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Packaging incorporating volume-measurement capability using RFID tags

  • US 20060145880A1
  • Filed: 12/28/2004
  • Published: 07/06/2006
  • Est. Priority Date: 12/28/2004
  • Status: Active Grant
First Claim
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1. A method of detecting an amount of material in a container, said container having one or more RFID tags attached thereto, comprising:

  • providing automated shielding means for selectively shielding one or more of said one or more RFID tags; and

    associating one or more of said RFID tags with a predetermined amount of material stored in said container, wherein;

    said RFID tags are selectively shielded based on the amount of material in said container.

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