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Power harvesting for RFID/NFC-applications

  • US 10,348,130 B2
  • Filed: 07/27/2016
  • Issued: 07/09/2019
  • Est. Priority Date: 07/27/2016
  • Status: Active Grant
First Claim
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1. A circuit apparatus, comprising:

  • an input section configured to receive an electromagnetic (EM) transmission;

    a voltage divider section configured to divide the EM transmission into a plurality of voltage levels and deliver the of voltage levels to a plurality of circuits;

    radio frequency identification integrated circuit (RFID-IC) configured to receive one of the plurality of voltage levels;

    a rectifier portion configured to receive another of the plurality of voltage levels and configured to rectify AC power received in the EM transmission; and

    a load configured to receive DC power from the rectifier portion,wherein one voltage level of the voltage divider section is configured to supply power to the RFID-IC.

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