| 星载自适应调零天线在LEO卫星中的应用研究 |
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| 引用本文： | 赵星惟,吕源,刘会杰,梁旭文.星载自适应调零天线在LEO卫星中的应用研究[J].通信技术,2010,43(6):60-63,67. |
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| 作者姓名： | 赵星惟 吕源 刘会杰 梁旭文 |
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| 作者单位： | 1. 上海微小卫星工程中心,上海,200050;中国科学院上海微系统与信息技术研究所,上海,200050
2. 上海微小卫星工程中心,上海,200050 |
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| 摘 要： | 分析了LEO卫星系统对自适应调零天线的需求,针对地基干扰站对LEO卫星实施大功率阻塞式干扰的可行性进行了量化分析。在星载多波束天线的应用背景下,提出了适合LEO卫星的自适应调零天线的构架,给出了系统框图,并对相关问题进行了分析讨论。在此基础上,提出了凝视干扰波束的概念,极大地简化了LEO卫星调零天线在干扰调零后的波束重组的过程,并给出了波束重组过程的示意图。
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| 关 键 词： | 星载 调零天线 低轨卫星 |
Application of Adaptive Nulling Antenna on LEO Satellites |
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| ZHAO Xing-wei,LV Yuan,LIU Hui-jie,LIANG Xu-wen.Application of Adaptive Nulling Antenna on LEO Satellites[J].Communications Technology,2010,43(6):60-63,67. |
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| Authors: | ZHAO Xing-wei LV Yuan LIU Hui-jie LIANG Xu-wen |
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| Institution: | ZHAO Xing-wei,,LV Yuan,LIU Hui-jie,LIANG Xu-wen,(Shanghai Engineering Center for Microsatellites,Shanghai 200050,China,Shanghai Institute of Microsystem , Information Technology,China Academy of Sciences,China) |
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| Abstract: | The requirement of adaptive nulling antenna by LEO satellite is analyzed.Quantitative analysion on the feasibility of powerful blocking jamming by ground-based jamming station on LEO satellite is implemented.In the application background of multi-beam antenna on satellites,the framework of adaptive nulling antenna suitable to LEO satellite is proposed,the system diagram is given,some related issues are analyzed and discussed.Based on these,the concept of staring-jamming beam is proposed,which could greatly ... |
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| Keywords: | satellite nulling Antenna LEO |
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