To provide a railway line information acquisition device and a railway line information acquisition method which detect a position information of a railway line with higher accuracy.SOLUTION: A railway line information acquisition system 1 comprises an image acquisition unit 201 taking a picked-up image in a travel direction of a railway vehicle, a travel scheduled rail track position acquisition unit 202 acquiring position information of a primary rail track in a railway vehicle travel direction, a rail track coordinate conversion unit 203 converting the picked-up image and the rail track into a common coordinate system, a matching unit 205 acquiring position information of the primary rail track corresponding to a secondary rail track in a picked-up image in the common coordinate system, a rail track output unit 206 outputting position information of the rail track coinciding with the rail track in the picked-up image contrasted in the matching unit and a tongue rail condition monitoring unit 209 monitoring a condition of the tongue rail in the rail track branch connection and identifying a compatibility of the tongue rail condition by comparing with the travel rail track position information.SELECTED DRAWING: Figure 2

    【課題】より高精度に線路の位置情報を検出可能な、鉄道線路情報取得装置及び、鉄道線路情報取得方法を提供する。【解決手段】鉄道線路情報取得システム1は、鉄道車両の進行方向の撮像画像を得る画像取得部201と、鉄道車両が進行する方向の第1線路の位置情報を取得する進行予定線路位置取得部202と、撮像画像及び線路とを共通の座標系に変換する線路座標変換部203と、共通の座標系において、撮像画像内の第2線路と対応する第1線路の位置情報を取得するマッチング部205と、マッチング部で対照した撮像画像中の線路と一致した線路の位置情報を出力する線路出力部206と、線路分岐部においてはトングレールの状態を監視し、進行線路位置情報との照合を行うことにより、トングレール状態の整合性を確認するトングレール状態監視部209と、を有する。【選択図】図2


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    Title :

    RAILWAY LINE INFORMATION ACQUISITION DEVICE AND RAILWAY LINE INFORMATION ACQUISITION METHOD


    Additional title:

    鉄道線路情報取得装置、及び鉄道線路情報取得方法


    Contributors:

    Publication date :

    2022-02-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL



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