資源簡(jiǎn)介
迫零預(yù)編碼算法,最小均方誤差預(yù)編碼算法 塊對(duì)角化預(yù)編碼算法 信號(hào)泄露噪聲比預(yù)編碼算法的誤碼率和系統(tǒng)容量的比較
代碼片段和文件信息
function[ur_temp]=BD(NMiSKHsigma2)
u=zeros(NK*S);
r_temp=zeros(K*SMi);
gama=zeros(1K*S);
for?i1=1:K
H_others=zeros((K-1)*MiN);
i3=1;
for?i2=1:K
??if?i2~=i1
???H_others((i3-1)*Mi+1:i3*Mi:)=H((i2-1)*Mi+1:i2*Mi:);%除了第k個(gè)用戶的信道矩陣
???i3=i3+1;
??end
end
U=zeros((K-1)*Mi(K-1)*Mi);
D=zeros((K-1)*MiN);
V=zeros(NN);
[UDV]=svd(H_others);%第一次奇異值分解
num=(K-1)*Mi+1;
for?i2=(K-1)*Mi:(-1):1
???if?D(i2i2)==0
???num=i2??%零奇異值所在行號(hào)
???end
end
T=V(:num:N);??????????????%零奇異值向量
HHH=H((i1-1)*Mi+1:i1*Mi:);%第i個(gè)用戶的信道矩陣
U=zeros(MiMi);
D=zeros(MiN-num+1);
V=zeros(N-num+1N-num+1);
[UDV]=svd(HHH*T);??????%對(duì)等效信道矩陣進(jìn)行第二次奇異值分解
u(:(i1-1)*S+1:i1*S)=T*V(:1:S);%BD預(yù)編碼矩陣
r_temp((i1-1)*S+1:i1*S:)=U(:1:S)‘;
??for?i2=1:S
??gama(1(i1-1)*S+i2)=D(i2i2)
??end
end
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????922??2015-12-31?10:44??ZF?MMS?BD?SLNR\BD.asv
?????文件????????926??2015-12-31?10:47??ZF?MMS?BD?SLNR\BD.m
?????文件???????5028??2015-12-31?15:38??ZF?MMS?BD?SLNR\chuantong.asv
?????文件???????4471??2017-02-27?10:44??ZF?MMS?BD?SLNR\chuantong.m
?????文件???????1991??2015-12-08?10:24??ZF?MMS?BD?SLNR\coherence_receive.asv
?????文件???????1951??2015-12-08?16:24??ZF?MMS?BD?SLNR\coherence_receive.m
?????文件????????149??2015-12-29?19:54??ZF?MMS?BD?SLNR\MMSE.m
?????文件????????555??2015-12-09?11:22??ZF?MMS?BD?SLNR\SLNR.asv
?????文件????????555??2015-12-09?11:26??ZF?MMS?BD?SLNR\SLNR.m
?????文件????????416??2015-12-01?16:06??ZF?MMS?BD?SLNR\source_BPSK.m
?????文件????????657??2015-12-08?10:48??ZF?MMS?BD?SLNR\source_QPSK.m
?????文件???????1729??2015-12-08?15:24??ZF?MMS?BD?SLNR\svd_receive.asv
?????文件???????1849??2015-12-08?16:25??ZF?MMS?BD?SLNR\svd_receive.m
?????文件??????71402??2015-12-22?17:35??ZF?MMS?BD?SLNR\unti
?????文件????????132??2015-12-08?18:35??ZF?MMS?BD?SLNR\ZF.m
?????目錄??????????0??2017-03-02?16:42??ZF?MMS?BD?SLNR
-----------?---------??----------?-----??----
????????????????92733????????????????????16
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