The invention relates to a road traffic early warning method, device and system, an electronic device and a storage medium, and the method comprises the steps: obtaining the map information of a first region corresponding to the position information of a road side unit from a cloud platform; obtaining the position information of the vehicle in the antenna coverage range of the road side unit, and sending the position information of the vehicle to the cloud platform; when road condition abnormal information sent by the cloud platform is received, position information of vehicles in the first area is obtained from the cloud platform; vehicle position marking is carried out on the map information according to the position information of the vehicle in the first area, and an antenna connected with a V2X module of the roadside unit is switched according to the vehicle position mark; message broadcasting is carried out through an antenna connected with the V2X module so as to carry out road traffic early warning; the message comprises road condition abnormal information. According to the invention, the antenna is switched according to the position information of the vehicle, so that the vehicle can receive the early warning information for a long distance.

    本申请涉及一种道路交通预警方法、装置、系统、电子装置和存储介质,其中,该方法包括:从云平台获取所属的路侧单元的位置信息对应的第一区域的地图信息;获取所属的路侧单元的天线覆盖范围内的车辆的位置信息,并将车辆的位置信息发送至云平台;当接收到云平台发送的道路路况异常信息时,从云平台获取第一区域内的车辆的位置信息;根据第一区域内的车辆的位置信息在地图信息上进行车辆位置标记,并根据车辆位置标记切换路侧单元的V2X模块连接的天线;通过V2X模块连接的天线进行消息广播,以进行道路交通预警;消息中包括道路路况异常信息。通过本申请,根据车辆的位置信息来切换天线,从而使得车辆可以长距离接收到预警信息。


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    Title :

    Road traffic early warning method, device and system, electronic device and storage medium


    Additional title:

    道路交通预警方法、装置、系统、电子装置和存储介质


    Contributors:
    MENG WEI (author) / LI ZHIJIE (author)

    Publication date :

    2022-12-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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