×

INATTENTION DETERMINING APPARATUS

  • US 20120002027A1
  • Filed: 06/28/2011
  • Published: 01/05/2012
  • Est. Priority Date: 07/01/2010
  • Status: Active Grant
First Claim
Patent Images

1. An inattention determining apparatus comprising:

  • an image capturing device that captures a face image of a driver who occupies a driver'"'"'s seat and outputting the face image;

    a sight direction detecting device that detects a sight direction of the driver from the face image output from the image capturing device and outputting a detection result; and

    an inattention determining device that measures a continuation time from a time point when the sight direction of the detection result output from the sight direction detecting device is a predetermined inattention direction to a time point when the sight direction deviates from the predetermined inattention direction and becomes a direction other than the inattention direction, and determining that the driver is inattentive when the continuation time is equal to or more than a predetermined time,wherein the inattention determining device maintains measurement of the continuation time when the sight direction of the detection result output from the sight direction detecting device is changed at a speed higher than a predetermined movement speed from the predetermined inattention direction to a direction other than the inattention direction or when the sight direction is momentarily a direction other than the inattention direction.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×