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diff --git a/lab5/RTDSP/Matlab/m_filter.m b/lab5/RTDSP/Matlab/m_filter.m
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+function Hd = m_filter
+%M_FILTER Returns a discrete-time filter object.
+
+% MATLAB Code
+% Generated by MATLAB(R) 9.2 and the Signal Processing Toolbox 7.4.
+% Generated on: 15-Feb-2018 14:19:05
+
+% Equiripple Bandpass filter designed using the FIRPM function.
+
+% All frequency values are in Hz.
+Fs = 8000;  % Sampling Frequency
+
+Fstop1 = 355;              % First Stopband Frequency
+Fpass1 = 415;              % First Passband Frequency
+Fpass2 = 1200;             % Second Passband Frequency
+Fstop2 = 1270;             % Second Stopband Frequency
+Dstop1 = 0.0039810717055;  % First Stopband Attenuation
+Dpass  = 0.028774368332;   % Passband Ripple
+Dstop2 = 0.0039810717055;  % Second Stopband Attenuation
+dens   = 20;               % Density Factor
+
+% Calculate the order from the parameters using FIRPMORD.
+[N, Fo, Ao, W] = firpmord([Fstop1 Fpass1 Fpass2 Fstop2]/(Fs/2), [0 1 ...
+                          0], [Dstop1 Dpass Dstop2]);
+
+% Calculate the coefficients using the FIRPM function.
+Hd  = firpm(N, Fo, Ao, W, {dens});
+
+% [EOF]