Use the MATLAB and following filter as vehicle in your study
1. Low pass Filter
S.NO Particular Range
1 Pass band 0 – 500 Hz
2 Stop band 2 – 4kHz
3 Pass band ripples 3dB
4 Stop band attenuation 20dB
5 Sampling frequency 8KHz
2. High pass Filter
S.NO Particular Range
1 Stop band 0 – 500 HZ
2 Pass band 2 – 4kHz
3 Pass band ripples 3dB
4 Stop band attenuation 20dB
5 Sampling frequency 8KHz
Ruberics
1. Analyze discrete time signals in frequency domain before and after filtering [2.5Marks]
2. Analyze frequency response of DT System [2.5 Marks]
3. Design digital filters to meet the required specification [5 Marks
