基于DVB-S2X协议的低轨卫星通信性能仿真分析  

Simulation analysis of low⁃orbit satellite communication performance based on DVB⁃S2X protocol

作　　者：王磊[1,2] 王勇[1,2] 赵青松[1,2] 虞海秀[1,2] Wang Lei;Wang Yong;Zhao Qingsong;Yu Haixiu(College of Electronic Engineering,National University of Defense Technology,Hefei 230037,Anhui,China;Anhui Province Key Laboratory of Electronic Restriction,Hefei 230037,Anhui,China)

机构地区：[1]国防科技大学电子对抗学院,安徽合肥230037 [2]安徽省电子制约技术重点实验室,安徽合肥230037

出　　处：《航天电子对抗》2024年第2期43-47,共5页Aerospace Electronic Warfare

摘　　要：介绍了DVB-S2X标准,重点分析了其中高阶调制技术的基本原理和星座映射,在进行星地链路分析的基础上,构建了DVB-S2X标准低轨卫星通信仿真模型,针对DVB-S2X标准中16APSK、32APSK、64APSK调制信号开展仿真试验,以误码率和丢帧率为指标进行通信性能分析。The DVB-S2X protocol is introduced,and the basic principles of higher-order modulation technique and constellation mapping are analyzed.A simulation model of low-orbit satellite communication based on DVB-S2X protocol is constructed on the basis of satellite-to-ground link analysis.Simulation experiment is carried out for the 16APSK,32APSK and 64APSK of the DVB-S2X protocol.The bit error rate and frame loss rate are used as indicators to analyze the communication performance.

关 键 词：DVB-S2X 低轨卫星 通信性能 误码率 丢帧率 

分 类 号：TN975[电子电信—信号与信息处理] V474.21[电子电信—信息与通信工程]