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CACC Scenario 1:
V2V Cooperative Platooning
85
Data Environment
Following Vehicle B
On-board Sensors
Data Collection
Data Broadcast
Lead Vehicle
On-board Sensors
Data Collection
Data Broadcast
CACC App/ Decision Engine
Freeway TMC
DSS
FMS
Destination Info
CACC App/ Decision Engine
Destination Info
Arterial TMC
DSS
AMS
1
Lead Vehicle broadcasts status information (speed, heading, location, etc.) and (optionally) destination information
2
Data collected in Data Environment
3
Vehicle B’s CACC application determines that it can join the platoon
4
CACC applications on Lead Vehicle and  Following Vehicle  A coordinate  Vehicle B’s entry into platoon
5
Following Vehicles ‘ CACC applications coordinate  speed and headway adjustments with Lead Vehicle; throttle, brakes, and (optionally) steering for Vehicle B is now semi-autonomous
1
2
4
4
Following Vehicle A
On-board Sensors
Data Collection
Data Broadcast
CACC App/ Decision Engine
Destination Info
5
CACC App
Data Collection
Algorithm