The invention relates to a lane departure alarm method and system. The lane departure alarm method of the invention comprises: an alarm area calculation step: calculating an alarm area of a vehicle departure lane based on vehicle information and vehicle surrounding information; a decision-making step: comparing the current position of the vehicle with the alarm area calculated in the alarm area calculation step, judging whether the vehicle is located in the alarm area or not, and outputting a decision instruction; and an alarm step: executing an alarm action based on the decision instruction. According to the invention, the lane departure situation of the vehicle can be estimated more accurately, and an alarm can be given in time under the condition that the lane departure tendency exists.

    本发明涉及车道偏离报警方法及其系统。本发明的车道偏离报警方法包括:报警区域计算步骤,基于车辆本身信息和车辆周围信息计算车辆偏离车道的报警区域;决策步骤,将车辆当前位置与所述报警区域计算步骤计算出的报警区域进行比较,判断车辆是否位于所述报警区域并输出决策指令;以及报警步骤,基于所述决策指令执行报警动作。根据本发明,能够更准确和地预估车辆发生车道偏离的情况并在存在发生车道偏离倾向的情况下及时发出报警。


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    Title :

    Lane departure alarm method and lane departure alarm system


    Additional title:

    车道偏离报警方法以及车道偏离报警系统


    Contributors:
    LI JUNHUA (author) / GUO DAOYAN (author)

    Publication date :

    2021-08-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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