BMW and Siemens Car2X System Transmits Data Between Traffic Lights and Vehicles to Optimize Stop-Start Function
Green Car Congress
MARCH 18, 2010
During the AASHTO conference (American Association of State Highway and Transportation Officials) in Palm Desert, California last fall, BMW and Siemens presented a system that transmits data between traffic lights and the vehicle to optimize the automatic engine start-stop function and the recovery of braking energy when approaching a traffic light.
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