一种支持多种轨道高度卫星的移动通信终端设计  

Design of mobile communication terminal supporting multiple orbital altitude satellites

作　　者：柳树林 贾泽宇 刘婷婷 LIU Shulin;JIA Zeyu;LIU Tingting(Ministry of Emergency Management Big Data Center,Beijing 100070,China;Beijing Wuzi Univeresty,Beijing 101149,China)

机构地区：[1]应急管理部大数据中心,北京100070 [2]北京物资学院,北京101149

出　　处：《无线互联科技》2024年第16期1-5,22,共6页Wireless Internet Science and Technology

摘　　要：卫星移动通信具有覆盖范围广、传输距离远且不受地形影响等优点,得到了快速发展和广泛应用。通信终端是卫星移动通信的重要组成部分,通过与卫星及地面站进行无线链路交互,向用户提供话音、数据等多类业务。文章提出了一种适应高轨、低轨卫星的宽带终端设计及实现方案,从硬件、软件、流程等方面对终端的设计进行了详细阐述,并通过系统联试验证了终端的功能和性能。终端设计采用了硬件模块化、软件组件化、接口标准化等思路,并按照功能划分为不同分层,便于独立实现、升级和扩展。Satellite mobile communication has the advantages of wide coverage,long transmission distance,and being unaffected by terrain,and has been rapidly developed and widely applied.Communication terminals are an important component of the satellite communication system,providing users with various services such as voice and data through wireless link interaction with satellites and ground stations.This article presents a broadband terminal design and implementation scheme suitable for high orbit and low orbit satellites.The design of the terminal is elaborated in detail from hardware,software and process aspects,and the function and performance of the terminal are verified through system integration testing.The terminal design adopts ideas such as hardware modularization,software componentization,and interface standardization,and is divided into different layers according to functions,making it easy to independently implement,upgrade,and expand.

关 键 词：卫星移动通信 低轨卫星 宽带终端 波形设计 

分 类 号：TN927[电子电信—通信与信息系统]