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CONTENT BASED NOISE SUPPRESSION

  • US 20140254816A1
  • Filed: 03/06/2013
  • Published: 09/11/2014
  • Est. Priority Date: 03/06/2013
  • Status: Active Grant
First Claim
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1. A device to attenuate audio noise, the device comprising:

  • a microphone configured to receive an input audio signal;

    an audio signal analyzer configured to determine if the input audio signal includes a noise signal having identifiable content, wherein if there is a noise signal having identifiable content, accessing a content source to obtain a copy of the noise signal; and

    an audio canceller configured to generate a processed audio signal having an attenuated noise signal based on comparing the copy of the noise signal to the input audio signal.

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