Memphis Regional ITS Architecture

Dedicated Short Range Communication at 915 MHz Standards Group

Source Element	Destination Element	Flow
City of Bartlett Fire/EMS Vehicles	City of Bartlett Traffic Signals	local signal preemption request
City of Germantown Fire/EMS Vehicles	City of Germantown Traffic Signals	local signal preemption request
City of Horn Lake Fire/EMS Vehicles	City of Horn Lake Traffic Signals	local signal preemption request
	MDOT Traffic Signals	local signal preemption request
City of Memphis Fire/EMS Vehicles	City of Memphis Traffic Signals	local signal preemption request
City of Olive Branch Fire/EMS Vehicles	City of Olive Branch Traffic Signals	local signal preemption request
	MDOT Traffic Signals	local signal preemption request
City of Southaven Fire/EMS Vehicles	City of Southaven Traffic Signals	local signal preemption request
	MDOT Traffic Signals	local signal preemption request
DeSoto County EMS Vehicles	MDOT Traffic Signals	local signal preemption request
MATA Fixed-Route Vehicles	City of Memphis Traffic Signals	local signal priority request
MATA Trolleys	City of Memphis Traffic Signals	local signal priority request
Municipal Public Safety Vehicles	Municipal Traffic Signals	local signal preemption request
Private Contract EMS Vehicles	Shelby County Traffic Signals	local signal preemption request
	Town of Collierville Traffic Signals	local signal preemption request
Public/Private Vehicles	TDOT Toll Plazas	vehicle payment information
Shelby County Fire Vehicles	Shelby County Traffic Signals	local signal preemption request
TDOT Toll Plazas	Public/Private Vehicles	vehicle payment update
Town of Collierville Fire Vehicles	Town of Collierville Traffic Signals	local signal preemption request