www.gusucode.com > rf 案例源码程序 matlab代码 > rf/PassivityOfRationalFitObjectExample.m
%% Passivity of Rationalfit Object % Converted |measured.s2p| to S-parameter object. S = sparameters('measured.s2p'); %% % Extract the S21 parameters and the frequencies of the s-parameters. s21 = rfparam(S,2,1); freq = S.Frequencies; %% % Rationalfit S21 data. fit = rationalfit(freq,s21); %% % Check if the rationalfit of S21 data is passive. ispass = ispassive(fit)