Non Contact Vital Sign Monitoring System

8 vues (au cours des 30 derniers jours)
Akhil Nv Nair
Akhil Nv Nair le 19 Fév 2019
Commenté : Madhu Reddy le 18 Mai 2021
Hi, I am currently working on a project "Non Contact Vital signs Monitoring System". I am using a 24Ghz radar IF signal to extract the heart rate and respiration rate.
Algorithm is
1. Output signal from the radar is given to A/D converter and sampled at 100Hz
2. Then signal is amplified
3. Output of amplifier is given to bandpass filter, For cardiac monitoring filter was set between 0.5 Hz and 2.5 Hz. For respiratory monitoring, the
filter was set between 0.05 Hz and 0.5 Hz
4. After band-pass filtering, each signal was processed by a Fast Fourier Transform (FFT) using a Hanning window
5. The result from the FFT conducted for each signal from the respective microwave radar after band-pass filtering set at between 0.5 Hz and 2.5 Hz was
multiplied 2) the frequency of the peak signal between 0.5 Hz and 2.5 Hz was assumed to correspond to heart rate. The same analytical process was
conducted between 0.05 Hz and 0.5 Hz to calculate respiratory rate
I want to develop a simulink model for this Algorithm and I am new to signal processing. I got this algorithm from IEEE paper i don't know to how extent this will work.
I need help in building this algorithm. I need help mainly in design simulink block 4th and 5th step in algorithm. It would great if someone could provide me a simulink block file for this algorithm
Email id: nvakhil009@gmail.com
  4 commentaires
Manvinder Sharma
Manvinder Sharma le 23 Nov 2020
any solution provided?
Madhu Reddy
Madhu Reddy le 18 Mai 2021
Please send me code for this project

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