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Low voltage signal stripping circuit for an RFID reader
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Wiegand tilt sensor
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Wiegand effect energy generator
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Detection of an RFID device by an RF reader unit operating in a reduced power state
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Read head for Wiegand token
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Token with Wiegand wire
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Miniature wireless modem
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RF transponder system with parallel resonant interrogation and series resonant response
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Radio frequency transponder stored value system employing a secure encryption protocol
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RF identification system for providing static data and one bit of variable data representative of an external stimulus
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