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Digital compressor for multi-channel audio system

  • US 20040008851A1
  • Filed: 07/09/2003
  • Published: 01/15/2004
  • Est. Priority Date: 07/09/2002
  • Status: Active Grant
First Claim
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1. A level adjustment method applicable to an audio processing apparatus having a plurality of amplifiers corresponding to three or more of input channels of an audio signal for amplifying signal levels of the respective input channels, the level adjustment method comprising:

  • a group arrangement process of arranging the plurality of the input channels into one or more group; and

    a group control process of controlling each group such as to decrease an amplification rate of all the amplifiers corresponding to the input channels belonging to the same group as a maximal one of the signal levels of the input channels belonging to the same group increases.

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