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SMBE 4023 Q4. [15 marks) a) The FIR digital filter design, among others is the Windows function technique. i Which of the windows types produces

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SMBE 4023 Q4. [15 marks) a) The FIR digital filter design, among others is the Windows function technique. i Which of the windows types produces the minimum and maximum minor lobe attenuation? [4 marks] ii. Identify the best windowing technique to isolate high frequency lung sounds from the PCG and state the reason why. [3 marks] Identify the most suitable windowing technique to remove 50 Hz power line signal from the ECG range of 0.05 Hz to 100 Hz and state the reason why. [3 marks) 111. b) An ECG PC software engineer is given a task to implement digital filter for the diagnostic ECG signal. Choose between FIR and IIR digital filters and discuss the reasons. Is the chosen digital filter suitable to be implemented in an ATMega328 microcontroller board? State the reason and the best solution. [5 marks) SMBE 4023 Q4. [15 marks) a) The FIR digital filter design, among others is the Windows function technique. i Which of the windows types produces the minimum and maximum minor lobe attenuation? [4 marks] ii. Identify the best windowing technique to isolate high frequency lung sounds from the PCG and state the reason why. [3 marks] Identify the most suitable windowing technique to remove 50 Hz power line signal from the ECG range of 0.05 Hz to 100 Hz and state the reason why. [3 marks) 111. b) An ECG PC software engineer is given a task to implement digital filter for the diagnostic ECG signal. Choose between FIR and IIR digital filters and discuss the reasons. Is the chosen digital filter suitable to be implemented in an ATMega328 microcontroller board? State the reason and the best solution. [5 marks)

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