曾舰,洪升,唐荣欣,严茂松

• 1:南昌大学信息工程学院

摘要(Abstract)：

数字电视广播外辐射源雷达的信号带宽大、基带采样率高,使得该体制雷达面临数据实时传输和处理的困难。针对基于中国移动多媒体广播(CMMB)信号的外辐射源雷达,利用CMMB信号的部分带宽来降低基带采样率,提出一种子带处理方法。其中,重点研究了重采样率设置、参考信号子带提纯和子带匹配问题,并结合多径杂波抑制和匹配滤波处理分析子带宽度和纯度对目标探测性能的影响。仿真和实测数据处理结果验证了所提方法的有效性,为该体制雷达的实时化奠定了基础。

关键词(KeyWords)： 数字电视广播外辐射源雷达;CMMB;子带处理;多径杂波抑制;匹配滤波;实时化

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金地区科学基金项目(61661032);; 江西省科技厅青年基金项目(20161BAB212038);; 江西省教育厅青年项目(GJJ150097)~~

作者(Author): 曾舰,洪升,唐荣欣,严茂松

DOI: 10.16652/j.issn.1004-373x.2018.03.014

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