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Scattered stuff from Silas during Dissertation

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Silas Oettinghaus
2026-06-03 09:05:33 +02:00
parent a91da3b97c
commit 5c2e27687d
37 changed files with 1726 additions and 1338 deletions
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35
Functions/EQ_structures/dsp_scope_signal.m
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@@ -47,12 +47,12 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
use_dd_mode = 1;
use_ffe = 1;
use_dfe = 0;
use_vnle_mlse = 0;
use_dbtgt = 0;
use_dfe = 1;
use_vnle_mlse = 1;
use_dbtgt = 1;
use_dbenc = 0;
use_ml_mlse = 0;
showAnalysis = 1;
showAnalysis = 0;
decoding_mode = [];
addProcessingResultToDatabase = 0; %#ok<NASGU>
@@ -70,8 +70,8 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
pf_ = Postfilter("ncoeff", pf_ncoeffs, "useBurg", 1); %#ok<NASGU>
mlse_ = MLSE("duobinary_output", 0, 'M', M, 'trellis_states', PAMmapper(M,0).levels); %#ok<NASGU>
eq_post = FFE("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",2001,"sps",1,"decide",0,"adaption_technique","lms"); %#ok<NASGU>
eq_post = FFE("epochs_tr",5,"epochs_dd",2,"len_tr",2^13,"mu_dd",mu_dd,"mu_tr",mu_tr,"order",25,"sps",2,"decide",0, "adaption",adaption_method(adaption),"dd_mode",use_dd_mode); %#ok<NASGU>
eq_post = FFE("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-4,"mu_tr",0,"order",2001,"sps",1,"decide",0,"adaption_technique","lms","mu_dc",mu_dc); %#ok<NASGU>
eq_post = FFE("epochs_tr",5,"epochs_dd",2,"len_tr",2^13,"mu_dd",mu_dd,"mu_tr",mu_tr,"order",25,"sps",2,"decide",0, "adaption_technique",adaption_method(adaption),"dd_mode",use_dd_mode,"mu_dc",mu_dc); %#ok<NASGU>
mlse_db_enc = MLSE("DIR", [1,1], "duobinary_output", 0, "M", M, "trellis_states", PAMmapper(M,0).levels); %#ok<NASGU>
eq_db_enc = EQ("Ne", ffe_order_dbtgt, "Nb", dfe_order_dbtgt, "training_length", len_tr, ...
@@ -81,21 +81,22 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
Scpe_sig = preprocessSignal(Scpe_sig_raw, Symbols, fsym, ...
"mode", options.preprocess_mode, ...
"tx_pulseformer", options.tx_pulseformer, ...
"debug_plots", options.debug_plots);
Scpe_sig.spectrum("fignum",200,"normalizeTo0dB",1,"displayname",'Rx','addDCoffset',-6);
Scpe_sig.spectrum("fignum",201,"normalizeTo0dB",0,"displayname",'Rx');
"debug_plots", 0);
ylim([-30,3]);
xlim([-5,100]);
% Scpe_sig.spectrum("fignum",200,"normalizeTo0dB",1,"displayname",'Rx','addDCoffset',-6);
% ylim([-30,3]);
% xlim([-5,100]);
Scpe_sig.signal = Scpe_sig.signal(1:2*Symbols.length);
Scpe_sig.signal = real(Scpe_sig.signal);
if duob_mode ~= db_mode.db_encoded
if use_ffe
eq_dfe = EQ("Ne",ffe_order_ffe,"Nb",[0,0,0],"training_length",len_tr,"training_loops",5,"dd_loops",5,"K",2,"DCmu",mu_dc,"DDmu",[mu_ffe mu_dfe],"DFEmu",0.005,"FFEmu",0,"plotfinal",0,"ideal_dfe",0);
eq_ffe = EQ("Ne",ffe_order_ffe,"Nb",[0,0,0],"training_length",len_tr,"training_loops",5,"dd_loops",5,"K",2,"DCmu",mu_dc,"DDmu",[mu_ffe mu_dfe],"DFEmu",0.005,"FFEmu",0,"plotfinal",0,"ideal_dfe",0);
eq_ffe = FFE("epochs_tr",5,"epochs_dd",5,"len_tr",4096*2,"mu_dd",1e-1,"mu_tr",0.4,"order",ffe_order_ffe(1),...
"sps",2,"decide",0,"optmize_mus",0,"dd_mode",1,"adaption_technique","nlms","mu_dc",1.021e-05);
ffe_results = ffe(eq_dfe, M, Scpe_sig, Symbols, Tx_bits, ...
ffe_results = ffe(eq_ffe, M, Scpe_sig, Symbols, Tx_bits, ...
"precode_mode", duob_mode, ...
'showAnalysis', options.debug_plots, ...
"postFFE", [], ...
@@ -116,7 +117,7 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
"eth_style_symbol_mapping", 0);
dfe_results.config.equalizer_structure = "dfe";
dfe_results.metrics.print;
dfe_results.metrics.print("description",'DFE');
output.dfe_package = dfe_results;
end
@@ -144,8 +145,8 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
"eth_style_symbol_mapping", 0);
ffe_results.config.equalizer_structure = "vnle";
ffe_results.metrics.print;
mlse_results.metrics.print;
ffe_results.metrics.print("description",'VNLE');
mlse_results.metrics.print("description",'MLSE');
output.mlse_package = mlse_results;
output.vnle_package = ffe_results;
@@ -190,7 +191,7 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
"decoding_mode", decoding_mode);
end
dbt_results.metrics.print;
dbt_results.metrics.print("description",'Duob. Target');
output.dbtgt_package = dbt_results;
end
end