function?[fmutual_mean_new]?=?mutual_mimo_func_diag（MNH0Rt_sqrt?...
???????????????????????????????????????????????gammalambdaNSAMPLEI）
??
%------------------------------------------------------------
%?Function?to?calculate?the?average?mutual?information?given?a?diagonal
%?transmit?covariance?matrix.
%
%?Author:?Mai?Vu
%?Date:?11/30/2003
%?Revised:?04/12/2004
%------------------------------------------------------------

%------------------------------------------------------------
%?INPUTS
%???M:?number?of?receive?antennas
%???N:?number?of?transmit?antennas
%???H0:?channel?mean
%???Rt_sqrt:?square?root?of?transmit?correlation
%???gamma:?SNR?（linear?not?dB）
%???lambda:?eigenvalues?of?transmit?covariance?matrix
%???NSAMPLE:?number?of?samples?used?in?Monte-Carlo?simulation
%???I:?identity?matrix?of?size?NxN
%
%?OUTPUTS
%???fmutual_mean_new:?average?mutual?information
%
%------------------------------------------------------------

??H?=?（randn（MNNSAMPLE）?+?j*randn（MNNSAMPLE））/sqrt（2）;
??fmutual_new?=?0;
??for?k=1:NSAMPLE
????H_k?=?H0?+?H（::k）*Rt_sqrt;
????S_k?=?gamma*H_k‘*H_k;
????P?=?I?+?S_k*diag（lambda）;
????fmutual_new?=?fmutual_new?-?log（real（det（P）））;
??end
??fmutual_mean_new?=?fmutual_new/NSAMPLE;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1273??2004-04-18?02:00??mimo功率優化\mutual_mimo_func_diag.m

?????文件???????2114??2009-08-14?17:02??mimo功率優化\opt_mutual_mimo.m

?????文件???????1040??2004-04-19?16:18??mimo功率優化\waterfill.m

?????目錄??????????0??2005-06-22?10:16??mimo功率優化

-----------?---------??----------?-----??----

?????????????????4427????????????????????4