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PRODUCT MANAGEMENT SYSTEM AND METHOD OF MANAGING PRODUCT AT A LOCATION

  • US 20100007464A1
  • Filed: 07/10/2008
  • Published: 01/14/2010
  • Est. Priority Date: 07/10/2008
  • Status: Active Grant
First Claim
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1. A product management system comprising:

  • a radio frequency identification (RFID) reader;

    an echolocation RFID tag for the transmission of radio signals to a product and thereafter receiving return signals due to the reflection of the transmitted radio signals from the product;

    wherein, in operation, the RFID reader receives information from the echolocation RFID tag to determine a distance from the echolocation RFID tag to the product and then correlates the distance determined to a quantity of product.

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