To provide a navigation device capable of reducing risk of accidents and improving safety.SOLUTION: A control unit 10 of a navigation device includes: an acquisition unit 102 that acquires actual position information of another vehicle from information received via wireless communication; a RAM that accumulates the actual position information acquired by the acquisition unit 102; an estimation unit 104 that estimates a current position of the other vehicle by using the actual position information accumulated in the RAM when acquisition of the actual position information by the acquisition unit 102 is interrupted in regards to the other vehicle present outside a displayed range of an electronic map on a display; and a display control unit 105 that controls the display so as to start display of an estimated position of the other vehicle on the basis of the estimated position information estimated by the estimation unit 104 when the estimated position of the other vehicle based on the estimated position information estimated by the estimation unit 104 reaches inside the displayed range.SELECTED DRAWING: Figure 4

    【課題】事故の危険性を低減し、安全性を高めるナビゲーション装置を提供する。【解決手段】ナビゲーション装置の制御部10は、無線通信を介して受信された情報から他車両の現実位置情報を取得する取得部102と、取得部102により取得された現実位置情報を蓄積するRAMと、ディスプレイによる電子地図の表示範囲外に存在する他車両に関し取得部102による現実位置情報の取得が途切れた場合に、RAMに蓄積された現実位置情報を用いて他車両の現在位置を推定する推定部104と、推定部104により推定された推定位置情報に基づく他車両の推定位置が表示範囲内に到達するときに、推定部104により推定された推定位置情報に基づき他車両の推定位置の表示を開始するように、ディスプレイを制御する表示制御部105と、を有する。【選択図】図4


    Access

    Download


    Export, share and cite



    Title :

    NAVIGATION DEVICE, COMMUNICATION DEVICE, NAVIGATION METHOD, AND NAVIGATION PROGRAM


    Additional title:

    ナビゲーション装置、通信装置、ナビゲーション方法、及びナビゲーションプログラム


    Contributors:

    Publication date :

    2021-04-01


    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



    NAVIGATION DEVICE, COMMUNICATION DEVICE, NAVIGATION METHOD, AND NAVIGATION PROGRAM

    SHIBAZAKI HIROAKI | European Patent Office | 2018

    Free access

    NAVIGATION DEVICE, NAVIGATION METHOD, AND NAVIGATION PROGRAM

    MASUDA HIROSADA | European Patent Office | 2019

    Free access

    NAVIGATION DEVICE, NAVIGATION METHOD AND NAVIGATION PROGRAM

    KABAYA NORIHIRO | European Patent Office | 2018

    Free access

    NAVIGATION DEVICE, NAVIGATION METHOD AND NAVIGATION PROGRAM

    KOSEKI MITSUAKI | European Patent Office | 2016

    Free access

    Navigation device, navigation method, and navigation program

    WATANABE KEISUKE / FURUMOTO YUKI | European Patent Office | 2016

    Free access