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Portable audio device providing automated control of audio volume parameters for hearing protection

  • US 20070129828A1
  • Filed: 12/07/2005
  • Published: 06/07/2007
  • Est. Priority Date: 12/07/2005
  • Status: Active Grant
First Claim
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1. A method of operating a portable audio device, comprising:

  • during output of audio by the portable audio device, limiting an actual parameter relative to the playing the audio to be at least within a determined boundary parameter; and

    adjusting the boundary parameter based on the actual parameter relative to the output of the audio.

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