?? softviterbiqaminawgn.m
字號:
SNR=[-5:1:10];
snr = 10.^(SNR/10);
result_16qam = fopen('result_16qam_ViterbiSoft.txt','r');
BER_16qam = fscanf(result_16qam,'%g');
fclose(result_16qam);
theo_16qam=3*qfunc(sqrt(4*snr/5))/4;
semilogy(SNR,BER_16qam,'c-s')
hold on
grid on
semilogy(SNR,theo_16qam,'k->')
hold on
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