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METHOD AND SYSTEM FOR DETECTING STEERING WHEEL CONTACT

  • US 20140371989A1
  • Filed: 06/12/2014
  • Published: 12/18/2014
  • Est. Priority Date: 06/13/2013
  • Status: Active Grant
First Claim
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1. A method for detecting steering wheel contact by a user, the method comprising:

  • transmitting a test signal to a power assisted steering system of a vehicle that applies torque to a steering wheel of the vehicle based on the test signal;

    receiving, from a torque sensor, measurement signals indicative of steering wheel torque by a user;

    comparing the torque indicated by the received measurement signals to an expected torque based on measurement signals received from the vehicle prior to transmitting the test signal; and

    determining whether a user is in contact with the steering wheel based on the comparison.

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