71 lines
1.9 KiB
Matlab
71 lines
1.9 KiB
Matlab
M = wh.parameter.M.values(1);
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datarate = wh.parameter.datarate.values(1);
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sirs = wh.parameter.sir.values;
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laser_linewidth = wh.parameter.laser_linewidth.values(1);
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pnoi = wh.parameter.pn_key.values;
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rop = wh.parameter.rop.values;
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winlengths = wh.parameter.winlength.values;
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cols = linspecer(numel(winlengths));
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figure(44);
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hold on
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cnt = 0;
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for winlength = winlengths
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cnt = cnt+1;
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for sir = sirs
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for pnk = pnoi
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%cnt = cnt+1;
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ber_ffe = wh.getStoValue('ber_ffe',M,datarate,sir,laser_linewidth,pnk,rop,winlength);
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rrop_ffe(cnt,pnk) = getIntersection(ber_ffe,rop);
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if sum(ber_ffe)
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plot(rop,ber_ffe',"LineWidth",0.5,"LineStyle","-","Marker",".","MarkerSize",15,"DisplayName",['win len: ',num2str(winlength), ' '],"Color",cols(cnt,:));
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yline(3.8e-3,'DisplayName','HD-FEC','LineStyle','--','HandleVisibility','off');
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xlabel('Received Optical Power (dBm)');
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ylabel('Bit Error Rate (BER)');
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title('Bit Error Rate vs. ROP');
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set(gca,'yscale','log');
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set(gca,'Box','on');
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grid on;
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grid minor
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legend
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end
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end
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end
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end
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figure(123)
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hold on
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plot(winlengths,mean(rrop_ffe,2),'DisplayName',['Linewidth: 10 MHz'],"LineWidth",1,"LineStyle","-","Marker",".","MarkerSize",10)
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xlabel('Window Length');
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ylabel('Sensitivity in dBm');
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title('Receiver Sensitivity vs. Window Length');
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set(gca,'Box','on');
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grid on;
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grid minor
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legend
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function i = getIntersection(ber,rop)
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%get intersection between rop curve and hd-fec limit
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hdfec = 3.8e-3 .* ones(size(ber));
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i = InterX([rop;hdfec'],[rop;ber']);
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if isempty(i)
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i = NaN;
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else
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i = i(1);
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end
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end |