Method of collision detection and alarm and portable device of collision detection and alarm
A portable device and a technology for collision detection, applied in the field of methods and portable devices, collision detection and alarm, can solve the problems of aggravated injury, lack of installation, and high installation cost, and achieve the effects of increasing accuracy, speeding up, and reducing power consumption
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[0056] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments It is only a part of the embodiments of the present invention, but not all the embodiments.
[0057] The present invention provides a collision detection and warning method, such as figure 1 As shown, the method includes:
[0058] Step S1: Obtain the acceleration value of the vehicle in the x, y, and z directions.
[0059] Obtain the acceleration value of the vehicle in all directions during the driving process, which can generally be obtained through a gravity sensor.
[0060] Step S2: Obtain a total acceleration value according to the obtained acceleration values of the vehicle in each direction of x, y, and z.
[0061] The calcu...
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