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Method for tuning an adaptive leaky LMS filter

  • US 20030026438A1
  • Filed: 06/22/2001
  • Published: 02/06/2003
  • Est. Priority Date: 06/22/2001
  • Status: Active Grant
First Claim
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1. A method of tuning an adaptive feedforward noise cancellation algorithm, comprising the acts of:

  • providing a feedforward LMS tuning algorithm including at least first and second time varying parameters; and

    adjusting said at least first and second time varying parameters as a function of instantaneous measured acoustic noise, a weight vector length and measurement noise variance.

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