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Analysis of Periodic Information in a Signal

  • US 20150012247A1
  • Filed: 06/27/2014
  • Published: 01/08/2015
  • Est. Priority Date: 07/02/2013
  • Status: Active Grant
First Claim
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1. A method for analyzing periodic information in a signal associated with a machine or process, the method comprising:

  • (a) acquiring the signal over a time period using a sensor associated with the machine or process;

    (b) generating an autocorrelation waveform based on the signal;

    (c) determining a periodic signal parameter value based at least in part on the autocorrelation waveform, the periodic signal parameter value comprising a single real number indicative of a level of periodic information in the signal.

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