ip_05_08.m
上传用户:loeagle
上传日期:2013-03-02
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文件大小:1k
- % MATLAB script for Illustrated Problem 5.8.
-
- echo on
- SNRindB1=0:1:12;
- SNRindB2=0:0.1:12;
- for i=1:length(SNRindB1),
- % simulated error rate
- smld_err_prb(i)=smldPe58(SNRindB1(i));
- echo off;
- end;
- echo on;
- for i=1:length(SNRindB2),
- % signal-to-noise ratio
- SNR_per_bit=exp(SNRindB2(i)*log(10)/10);
- % theoretical error rate
- theo_err_prb(i)=(3/2)*Qfunct(sqrt((4/5)*SNR_per_bit));
- echo off;
- end;
- echo on;
- % Plotting commands follow.
- semilogy(SNRindB1,smld_err_prb,'*');
- hold
- semilogy(SNRindB2,theo_err_prb);