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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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29
Theory/Signal_Processing/mlse_minimal_example.m
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@@ -3,29 +3,10 @@ M = 4;
randkey = 2;
fsym = 112e9;
%%%%% PRBS Generation in correct shape for Modulation Format %%%%%%
O = 18; %order of prbs
N = 2^(O-1); %length of prbs
[~,seed] = prbs(O,1); %initialize first seed of prbs
bitpattern=[];
if useprbs
for i = 1:log2(M)
[bitpattern(:,i),seed] = prbs(O,N,seed);
end
else
s = RandStream('twister','Seed',randkey);
for i = 1:log2(M)
bitpattern(:,i) = randi(s,[0 1], N, 1);
end
end
if M == 6
bitpattern = reshape(bitpattern,[],1);
bitpattern = bitpattern(1:end-mod(length(bitpattern),5));
end
Tx_bits = Informationsignal(bitpattern);
Tx_bits = Signalgenerator( ...
"form", signalform.prms, ...
"M", M, ...
"order", 15).process();
Digi_Mod = PAMmapper(M,0);
Symbols_tx = Digi_Mod.map(Tx_bits);
@@ -52,7 +33,7 @@ else
Symbols.spectrum("fignum",129,"displayname",['coeff:',num2str(coeff)]);
Symbols = MLSE("DIR",coeff,"duobinary_output",0,"trellis_states",Digi_Mod.levels,"M",M).process(Symbols);
Symbols = MLSE("DIR",coeff,"duobinary_output",0,"trellis_states",Digi_Mod.levels,"M",M).process(Symbols,Symbols_tx);
Rx_bits = PAMmapper(M,0).demap(Symbols);