alamouti.m

alamouti仿真程序供大家分享,有什么问题就提出来哈

%*********************alamouti.m***********************
%--Simulation of alamouti scheme with two transmit antennas and one receive antenna.
%--The modulation is QPSK
%--Programed by Cao xiaoling
%--Data:2004.5.1
%*********************************************************
clear all;
clc;
SNR_IN_DB=5:2:15;

for m=1:length(SNR_IN_DB)
	ps=errorprob(SNR_IN_DB(m));
    fprintf('SNR(dB)=%d,The error symbol rate is:%f \n',SNR_IN_DB(m),ps);
	symbol_error_rate(m)=ps;
end

semilogy(SNR_IN_DB,symbol_error_rate,'b*-');
xlabel('SNR(dB)');
ylabel('symbol error probability');
% % legend('symbol error');
grid on;
%****************end of the file**************************