Reversibly deactivating a radio frequency identification data tag
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United States of America Patent
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May 24, 2011
Grant Date -
Jul 5, 2007
app pub date -
Dec 19, 2006
filing date -
Apr 30, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
Reversibly activating or deactivating a radio frequency identification (RFID) data tag comprising a circuit responsive to an environmental factor. An RFID tag includes an RFID chip for storing an RFID code, an antenna for communicating a radio frequency (RF) signal, and an environmentally sensitive switch.
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