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METHOD AND SYSTEM FOR MINIMIZING THE ACCUMULATED OFFSET ERROR FOR AN ANALOG TO DIGITAL CONVERTER

  • US 20090058697A1
  • Filed: 03/09/2007
  • Published: 03/05/2009
  • Est. Priority Date: 01/25/2005
  • Status: Active Grant
First Claim
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1. A method utilized with an analog to digital converter comprising:

  • providing a first conversion on an input signal, wherein an offset error is added to the input signal to provide a first result;

    providing a second conversion on the input signal, wherein an offset error is subtracted from the input signal to provide a second result; and

    combining the first and second results to substantially remove the offset error of the analog to digital converter.

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