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变换域窄带干扰检测算法研究

李婷婷 张春泽 王书省

现代电子技术Issue(17):32-35,4.
现代电子技术Issue(17):32-35,4.

变换域窄带干扰检测算法研究

Research of narrowband interference detection algorithm in transform domain

李婷婷 1张春泽 1王书省1

作者信息

  • 1. 北京卫星信息工程研究所,北京 100086
  • 折叠

摘要

Abstract

Based on the application of data link,the basic principle of narrowband interference detection algorithms in dif-ferent transform domain is researched in DSSS system,in which threshold algorithm based on first or second moment, K bins al-gorithm,conditional median filtering algorithm and consecutive mean excision(CME)algorithm are included. The interference detection and suppression performances of the different algorithms are compared according to the simulation results. The simula-tion results show that CME algorithm has the best detection performance to typical narrowband interference among several inter-ference detection algorithms. It can achieve real-time detection of interference.

关键词

变换域/窄带干扰检测/FFT/门限算法

Key words

transform domain/narrowband interference detection/FFT/threshold algorithm

分类

信息技术与安全科学

引用本文复制引用

李婷婷,张春泽,王书省..变换域窄带干扰检测算法研究[J].现代电子技术,2014,(17):32-35,4.

现代电子技术

OA北大核心CSTPCD

1004-373X

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