雷达与对抗2024,Vol.44Issue(1) :26-30.DOI:10.19341/j.cnki.1009-0401.2024.01.006

雷达动目标显示对消器性能分析

Performance analysis of radar moving target display canceller

李振兴 王康 郑林 谭宏星
雷达与对抗2024,Vol.44Issue(1) :26-30.DOI:10.19341/j.cnki.1009-0401.2024.01.006

雷达动目标显示对消器性能分析

Performance analysis of radar moving target display canceller

李振兴 1王康 1郑林 1谭宏星1
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作者信息

  • 1. 63889部队,河南孟州 454750
  • 折叠

摘要

基于动目标显示对消器模型,着重分析递归三次对消器前馈和反馈支路参数对动目标显示性能的影响;仿真对比不同对消器系数对凹口宽度、通带平坦度和改善因子等性能的影响;结合仿真实验进行验证.仿真结果表明递归三次对消器能够获得更优的通带平坦度,有利于提高待检测信号的信噪比.

Abstract

Based on the moving target display(MTD)canceller model,the impact of the feedfor-ward and feedback branch parameters of the recursive cubic canceller on the MTD performance is emphatically analyzed,and the effects of different canceller coefficients on the notch width,pass-band flatness,and improvement factor are simulated and compared.The simulation test is conduc-ted to verify the effectiveness of the performance analysis,and the results show that the recursive cubic canceller can obtain better passband flatness,which is beneficial to improve the SNR of the signals to be detected.

关键词

MTI/固定地杂波/反馈支路/通带平坦度/改善因子

Key words

MTD/fixed ground clutter/feedback branch/passband flatness/improvement factor

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出版年

2024
雷达与对抗
南京船舶雷达研究所

雷达与对抗

影响因子:0.158
ISSN:1009-0401
参考文献量3
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