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Embeddable DC power supply for smart structure sensors

  • US 5,703,576 A
  • Filed: 05/06/1996
  • Issued: 12/30/1997
  • Est. Priority Date: 06/14/1993
  • Status: Expired due to Term
First Claim
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1. A smart structure comprising a sensor integrated with the structure, a DC power supply integrated with the structure for providing energy to the sensor, an external exciter circuit, and a resonant detector circuit integrated with the structure for detecting a sensor output and transmitting a corresponding signal to said exciter circuit;

  • said power supply being disposed on a substrate embedded in the structure;

    said power supply having an inductive coil and ac to dc converter components disposed on the substrate;

    said inductive coil being disposed in a high frequency magnetic field produced by said exciter circuit.

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