Vehicle approaching reminding device and method
A reminding device and vehicle technology, applied in the wearable field, can solve the problems of unnoticed safety threats, small sight range of the cab, and too late to brake the vehicle, and achieve the effect of high alarm efficiency, avoiding visual blind spots, and comprehensive sensing.
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[0034] The principles and features of the present invention will be described below with reference to the accompanying drawings. The examples cited are only used to explain the present invention, and are not used to limit the scope of the present invention.
[0035] Such as Figure 1 to Figure 3 As shown, a vehicle approaching reminder device includes
[0036] The optical flow detection unit 1 is used to detect the external optical flow in real time and generate an optical flow signal;
[0037] The processor 2 is used to obtain the moving speed and position of the vehicle around the wearer according to the optical flow signal, and obtain the distance and relative movement speed between the moving vehicle and the wearer through data processing; when the distance and relative speed of the moving vehicle and the wearer are The movement speed exceeds the set value, and a control signal is generated;
[0038] When the optical flow detection unit 1 detects the external optical flow, it can...
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