where the frequency parameter s is normalized with respect to ωn = 130,590 s–1.
It defines a sixth-order bandpass filter with a 1-dB equiripple passband in 12 kHz ≤ f ≤ 36 kHz.
Anyone could help me please? How can i use filter function of matlab (i.e ellip,cheby,butter) to obtain H(s)?