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Add PAMmapper bit mapping and Gray penalty visualization

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Silas Oettinghaus
2026-03-26 16:04:30 +01:00
parent c135cb76b1
commit 10a205f231
7 changed files with 180 additions and 36 deletions
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4
Functions/EQ_structures/dsp_scope_signal.m
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@@ -97,7 +97,7 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
ffe_results = ffe(eq_dfe, M, Scpe_sig, Symbols, Tx_bits, ...
"precode_mode", duob_mode, ...
'showAnalysis', showAnalysis, ...
'showAnalysis', options.debug_plots, ...
"postFFE", [], ...
"eth_style_symbol_mapping", 0);
@@ -111,7 +111,7 @@ function output = dsp_scope_signal(Scpe_sig_raw, Symbols, Tx_bits, options)
dfe_results = ffe(eq_dfe, M, Scpe_sig, Symbols, Tx_bits, ...
"precode_mode", duob_mode, ...
'showAnalysis', showAnalysis, ...
'showAnalysis', options.debug_plots, ...
"postFFE", [], ...
"eth_style_symbol_mapping", 0);

4
Functions/EQ_structures/ffe.m
View File

@@ -180,6 +180,8 @@ function displayAnalysis(eq_noise, eq_signal_sd, rx_signal, eq_, tx_symbols, M,
legend on
end
show2Dconstellation(eq_signal_sd, tx_symbols,"displayname",'Visualization of symbol correlation','fignum',340);
% try
% figure(240); hold on; plot(pow2db(movmean(eq_.debug_struct.error_tr',100)));ylim([-30,3]);title('error training');
%
@@ -188,6 +190,6 @@ function displayAnalysis(eq_noise, eq_signal_sd, rx_signal, eq_, tx_symbols, M,
% figure(242); hold on; plot(pow2db(movmean(eq_.debug_struct.update',1000)));title('update step dd');
% end
eq_signal_sd.eye(eq_signal_sd.fs,M,"displayname",'Eye','fignum',105);
% eq_signal_sd.eye(eq_signal_sd.fs,M,"displayname",'Eye','fignum',105);
end