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RMS-DC converter using a variable gain amplifier to drive a squaring cell

  • US 6,429,720 B1
  • Filed: 05/12/2000
  • Issued: 08/06/2002
  • Est. Priority Date: 05/12/2000
  • Status: Expired due to Term
First Claim
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1. An RMS-DC converter comprising:

  • a variable gain amplifier having a input port and an output port;

    a squaring cell having an input port coupled to the output port of the variable gain amplifier; and

    an averaging circuit coupled to an output port of the squaring cell.

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