To provide a travel track acquisition method capable of acquiring travel track information with high accuracy for a new route.SOLUTION: Travel track information with high accuracy can be acquired when a vehicle 10 travels on a new route by compensating a discontinuous portion using the amount of displacement, which is information unaffected by map matching, with a position of high reliability estimated by a position estimation unit 2 as a reference position. In comparison with a method generating travel track information on the basis of the amount of displacement only, a section for which travel track information is generated based on the amount of displacement is short and thereby an error included in the amount of displacement is less likely to be accumulated.SELECTED DRAWING: Figure 2

    【課題】新たな経路において精度の高い走行軌跡情報を取得することができる走行軌跡取得方法を提供する。【解決手段】位置推定部2によって推定した信頼度の高い位置を基準位置として、マップマッチングの影響を受けない情報である変位量を用いて不連続部を補正することで、車両10が新たな経路を走行した際に精度の高い走行軌跡情報を取得することができる。また、変位量のみに基づいて走行軌跡情報を生成する方法と比較して、変位量に基づいて走行軌跡情報を生成する区間が短く、変位量に含まれる誤差が蓄積しにくい。【選択図】図2


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    Title :

    TRAVEL TRACK ACQUISITION METHOD


    Additional title:

    走行軌跡取得方法


    Contributors:

    Publication date :

    2023-10-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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