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EAS tag polling system

  • US 20060203838A1
  • Filed: 03/08/2005
  • Published: 09/14/2006
  • Est. Priority Date: 03/08/2005
  • Status: Active Grant
First Claim
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1. An EAS tag polling system comprising:

  • a plurality of EAS tags, each of said tags being operative to transmit an acknowledgement having an identifying characteristic; and

    a base station being knowledgeable of said identifying characteristic of said acknowledgement to discriminate between said acknowledgement transmitted from each of said tags and operative to indicate that a positive response is associated with each of said tags from which said acknowledgement is received and a negative response is associated with each of said tags from which said acknowledgement is not received.

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