function?[WM]=BD（NtNriSKH）
W=zeros（NtK*S）;
M=zeros（K*SNri）;
gama=zeros（1K*S）;
for?i_user=1:K
????H_others=zeros（（K-1）*NriNt）;
????i2=1;
????for?i1=1:K
????????if?i1~=i_user
????????????H_others（（i2-1）*Nri+1:i2*Nri:）=H（（i1-1）*Nri+1:i1*Nri:）;
????????????i2=i2+1;
????????end
????end
?????
????U=zeros（（K-1）*Nri（K-1）*Nri）;
????D=zeros（（K-1）*NriNt）;
????V=zeros（NtNt）;
????[UDV]=svd（H_others）;
????rank=（K-1）*Nri;
????for?i3=（K-1）*Nri:（-1）:1
????????if?D（i3i3）==0
????????????rank=i3-1;
????????end
????end
????T=V（:rank+1:Nt）;
????Hi=H（（i_user-1）*Nri+1:i_user*Nri:）;
????U=zeros（NriNri）;
????D=zeros（NriNt-rank）;
????V=zeros（Nt-rankNt-rank）;
????[UDV]=svd（Hi*T）;
?????
????W（:（i_user-1）*S+1:i_user*S）=T*V（:1:S）;%S????M（（i1-1）*S

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-02-22?15:30??MU_MIMO?預編碼對比\
?????文件?????????961??2017-02-22?15:20??MU_MIMO?預編碼對比\BD.m
?????文件????????1001??2017-02-22?15:23??MU_MIMO?預編碼對比\BD2.m
?????文件????????4757??2017-02-22?15:24??MU_MIMO?預編碼對比\main1.m
?????文件????????4606??2017-02-22?15:25??MU_MIMO?預編碼對比\main2.m
?????文件??????????82??2017-02-22?15:25??MU_MIMO?預編碼對比\MF.m
?????文件?????????755??2017-02-22?15:26??MU_MIMO?預編碼對比\MMSE.m
?????文件?????????476??2017-02-22?15:26??MU_MIMO?預編碼對比\QPSK_mapper.m
?????文件?????????565??2017-02-22?15:27??MU_MIMO?預編碼對比\receiver.m
?????文件?????????531??2017-02-22?15:27??MU_MIMO?預編碼對比\SLNR.m
?????文件?????????464??2017-02-22?15:28??MU_MIMO?預編碼對比\SLNR2.m
?????文件????????1405??2017-02-22?15:29??MU_MIMO?預編碼對比\sumrate.m
?????文件?????????135??2017-02-22?15:29??MU_MIMO?預編碼對比\svdprecoding.m
?????文件?????????317??2017-02-22?15:30??MU_MIMO?預編碼對比\waterfilling.m
?????文件??????????92??2017-02-22?15:30??MU_MIMO?預編碼對比\ZF.m