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Microphone signal fusion

  • US 9,401,158 B1
  • Filed: 09/14/2015
  • Issued: 07/26/2016
  • Est. Priority Date: 09/14/2015
  • Status: Active Grant
First Claim
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1. A method for fusion of microphone signals, the method comprising:

  • receiving a first signal including at least a voice component and a second signal including at least the voice component modified by at least a human tissue;

    processing the first signal to obtain first noise estimates;

    aligning the voice component in the second signal spectrally with the voice component in the first signal; and

    blending, based at least on the first noise estimates, the first signal and the aligned voice component in the second signal to generate an enhanced voice signal, the blending including;

    assigning, based at least on the first noise estimates, a first weight to the first signal and a second weight to the second signal; and

    mixing the first signal and the second signal according to the first weight and the second weight.

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