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small updates from work pc

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try to implement kalman filter for MPI mitigation
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sioe
2024-10-15 10:16:35 +02:00
parent 1540f87850
commit d8b4d6fe7c
12 changed files with 799 additions and 121 deletions
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40
projects/MPI_August/mpi_uncorrelated.m
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@@ -5,14 +5,15 @@ params = struct;
params.M = [4];
params.datarate = [224];
params.sir = [35]; %decibel = attenuation of interference path
params.laser_linewidth = [10e6];
params.laser_linewidth = [1e6];
params.pn_key = [1];
params.rop = [-12:1:-1];
params.rop = 0;
usemrds = 0;
wl = 512;
name = ['wh_',strrep(num2str(now),'.','')];
@@ -144,7 +145,8 @@ for M = wh.parameter.M.values
% Receiver ROP curve
parfor i = 1:i_
for i = 1:i_
rop=wh.parameter.rop.values(i);
% Set ROP
@@ -234,33 +236,43 @@ for M = wh.parameter.M.values
% Scpe_sig.plot("fignum",313,"displayname",'after dc removal');
%%%%%% Sync Rx signal with reference %%%%%%
[Scpe_sig,D,cuts] = Scpe_sig.tsynch("reference",Symbols,"fs_ref",fsym);
[Scpe_sig] = Scpe_sig.tsynch("reference",Symbols,"fs_ref",fsym);
%%%%% EQUALIZE %%%%%%
if ~usemrds
%
Eq = FFE("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",25,"sps",2,"decide",1);
Eq = FFE("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",25,"sps",2,"decide",0);
% Eq = VNLE("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",[0.0004 0.0005 0.0006],"mu_tr",0,"order",[25,2,2],"sps",2,"decide",1);
[EQ_sig] = Eq.process(Scpe_sig,Symbols);
[EQ_sig,Noi] = Eq.process(Scpe_sig,Symbols);
Rx_bits = PAMmapper(M,0).demap(EQ_sig);
[~,errors_bm,ber_ffe(j,i),errors] = calc_ber(Rx_bits.signal,Bits.signal,"skip_front",100,"skip_end",150,"returnErrorLocation",1);
disp(['BER: ',sprintf('%.1E',ber_ffe(j,i)),' - - ROP: ',num2str(patten(j,i)),'dBm - - PAM-',num2str(M),' - - ',num2str(fsym*1e-9),' GBd']);
%
%
% %
% Eq = FFE_FFDCAVG("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",25,"sps",2,"decide",1,"mu_buff",0.7);
% [EQ_sig] = Eq.process(Scpe_sig,Symbols);
% Rx_bits = PAMmapper(M,0).demap(EQ_sig);
% [~,errors_bm,ber_dcavg(j,i),errors] = calc_ber(Rx_bits.signal,Bits.signal,"skip_front",100,"skip_end",150,"returnErrorLocation",1);
% disp(['BER: ',sprintf('%.1E',ber_dcavg(j,i)),' - - ROP: ',num2str(patten(j,i)),'dBm - - PAM-',num2str(M),' - - ',num2str(fsym*1e-9),' GBd']);
%
%
% Eq = FFE_adaptive_decision("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",25,"sps",2,"decide",1,"buffer_length",112);
% [EQ_sig] = Eq.process(Scpe_sig,Symbols);
% Rx_bits = PAMmapper(M,0).demap(EQ_sig);
% [~,errors_bm,ber_adapt(j,i),errors] = calc_ber(Rx_bits.signal,Bits.signal,"skip_front",100,"skip_end",150,"returnErrorLocation",1);
% disp(['BER: ',sprintf('%.1E',ber_adapt(j,i)),' - - ROP: ',num2str(patten(j,i)),'dBm - - PAM-',num2str(M),' - - ',num2str(fsym*1e-9),' GBd']);
[Eq] = FFE_adaptive_decision("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",25,"sps",2,"decide",0,"buffer_length",112);
[EQ_sig,Noi] = Eq.process(Scpe_sig,Symbols);
Rx_bits = PAMmapper(M,0).demap(EQ_sig);
[~,errors_bm,ber_adapt(j,i),errors] = calc_ber(Rx_bits.signal,Bits.signal,"skip_front",100,"skip_end",150,"returnErrorLocation",1);
disp(['BER: ',sprintf('%.1E',ber_adapt(j,i)),' - - ROP: ',num2str(patten(j,i)),'dBm - - PAM-',num2str(M),' - - ',num2str(fsym*1e-9),' GBd']);
Noi.spectrum('displayname','Noise PSD','fignum',123)
[h,w] = freqz(1,burg_coeff,length(Noi),"whole",Noi.fs);
h = h/max(abs(h));
hold on
w_ = (w - Noi.fs/2);
plot(w_.*1e-9,20*log10(fftshift(h)),'DisplayName',['', num2str(nc), ' coefficients for burg alg.']);
%
%
% Eq = FFE_DCremoval("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",25,"sps",2,"decide",1,"mu_dc",0.07,"dc_buffer_len",112);