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start ofc analysis

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sioe
2024-10-16 11:14:15 +02:00
parent 3ff9be2d8b
commit 637dd7bc86
4 changed files with 136 additions and 15 deletions
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18
Classes/01_transmit/ChannelFreqResp.m
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@@ -207,24 +207,28 @@ classdef ChannelFreqResp < handle
Havg = obj.H;
%1)
subplot(4,1,1);hold all;box on;title('Magnitude Freq. Response');
subplot(2,1,1);hold all;box on;title('Magnitude Freq. Response');
plot(obj.faxis/1e9, 20*log10(abs(obj.H_all)),'linewidth',0.1,'LineStyle','-','Color','#808080') ;
xlim([0.2 .5*max(obj.faxis)*1e-9]);
plot(obj.faxis/1e9, 20*log10(abs(Havg)),'LineWidth',2);
grid on;
%2)
subplot(4,1,2); hold all; box on; title('Phase Freq. Response');
plot(obj.faxis/1e9, (angle(obj.H_all)),'linewidth',0.1,'LineStyle','-','Color','#808080') ;
plot(obj.faxis/1e9, (angle(Havg)),'LineWidth',2) ;
subplot(2,1,2); hold all; box on; title('Phase Freq. Response');
plot(obj.faxis/1e9, angle(obj.H_all),'linewidth',0.1,'LineStyle','-','Color','#808080') ;
plot(obj.faxis/1e9, unwrap(angle(Havg)),'LineWidth',2) ;
xlim([0.2 .5*max(obj.faxis)*1e-9]);
grid on;
figure(56);
clf;
%normalize / remove attenuation
Havg = Havg./mean(Havg(2:10));
%3)
subplot(4,1,3); hold all; box on; title('Inverse Magnitude Freq. Response');
subplot(2,1,1); hold all; box on; title('Inverse Magnitude Freq. Response');
plot(obj.faxis/1e9, 20*log10(abs(1./Havg)),"LineWidth",2,"Color",[0.3467 0.5360 0.6907]) ;
xlim([0.2 .5*max(obj.faxis)*1e-9]); grid on;
ylim([-1 15]);
@@ -232,8 +236,8 @@ classdef ChannelFreqResp < handle
yline(3,'LineWidth',2,'LineStyle','--');
%4)
subplot(4,1,4); hold all; box on; title('Inverse Phase Freq. Response');
plot(obj.faxis/1e9, (angle(1./Havg)),"LineWidth",2,"Color",[0.3467 0.5360 0.6907]) ;
subplot(2,1,2); hold all; box on; title('Inverse Phase Freq. Response');
plot(obj.faxis/1e9, unwrap(angle(1./Havg)),"LineWidth",2,"Color",[0.3467 0.5360 0.6907]) ;
xlim([0.2 .5*max(obj.faxis)*1e-9]); grid on;