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Detection region modification for driving assistance apparatus and driving assistance method

  • US 9,235,767 B2
  • Filed: 07/17/2012
  • Issued: 01/12/2016
  • Est. Priority Date: 08/02/2011
  • Status: Active Grant
First Claim
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1. A driving assistance device comprising:

  • a turning state detection unit that detects a turning state of a host vehicle;

    an imaging unit configured to be installed on the host vehicle, configured to capture an image of a predetermined range including detection regions corresponding to an adjacent traffic lane at a rear-left of the host vehicle and a rear-right of the host vehicle in a non-turning state, and configured to output the captured image;

    a solid object detection unit that detects a trailing vehicle within the detection regions in a bird'"'"'s-eye view image converted from the captured image using viewpoint conversion; and

    a detection region modification unit that alters an area of at least one of the detection regions so that the at least one of the detection regions in the bird'"'"'s-eye view image inside of a turn becomes smaller within a range including a region closest to the host vehicle compared to the non-turning state when the turning state detection unit detects that the host vehicle is in the turning state.

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