存量5G手机直连低轨卫星通信技术研究  

Research on Technologies of Existing 5G Mobile Phone Direct Accessing to LEO Satellite Communication

作　　者：孙晓南 周世东[2] 侯利明 康绍莉 Sun Xiaonan;Zhou Shidong;Hou Liming;Kang Shaoli(C-ICT Mobile Communication Technology Co.,Ltd.,Beijing 100083,China;Tsinghua University,Beijing 100084,China)

机构地区：[1]中信科移动通信技术股份有限公司,北京100083 [2]清华大学,北京100084

出　　处：《信息通信技术》2023年第5期22-31,共10页Information and communications Technologies

基　　金：国家重点研发计划(2020YFB1807900);湖北省科技创新人才及服务专项科技服务人才类项目“面向下一代移动通信系统(6G)的关键技术研究”(项目号2022EJD016)。

摘　　要：随着手机直连卫星成为业界热点,业界正在积极探讨采用怎样的技术路线去进行实现。文章针对手机直连卫星的潜在技术路线分析,重点探讨其中的存量5G手机直连低轨卫星技术路线的可行性,详细分析该技术路线面临的技术挑战和涉及的关键技术,从而为存量5G手机直连低轨卫星的系统设计提供参考。As the mobile phone direct accessing satellite has become a hot spot in the industry,researchers are actively exploring what technical routes can achieve the goal.Based on the analysis of potential technological routes for direct connection of mobile phones to satellites,this article focuses on exploring feasibility of the technology route about the existing 5G mobile phone direct accessing to low earth orbit satellites,and analyzes the technical challenges and key technologies of this technology route in detail,so as to provide important suggestions for the future system design.

关 键 词：手机直连卫星 存量5G终端 低轨卫星通信 

分 类 号：TN927.2[电子电信—通信与信息系统]