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Personal Acoustic Device Position Determination

  • US 20100246845A1
  • Filed: 03/30/2009
  • Published: 09/30/2010
  • Est. Priority Date: 03/30/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • analyzing an inner signal output by an inner microphone disposed within a cavity of a casing of an earpiece of a personal acoustic device and an outer signal output by an outer microphone disposed on the personal acoustic device so as to be acoustically coupled to an environment external to the casing of the earpiece; and

    determining an operating state of the earpiece based on the analyzing of the inner and outer signals.

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