28 lines
916 B
Matlab
28 lines
916 B
Matlab
measure = 0;
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if measure
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freqresp = ChannelFreqResp("Nacq",1024,"Navg",64,"Ncp",70,"f_ref",256e9);
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%
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Digi_sig = freqresp.buildOFDM();
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else
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[Digi_sig,Symbols,Bits] = PAMsource("fsym",fsym,"M",M,"order",18,"useprbs",0,...
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"fs_out",M8199.fdac,"applyclipping",1,"clipfactor",1.7,"applypulseform",1,"pulseformer",Pform,"randkey",pn_key,"mrds_code",usemrds,"mrds_blocklength",512).process();
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end
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Digi_sig.spectrum("fignum",1112,"displayname",['Signal']);
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maxamp = -1;
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El_sig = freqresp.precomp(Digi_sig,"maxampdb",maxamp);
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El_sig.spectrum("fignum",1112,"displayname",['maxamp:',num2str(maxamp)]);
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El_sig = Filter('filtdegree',2,"f_cutoff",60e9,"fs",256e9,"filterType",filtertypes.butterworth,"active",true).process(El_sig);
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if measure
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freqresp.estimate(El_sig,"fileName",'','save',false);
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end
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El_sig.spectrum("fignum",1112,"displayname",['after filter; maxamp:',num2str(maxamp)]); |