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一种C波段宽带二维扫描固态有源相控阵天线设计与实现

  • 孙慧峰 ,
  • 邓云凯 ,
  • 雷宏 ,
  • 焦军军 ,
  • 石力
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  • 1. 中国科学院电子学研究所, 北京 100190;
    2. 中国科学院研究生院, 北京 100049

收稿日期: 2011-01-06

  修回日期: 2011-03-29

  网络出版日期: 2012-03-15

Design and implementation of a C-band wide-band 2-dimentional scanning solid-state active phased array antenna

  • SUN Hui-Feng ,
  • DENG Yun-Kai ,
  • LEI Hong ,
  • JIAO Jun-Jun ,
  • SHI Li
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  • 1. Institute of Electronics, Chinese Academy of Sciences, Beijing 100190, China;
    2. Graduate University, Chinese Academy of Sciences, Beijing 100049, China

Received date: 2011-01-06

  Revised date: 2011-03-29

  Online published: 2012-03-15

摘要

基于机载合成孔径雷达系统的具体应用,给出一种C波段宽带二维扫描固态有源相控阵天线的设计与实现方案. 该天线辐射阵面采用双层矩形微带贴片,由宽带偶极子激励. 通过增加金属隔墙和金属接地螺钉的加载来降低天线单元间互耦,实现了宽带二维相控扫描. 测试结果表明,辐射单元阵中驻波带宽(VSWR<1.6) 达到800 MHz(相对带宽约15%).

本文引用格式

孙慧峰 , 邓云凯 , 雷宏 , 焦军军 , 石力 . 一种C波段宽带二维扫描固态有源相控阵天线设计与实现[J]. 中国科学院大学学报, 2012 , (2) : 282 -287 . DOI: 10.7523/j.issn.2095-6134.2012.2.021

Abstract

A C-band wide-band 2-dimensional scanning solid-state active phased array antenna for airborne synthetic aperture radar (SAR) is designed. Microstrip patch is used and excited by a wide-band dipole. Metal walls and metal grounding screws are used to reduce the mutual couplings between microstrip antenna elements. The measure results indicate that the bandwidth of the antenna exceeds 800 MHz (VSWR<1.6).

参考文献

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