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Active RFID tag arrangements for actuation of downhole equipment in well fluids

  • US 10,586,083 B2
  • Filed: 07/27/2016
  • Issued: 03/10/2020
  • Est. Priority Date: 08/07/2015
  • Status: Active Grant
First Claim
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1. A Radio Frequency Identification (RFID) tag arrangement readable by an RFID tag reader for actuating a downhole tool located in a wellbore, the RFID tag arrangement comprising:

  • a non-metallic housing having disposed therein a passive RFID tag, an electrical power source, a pulsed oscillator circuit, and an energizer coil,wherein the electrical power source powers the pulsed oscillator circuit to drive the energizer coil to stimulate and thereby activate the passive RFID tag such that the tag may be read by the RFID tag reader external to the RFID tag arrangement.

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