Patent ID: 6735518
Filing Date: 2004-05-11
Classification: G01C

Abstract:
A route guiding method in a navigation system comprising an information center including a map database, a navigation terminal located within a moveable object including a mobile terminal, wirelessly connected to a wireless network, and an ITS (Intelligent Transportation System) terminal with a GPS (Global Positioning System) device for detecting a current location of the moveable object, the wireless network for connecting the information center and the navigation terminal wirelessly, the method comprising the steps of:(1) receiving route guidance data by which the moveable object is guided to a destination via a plurality of node points on an optimum route at the navigation terminal from the information center; (2) determining whether a user has requested a preview to receive comprehensive optimum route information; (3) determining whether the user has requested the preview in text or in image if the preview has been requested; (4) displaying the comprehensive route information in text upon request for the preview in text; and (5) generating preview information about each node point on the optimum route based on the route guidance data, wherein said generating is performed by generating preview information about each of a plurality of node points through which the moveable object is to pass among node points included in the route guidance data if the moveable object is moving via the optimum route, and displaying the preview information upon request.