CAMBRIDGE, England—The global RFID market will be worth $23.4 billion in 2020, up from $6.98 billion in 2012, with physical security applications like access control playing a major role in the surge, ...
As vehicle access-control systems utilizing UHF RFID are gaining traction among gated communities, parking lots and other controlled areas, the cost has still been challenging. Readers deployed at ...
I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...
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