channel_gen.m

L. Dong and A. P. Petropulu, 揗ultichannel ALLIANCES: A Cross-layer Cooperative Scheme for Wireless

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% Generate frequency-selective channel coefficients for the nodes in the system
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close all; clear all;
close all; clear all;
v=3;  %speed of mobile
fd=v/(3*10^8)*2.4*10^9; %doppler frequency
%f=6*10^6*2; %data rate
f=312.5*10^3;
%f=128*10^3;
T=1/f;

J = 32; %32; % total number of users                 
N = 1000*80; % length of packet   

L=3;

M = 2000;

%....Channel matrix between nodes and BS........
for ii=1:J
    for kk=1:L
        HA(ii,kk,:) = sqrt(1/L) * Gen_Jake2(fd, T*N, M+J, randseed(ii*16+291*kk+153));  %between mobile and BS
    end
end

%... Channel matrix between nodes
for ii=1:J
    HH(ii, ii, :,:)= ones(L, M+J);
    for jj=ii+1:J
        for kk=1:L
            HH(ii,jj,kk,:) = sqrt(1/L) * Gen_Jake2(fd, T*N, M+J, randseed(ii*164+jj*291+467*kk+37822)); %between mobiles
            HH(jj,ii,kk,:) = HH(ii,jj,kk,:);
        end
    end
end


save channel_ng HA HH;