Patent ID: 6560529
Filing Date: 2003-05-06
Classification: G01C,G06K,G08G

Abstract:
A method of recognizing road signs in surroundings of a vehicle and for navigating the vehicle, comprising the steps of recognizing road signs and preparing road sign recognition data; furnishing navigation data for locating the vehicle via a satellite-base positioning system; evaluating in the vehicle in a manner selected from the group consisting of evaluating the navigation data for updating and/or supplementation with the road sign recognition data, evaluating the road sign recognition data for their supplementation with the navigation data, and both; comparing the road sign recognition data with the navigation data and if there is a deviation, providing an action selected from the group consisting of a warning issued to a vehicle driver, updating the navigation data or the road sign recognition data, and both; comparing the road sign recognition data with the navigation data and if there is a deviation, storing information relating to said deviation for future use; and employing a system selected from the group consisting of a video system, a laser scanning system, and a radio system, if road sign-specific transmitters that can be received by a road sign recognition device of the vehicle are built into the road signs.