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Method and apparatus for filter tuning

  • US 6,677,814 B2
  • Filed: 01/17/2002
  • Issued: 01/13/2004
  • Est. Priority Date: 01/17/2002
  • Status: Expired due to Term
First Claim
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1. A method, comprising:

  • determining a real RC value for a tuning circuit;

    varying a component of the real RC value by a first increment to produce a first real RC value;

    varying the component by a second increment to produce a second real RC value;

    comparing the first and second real RC values to a predetermined RC value of a filter circuit; and

    storing in a memory which ever of the first and second real RC values is closest to the predetermined RC value.

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