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U.S.
Department of Transportation
The DSRC Technology for Safety
§What it is
□Wi-fi
radio product adapted for high speed environment
□Cheap to
produce in quantity
§How the technology
works
□Generates/receives
messages at 10 times/sec
▪Basic Safety Message (vehicle size,
position, speed, heading, acceleration, brake
system status)
□Operating
range of 300 meters (line-of-sight)
§Necessary for crash imminent
situations
§Benefits of the
technology
□Reduced
Price
□Less False
Alarms à Delayed warnings
□More Crash
Scenarios à Increased performance
▪Can communicate around vehicles and blind intersections
§Drawback of the
technology
□Both
vehicles need to be equipped