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IEICE TRANSACTIONS on Communications

Open Access
The Effect of Multi-Directional on Remote Heart Rate Measurement Using PA-LI Joint ICEEMDAN Method with mm-Wave FMCW Radar

Yaokun HU, Takeshi TODA

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Summary :

Heart rate measurement for mm-wave FMCW radar based on phase analysis comprises a variety of noise. Furthermore, because the breathing and heart frequencies are so close, the harmonic of the breathing signal interferes with the heart rate, and the band-pass filter cannot solve it. On the other hand, because heart rates vary from person to person, it is difficult to choose the basic function of WT (Wavelet Transform). To solve the aforementioned difficulties, we consider performing time-frequency domain analysis on human skin surface displacement data. The PA-LI (Phase Accumulation-Linear Interpolation) joint ICEEMDAN (Improved Complete Ensemble Empirical Mode Decomposition with Adaptive Noise) approach is proposed in this paper, which effectively enhances the signal's SNR, estimates the heart rate, and reconstructs the heartbeat signal. The experimental findings demonstrate that the proposed method can not only extract heartbeat signals with high SNR from the front direction, but it can also detect heart rate from other directions (e.g., back, left, oblique front, and ceiling).

Publication
IEICE TRANSACTIONS on Communications Vol.E105-B No.2 pp.159-167
Publication Date
2022/02/01
Publicized
2021/08/02
Online ISSN
1745-1345
DOI
10.1587/transcom.2021CEP0014
Type of Manuscript
Special Section PAPER (Special Section on Emerging Communication Technologies in Conjunction with Main Topics of ICETC2020)
Category

Authors

Yaokun HU
  Nihon University
Takeshi TODA
  Nihon University

Keyword