轨道角动量技术研究进展及其在5G-A和6G中的应用前景分析  

Research Progress of Orbital Angular Momentum Technology and Its Application in 5G-A and 6G

作　　者：王喜瑜 孙韵淇[1,2] 菅梦楠 杨军 陈艺戬 Wang Xiyu;Sun Yunqi;Jian Mengnan;Yang Jun;Chen Yijian(State Key Laboratory of Mobile Network and Mobile Multimedia Technology,Shenzhen 518055,China;ZTE Corporation,Shenzhen 518055,China)

机构地区：[1]移动网络和移动通讯多媒体技术国家重点实验室,深圳518055 [2]中兴通讯股份有限公司,深圳518055

出　　处：《信息通信技术》2024年第1期7-15,共9页Information and communications Technologies

基　　金：国家重点研发计划(No.2020YFB1807600)。

摘　　要：近年来,5G的建设取得了丰硕的成果。以3GPP为首的标准组织正在积极开展5G第二阶段(5G Advanced,5G-A)以及6G的候选技术及标准工作。电磁波的轨道角动量技术(Orbital Angular Momentum,OAM)是IMT-2030推进组在6G布局的重要研究方向,以其优异的理论容量性能在学术界和产业界获得了大量关注。文章总结OAM技术应用于通信的优势,例如可支持视距超多流并行传输,提升通信物理层安全,与智能超表面(Reconfigurable Intelligence Surface,RIS)技术结合赋能等,提出在大数据和工业互联网等应用场景下,利用OAM技术建立的超大规模无线数据中心将助力实现数据要素深度参与工业生产,提升全产业链生产效率,推动6G与产业协同发展。The construction of the Fifth-Generation Mobile Communication System(5G)has achieved fruitful results recently.Standard organizations like 3GPP are actively carrying out the work on candidate technologies and standards for the 5G Advanced(5G-A)phase and the Sixth-Generation Mobile Communication System(6G).The Orbital Angular Momentum(OAM)of electromagnetic waves is an important research direction in the 6G layout of the IMT-2030 promotion group,it has attracted a lot of attention in the academic and industrial circles due to its excellent theoretical capacity performance.OAM can support ultra-multi-stream parallel transmission over line-of-sight,enhance the physical layer security of communications,and can be combined with Reconfigurable Intelligent Surface(RIS)technology.Scenarios such as big data and the industrial internet,the establishment of ultra-large scale wireless data centers using OAM technology will help to realize the coordinated development of 6G with industry.

关 键 词：无线通信 轨道角动量 智能超表面 物理层安全 

分 类 号：TN929.5[电子电信—通信与信息系统]