Cedric Roux
56c66c09aa
Pre-ci test passed git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4000 818b1a75-f10b-46b9-bf7c-635c3b92a50f
23 lines
347 B
Matlab
23 lines
347 B
Matlab
function CAP = cap_ZF(G,n_p)
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CAP = 0;
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[N_Rx, N_Tx] = size(G);
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if (G == zeros(N_Rx,N_Tx))
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CAP = 0;
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else
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iG = inv(G'*G);
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%MF = iG * G';
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%MF = G';
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% HW = abs(MF*G);
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for v = 1:N_Tx
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% ZF (see Paulraj 2002 Eqn. 7.43)
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CAP = CAP + log2(1 + 1/(N_Tx*n_p*iG(v,v)));
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end %of for loop
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end %of if loop HS
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