?? c10_mcqpskdelay.m
字號(hào):
% File: c10_MCQPSKdelay.m
%
%
Eb = 23; No = -50; % Eb (dBm) and No (dBm/Hz)
ChannelAttenuation = 70; % channel attenuation in dB
N = 1000;
delay = -0.1:0.1:0.5;
EbNo = 10.^(((Eb-ChannelAttenuation)-No)/10);
BER_MC = zeros(size(delay));
for k=1:length(delay)
BER_MC(k) = c10_MCQPSKrun(N,Eb,...
No,ChannelAttenuation,delay(k),0,0,0);
disp(['Simulation ',...
num2str(k*100/length(delay)),'% Complete']);
end
BER_T = 0.5*erfc(sqrt(EbNo))*ones(size(delay)); % Theoretical BER
semilogy(delay,BER_MC,'o',delay,2*BER_T,'-') %Plot BER vs Delay
xlabel('Delay (symbols)'); ylabel('Bit Error Rate');
legend('MC BER Estimate','Theoretical BER');grid;
% End of script file.
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