To provide a technology for detecting a position of a traveling train by using a carrier wave by that a train security system transmits signal information to the train.SOLUTION: A train position detection device includes a plurality of track circuits including rails of an arbitrary length unit, an on-vehicle device mounted on a train, and a database registered with positional information about each end of the plurality of track circuits. The on-vehicle device receives a carrier wave with a signal current transmitted from each end of the plurality of track circuits, searches the database triggered by the time when the voltage level of the received carrier wave changes from the maximum to the minimum or from the minimum to the maximum, and detects the position of the train based on the positional information of the ends acquired by the search.SELECTED DRAWING: Figure 1

    【課題】列車保安システムが信号情報を列車に送信するための搬送波を利用することにより、走行する列車の位置を検知する技術を提供する。【解決手段】列車位置検知装置として、任意の長さ単位のレールで構成した複数の軌道回路と、列車に搭載した車上装置と、複数の軌道回路それぞれの端部の位置情報を登録したデータベースとを備え、車上装置は、複数の軌道回路それぞれの端部から送信される信号電流を伴った搬送波を受電し、受電した際の搬送波の電圧レベルが最大から最小または最小から最大に変化する時点をトリガにしてデータベースを検索し、検索で取得した端部の位置情報に基づいて列車の位置を検知する。【選択図】図1


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    Title :

    TRAIN POSITION DETECTION DEVICE AND TRAIN POSITION DETECTION METHOD


    Additional title:

    列車位置検知装置および列車位置検知方法


    Contributors:

    Publication date :

    2024-03-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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