matlab通信仿真： 跳频.zip

% 程序7-13 clear ErproVec=-34:2:-12; for n=1:length(ErproVec) SNR = ErproVec(n); sim('SCHX7_10d') S2(n)=[mean(m3)]'; S1(n)=log10(S2(n)+eps); S3(n)=S2(n)+eps; EN(n)=[ErproVec(n)]'; end semilogy(EN,(S3)) axis([-35,-12,1e-16,1]) grid title('跳频通信系统的传输特性'); xlabel('信噪比'); ylabel('误码率');