?? pbcurves_rayleigh_84encoded.m
字號:
% 瑞利衰落信道,(8,4)漢明碼糾錯,維特比譯碼
Eb_to_Nj_in_dB_Q1=[0,3,6,9,12,15,18,21];
Pb_Q1=[0.4864,0.4722,0.4353,0.2874,6.23e-2,4e-3,1.72e-4,1.65e-5];
Eb_to_Nj_in_dB_Q2=[0,3,6,9,12,15,18,20];
Pb_Q2=[0.4778,0.4538,0.3670,0.14448,1.52e-2,8.14e-4,5.4e-5,8e-6];
Eb_to_Nj_in_dB_Q8=[0,3,6,9,12,15,18];
Pb_Q8=[0.4514,0.3429,0.1414,0.0154,9.51e-4,5.7e-5,1.1e-5];
% Draw Pb vs.Eb/Nj performance curves
semilogy(Eb_to_Nj_in_dB_Q1,Pb_Q1,':.',Eb_to_Nj_in_dB_Q2,Pb_Q2,':o',Eb_to_Nj_in_dB_Q8,Pb_Q8,':x');%Eb_to_Nj_in_dB_Q8,Pb_Q8,':+',
grid on;
title('瑞利衰落信道下(8,4)糾錯碼的性能曲線');
xlabel('Eb/Nj (dB)');
ylabel('誤碼率 Pb');
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