- Emergency warning system for vehicles
- Cooperative Adaptive Cruise Control
- Cooperative Forward Collision Warning
- Intersection collision avoidance
- Approaching emergency vehicle warning (Blue Waves)
- Vehicle safety inspection
- Transit or emergency vehicle signal priority
- Electronic parking payments
- Commercial vehicle clearance and safety inspections
- In-vehicle signing
- Rollover warning
- Probe data collection
- Highway-rail intersection warning
- Spectrum is divided into 7 bands
- channel 178 is for control (sfety)
- 2 edge channel are reserved for future
- The rest are service channels (not application specific)
- IEEE 802.11.a adjusted for low overhead operations
