90 lines
2.2 KiB
Matlab
90 lines
2.2 KiB
Matlab
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precomp_path = "C:\Users\Silas\Documents\MATLAB\Datensätze\sioe_labor\precomp";
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precomp_fn = "lab_high_speed";
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precomp_mode = 2; %0=do nothing ; 1= measure; 2=precomp active
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db_precode = 0;
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db_coding_approach = 0;
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fsym = 224e9;
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fdac = 256e9;
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random_key = 0;
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M = 4;
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if (db_precode==1)&&(db_coding_approach==0)
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if M == 4
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pulsef=1;
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precomp_amp_max = -50;
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elseif M == 6
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pulsef=0;
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precomp_amp_max = -50;
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elseif M == 8
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pulsef=0;
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precomp_amp_max = -50;
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end
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elseif (db_precode==1)&&(db_coding_approach==1)
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if M == 4
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pulsef=1;
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precomp_amp_max = -38;
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pulsef = 1;
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elseif M == 6
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pulsef=0;
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precomp_amp_max = -38;
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pulsef = 1;
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elseif M == 8
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pulsef=0;
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precomp_amp_max = -38;
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pulsef = 1;
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end
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elseif (db_precode==0)&&(db_coding_approach==0)
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if M == 4
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pulsef=1;
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precomp_amp_max = -37;
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pulsef = 1;
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elseif M == 6
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pulsef=0;
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precomp_amp_max = -34;
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pulsef = 1;
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elseif M == 8
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pulsef=0;
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precomp_amp_max = -34;
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pulsef = 0;
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end
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end
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rcalpha = 0.05;
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Pform = Pulseformer("fsym",fsym,"fdac",4*fsym,"pulse","rrc","pulselength",16,"rrcalpha",rcalpha);
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Pamsource = PAMsource(...
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"fsym",fsym,"M",M,"order",19,"useprbs",1,...
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"fs_out",fdac,...
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"applyclipping",0,"clipfactor",1.2,...
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"applypulseform",pulsef,"pulseformer",Pform,...
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"randkey",random_key,...
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"db_precode",db_precode,"db_encode",db_coding_approach,...
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"mrds_code",0,"mrds_blocklength",512);
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[Digi_sig,Symbols,Bits] = Pamsource.process();
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Digi_sig = Digi_sig.normalize("mode","rms");
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Digi_sig.spectrum("displayname","No Precomp","fignum",2223,"normalizeToNyquist",0,"normalizeTo0dB",0);
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precomp_est = ChannelFreqResp("Nacq",2048,"Navg",100,"Ncp",63,'f_ref',Digi_sig.fs);
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Digi_sig = precomp_est.precomp(Digi_sig,'maxampdb',precomp_amp_max,'loadPath',precomp_path,'fileName',precomp_fn);
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Digi_sig = Digi_sig.normalize("mode","rms");
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Digi_sig = Digi_sig.resample("fs_out",fdac);
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Digi_sig= Digi_sig.normalize("mode","rms");
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Digi_sig.spectrum("displayname","Strong Precomp","fignum",2223,"normalizeToNyquist",0,"normalizeTo0dB",0);
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