Method of improving children's security by utilizing portable equipment
A portable device and personal safety technology, applied in the field of embedded systems, can solve problems such as children's lack of safety knowledge and safety awareness, difficulties in meeting children's safety protection requirements, and dead spots in the monitoring system, so as to improve prevention awareness and reduce data volume , Improving the effect of timeliness
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[0049] Ways to use portable devices to improve the physical safety of children include the following steps:
[0050] 1. Companion mode
[0051] 1) For the process of guardian technical solution, see figure 1 .
[0052] Step (1) Measure and set the timer interval. Through the Bluetooth program that comes with the Android phone, test the average communication distance in shopping malls, venues, etc. as the maximum monitoring distance in this scene, and then the maximum speed of the child when running is the maximum speed of the child's walking. S means accompanying The maximum distance monitored in the mode, V represents the maximum speed of children walking. Calculate the time interval set by the timer in companion mode according to the following formula:
[0053]
[0054] and take 1 / 3 of this time interval as the time interval I in the state of emergency E .
[0055] Step (2) Initialize the guardian device. During initialization, set the Bluetooth name of the child-e...
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