Image tracking device and image tracking method
First Claim
Patent Images
1. An image tracking device comprising:
- a video camera for taking an image in front of a vehicle;
a memory for memorizing an image signal outputted by the video camera;
image processing means for recognizing and tracking a plurality of vehicles by processing the image signal memorized in the memory;
image display means for displaying the image outputted by the video camera and data outputted by the image processing means;
white line sampling means for sampling a white line of a road;
means for determining, based on the white line data sampled by the white line sampling means, which one of said plurality of vehicles running within a range of a lane of a driving vehicle is to be tracked as a target vehicle, and which one of said plurality of vehicles is to be tracked as a cut-in vehicle running between the target vehicle and the driving vehicle; and
means for releasing a tracking window when at least a portion of another vehicle overlaps the target vehicle, whereby the overlapping vehicle may then be tracked as the target vehicle.
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Abstract
An image tracking device comprising: an image taking means for taking an image in front of a vehicle and outputting an image signal; a memory for memorizing the image signal from the image taking means; and a tracking means for tracking a plurality of vehicles by discerning the plurality of vehicles in a monitoring region which is set with respect to the image signal memorized in the memory.
105 Citations
3 Claims
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1. An image tracking device comprising:
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a video camera for taking an image in front of a vehicle; a memory for memorizing an image signal outputted by the video camera; image processing means for recognizing and tracking a plurality of vehicles by processing the image signal memorized in the memory; image display means for displaying the image outputted by the video camera and data outputted by the image processing means; white line sampling means for sampling a white line of a road; means for determining, based on the white line data sampled by the white line sampling means, which one of said plurality of vehicles running within a range of a lane of a driving vehicle is to be tracked as a target vehicle, and which one of said plurality of vehicles is to be tracked as a cut-in vehicle running between the target vehicle and the driving vehicle; and means for releasing a tracking window when at least a portion of another vehicle overlaps the target vehicle, whereby the overlapping vehicle may then be tracked as the target vehicle. - View Dependent Claims (2, 3)
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Specification