The embodiment of the invention discloses a rail transit train positioning method and system, an ultra wide band (UWB) ground sensor is arranged on a rail line, a UWB vehicle-mounted sensor is arranged at a set position of a train, and the UWB vehicle-mounted sensor comprises a UWB vehicle-mounted host and a UWB vehicle-mounted antenna which are connected with each other; the method comprises the following steps: collecting distance information between a UWB ground sensor and a UWB vehicle-mounted antenna; calculating the space coordinates of the UWB vehicle-mounted antenna by adopting the distance information and the coordinates of the UWB ground sensor; and determining the positioning information of the train according to the space coordinates of the UWB vehicle-mounted antenna. According to the scheme of the embodiment, the active positioning function of the mountain rail transit train is achieved, and the requirement for positioning precision is met.

    本申请实施例公开了一种轨道交通列车定位方法和系统,轨道线路上设置有超宽带UWB地面传感器,列车的设定位置处设置有UWB车载传感器,所述UWB车载传感器包括相互连接的UWB车载主机和UWB车载天线;该方法包括:采集UWB地面传感器和UWB车载天线之间的距离信息;采用所述距离信息以及所述UWB地面传感器的坐标计算所述UWB车载天线的空间坐标;根据所述UWB车载天线的空间坐标确定所述列车的定位信息。通过该实施例方案,实现了山地轨道交通列车主动定位功能,并满足定位精度要求。


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    Titel :

    Rail transit train positioning method and system


    Weitere Titelangaben:

    一种轨道交通列车定位方法和系统


    Beteiligte:
    PENG PINGPING (Autor:in) / LIN YING (Autor:in) / ZHOU CHAOWEN (Autor:in) / LI LANCHUN (Autor:in) / WEI BAIQUAN (Autor:in) / GUO RUIXING (Autor:in) / BAI DONG (Autor:in)

    Erscheinungsdatum :

    2023-04-04


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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