The invention discloses a vehicle safe driving early warning method, a vehicle-mounted terminal and a road test device, and the method comprises the steps: receiving first information broadcasted by a first vehicle-mounted terminal, the first information at least comprises the position information of a first vehicle, and the first vehicle is a potential dangerous vehicle; determining a first broadcast range according to the first information, wherein the first broadcast range is an area taking the first vehicle as the center; sending inquiry information to a second vehicle-mounted terminal in the first broadcast range; receiving second information sent by the second vehicle-mounted terminal based on the inquiry information, wherein the second information at least comprises position information of a second vehicle; generating a traffic early warning map according to the first information and the second information, wherein the traffic early warning map comprises the positions of the first vehicle and the second vehicle; and sending the traffic early warning graph to at least part of the second vehicle-mounted terminal. According to the invention, the traffic early warning map is generated by acquiring the positions of the potential danger vehicle and the surrounding vehicles, and is sent to the surrounding vehicles, so that the surrounding vehicles are notified to pay attention to the potential danger on the road in advance.
本发明公开一种车辆安全行驶预警方法、车载终端及路测装置,该方法包括:接收第一车载终端广播的第一信息,第一信息至少包括第一车辆的位置信息,第一车辆为潜在危险车辆;根据第一信息确定第一广播范围,第一广播范围为以第一车辆为中心的区域;向第一广播范围的第二车载终端发送问询信息;接收第二车载终端基于问询信息发送的第二信息,第二信息至少包括第二车辆的位置信息;根据第一信息和第二信息生成交通预警图,交通预警图上包括第一车辆和第二车辆的位置;将交通预警图发送给至少部分第二车载终端。本发明中,通过获取潜在危险车辆及其周围车辆的位置,生成交通预警图,并发送给周围车辆,提前通知周围车辆注意道路上的潜在危险。
Vehicle safe driving early warning method, vehicle-mounted terminal and road test device
车辆安全行驶预警方法、车载终端及路测装置
2021-06-11
Patent
Electronic Resource
Chinese
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