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논문 기본 정보

자료유형
학술저널
저자정보
저널정보
대한임베디드공학회 대한임베디드공학회논문지 대한임베디드공학회논문지 제8권 제1호
발행연도
2013.1
수록면
61 - 67 (7page)

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초록· 키워드

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Wheelchair users have a difficulty in managing their weight because there is lack of measure systems and even though the users have the system, it costs too much. Thus, purpose of this study is for developing the portable weight scale automatic device to help wheelchair users by monitoring their weight on the wheelchairs in real time. Portable weight scale automatic device composed by four strain gauges, and the device was connected with mobile phone so that wheelchair users were able to check their weight in real time. In order to evaluate the device performance, 10 normal subjects and 10 disabled subjects participated in this study. The subjects' truth weight and measured weight by the device are compared. The weigh difference within normal subjects was 0.75±0.80kg, and the weigh difference within disabled subjects was 1.02±0.74kg. Difference between the truth weigh and the measured weigh were not statistically different. The reason for this error occurred is inaccuracy of the loadcell installation and calibration. If this problems get solved, the measured indicator is expected to help wheelchair users to manage their weight.

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