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HANDS ON STEERING WHEEL DETECT

  • US 20150210273A1
  • Filed: 01/29/2015
  • Published: 07/30/2015
  • Est. Priority Date: 01/29/2014
  • Status: Active Grant
First Claim
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1. A method for determining whether hands of an operator of a vehicle are positioned on a hand wheel of the vehicle, comprising:

  • generating a first frequency content below a first frequency from a hand wheel torque signal;

    generating a second frequency content above a second frequency from the hand wheel torque signal;

    generating a hands on wheel (HOW) estimate signal based on the first frequency content and the second frequency content; and

    causing a system in a vehicle to operate based on the HOW estimate signal.

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