基本信息
源码名称:ZF信道均衡器
源码大小:0.50KB
文件格式:.m
开发语言:MATLAB
更新时间:2020-12-27
   友情提示:(无需注册或充值,赞助后即可获取资源下载链接)

     嘿,亲!知识可是无价之宝呢,但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下,绝对物超所值哦!如有下载和支付问题,请联系我们QQ(微信同号):813200300

本次赞助数额为: 2 元 
   源码介绍

设计ZF迫零均衡器,输入信道多径系数,输出估计的滤波器权系数和估计均方误差


M=5;

h = [0.389,1,0.389];

h = h/sqrt(h*h'); % normalized

sigma_s = 1;

sigma_n = 1e-3;

L_channel = length(h); % L = 2

L_equalizer = 2*M 1;

%Toeplitz matrix

C = convmtx(h(:),L_equalizer);

len = L_channel-1 L_equalizer;

fd = zeros(len,1);

fd(floor(L_equalizer-1)/2 1)=1;

w = C\fd;%C*w=fd,LSM

Jmin = (fd-fd)'*(fd-fd) (w'*w)*sigma_n;

 

%R= sigma_s*C'*C sigma_n*eye(2*M 1);%Autocorrelation matrix

%Jmin=sigma_s-w'*(R)*w;

plot(0:2*M,w);stem(w);title('ZF equalizer coefficient of order 11');