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RFID tags having improved read range

  • US 7,378,973 B2
  • Filed: 03/27/2006
  • Issued: 05/27/2008
  • Est. Priority Date: 03/29/2005
  • Status: Expired due to Fees
First Claim
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1. An identification system, adapted to transmit identifying information about an article via radio frequency, comprising:

  • an RFID tag, adapted to transmit said identifying information via radio frequency when energized; and

    a layer having first and second opposite surfaces, wherein said first surface is adapted to be in contact with said article, said second surface is in contact with said RFID tag;

    said layer having a thickness of less than 0.1 inches and a permeability of less than 10.

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