Ankle type step counter based on single-shaft micro-mechanical accelerometer
A technology for accelerometers and pedometers, which is applied to measuring devices, instruments, surveying and navigation, etc., can solve problems such as complex calculation methods, high costs, and complex structures of 3-axis MEMS micro-mechanical accelerometers, and achieve simple measurement methods, Low cost, the effect of eliminating external vibration interference
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[0014] The ankle-type pedometer based on the single-axis micromachined accelerometer proposed by the present invention has a structure such as figure 1 As shown, it includes: shell 1, circuit board 5, single-axis micromachined accelerometer 2, bluetooth module 3 with built-in microcontroller, and Bluetooth antenna 4; shell 1 is fixed on the ankle by a wrist strap; circuit board 4 is fixed on the on shell 1. Electronic components such as the single-axis micromachined accelerometer 2, the Bluetooth module 3 with a built-in single-chip microcomputer, and the Bluetooth antenna 4 are fixed on the circuit board 4; The input end is connected, and the signal output end of Bluetooth module 3 is connected with the signal input end of bluetooth antenna 4, as figure 2 shown.
[0015] The function of each device of this device is:
[0016] Shell 1, which is used to input the vibration generated when the sole of the foot hits the ground.
[0017] The single-axis micromachined accelerom...
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