The invention relates to the technical field of expressway variable information safety, in particular to a safety protection method for an expressway variable information sign system, and the method comprises the steps: obtaining the display state of each LED lamp on each LED display sign in the expressway variable information sign system in real time; each influence parameter influences the information content on each LED display sign; determining the association strength of various display combinations on each LED display sign and each influence parameter; obtaining the time dimension receivability of the current display combination on each LED display sign; determining an influence coefficient between each LED display sign and the adjacent LED display sign; and obtaining a display coefficient of the current display combination of each LED display sign, and performing safety judgment on the current display combination of each LED display sign. According to the invention, the safety and accuracy of the display combination of each LED display sign are improved.

    本申请涉及高速公路可变信息安全技术领域,具体涉及一种高速公路可变信息标志系统的安全防护方法,该方法包括:实时获取高速公路可变信息标志系统中的各LED显示标志上各LED灯的显示状态;以及影响各LED显示标志上信息内容的各影响参数;确定各LED显示标志上的各种显示组合与各影响参数的关联强度;得到各LED显示标志上当前的显示组合的时间维度可接收性;确定各LED显示标志与其相邻LED显示标志之间的影响系数;获取各LED显示标志的当前显示组合的显示系数,对各LED显示标志的当前显示组合进行安全判定。本申请提高了各LED显示标志的显示组合的安全性和准确性。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Safety protection method of highway variable information sign system


    Weitere Titelangaben:

    一种高速公路可变信息标志系统的安全防护方法


    Beteiligte:
    JIA CHENGYU (Autor:in) / CHEN CONG (Autor:in) / DI JIANRU (Autor:in) / WANG WEI (Autor:in) / JIN HAOYU (Autor:in)

    Erscheinungsdatum :

    02.05.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G09F DISPLAYING , Anzeigewesen / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



    Break-away sign supports enhance highway safety

    Keese, C.J. / Shelby, M.D. / Olson, R.M. et al. | Engineering Index Backfile | 1967


    Highway safety protection device

    ZHOU SHUWEN | Europäisches Patentamt | 2024

    Freier Zugriff

    Intelligent variable sign system suitable for highway tunnel and working method thereof

    LIU ZHIYING / LYU FENG / BAI LEI et al. | Europäisches Patentamt | 2020

    Freier Zugriff


    Sign standards for interstate highway system

    Eliot 3rd, W.G. | Engineering Index Backfile | 1959