Method uses 'Bluetooth' to track travel time for vehicles, pedestrians

Engineers have created a method that uses pervasive Bluetooth signals from cell phones and other wireless devices to constantly update how long it takes vehicles and pedestrians to travel from one point to another.

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<p><a href="http://www.physorg.com/news131120887.html">Method uses 'Bluetooth' to track travel time for vehicles, pedestrians</a></p> <p>Engineers have created a method that uses pervasive Bluetooth signals from cell phones and other wireless devices to constantly update how long it takes vehicles and pedestrians to travel from one point to another.</p>