The invention discloses a city road signal indicating lamp auxiliary system. The system comprises a pre-signal lamp arranged nearby a parking line of a crossroad and a vehicle sensor arranged between the parking line and the pre-signal lamp, and further comprises a time delay unit for adjusting the green-light time of a main signal lamp according to vehicle speed information acquired by the vehicle sensor. According to the invention, through arranging the pre-signal lamp and the green-light delay of the main signal lamp, a reliable auxiliary decision about whether a vehicle reaching the crossroad in yellow-light time can pass through the crossroad is provided, and the purposes of reducing the vehicle rear collision accident risky condition probability and ensuring the safety at the crossroad are achieved.


    Access

    Download


    Export, share and cite



    Title :

    City road signal indicating lamp auxiliary system


    Contributors:
    JIA BIN (author) / DING YAOXIAN (author) / GAO ZIYOU (author) / LI XIN GANG (author)

    Publication date :

    2015-08-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



    Signal indicating lamp for smart city road traffic

    XU QIHUA / LIU DING | European Patent Office | 2023

    Free access

    Grating type auxiliary traffic signal indicating lamp

    HAN WEI | European Patent Office | 2021

    Free access

    Road traffic control system and traffic signal indicating lamp

    LEI FEI / SUN GUOHUI | European Patent Office | 2024

    Free access

    Road line pressing indicating lamp equipment

    ZHANG HANGYU | European Patent Office | 2021

    Free access

    Three-color LED road indicating lamp

    LIANG QINGXIA | European Patent Office | 2015

    Free access