clc?;
clear?all;
Nt=4;
Iter=100;???????%迭代次數
Ith_0=1.5;??????%沒有反饋的干擾門限?1.5W
P_p=1;??????????%主用戶的發射功率1W
PT=2;???????????%認知用戶的額定發射功率
T=1;????????????%塊衰落時間1S
Bn=0.01?????????%背景噪聲
sinr_r=0;???????%認知用戶的信干比門限
lamti=0:0.01:1;?%波束成形變化的步長
L=length（lamti）;
Nt=4;
h_1=random（‘rayleigh‘11Nt）;??%認知用戶SU1信道信息
h_2=random（‘rayleigh‘11Nt）;
h_3=random（‘rayleigh‘11Nt）;
h_4=random（‘rayleigh‘11Nt）;
hp=random（‘rayleigh‘11Nt）;???%主用戶的信道信息

h1_gain=norm（h_1）;??????????????%認知用戶SU1的信道增益
h2_gain=norm（h_2）;
h3_gain=norm（h_3）;
h4_gain=norm（h_4）;

%%主用戶不同量化比特數下，主用戶的干擾門限
%%認知用戶在主用戶不同的反饋速率干擾溫度余量
for?n=1:1:11;???????%量化比特數
????n=n-1;
Rf=n*Nt/T;??????%反饋速率
Ith_n（n+1）=P_p/（2^Rf*（（Ith_0+P_p）/Ith_0）-1）;?????%不同量化比特下，主用戶的干擾門限
D（n+1）=Nt/（3*4^n）;???????????????????????????????%信道

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????7430??2020-10-26?09:47??1\disanzhang.m
?????文件????????6616??2020-10-26?09:47??1\disizhang.asv
?????文件????????6615??2020-10-26?09:47??1\disizhang.m
?????文件???????10576??2020-10-26?09:47??1\disizhang1.asv
?????文件???????17691??2020-10-26?09:47??1\disizhang1.fig
?????文件????????9627??2020-10-26?09:47??1\disizhang1.m
?????文件????????9773??2020-10-26?09:47??1\disizhang2.fig
?????文件????????8883??2020-10-26?09:47??1\disizhang3.fig
?????文件????????7346??2020-10-26?09:47??1\diwuzhang1.asv
?????文件????????7346??2020-10-26?09:47??1\diwuzhang1.m
?????文件??????????89??2020-10-26?09:47??1\extremun.m
?????文件?????????191??2020-10-26?09:47??1\feeback_rate.m
?????文件?????????128??2020-10-26?09:47??1\rongiang_game_waterfilling.asv
?????文件?????????134??2020-10-26?09:47??1\rongiang_game_waterfilling.m
?????文件?????????103??2020-10-26?09:47??1\rongliang.asv
?????文件?????????103??2020-10-26?09:47??1\rongliang.m
?????文件?????????112??2020-10-26?09:47??1\sulvfenpei.m