Motion analysis device, program and method thereof and motion analysis system
First Claim
1. A motion analysis device constituting a motion analysis system that includes a sensor device for measuring a motion amount related to motion of an object which repeats a certain motion and the motion analysis device for analyzing the certain motion of the object based on the measured result of the sensor device, the motion analysis device comprising:
- time series data storing section configured to store time series data of the motion amount measured by the sensor device;
waveform analyzing section configured to analyze a spectral intensity in each frequency by applying a certain function to a waveform shown by the time series data and analyze by applying different parameters for each frequency to the function; and
motion analysis section configured to compare, for different frequencies, the spectral intensity analysis result in each frequency analyzed by the waveform analyzing section and analyze a certain physical amount of the certain motion of the object by comparing based on the comparison result.
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Abstract
The present invention relates to a motion analysis system that includes a sensor device for measuring a motion amount related to an object which repeats a certain motion and a motion analysis device for analyzing the certain motion of the object based on the measured result by the sensor device. The motion analysis device includes means for storing time series data of the motion amount measured by the sensor device; means for analyzing a spectral intensity in each frequency in time series of waveforms shown by the time series data by using a certain function and analyzing by applying different parameters for each frequency to the function; and means for comparing spectral intensity analysis result in each frequency with different frequencies and analyzing a certain physical amount related to the certain motion of the object based on the comparison result.
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Citations
13 Claims
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1. A motion analysis device constituting a motion analysis system that includes a sensor device for measuring a motion amount related to motion of an object which repeats a certain motion and the motion analysis device for analyzing the certain motion of the object based on the measured result of the sensor device, the motion analysis device comprising:
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time series data storing section configured to store time series data of the motion amount measured by the sensor device; waveform analyzing section configured to analyze a spectral intensity in each frequency by applying a certain function to a waveform shown by the time series data and analyze by applying different parameters for each frequency to the function; and motion analysis section configured to compare, for different frequencies, the spectral intensity analysis result in each frequency analyzed by the waveform analyzing section and analyze a certain physical amount of the certain motion of the object by comparing based on the comparison result. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 13)
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11. A motion analysis program that controls a computer mounted in a motion analysis device constituting a motion analysis system that includes a sensor device for measuring a motion amount related to motion of an object which repeats a certain motion and the motion analysis device for analyzing the certain motion of the object based on the measured result by the sensor device,
the motion analysis program that controls the computer to function as: -
time series data storing section configured to store time series data of the motion amount measured by the sensor device; waveform analyzing section configured to analyze the spectral intensity in each frequency by applying a certain function to a waveform shown by the time series data and analyze by applying different parameters for each frequency to the function; and motion analysis section configured to compare, for different frequencies, the spectral intensity analysis result in each frequency analyzed by the waveform analyzing section and analyze a certain physical amount of the certain motion of the object by comparing based on the comparison result.
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12. A motion analysis method for analyzing a certain motion of an object based on a measured result by a sensor device for measuring a motion amount related to the motion of the object which repeats the certain motion, comprising
time series data storing section, waveform analyzing section and motion analysis section, wherein the time series data storing section stores time series data of the motion amount measured by the sensor device, the waveform analyzing section analyzes the spectral intensity in each frequency by applying a certain function to a waveform shown by the time series data and analyzes by applying different parameters for each frequency to the function, and the motion analysis section compares, for different frequencies, the spectral intensity analysis result in each frequency analyzed by the waveform analyzing section and analyzes a certain physical amount of the certain motion of the object by comparing based on the comparison result.
Specification
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- Resources
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Current AssigneeOKI Electric Industry Company Limited
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Original AssigneeOKI Electric Industry Company Limited
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InventorsOkuya, Daisuke, Maeno, Kurato
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Application NumberUS12/662,635Publication NumberTime in Patent OfficeDaysField of SearchUS Class Current600/595CPC Class CodesA61B 2562/0219 Inertial sensors, e.g. acce...A61B 5/1038 Measuring plantar pressure ...A61B 5/1123 Discriminating type of move...A61B 5/726 using Wavelet transformsA63B 2024/0065 Evaluating the fitness, e.g...A63B 2024/0071 Distinction between differe...A63B 2220/40 AccelerationA63B 2220/803 Motion sensorsA63B 2230/75 calorie expenditureA63B 24/0062 Monitoring athletic perform...
