DingkunLiu / PPG_Monitor

PPG monitor using photoelectric capacitance method.

PPG_Monitor

PPG Monitor Using Photoelectric Capacitance Method

Hardware Requirement

1. 850nm LED * 1
2. OPT101 * 1
3. ADS1115 development board * 1
4. Arduino development board * 1
5. PC

Features:

Communication: Serial Port: Baud Rate: 115200
GUI: programmed in PyQt5
Real-time PPG wave display: with matplotlib
Real-time heart rate calculation: Modified Pan Tompkins algorithm (Differential threshold method)
HRV(Heart rate variability) analysis: (Should pause data processor first.) Press "HRV" buttom to
plot heart rate curve over time and heart rate distribution histogram.
Result can be found in "./PC/result.png".

Usage:

Configuration: pip install -r requirements.txt
Run main: python3 MainGUI.py

Block Diagram:

GUI Main Window:

HRV analysis: