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A Pulse Rate Detection Method for Mouse Application Based on Multi-PPG Sensors
Shu-Tyng Lin1, Wei-Hao Chen2, Yuan-Hsiang Lin3
1Department of Electronic and Computer Engineering, National Taiwan University of Science and Technology, Taipei 10607, Taiwan. stlinalice@gmail.com.
Sensors (Basel, Switzerland)
|July 15, 2017
Summary
This study introduces a multi-photoplethysmography (PPG) sensor on a computer mouse for accurate heart rate monitoring. The weighted average method enhances signal stability, improving pulse detection even with movement.
Area of Science:
- Biomedical Engineering
- Physiological Monitoring
- Wearable Technology
Background:
- Heart rate monitoring is crucial in healthcare.
- Photoplethysmography (PPG) offers convenient pulse detection.
- PPG signals are susceptible to motion artifacts and positional constraints.
Purpose of the Study:
- To develop a comfortable, user-friendly multi-PPG sensor module integrated into a computer mouse.
- To implement a stable and accurate real-time pulse rate detection method.
- To overcome limitations of traditional PPG methods.
Main Methods:
- Integration of a multi-PPG sensor module into a computer mouse.
- Application of a weighted average method across multiple PPG sensor channels.
- Real-time signal processing to enhance accuracy and stability.
Main Results:
- The weighted average method effectively reduces noise and motion artifact disturbances.
- Increased accuracy and stability in detected PPG signals.
- Improved usability and reliability of PPG signal detection from the palm.
Conclusions:
- The proposed multi-PPG sensor mouse provides a practical solution for continuous heart rate monitoring.
- The weighted averaging technique enhances PPG signal quality in dynamic environments.
- This approach increases the feasibility of PPG-based health monitoring in daily activities.
