CENTERLINE METHOD FOR TRAILER HITCH ANGLE DETECTION
First Claim
Patent Images
1. A system for detecting a hitch angle between a vehicle and a trailer, comprising:
- an imaging device configured to capture images of the trailer;
a controller configured to;
process the captured images;
derive an edge map and identify trailer pixels therein;
defining a number of candidate lines in the edge map; and
determine the hitch angle based on an angle between a selected candidate line and a reference line.
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Abstract
A system for detecting a hitch angle between a vehicle and a trailer is provided herein. An imaging device is configured to capture images of the trailer and a controller is configured to process the captured images. The controller derives an edge map and identifies trailer pixels therein. The controller defines a number of candidate lines in the edge map and determines the hitch angle based on an angle between a selected candidate line and a reference line.
79 Citations
20 Claims
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1. A system for detecting a hitch angle between a vehicle and a trailer, comprising:
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an imaging device configured to capture images of the trailer; a controller configured to; process the captured images; derive an edge map and identify trailer pixels therein; defining a number of candidate lines in the edge map; and determine the hitch angle based on an angle between a selected candidate line and a reference line. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of detecting a hitch angle between a vehicle and a trailer, comprising the steps of:
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capturing images of the trailer using an imaging device; providing a controller for; processing the captured images; deriving an edge map and identifying trailer pixels therein; defining a number of candidate lines in the edge map; and
.determining the hitch angle based on an angle between a selected candidate line and a reference line. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification