Advancements In Wearable Smart Devices for Biomedical Signal Processing: Technologies and Applications
DOI:
https://doi.org/10.54097/zq6knj90Keywords:
Wearable smart device; signal processing; PPG; BCI; EEG; Biomedical signal.Abstract
This paper mainly discusses various technologies of wearable smart devices in biomedical signal processing, including hardware composition, biomedical signal types, signal processing technology, feature extraction, data analysis and result presentation. This paper introduces in detail the signal acquisition technology of PPG and EEG, as well as the signal preprocessing technology and EEG signal conversion process in brain-computer interface systems, including the function and working principle of PPG technology in various application scenarios such as heart rate monitoring, blood pressure monitoring, blood oxygen saturation monitoring and feature extraction of brain-computer interface equipment, and discusses the importance of feature extraction in the field of medical signal processing of intelligent wearable smart devices.
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