摘要 |
<p>The invention relates to a method for updating routing data, which is stored in a vehicle navigation device, in particular an offboard vehicle navigation device. According to said method, the routing data is updated, if at least one predetermined event occurs. The inventive method comprises the following steps: Transmission of routing request data to at least one control centre, if at least one predetermined event caused by the traffic flow occurs. The invention also relates to a vehicle navigation device and to a method for updating traffic flow data.</p> |