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Wireless communication devices, radio frequency identification devices, methods of forming a wireless communication device, and methods of forming a radio frequency identification device

  • US 7,221,257 B1
  • Filed: 03/14/2000
  • Issued: 05/22/2007
  • Est. Priority Date: 08/20/1997
  • Status: Expired due to Fees
First Claim
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1. A wireless communication device comprising:

  • a housing including an upper surface, a lower surface, and at least one side intermediate the upper surface and the lower surface and having a dimension less than smallest dimensions of the upper surface and the lower surface, and the at least one side surface having visibly perceptible indicia thereon;

    communication circuitry within the housing and the communication circuitry being configured to communicate wireless signals comprising microwave signals individually having a frequency in excess of about 900 MHZ; and

    wherein the communication circuitry comprises radio frequency identification device circuitry.

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