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Fully parametric equalizer

  • US 20060114979A1
  • Filed: 12/09/2002
  • Published: 06/01/2006
  • Est. Priority Date: 12/09/2002
  • Status: Abandoned Application
First Claim
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1. Parametric equalizer comprising filtering means (FM), user interface means (UIM), audio signal input means and audio signal output means, said filtering means comprising at least one filter block (FIB) said user interface means (UIM) comprising means for adjustment of parameters:

  • corner frequency (fc), shape (Q) and gain (G), said parametric equalizer comprising further means for adjusting a symmetry parameter independent to the other user parameters, which may be continuously varied in order to provide a smooth transition between low-shelf, bell-shaped and high-shelf filter characteristic of said at least one filter block (FIB).

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