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Radio frequency identification devices, remote communication devices, wireless communication systems, and methods of indicating operation

  • US 6,459,376 B2
  • Filed: 07/29/1999
  • Issued: 10/01/2002
  • Est. Priority Date: 07/29/1999
  • Status: Expired due to Term
First Claim
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1. A radio frequency identification device comprising:

  • a substrate;

    communication circuitry coupled with the substrate and configured to receive wireless signals including spurious signals; and

    indication circuitry coupled with the communication circuitry and configured to output an indication signal to indicate reception of the spurious signals within the communication circuitry.

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