摘要 |
It is disclosed a method and device for automatic exchange of messages between vehicles (A, B), such as automatic control of light equipment. At least a first vehicle (A) is provided with equipment comprising at least one unit (1) for reception of infrared light. The unit (1) is connected to an electronic logical unit (5), which unit (5) is connected to equipment controlling the security systems for lights, brakes, etc. of said first vehicle, and/or equipment for presentation to the driver of said first vehicle. At least one retroreflective reflector is installed at the second vehicle (B). The first vehicle (A) is provided with a unit for modulating the infrared signal (2) in different ways for different purposes, and transmits the infrared signal (2), which is detected at the second vehicle (B). The detected, incident light (3) is interpreted in the logical unit (5), and any desired action is performed at the first vehicle (A). |