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Step counting method and pedometer

A step counting and sensor technology, applied in the electronic field, achieves the effect of small calculation, few related parameters, and elimination of interference

Inactive Publication Date: 2016-07-27
SHENZHEN WEIKELIAN COMM
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The purpose of the present invention is to provide a step counting method and a pedometer in order to solve the problems existing in the step counting method in the prior art

Method used

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  • Step counting method and pedometer

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specific Embodiment approach

[0029] DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be further described below.

[0030] A step counting method, based on a three-axis acceleration sensor to collect acceleration signals when the human body is moving, is characterized in that the acceleration signals when the above-mentioned human body is moving are analyzed and detected, and the absolute value of the vector sum of the original data of the three axes is used as the basis Data, the basic data is processed by sliding average, and the sliding average is taken as the calculation data, and the fluctuation of the data value and the time parameter are used as the analysis object, and the characteristic points in the time waveform of the above physical quantities are periodically displayed, and the peak is used as the basis for judgment Step counting, from the trough to the peak and then to the trough is a complete step. When judging whether to count steps, add a time factor: when the in...

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Abstract

The invention discloses a step counting method and a pedometer.Acceleration signals in the motion process of the human body are collected based on a three-axis acceleration sensor.The method is characterized in that the acceleration signals in the motion process of the human body are analyzed and detected, an absolute value of the vector sum of original data of the three axes serves as basic data, sliding average processing is carried out on the basic data, a sliding average value serves as calculation data, and the fluctuation and time parameters of the data value serve as an analysis object.The pedometer can accurately count steps of different kinds of wearers.The pedometer has the advantages of being clear in logic, accurate in step counting and small in calculation amount, and is particularly suitable for the environment with very limited resources.

Description

technical field [0001] The invention relates to the field of electronic technology, in particular to a step counting method and a pedometer capable of counting the steps of a user. Background technique [0002] The existing pedometer detects the acceleration of the pedestrian's up and down direction through the acceleration sensor, and counts the number of steps or body movement based on the change of the detected value. In the actual movement process, due to the complexity of the movement, the typical peak Judgment will be interfered by various factors, mainly including short-term fluctuation interference and small amplitude fluctuation interference. However, during fast movement, the normal waveform is similar to the waveform caused by the previous two interferences. Therefore, the difficulty of the algorithm is to effectively distinguish the disturbance from the normal fast motion waveform. As an existing technology, it is determined whether to step by detecting the acce...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01C22/00
CPCG01C22/006
Inventor 尹胜
Owner SHENZHEN WEIKELIAN COMM
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