Patent ID: 6529736
Filing Date: 2003-03-04
Classification: G08G

Abstract:
A navigation system, comprising:a communications network containing a navigation database having navigation data for navigating, a route planning system for determining global navigation information and connected to said navigation database, and a processing system connected to said navigation database and said route planning system; an access device for accessing said communications network over an air interface and containing an input device for inputting a destination; a location determining device for determining location data of a user, said location determining device connected to said access device and outputting the location data; a route control system connected to said location determining device and to said route planning system through one of said communications network and said access device, said route control system one of periodically and continuously evaluating the location data output by said location determining device and comparing current location data of the user with the global navigation information; a media transfer function device connected to said route control system; and an output device connected through said media transfer function device to said route control system, said output device outputting local navigation information derived from the global navigation information and the location data.