roadside Equipment	User Personal Computing Devices	intersection geometry
	Vehicle	roadway geometry
GoTriangle Transit Vehicles	Cary Connected Vehicle Field Devices	local signal priority request
NCTA Connected Vehicle Field Devices	User Personal Computing Devices	intersection geometry
	Vehicle	intersection geometry
	Vehicle	intersection status
	Vehicle	roadway geometry