Patent ID: 9381853
Filing Date: 2016-07-05
CPC Classification: B60Q

Claim Text:
1. A control method for an automatic lighting system in a vehicle, the method comprising: receiving, by a controller, position data; determining, by the controller, whether the vehicle has entered a tunnel based on the position data; sensing, by a sensor, a sensed illumination level of a particular section in the tunnel; receiving, by the controller, data related to a reference tunnel illumination level of the particular section in the tunnel; comparing, by the controller, the sensed illumination level with the reference tunnel illumination level; and changing, by the controller, a reference light illumination level for turning on/off lights of the vehicle when the difference between the sensed illumination level and the reference tunnel illumination level is a particular value or more, wherein the reference tunnel illumination level is an illumination level corresponding to a particular section of the tunnel, wherein the particular section is not an inlet or an outlet of the tunnel.