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Method and Apparatus For Measuring and Correcting an In-Cylinder Pressure Measurement

  • US 20090018746A1
  • Filed: 04/28/2005
  • Published: 01/15/2009
  • Est. Priority Date: 05/06/2004
  • Status: Abandoned Application
First Claim
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1. A method of obtaining a corrected engine operational parameter value comprising;

  • obtaining a measurement of an operational parameter value from said engine using a sensor,independently estimating said operational parameter value measurement,comparing said estimate with said measurement and updating the estimate based on said comparison, andproviding a corrected engine operational parameter value based on said updated estimate.

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