智能天地一体化网络的卫星跟踪测控技术综述

Overview of Satellite TT&C Technology for Intelligent Space-ground Integrat-ed Network

随着卫星互联网和我国航天测控技术的不断进步,航天测控网络朝着智能化、一体化的方向发展,在自主测控、资源分配等方面进展良好。因此,建立智能天地一体化的航天测控网是我国航天未来发展的重要目标。针对智能航天测控网中的跟踪测轨、遥测和遥控三个方面,分别介绍了相关原理与技术。同时,结合CCSDS提出的空间数据链路标准协议详细介绍了TM、TC、AOS、Proximity-1以及USLP标准,分析了不同标准所使用的技术与实际应用。本文从数据链路层和物理层的角度介绍了智能航天测控系统的工作原理及技术要求,为我国智能天地一体化卫星测控通信网的研究提供参考并予以展望。

With the continuous progress of satellite internet and China's aerospace TT&C technology,aerospace TT&C net-works are developing towards intelligence and integration,making great progress in autonomous TT&C,resource allocation,and other aspects.Therefore,establishing an intelligent space-ground integrated network is an important goal for the future development of China's aerospace industry.In this paper,the relevant principles and technologies of tracking orbit,telemetry,and telecommand in intelligent space TT&C network are introduced.At the same time,combined with the space data link standard protocol proposed by CCSDS,TM,TC,AOS,Proximity-1,and USLP standards are introduced in detail,and the technology and practical application of different standards are analyzed.This paper introduces the working principle and technical requirements of space TT&C system from the view of the data link layer and physical layer,and provides reference and prospects for the research of the intelligent space-ground integrated satellite TT&C communication network in China.