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Tire monitoring system and method

  • US 10,449,811 B2
  • Filed: 06/15/2015
  • Issued: 10/22/2019
  • Est. Priority Date: 06/15/2015
  • Status: Active Grant
First Claim
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1. A monitoring sensor, comprising:

  • a sensor configured to generate a signal indicative of (i) rotation of a tire, and (ii) a measured gas-flow produced vibration of the tire; and

    a controller configured to determine, based on the signal, a filling state of the tire while the tire is in a non-rotating state during which the tire is being inflated or deflated, andwherein the determining includes;

    determining an environmental condition based on a variance value associated with the signal; and

    comparing the determined variance value to a threshold value to determine the filling state.

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