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Code for Deliverable 05

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Silas Oettinghaus
2024-09-02 09:00:41 +02:00
parent 17a1dfbbd5
commit bb228ae2bd
20 changed files with 1094 additions and 73 deletions
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117
projects/MPI_August/simualte_MPI_data.m Normal file
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usemrds = 0;
%% Init Params
link_length = 10000; %meter
Optfilter = Filter('filtdegree',6,"f_cutoff",fsym.*0.7,"fs",fdac*kover,"filterType",filtertypes.gaussian,"active",true);
tic
% SETUP HERE: %%
kover = 8;
M8199 = M8199A("kover",kover);
fdac = M8199.fdac;
fsym = round(datarate / log2(M)) * 1e9;
rrcalpha = 0.05;
Pform = Pulseformer("fsym",fsym,"fdac",4*fsym,"pulse","rrc","pulselength",16,"rrcalpha",rrcalpha);
% MAIN SIGNAL
%%%%% Symbol Generation %%%%%%
[Digi_sig,Symbols,Bits] = PAMsource("fsym",fsym,"M",M,"order",18,"useprbs",0,...
"fs_out",M8199.fdac,"applyclipping",1,"clipfactor",1.4,"applypulseform",1,"pulseformer",Pform,"randkey",pn_key,"mrds_code",usemrds).process();
%%%%% AWG %%%%%%
El_sig = M8199.process(Digi_sig);
%El_sig.signal = awgn(El_sig.signal,20,'measured',pn_key);
%%%%% Lowpass el. components %%%%%%
El_sig = Filter('filtdegree',2,"f_cutoff",60e9,"fs",fdac*kover,"filterType",filtertypes.butterworth,"active",true).process(El_sig);
%%%%% Electrical Driver Amplifier %%%%%%
El_sig = Amplifier("amp_mode","ideal_no_noise","gain_mode","gain","amplification_db",9).process(El_sig);
fprintf('Driver output power: %s dBm\n', num2str(El_sig.power));
fprintf('Driver output peak voltage: %s Vpp \n', num2str(max(El_sig.signal)-min(El_sig.signal)));
% INTERFERENCE SIGNAL
%%%%% Symbol Generation %%%%%%
[Digi_sig_i,Symbols_i,Bits_i] = PAMsource("fsym",fsym,"M",M,"order",18,"useprbs",0,...
"fs_out",M8199.fdac,"applyclipping",1,"clipfactor",1.4,"applypulseform",1,"pulseformer",Pform,"randkey",pn_key*2,"mrds_code",usemrds).process();
%%%%% AWG %%%%%%
El_sig_i = M8199.process(Digi_sig_i);
%El_sig_i.signal = awgn(El_sig_i.signal,20,'measured',pn_key*2);
%%%%% Lowpass before Modulator %%%%%%
El_sig_i = Filter('filtdegree',2,"f_cutoff",60e9,"fs",fdac*kover,"filterType",filtertypes.butterworth,"active",true).process(El_sig_i);
El_sig_i = Amplifier("amp_mode","ideal_no_noise","gain_mode","gain","amplification_db",9).process(El_sig_i);
fprintf('Driver output power: %s dBm\n', num2str(El_sig.power));
fprintf('Driver output peak voltage: %s Vpp \n', num2str(max(El_sig.signal)-min(El_sig.signal)));
% MAIN SIGNAL
%%%%% MODULATE E/O CONVERSION %%%%%%
vbias_rel = 0.6;
u_pi = 2.9;
vbias = -vbias_rel*u_pi;
[Opt_sig] = EML("mode",eml_mode.im_cosinus,"power",3,"fsimu",El_sig.fs,"lambda",1290,"bias",vbias,"u_pi",u_pi,"linewidth",laser_linewidth,"randomkey",pn_key).process(El_sig);
Opt_sig = Optfilter.process(Opt_sig);
Opt_sig = Amplifier("amp_mode","ideal_no_noise","gain_mode","output_power","amplification_db",0).process(Opt_sig);
% INTERFERENCE SIGNAL
%%%%% MODULATE E/O CONVERSION %%%%%%
[Opt_sig_i] = EML("mode",eml_mode.im_cosinus,"power",3,"fsimu",El_sig.fs,"lambda",1290,"bias",vbias,"u_pi",u_pi,"linewidth",laser_linewidth,"randomkey",pn_key+1).process(El_sig_i);
Opt_sig_i = Optfilter.process(Opt_sig_i);
Opt_sig_i = Amplifier("amp_mode","ideal_no_noise","gain_mode","output_power","amplification_db",0).process(Opt_sig_i);
for j = 1:j_
sir = wh.parameter.sir.values(j);
%%%%% Interference Signal Fiber Prop %%%%%%
Opt_sig_i_prop = Fiber("fsimu",Opt_sig_i.fs,"fiber_length",link_length/1000,"alpha",0.3,"D",0,"lambda0",1310,"gamma",0,"Dslope",0.07).process(Opt_sig_i);
Opt_sig_i_prop = Amplifier("amp_mode","ideal_no_noise","gain_mode","output_power","amplification_db",Opt_sig.power-sir).process(Opt_sig_i_prop);
%%%%% ADD Interference and Main Signal %%%%%%
Opt_sig_comb = Opt_sig_i_prop + Opt_sig;
%%%%% Interference Signal Fiber Prop %%%%%%
Opt_sig_comb = Fiber("fsimu",Opt_sig_comb.fs,"fiber_length",link_length/1000,"alpha",0.3,"D",0,"lambda0",1310,"gamma",0,"Dslope",0.07).process(Opt_sig_comb);
% Receiver ROP curve
for i = 1:i_
rop=wh.parameter.rop.values(i);
% Set ROP
Rx_sig = Amplifier("amp_mode","ideal_no_noise","gain_mode","output_power","amplification_db",rop).process(Opt_sig_comb);
%%%%%% Square Law %%%%%%
Rx_sig = Photodiode("fsimu",fdac*kover,"dark_current",2e-08,"responsivity",1,"temperature",20,"nep",1.8e-11).process(Rx_sig);
%%%%%% Lowpass PhDiode %%%%%%
Rx_sig = Filter('filtdegree',2,"f_cutoff",70e9,"fs",fdac*kover,"filterType",filtertypes.gaussian,"active",true).process(Rx_sig);
end
end
rop_curve;