Camera-based driver support systems (KAFAS)

Depending on the options fitted, various camera-based systems are available. Technical implementation is realized with a camera in the mirror base and a control unit, the KAFAS control unit.

The display functions of the camera-based driver support systems are:

• Lane departure warning
• High-Beam Assistant (not permitted in Japan)
• Speed limit (Speed Limit Info)
• Collision warning
• Overtaking ban
• New  : Urban traffic accident prevention
• New  : Preventive pedestrian protection
• New  : Traffic jam assistant, see dedicated functional description

The speed limit and overtake warning functions are only available with the Professional navigation system.

Fig 1: Identifying Speed Limit And Overtake Warning Functions

Courtesy of BMW OF NORTH AMERICA, INC.

Example schematic diagram

Depending on the options fitted, various camera-based systems are available. Technically, the system is implemented with a joint camera and a joint control unit, the KAFAS control unit. The functions of the camera-based driver support systems are:

• Lane departure warning
• High-Beam Assistant (not permitted in Japan)
• Road sign recognition Speed Limit Info)

If the customer exclusively orders the High-Beam Assistant (5AC), the system is implemented with its own camera and its own control unit in the inside mirror.

The lane departure warning and high-beam assistant are known systems. The road sign recognition is only possible with the Professional navigation system.

Fig 1: Identifying Road Sign Recognition, High-Beam Assistant And Lane Departure Warning

Courtesy of BMW OF NORTH AMERICA, INC.