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TRAILER LENGTH ESTIMATION METHOD USING TRAILER YAW RATE SIGNAL

  • US 20160362135A1
  • Filed: 06/11/2015
  • Published: 12/15/2016
  • Est. Priority Date: 06/11/2015
  • Status: Active Grant
First Claim
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1. A backup assist system for a vehicle reversing a trailer, comprising:

  • a trailer sensor module generating a trailer yaw rate;

    a vehicle sensor system generating a vehicle yaw rate and a vehicle speed; and

    a controller determining an estimated length of the trailer based on an estimated hitch angle, the vehicle yaw rate, the vehicle speed, and the trailer yaw rate in view of a kinematic relationship.

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