Doppler frequency extraction of radar echo signal based on time-frequency analysis and morphological operation

被引：0
|
作者：
Hou, SJ [1 ]
Wu, SL [1 ]
Ma, SF [1 ]
机构：
[1] Beijing Inst Technol, Dept Elect Engn, Beijing 100081, Peoples R China
来源：
2004 7TH INTERNATIONAL CONFERENCE ON SIGNAL PROCESSING PROCEEDINGS, VOLS 1-3 | 2004年
关键词：
Doppler frequency; time-frequency analysis; morphological operation;
D O I：
暂无
中图分类号：
TP18 [人工智能理论];
学科分类号：
081104 ; 0812 ; 0835 ; 1405 ;
摘要：
The extraction of Doppler frequency is a key problem in Doppler radar scoring systems. This paper presents a new method for Doppler frequency extraction based on time-frequency analysis and morphological operation. In light of the global change tendency of Doppler frequency, the radar echo signal is transformed into time-frequency map firstly, and then different morphological operators are used to extract the Doppler frequency curve. The experimental results proof the proposed method is effective and can improve the continuity and smoothness of the Doppler frequency curve.
引用
收藏
页码：2017 / 2020
页数：4
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