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RFID tags with EAS deactivation ability

  • US 20060049947A1
  • Filed: 09/09/2004
  • Published: 03/09/2006
  • Est. Priority Date: 09/09/2004
  • Status: Active Grant
First Claim
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1. A radio-frequency identification (RFID) tag comprising:

  • an antenna;

    an RFID chip connected to the antenna for communicating with a reader; and

    an active element operatively disposed with respect to the antenna and having;

    an activated state in which the antenna is enabled for communicating with a reader in a far field; and

    a deactivated state in which the antenna is disabled from communicating with a reader in a far field;

    the active element changing from the activated state to the deactivated state when operatively subjected to an electronic article surveillance (EAS) deactivator.

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