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METHOD AND APPARATUS FOR DISABLING ACTIVE MODE OPERATION OF A DATA TAG DEVICE

  • US 20090303020A1
  • Filed: 06/05/2008
  • Published: 12/10/2009
  • Est. Priority Date: 06/05/2008
  • Status: Active Grant
First Claim
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1. A method of triggering self-expiration of a data tag device, comprising:

  • operating the data tag device in an active mode wherein the data tag device occasionally transmits a beacon and provides access to tag data;

    detecting an occurrence of an expiration event while operating in the active mode; and

    disabling a power source of the data tag device upon detecting the expiration, event thereby preventing subsequent operation in the active mode.

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