US Patent No. 9,373,044


Patent No. 9,373,044
Issue Date June 21, 2016
Title Trailer Lane Departure Warning System
Inventorship Jeffrey Wallat, Canton, MI (US)
John Robert Van Wiemeersch, Novi, MI (US)
Steven Yellin Schondorf, Dearborn, MI (US)
Brian Bennie, Sterling Heights, MI (US)
Timothy Prodin, Dearborn, MI (US)
Brian Wolski, Dearborn, MI (US)
Assignee Ford Global Technologies, LLC, Dearborn, MI (US)

Claim of US Patent No. 9,373,044

1. A lane departure warning system for a vehicle towing a trailer, comprising:
an imager detecting a lane boundary on a roadway;
a sensor detecting a hitch angle between the vehicle and the trailer;
a controller determining a lateral offset of the trailer relative to the vehicle based on the hitch angle and a length of
the trailer; and

a warning apparatus generating a signal when the lateral offset crosses the lane boundary.