To provide a technology that can reduce an amount of data communication during reroute processing.SOLUTION: A route guidance device includes a data acquisition unit that acquires data for guiding a route from a server, a storage unit that stores the acquired data, a position acquisition unit that acquires the current position, and a control unit that controls a display unit based on the data and the current position to guide a route. The control unit determines whether to reroute using the data already stored in the storage unit when the current position deviates from the route or let the server reroute and get new data according to statistical results regarding the occurrence of rerouting.SELECTED DRAWING: Figure 1

    【課題】リルート処理時においてデータ通信量を削減可能な技術を提供する。【解決手段】経路案内装置は、経路を案内するためのデータをサーバから取得するためのデータ取得部と、取得されたデータを記憶する記憶部と、現在位置を取得する位置取得部と、データと現在位置とに基づき表示部を制御して経路案内を行う制御部と、を備える。制御部は、現在位置が経路を逸脱した場合に、記憶部に既に記憶されているデータを用いてリルートを行うか、サーバにリルートを行わせて新たなデータを取得するかを、リルートの発生に関する統計結果に応じて決定する。【選択図】図1


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    Title :

    ROUTE GUIDANCE DEVICE, ROUTE GUIDANCE METHOD, AND COMPUTER PROGRAM


    Additional title:

    経路案内装置、経路案内方法、および、コンピュータプログラム


    Contributors:

    Publication date :

    2021-01-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / G09B Unterrichts- oder Vorführungsgeräte , EDUCATIONAL OR DEMONSTRATION APPLIANCES



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