Karunya University 2009-2nd Sem B.Tech Biomedical Engineering Vester , S7 : Applied Electro and Instrumentation BIOMEDICAL AND SIGNAL PROCESSING LAB (A) - Question Paper
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VII Semester B.Tech. Examination, July 2009 S7 : Applied Electro and Instrumentation BIOMEDICAL AND SIGNAL PROCESSING LAB (A)
Time : 3 Hours Marks : 100
1. Write a Matlab program for simulation of a Digital I.I.R. Butterworth lpf using bilinear transformation for following specification in analog domain.
Passband frequency, fp = 2 Khz
Attenuation at fp = 3 dB
Stopband frequency, fs = 5 Khz
Attenuation at fs = 65 dB
Sampling frequency = 48 Khz
Find the transfer function H(s), H(z) and plot the Magnitude and Phase response of the filter.
2. Write a Matlab program for simulation of a Digital F.I.R. for following specification in analog domain.
Cut-off frequency, fp = 2 Khz
Passband ripple = 0.02
Stopband frequency, fs = 4 Khz
Stopband ripple = 0.02
Sampling frequency = 240 Khz
Window = Kieser Window
Find the order of the filter and plot the Magnitude and Phase response of the filter.
3. Using DSP board write a program for generating 2 KHz Sine wave.
4. Using DSP board write a program for implementing a FIR low pass filter for Cut-off frequency 1 Khz. Sampling frequency 16 Khz.
5. Using DSP board write a program for implementing a IIR second order Butterworth low pass filter for Cut-off frequency 2 Khz. Sampling frequency 16 Khz.
6. Write a Matlab program for simulation of a Digital I.I.R Butterworth hpf using bilinear transformation for following specification in analog domain.
Passband frequency, fp = 5 Khz
Attenuation at fp = 2 dB
Stopband frequency, fs = 2 Khz
Attenuation at fs = 60 dB
Sampling frequency = 48 Khz
Find the transfer function H(s), H(z) and plot the Magnitude and Phase response of the filter.
7. Write a Matlab program for simulation of a Digital I.I.R. Chebyshev lpf using bilinear transformation for following specification in analog domain.
Passband frequency, fp = 1 Khz
Attenuation at fp = 2 dB
Stopband frequency, fs = 5 Khz
Attenuation at fs = 60 dB
Sampling frequency = 48 Khz
Pass band ripple in dB = 0.5
Find the transfer function H(s), H(z) and plot the Magnitude and Phase response of the filter.
8. Using DSP board write a program for implementing a FIR high pass filter for Cut-off frequency 2 Khz. Sampling frequency 16 Khz.
9. Using DSP board write a program for implementing a IIR second order Chebyshev high pass filter for Cut-off frequency 1 Khz. Sampling frequency 16 Khz.
10. Write a Matlab program for simulation of a Digital FIR band pass filter of length 41 for meeting following specification in analog domain.
Order of the filter N = 41
Sampling frequency = 48 Khz
Lower cut-off frequency = 1 Khz
Upper cut-off frequency = 2 Khz
Use rectangular window.
Plot impulse response h(n) and magnitude and phase response of the filter.
11. Write a Matlab program for simulation of a Digital FIR band stop filter of length 41 for meeting following specification in analog domain.
Order of the filter N = 41
Sampling frequency = 48 Khz
Lower cut-off frequency = 1 Khz
Upper cut-off frequency = 2 Khz
Use rectangular window.
Plot impulse response h(n) and magnitude and phase response of the filter.
12. Setup a Bio PotentialAmplifier.
13. Setup a circuit for respiratory rate measurement.
14. Setup and plot ECG waveforms.
15. Using Cardimate, measure ECG parameters.
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| Earning: Approval pending. |
