A route retrieval apparatus includes: a first storage unit storing map data hierarchized for route retrieval in long distance; a route retriever section retrieving and designating a route from a current position to a destination based on the map data in the first storage unit; a second storage unit storing detailed map data for route retrieval in short distance; a provisional destination designator section designates as a provisional destination a position by a predetermined distance along a travel road based on the map data in the second storage unit when the current position is deviated; and a provisional route retriever section retrieving a provisional route to the provisional destination based on the map data in the second map storage unit, and designating as a route. The route retriever section retrieves a new route from the provisional destination to the destination and designates as a route subsequent to the provisional route.


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    Title :

    Route retrieval apparatus and vehicular automated driving apparatus


    Contributors:

    Publication date :

    2019-06-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES , Systeme zum Steuern oder Regeln nichtelektrischer veränderlicher Größen / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / G09B Unterrichts- oder Vorführungsgeräte , EDUCATIONAL OR DEMONSTRATION APPLIANCES



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