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Chemical and physical sensing with a reader and RFID tags

  • US 9,563,833 B2
  • Filed: 10/30/2014
  • Issued: 02/07/2017
  • Est. Priority Date: 10/30/2013
  • Status: Active Grant
First Claim
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1. A method of detecting a stimulus comprising detecting an output from a radio frequency identification tag including a sensor portion, the sensor portion configured to change resistivity when the stimulus contacts or interacts with the radio frequency identification tag, whereby the resistivity change alters the output of the radio frequency identification tag,wherein the radio frequency identification tag includes a carbon nanotube or multiple carbon nanotubes.

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