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ALERT SYSTEM FOR A VEHICLE

  • US 20090243825A1
  • Filed: 06/12/2009
  • Published: 10/01/2009
  • Est. Priority Date: 07/31/2001
  • Status: Active Grant
First Claim
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1. An alert system for a vehicle, said alert system comprising:

  • a lane departure warning system operable to detect lane markers on a road being traveled by a vehicle equipped with said alert system;

    said lane departure warning system comprising a forward facing camera having a field of view that encompasses the road ahead of and traveled on by the equipped vehicle;

    wherein said forward facing camera views lane markers on the road being traveled by the equipped vehicle;

    a side object detection system operable to detect the presence of another vehicle in an adjacent side lane adjacent to the lane being traveled by the equipped vehicle;

    wherein said side object detection system comprises at least one of (a) a radar detector having a field of view to the side of and rearward of the equipped vehicle as it travels along the road and (b) an image-based detector having a field of view to the side of and rearward of the equipped vehicle as it travels along the road;

    wherein said at least one of a radar detector and an image-based detector of said side object detection system detects the presence of an overtaking vehicle in the adjacent side lane;

    wherein when said lane departure warning system detects a lane change into a side lane by the equipped vehicle and when said side object detection system detects a vehicle in that side lane, said alert system generates an alert to the driver of the equipped vehicle; and

    wherein said alert system generates said alert to the driver of the equipped vehicle irrespective of the status of a turn signal of the equipped vehicle.

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