RFID based toll collection system - Technowave Group
2021-6-30u2002·u2002The RFID tag and the RFID reader are two major units of this system. Tags store info of a specific object, say, the details of registration of a car, while the readers capture this info using radio waves or signals. RFID tags can either be passive or active. Passive RFID tag comes without batteries.
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