| 基于谱估计的噪声调频信号检测方法研究 |
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| 引用本文： | 吴初辉,臧小刚,凌小峰,常成,官新保.基于谱估计的噪声调频信号检测方法研究[J].信息技术,2008,32(5):87-89. |
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| 作者姓名： | 吴初辉 臧小刚 凌小峰 常成 官新保 |
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| 作者单位： | 上海交通大学电子工程系,上海,200240 |
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| 摘 要： | 对干扰信号的频谱特征进行精确测量和分析是实施有效的电子反干扰(ECCM)的重要步骤.通过对噪声调频干扰信号的频谱特征分析,提出采用合适的功率谱估计方法来检测噪声调频信号的主要频谱特征参数.利用MATLAB/Simulink仿真软件分别建立了噪声调频信号源和谱估计方法的系统模型,研究了系统采用不同的谱估计方法和参数设置的情况下所能够达到的检测精度,并根据仿真结果分析比较了不同谱估计方法的性能.
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| 关 键 词： | 电子反干扰 噪声调频信号 信号谱估计 谱估计 噪声调频 调频信号 检测方法 研究 spectrum estimation based signal frequency modulation noise detection 性能 比较 仿真结果分析 检测精度 情况 参数设置 系统模型 信号源 仿真软件 |
| 文章编号： | 1009-2552(2008)05-0087-03 |
| 修稿时间： | 2007年10月10 |
Study on the detection of noise frequency modulation signal based on spectrum estimation |
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| WU Chu-hui,ZANG Xiao-gang,LING Xiao-feng,CHANG Cheng,GONG Xin-bao.Study on the detection of noise frequency modulation signal based on spectrum estimation[J].Information Technology,2008,32(5):87-89. |
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| Authors: | WU Chu-hui ZANG Xiao-gang LING Xiao-feng CHANG Cheng GONG Xin-bao |
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| Affiliation: | WU Chu-hui,ZANG Xiao-gang,LING Xiao-feng,CHANG Cheng,GONG Xin-bao(Department of Electronic Engineering,Shanghai Jiaotong University,Shanghai 200240,China) |
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| Abstract: | The precise measurement and analysis of the spectrum characteristic of interference signal are an important step in electronic counter-countermeasures(ECCM).Through the spectrum analysis of noise frequency modulation interference signal,the proper estimation method of power spectrum is proposed to detect the main spectrum characteristic of noise frequency modulation signal.Noise frequency modulation signal generator and spectrum estimation system are constructed with MATLAB/Simulink simulations,respectively... |
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| Keywords: | electronic counter-countermeasures noise frequency modulation signal signal spectrum estimation |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
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