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High dynamic range analog-to-digital converter

  • US 6,737,642 B2
  • Filed: 03/18/2002
  • Issued: 05/18/2004
  • Est. Priority Date: 03/18/2002
  • Status: Expired due to Term
First Claim
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1. A time of flight mass spectrometer, comprising:

  • an accelerator that accelerates an ionized sample;

    a detector that provides an analog signal in response to detection of the ionized sample;

    an analog to digital converter coupled to said detector; and

    , a processor connected to said analog to digital converter, said processor computes a baseline value and a threshold value of the analog signal and assigns the baseline value to the portions of the analog signal at or below the threshold value.

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