Rear vision system with trailer angle detection

  • US 9,085,261 B2
  • Filed: 01/25/2012
  • Issued: 07/21/2015
  • Est. Priority Date: 01/26/2011
  • Status: Active Grant
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First Claim
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1. A rear vision system for a vehicle, said rear vision system comprising:

  • at least a rearward facing camera disposed at a rearward portion of a vehicle equipped with said rear vision system;

    wherein said rearward facing camera is operable to capture images rearward of the equipped vehicle;

    wherein, when a trailer is attached to the equipped vehicle and is rearward of the equipped vehicle, a processor is operable to process the captured images and, responsive at least in part to said processing, is operable to determine a trailer angle of the trailer relative to a longitudinal axis of the equipped vehicle;

    wherein said processor determines a location of a target at or of the trailer relative to the equipped vehicle and determines the trailer angle of the trailer responsive to the determined location; and

    wherein the target comprises at least one of (a) an icon or shape or indicia disposed at a forward portion of the trailer, (b) an icon or shape or indicia established on a sheet attached at a forward portion of the trailer, (c) an icon or shape or indicia established at a forward portion of the trailer, (d) a target pattern established at a surface of the trailer or trailer tongue, (e) a colored pattern established at a surface of the trailer or trailer tongue and (f) a forward portion of the trailer.

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