c18_cdmahmm1.m

無線通訊系統仿真原理與應用 詳細介紹通訊的仿真方法

% File: c18_cdmahmm1.m
% Software given here is to accompany the textbook: W.H. Tranter, 
% K.S. Shanmugan, T.S. Rappaport, and K.S. Kosbar, Principles of 
% Communication Systems Simulation with Wireless Applications, 
% Prentice Hall PTR, 2004.
%
N = 100000;
EoNdB = 5; EbNo = 10^(EoNdB/10);		% specity Eb/No and Eb/No in dB
KdB = 0; SF = 7; NoI = 0;				% specify parameters
MPathDelay = [0 3 4];					% specify multipath delay
%
% Run cdma simulation.
%
[BER,ErrorRun] = c18_cdmasim(N,SF,EbNo,NoI,MPathDelay,KdB);
%
% Develop runlength vector in required form.
%
lenER = length(ErrorRun);
row2 = zeros(1,lenER);
row2(2:2:lenER)=1;
runcode1(1,:) = ErrorRun; runcode1(2,:) = row2;
%
% Generate semi-Markov model.
%
[A_matrix, pi_est] = c15_semiMarkov(runcode1,50,[2 1]);
save cdmadata1 N BER ErrorRun A_matrix runcode1
% End of script file.