?? svd_decompose_channel.m
字號:
function[U,S,V] = svd_decompose_channel(Mt,Mr,h_f,N);
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 將信道按奇異值分解
% Mt 發送天線數
% Mr 接收天線數
% h_f MIMO沖擊響應 Mr行,Mt*L列,其中L是信道有效時間
% N 子載波數
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
U = [];
S = [];
V = [];
for i = 1:N;
[Utmp Stmp Vtmp] = svd(h_f(:,(i-1)*Mt+1:i*Mt));
U = [U Utmp];
V = [V Vtmp];
S = [S Stmp];
end
S = sum(S,1);
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