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Air bag deployment sensing apparatus and method

  • US 6,771,166 B2
  • Filed: 11/14/2001
  • Issued: 08/03/2004
  • Est. Priority Date: 11/14/2001
  • Status: Expired due to Fees
First Claim
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1. In a vehicle, a method of detecting air bag deployment, comprising:

  • detecting an acoustic energy level increase;

    developing a spectral content of the acoustic energy level increase;

    comparing the spectral content to a template; and

    outputting an air bag deployment signal if the spectral content correlates to the template.

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