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Power Estimation of an Active RFID Device

  • US 20090195356A1
  • Filed: 02/01/2008
  • Published: 08/06/2009
  • Est. Priority Date: 02/01/2008
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • in a radio frequency identification (RFID) interrogator, interrogating a RFID device;

    receiving an identification code, times and temperature data from the RFID device in response to the interrogation; and

    estimating a remaining battery life of a battery in the RFID device.

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