Head lowering and head turning reminding device, control method thereof and helmet
A technology of a reminder device and a control method, applied in helmets, traffic control systems, traffic control systems of road vehicles, etc., can solve problems such as hidden safety hazards, lack of reminder devices, etc., and achieve the effect of avoiding traffic accidents
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Embodiment 1
[0036] Such as figure 1 As shown, the embodiment of the present invention provides a head-down and head-turning reminding device, which is set on the vehicle or worn on the user of the vehicle, including: a speed sensor 11 for detecting the ground speed of the vehicle; The attitude monitoring module 12 is used to monitor the head attitude of the user; the identification module 13 is used to receive the signal of the head attitude monitoring module 12, and therefrom recognizes the action of bowing the head and turning the head and the time for keeping the action; the alarm module 14 is used in traffic When the ground speed of the tool is greater than the speed threshold, and the user lowers or turns the head for longer than the preset time, a warning prompt is issued to remind the user.
[0037] In the present embodiment, the speed sensor 11 is used to detect the ground speed of the vehicle, and the present embodiment does not limit its specific implementation, which can be any...
Embodiment 2
[0063] Embodiments of the present invention also provide a control method for the above-mentioned heads-down-turning reminder device, such as Figure 5 As shown, the method includes:
[0064] S1. Obtain the ground speed Vz of the vehicle;
[0065] S2, judging whether the obtained ground speed Vz is greater than the speed threshold Vz';
[0066] S3, if the ground speed Vz is greater than the speed threshold Vz', the action duration parameter n is assigned a value of 0 (n=0), otherwise step S1 is executed;
[0067] S4. Obtain the angular velocity (ωx or ωy, ωx is used as an example below) of the head turning action and the time T used for the head turning action;
[0068] S5. Calculate the angle θ of the head turning action according to the obtained angular velocity ωx of the head turning action and the time T used;
[0069] S6. Determine whether the angle θ of the head turning action is greater than the angle threshold θ', that is, whether θ>θ'; if the angle of the head turn...
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