utility beacons
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An Experimental Study of Localization Using Wireless Ethernet
White Paper Wi-Fi-based localization relies on the existence of one or more Wi-Fi devices in the environment to act as beacons, and uses signal strength information from those beacons to localize the robot. Through... [10 Jul 2008]
Satellite tracking scheme to charge motorists £1.30 a mile
News It would involve all cars being fitted with an on-board unit (OBU) that can be tracked by satellite, or by microwave receptors or electronic beacons on the roadside. Drivers would set up a road-charging account with one... [21 Jul 2004]
