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ID tags with Frequency diversity

  • US 20060290473A1
  • Filed: 06/27/2005
  • Published: 12/28/2006
  • Est. Priority Date: 06/27/2005
  • Status: Abandoned Application
First Claim
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1. A system for asset tracking using RFID tags on assets, the system comprising:

  • a plurality of RFID readers using different frequencies to read RFID tags; and

    a plurality of assets, each having a RFID tag coupled thereto, wherein the RFID tag changes a response frequency as a function of a next RFID reader scheduled to track the corresponding asset.

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