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Multistage median cascaded canceller

  • US 7,167,884 B2
  • Filed: 04/22/2002
  • Issued: 01/23/2007
  • Est. Priority Date: 04/22/2002
  • Status: Expired due to Fees
First Claim
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1. In a Multistage Weiner Filter having an analysis section and a synthesis section, the filter including:

  • a main input channel for receiving a main input signal;

    an auxiliary input channel for receiving an auxiliary input signal; and

    a processor;

    the improvement comprising the processor includes an algorithm for generating a data adaptive linear transformation followed by computing an adaptive weighting wmed of the data and for applying the computed adaptive weighting wmed to a function of the main input signal and the auxiliary input signal to generate an output signal, and wherein the adaptive weighting wmed comprises a sample median value of the real part of the ratio of a main input weight training data signal to an auxiliary input weight training data signal.

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