Patent ID: 9020762
Filing Date: 2015-04-28
Classification: G01C,G08G

Abstract:
1. A method for providing route data to motor vehicles, describing a route for the motor vehicles, comprising: storing route data in a positionally fixed apparatus which has a transceiver apparatus and a data memory, the positionally fixed apparatus being located in or on the route or an entry road to the route; acquiring route data when traveling on the route, the route data being acquired by a first motor vehicle and indicative of an object; transmitting the route data from the first motor vehicle to the positionally fixed apparatus; comparing, at the positionally fixed apparatus, the route data transmitted from the first motor vehicle with the route data stored in the positionally fixed apparatus; updating the route data stored in the positionally fixed apparatus, according to a predetermined criterion representing a permanence of a change in a physical property of the route described in the route data stored in the positionally fixed apparatus, the route being updated if route data for the same object has been acquired at least a predetermined number of times; and after updating the route data, transmitting the route data to a second motor vehicle in a wireless fashion from the positionally fixed apparatus.