This is the piece of code
[n,Ws] = cheb2ord(Wp,Ws,Rp,Rs); % Filter Order
[z,p,k] = cheby2(n,Rs,Ws); % Filter Design, Sepcify Bandpass
[sos,g] = zp2sos(z,p,k); % Convert To Second-Order-Section For Stability
%freqz(sos, 2^16, Fs) % Filter Bode Plot
x_data = filtfilt(sos, g, x); % Filter Signal