低轨星座多波束相控阵天线研究进展与发展趋势  

Research progress and development trends on low-earth-orbit spaceborne multi-beam phased array antennas

作　　者：于立 雷柳洁 张凯[1] 万继响[1] 张乔杉 李岩[1] 龙毛 YU Li;LEI Liujie;ZHANG Kai;WAN Jixiang;ZHANG Qiaoshan;LI Yan;LONG Mao(China Academy of Space Technology(Xi’an),Xi’an 710000,China)

机构地区：[1]中国空间技术研究院西安分院,西安710000

出　　处：《空间电子技术》2022年第6期1-11,共11页Space Electronic Technology

基　　金：国家自然科学基金(编号:62271387)。

摘　　要：多波束相控阵天线是一种利用波束形成网络,同时实现多个独立的高增益波束的多波束天线,具有高灵活性和宽角度扫描等优点,是低轨通信卫星系统的核心载荷之一。旨在针对应用于低轨星座的星载多波束相控阵天线进行归纳和分析。对低轨星座多波束相控阵天线的发展历程、波束形成技术、关键技术进行了介绍,并对低轨星座多波束相控阵天线的未来发展趋势进行了分析,为我国未来低轨卫星星座建设提供技术参考。The multi-beam phased array antenna is a multi-beam antenna that utilizes a beamforming network to realize multiple independent high-gain beams at the same time,which is one of the primary loads of a low-earth-orbit(LEO)communication satellite system.It has the advantages of high flexibility and wide-angle scanning.The purpose of this paper is to summarize and analyze the spaceborne multi-beam phased array antenna used in LEO constellation.This paper introduces the development history,beamforming technology and key technologies of multi-beam phased array antenna in LEO constellation,and analyzes the future development trend of multibeam phased array antenna in LEO constellation,providing technical reference for future LEO satellite constellation construction.

关 键 词：低轨卫星星座 多波束相控阵 模拟波束形成 

分 类 号：V443[航空宇航科学与技术—飞行器设计] TN82[电子电信—信息与通信工程]