lane departure warning

What is LDW and how does it work to help make automobiles much safer decreasing accident? LDW makes use of cameras normally installed on rearview mirror to expect lane markings in the road. When the driver wanders out of his/her lane of traffic, a caution of some type will certainly happen. The warning may be a kind of light, vibration in the guiding wheel or an audible alarm system. Regardless, the caution is a notice to the motorist that the automobile is drifting from the lane of traffic.