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IEICE TRANSACTIONS on Communications

Human Motion Classification Using Radio Signal Strength in WBAN

Sukhumarn ARCHASANTISUK, Takahiro AOYAGI, Tero UUSITUPA, Minseok KIM, Jun-ichi TAKADA

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Summary :

In this paper, a novel approach of a human motion classification system in wireless body area network (WBAN) using received radio signal strength was developed. This method enables us to classify human motions in WBAN using only the radio signal strength during communication without additional tools such as an accelerometer. The proposed human motion classification system has a potential to be used for improving communication quality in WBAN as well as recording daily-life activities for self-awareness tool. To construct the classification system, a numerical simulation was used to generate WBAN propagation channel in various motions at frequency band of 403.5MHz and 2.45GHz. In the classification system, a feature vector representing a characteristic of human motions was computed from time-series received signal levels. The proposed human motion classification using the radio signal strength based on WBAN simulation can classify 3-5 human motions with the accuracy rate of 63.8-95.7 percent, and it can classify the human motions regardless of frequency band. In order to confirm that the human motion classification using radio signal strength can be used in practice, the applicability of the classification system was evaluated by WBAN measurement data.

Publication
IEICE TRANSACTIONS on Communications Vol.E99-B No.3 pp.592-601
Publication Date
2016/03/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.2015MIP0009
Type of Manuscript
Special Section PAPER (Special Section on Information and Communication Technology for Healthcare and Medical Applications in Conjunction with Main Topics of ISMICT2015)
Category

Authors

Sukhumarn ARCHASANTISUK
  Tokyo Institute of Technology
Takahiro AOYAGI
  Tokyo Institute of Technology
Tero UUSITUPA
  Niigata University
Minseok KIM
  Tokyo Institute of Technology
Jun-ichi TAKADA

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