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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
PubMed
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.

Keywords:
PPGcomputer mousemulti-PPG sensorpulse ratevital sign monitoring

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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.