高级搜索

留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

基于快速折叠算法和时频分析的LPI跳频信号截获

王国华 俞能海

王国华, 俞能海. 基于快速折叠算法和时频分析的LPI跳频信号截获[J]. 电子与信息学报, 2007, 29(7): 1569-1572. doi: 10.3724/SP.J.1146.2005.01609
引用本文: 王国华, 俞能海. 基于快速折叠算法和时频分析的LPI跳频信号截获[J]. 电子与信息学报, 2007, 29(7): 1569-1572. doi: 10.3724/SP.J.1146.2005.01609
Wang Guo-hua, Yu Neng-hai. FFA and TFA-Based Interception of LPI Frequency Hopping Signal[J]. Journal of Electronics & Information Technology, 2007, 29(7): 1569-1572. doi: 10.3724/SP.J.1146.2005.01609
Citation: Wang Guo-hua, Yu Neng-hai. FFA and TFA-Based Interception of LPI Frequency Hopping Signal[J]. Journal of Electronics & Information Technology, 2007, 29(7): 1569-1572. doi: 10.3724/SP.J.1146.2005.01609

基于快速折叠算法和时频分析的LPI跳频信号截获

doi: 10.3724/SP.J.1146.2005.01609
基金项目: 

国家自然科学基金重大项目未来移动通信系统基础理论与技术研究 (60496314) 资助课题

FFA and TFA-Based Interception of LPI Frequency Hopping Signal

  • 摘要: 该文提出了一种新的低截获概率(LPI)跳频信号的截获方法,该方法基于快速折叠算法和时频分析。在低信噪比环境下,该方法能有效检测跳频信号;通过恰当地选择折叠周期范围和分辨率,能实现对跳频参数如跳频周期、跳变时刻和跳频频率的估计。仿真结果和性能分析表明,该方法能有效截获信噪比为0dB的跳频信号,与自适应门限检测方法相比具有更好的性能。
  • Lehtomaki J, Juntti M, and Saarnisaari H. Detection of frequency hopping signals with a sweeping channelized radiometer.Conference Record of the Thirty-Eighth Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, USA, 2004-11, 2: 2178-2182.[2]Fargues M P, Overdyk H F, and Hippenstiel R. Wavelet-based detection of frequency hopping signals. Conference Record of the Thirty-First Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, California, 1997-11, 1: 515-519.[3]Ko C C , Wanjun Zhi and Chin F. ML-based frequency estimation and synchronization of frequency hopping signals[J].IEEE Trans. on Signal Processing.2005, 53(2):403-410[4]Barbarossa S and Scaglione A. Parameter estimation of spread spectrum frequency hopping signals using time frequency distributions. First IEEE Signal Processing Workshop on Signal Processing advances in Wireless Communications, Paris, 1997: 213-216.[5]张朝阳, 曹千芊, 陈文正. 多跳频信号的盲分离与参数估计.浙江大学学报,2005, 39(4): 465-470.Zhang Chao-yang, Cao Qian-qian, and Chen Wen-zheng. Blind separation and parameter estimation of multiple frequency-hopping signals. Journal of Zhejiang University (Engineering Science), 2005, 39(4): 465-470.[6]Staelin D H. Fast folding algorithm for detection of periodic pulse trains. Proc. IEEE, 1969, 75: 724-725.[7]科恩 L著, 白居宪译. 时-频分析: 理论与应用. 西安: 西安交通大学出版社, 1998: 109-110.[8]李玉生, 赖仪一, 姚富强. 关于跳频通信LPI特性的讨论. 2003全军通信抗干扰会议论文集, 合肥, 2003: B170-175.
  • 加载中
计量
  • 文章访问数:  3454
  • HTML全文浏览量:  104
  • PDF下载量:  969
  • 被引次数: 0
出版历程
  • 收稿日期:  2005-12-13
  • 修回日期:  2006-06-27
  • 刊出日期:  2007-07-19

目录

    /

    返回文章
    返回