Determination of Lane Departure

Lane Departure is determined according to vehicle speed, lane width and color.

LDW System set lane recognition error limits under 8cm.

1. Lane width (L)

   If Lane width is 2.5 ~ 5.0m(Including North America standard) then departure warning is activated. Also Lane width is less than 2.8m then departure warning is deactivated.

2. Line painted width (p)

   Line painted width is referred to 16cm (the minimum 10cm, the maximum 55cm). LDWS can distinguish left, right lane color. If it is technically possible, LDWS can distinguish kind of lane such as solid and dot.

3. Vehicle Width (W)

   Vehicle width is defined by kind of vehicle.

4. Left, Right normal Lane (Blue, White, Right Yellow)

   Condition: Lane width standard is a 16cm.

   1. 1st Lane Departure Warning

      The departure alarm of the general lane when the wheel of the vehicle reaches to the lane, does in standard.

   2. Cancellation of lane departure warning

      When the vehicle departs the lane toward opposite lane more than 40% of the lane width, the warnings are stopped.

5. The case of recognizing one of two lines (lane)

   The case of recognizing one of two lane, system provide departure warning using one line.