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SIGNAL PROCESSING METHOD AND APPARATUS FOR AMPLIFYING SPEECH SIGNALS

  • US 20110184731A1
  • Filed: 01/28/2011
  • Published: 07/28/2011
  • Est. Priority Date: 01/28/2010
  • Status: Active Grant
First Claim
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1. A signal processing method comprising:

  • extracting a first signal having a first frequency band from a sum signal of a left signal and a right signal;

    generating a second signal having a second frequency band by using the first signal;

    generating a third signal by using the first signal and the second signal; and

    applying a gain, generated by using a rate of a center signal included in the sum signal, to the third signal.

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