The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
A Calibration Algorithm for Amplitude and Phase Errors in Uniform Linear Array
Author(s): 
Pages: 289-295,300
Year: Issue:  4
Journal: Radar Science and Technology

Keyword:  测向阵列校正均匀线阵幅相误差Toeplitz矩阵;
Abstract: 阵列幅相误差会严重影响MUSIC算法的测向性能,为此基于均匀线阵,给出了一种新的幅相误差校正算法.首先根据协方差矩阵的关系式构造了一种二次代价函数,然后利用理想条件下均匀线阵协方差矩阵具有Toeplitz结构的性质,通过交替迭代的方法对此二次代价函数进行优化求解,从而估计出了幅相误差和理想条件下的协方差矩阵,最后利用MUSIC算法即可估计出信源方位.计算机仿真结果验证了文中的算法是有效的,并且具有较高的参数估计精度.
Related Articles
No related articles found