卫星频谱监测对接收系统的要求研究

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摘要:文章针C/Ku频段卫星转发器频谱监测问题,结合理论推导分析和工程实践经验,阐述了接收系统对天线口径以及线路损耗的要求,以期对行业内卫星接收系统的技术设计和项目建设提供一定的参考。
关键词:卫星通信;频谱监测;天线口径;线路损耗
doi:10.3969/J.ISSN.1672-7274.2022.08.002
中图分类号:TN 927+.2 文献标示码:A 文章编码:1672-7274(2022)08-000-04
Research of the Requirements of Satellite Spectrum Monitoring for Receiving Systems
LIU Yanxin, LIU Feifei, XIN Decheng, TAN Ruizhe
(China Satellite Communications Co., Ltd., Beijing 100094, China)
Abstract: The thesis investigates the issue of satellite transponder spectrum monitoring in the C/Ku band, combines theoretical derivation analysis and practical experience, and describes the requirements of the receiving system for antenna aperture and line loss, with a view to providing some reference for the technical design and project construction of satellite receiving systems in the industry.
Key words: satellite communication; spectrum monitoring; antenna diameter; line loss
0 引言
卫星通信是地球站之间利用卫星作为中继站的一种无线电通信方式,具有覆盖范围广、传输距离远、容量大等特点,在我国广播、电视、数据通信等业务中得到广泛应用和蓬勃发展。(剩余5125字)