Traffic warning method and device
An early warning device and traffic technology, applied in the field of traffic safety, can solve the problems of traffic accidents, early warning, can not prevent or reduce red light traffic accidents, etc., and achieve the effect of reducing traffic accidents
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no. 1 example
[0043] See figure 1 , The first embodiment of the traffic early warning method of the present invention is proposed. The method includes the following steps:
[0044] S11. Monitoring the state of the traffic signal light of the target lane, and the state of the vehicle on the target lane that is heading to the intersection controlled by the traffic signal light.
[0045] The lane of a traffic intersection usually includes any one or at least two of a left-turn lane, a straight lane, and a right-turn lane. When there are at least two lanes, the status of the traffic lights in the different lanes and the status of the vehicles on the lane that are heading to the intersection controlled by the traffic lights are monitored in real time or at regular intervals.
[0046] The state of the traffic signal usually includes the red light state, the yellow light state, the green light state and the green light is about to end state (when the green light flashes). The status of traffic lights ca...
no. 2 example
[0068] See Figure 4 , The second embodiment of the traffic early warning method of the present invention is proposed. The method includes the following steps:
[0069] S21: Monitoring the state of the traffic signal lights of the target lane, and the state of the vehicles on the target lane that are driving towards the intersection controlled by the traffic lights.
[0070] In this embodiment, the state of the vehicle includes at least the speed of the vehicle and the distance between the vehicle and the intersection. This step S21 is the same as step S11 of the first embodiment, and will not be repeated here.
[0071] S22. Analyze the state of the traffic signal light to determine whether it is an emergency state. When the state of the traffic light is an emergency state, step S23 is executed.
[0072] Optionally, when the traffic signal light is in a red light state, a yellow light state, or a green light is about to end state, the state of the traffic signal light is considered t...
no. 3 example
[0080] See Figure 5 , A third embodiment of the traffic early warning method of the present invention is proposed. The method includes the following steps:
[0081] S31. Monitoring the state of the traffic signal light in the target lane, and the state of the vehicle on the target lane that is heading to the intersection controlled by the traffic signal light.
[0082] In this embodiment, the state of the vehicle includes at least the speed of the vehicle and the distance between the vehicle and the intersection. This step S31 is the same as step S11 of the first embodiment, and will not be repeated here.
[0083] S32. Analyze the state of the traffic signal light and determine whether it is an emergency state. When the state of the traffic light is an emergency state, step S33 is executed.
[0084] Optionally, when the traffic signal light is in a red light state, a yellow light state, or a green light is about to end state, the state of the traffic signal light is considered to be...
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