【作者】 龚子良； 朱立东；

【Author】 GONG Ziliang;ZHU Lidong;National Key Laboratory of Science and Technology On Communications of UESTC;

【机构】 电子科技大学通信抗干扰全国重点实验室；

【摘要】 随着宽带卫星通信的迅速发展和商业竞争的加剧,人们对宽带卫星组网能力和系统容量的要求不断提升,超高容量和更高灵活性的高通量卫星不断占领市场并成为主要方向。本文首先介绍了高通量卫星(High Throughput Satellite,HTS)的基本概念并结合HTS的最新发展,分析了高通量卫星载荷的关键技术,包括多波束天线技术,跳波束通信技术,灵活载荷技术等,同时对HTS-GEO和HTS-LEO从覆盖性能、链路能力、成本等多方面进行对比分析,为我国新一代HTS系统的发展提供参考。更多还原

【Abstract】 With the rapid development of broadband satellites in the current era and the intensification of commercial competition,the requirements of networking capability and system capacity are constantly increasing,and high-throughput satellites with ultra-high capacity and higher flexibility continue to occupy the market and become the main direction.First,the basic concept and composition basis of HTS are introduced,and the key technologies of high-throughput satellite payloads are analyzed in combination with the latest development of HTS.It mainly includes multi-beam antenna technology,hopping beam communication technology,flexible load technology,etc.At the same time,it continues to compare and analyze the HHS-GEO and HHTS-LEO from the aspects of coverage,link capability,scenario,cost,etc.,and aims to provide reference for the development of China’s new generation of HTS system for future development.更多还原