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ESPRIT方法估计谐波频率
资源大小： 3.00KB
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发布人： wangk_2009
发布日期： 2009-02-17 20:24
Tag： ESPRIT 谐波恢复
资源分： 1
下载人数： 28
2 votes
直接黏贴在这里算了
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%%%%%%%%%%%%%%%%%%%%%%% simulatation of the Pisarenko method %%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%% using ESPRIT algorithms P156:3.18 %%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%% initiatation %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
clear
n=1:1280; %the length of data,it is larger than N,because of Rx
number=1000; %the iteration number
for pp=1:number
v1=sqrt(20)*sin(2*pi*0.2*n);
v2=sqrt(2)*sin(2*pi*0.213*n);
w=randn(1,10000);
x=v1+v2+w(1:length(n)); %generate obervated data, which is in added gaussian white noise

m=30; %