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Variable indication estimator

  • US 8,260,577 B2
  • Filed: 01/14/2011
  • Issued: 09/04/2012
  • Est. Priority Date: 06/05/2000
  • Status: Expired due to Term
First Claim
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1. An apparatus for selecting output physiological parameter values based on signal confidence, the apparatus comprising:

  • one or more processors configured to;

    receive an input physiological signal;

    receive values of a physiological parameter derived from the input physiological signal, andselect output physiological parameter values by at least adjusting between smoothing the physiological parameter values and tracking the physiological parameter values;

    wherein said adjusting is performed based at least in part on a characteristic of the input physiological signal.

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