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LINE-OF-SIGHT DETECTION APPARATUS

  • US 20160063304A1
  • Filed: 07/14/2015
  • Published: 03/03/2016
  • Est. Priority Date: 08/29/2014
  • Status: Active Grant
First Claim
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1. A line-of-sight detection apparatus comprising:

  • a plurality of light sources that radiate detection light to a face of a target person;

    a camera that captures an image of the face of the target person; and

    a control unit that computes a line-of-sight direction on a basis of the image captured by the camera,wherein the control unit performs;

    an extraction step of extracting partial images of respective different portions of the face on the basis of the image captured by the camera;

    a computation step of computing line-of-sight directions on a basis of the respective partial images; and

    a selection step of selecting one of a plurality of computed line-of-sight directions that are obtained in different ways and from different partial images, in accordance with angle ranges of the line-of-sight directions.

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