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Inductive Sensor for Measurement Device

  • US 20200132510A1
  • Filed: 10/25/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/25/2018
  • Status: Active Grant
First Claim
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1. An inductive sensor, particularly for a proximity sensor, comprising:

  • a resonance circuit including a sensing coil;

    an amplifier comprising a first gain stage and a second gain stage each coupled via respective adjusting elements with the resonance circuit to inject energy for maintaining an oscillation of the resonance circuit,wherein the first gain stage provides a substantially linear amplification and the second gain stage provides a comparator characteristics.

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