Tattletale Parking MetersAugust 1, 2006 By: Barbara G. Goode, Sensors Sensors
Cities such as New York and Baltimore have installed sonar-based parking meters that detect when a space is occupied and reset when a car moves out, says The Detroit News. The meters not only generate more income for the city but also allow payment with credit cards and cell phones. Networking them promises daily or weekly reports about parking and enforcement patterns.
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