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Flexible radio frequency identification label and method for fabricating the same

  • US 7,385,512 B2
  • Filed: 12/20/2005
  • Issued: 06/10/2008
  • Est. Priority Date: 09/26/2005
  • Status: Expired due to Fees
First Claim
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1. A flexible radio frequency identification label, comprising:

  • a first flexible protection layer, a second flexible protection layer and a middle layer having at least one hollow portion and being interposed between the first and second flexible protection layers, the first, second and middle layers being attached to each other such that the hollow portion forms a closed space between the first flexible protection layer and the second flexible protection layer;

    a radio frequency identification circuit received in the closed space; and

    a miniaturized antenna disposed between, and covered completely by, the first flexible protection layer and middle layer and being electrically connected to the radio frequency identification circuit.

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