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Low cost automatic equalizer

  • US 4,434,438 A
  • Filed: 07/10/1981
  • Issued: 02/28/1984
  • Est. Priority Date: 07/10/1981
  • Status: Expired due to Fees
First Claim
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1. In a transversal filter having a delay line which receives a signal, said delay line having first, second and third successive delay line taps providing first, second and third tap signals, respectively;

  • a control apparatus comprising;

    first means (i) for adjusting the amplitudes of said first and third tap signals equally and (ii) for adjusting the polarity of said first and third tap signals oppositely to thereby provide phase equalization of said received signal; and

    second means for adjusting the amplitudes and polarities of said first and said third tap signals equally to thereby provide amplitude equalization of said received signal.

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