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Microphone for a hearing aid or listening device with improved dampening of peak frequency response

  • US 20030063768A1
  • Filed: 09/28/2001
  • Published: 04/03/2003
  • Est. Priority Date: 09/28/2001
  • Status: Active Grant
First Claim
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1. A microphone for converting sound into an audio signal, comprising:

  • a housing defining an inner volume;

    a diaphragm dividing said inner volume into a front volume and a rear volume, said diaphragm undergoing movement in response to said sound;

    a damping element positioned against said diaphragm; and

    a backplate positioned in said rear volume adjacent said damping element to define an aperture bounded by a portion of said backplate and a portion of said damping element, said aperture causing the frequency response curve of said microphone to be dampened.

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