Patent ID: 6810327
Filing Date: 2004-10-26
Classification: G01C

Abstract:
A navigation apparatus wherein said apparatus comprises:a map information acquiring means for acquiring map information; a position determination means for determining a current position of a moving object; an input means for inputting a destination or via point; a route searching means for searching for a route from the current position of the moving object to the destination or via point based on the map information acquired by said map information acquiring means; an intersection extraction means for extracting information about an intersection that is located forward of the moving object along the route and that is a target for guidance from the acquired map information; an area information extraction means for extracting one or more pieces of area information about one or more areas lying along the route and beyond the intersection from the acquired map information; a comparison means for comparing specific information included in each of the plurality of pieces of area information with either destination information about the destination or via point information about the via point; a selection means for selecting at least one piece of area information that is to be a target for guidance based on comparison results obtained by said comparison means among from the one or more pieces of area information; and an output means for outputting the selected area information.