GM system lets cars talk to each other
Feb 4, 2006 gps navigation
…General Motors has a fleet of Cadillac CTS and DTS sedans testing this new safety system called Vehicle-to-Vehicle Communication in which cars talk to each other.
Equipped with special sensors, a GPS receiver and transponder, and a special radio frequency, cars can send or receive messages among themselves. Cars with V2V will be able to calculate the potential for an upcoming collision and let all the other cars around them know an impact is about to happen unless they do something to stop it.
Motorists could receive a visual warning in a gauge on the dash or an audible warning from the radio when any vehicle in the lane ahead of them either brakes hard or stops, a vehicle is approaching too fast in the same lane from the rear, or when a vehicle alongside has entered a vehicle’s blind spot. Cadillac, Acura, Mercedes and Infiniti have adaptive cruise control systems that use radar to detect when you are getting too close to the vehicle ahead. If so, there’s a visual or audible warning that you should brake, or the car will start to apply the brakes and reduce engine speed to reduce the chances for a collision… read
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