Research
Blood Pressure Estimation
• PPG waveform segmentation
• Velovity PPG, acceleration PPG calculation
• 압력 및 맥파에 기반한 평균동맥압 추정 방법 및 장치, Granted (No:
KR102431521, Date: 2022/08/08)
• 딥러닝 기반의 혈압 예측 시스템 및 방법, Granted (No:
KR102042700,
Date: 2019/11/04)
Continuous Pulse Transit Time
• Calculate blankless PTT within a beat
• Improving Intermittent PTT to Continuous PTT
• Seamless cardiovascular analysis
• Hangsik Shin, “A novel method for non‐invasiveblood pressure estimation
based on
continuous
pulse transit time: An observational study”, Psychophysiology, 60(2), e14173,
2023
• Donggeun Roh and Hangsik Shin, "Recurrence Plot and Machine Learning for
Signal Quality Assessment of Photoplethysmogram in Mobile
Environment",Sensors,21(6),2021
• Hangsik Shin and Ahyoung Choi, "Calculation and Validation of
Continuous Pulse Transit
Time
Based on Normalized Pulse Wave Velocity",IEEE ACCESS, 8, pp.
221632-221639,
2020
• 연속맥파 도달시간 기반 혈압 추정 방법 및 그 방법을 수행 하는 서버, Filed (No: KR1020230012121, Date: 2023/01/30)
Vascular Aging Estimation
• AI-based vasculat aging estimation using PPG
• Cardiovascular risk assessment from chronological age
vs. physiological age
• Cardiovascular health assessment
• Hangsik Shin, “Photoplethysmogram based
vascular
aging assessment using the deep
convolutional
neural network,” Scientific Reports, 12, 11377, 2022
• Hangsik Shin, “XGBoost Regression of
the Most
Significant Photoplethysmogram Features
for
Assessing Vascular Aging,” IEEE Journal of Biomedical and Health
Informatics,
26(7),
3354-3361,
2022
• Junyung Park, Hangsik Shin,
“Vascular Aging
Estimation Based on Artificial Neural
Network Using Photoplethysmogram Waveform Decomposition:
Retrospective Cohort
Study,”
JMIR
Medical Informatics, 10(3), 2022
• 생리적 나이 추정 방법 및 장치, Filed (No: KR1020230007614, Date: 2023/01/18)
PPG Sampling & Quantization
• Optimal signal acquisition condition for industial
application
• Recommendation for signal acquisition mode
selection
• Hyeon Seok Seok and Hangsik Shin,
"Recommendation
for Measuring Digital Volume Pulse
in
Mobile
Application: for Healthy Normal Subject," IEEE ACCESS, 9, pp. 69335-69345,
2021
• Ahyoung Choi and Hangsik Shin,
“Photoplethysmography sampling frequency: pilot
assessment
of
how
low can we go to analyze pulse rate variability with reliability?,”
Physiological
Measurement,
38(3), 586-600, 2017
