下一代毫米波无线局域网:愿景与关键使能技术  

Next-generation mmWave WLAN:vision and key enabling technologies

作　　者：范敏 邵思源 贺超[3] 王祥[3] 王海明[1,2] FAN Min;SHAO Siyuan;HE Chao;WANG Xiang;WANG Haiming(State Key Laboratory of Millimeter Waves,Southeast University,Nanjing 210096,China;Purple Mountain Laboratories,Nanjing 211111,China;Huawei Technologies Co.,Ltd.,Shenzhen 518129,China)

机构地区：[1]东南大学毫米波国家重点实验室,江苏南京210096 [2]网络通信与安全紫金山实验室,江苏南京211111 [3]华为技术有限公司,广东深圳518129

出　　处：《物联网学报》2023年第3期1-14,共14页Chinese Journal on Internet of Things

基　　金：国家自然科学基金资助项目(No.62271133)。

摘　　要：随着信息通信技术的快速发展和广泛部署,人类的生产生活以及社会治理向数字化、信息化、智能化方向不断深入演进。作为应用最广泛的无线通信技术之一,无线局域网(WLAN,wireless local area network)需要在吞吐量、可靠性、时延等关键性能上进一步突破,同时还需要具备感知、智能等新特性。毫米波(mmWave,millimeter wave)巨大的频率资源为无线局域网发展注入了新动能,但同时也带来了新的技术挑战和需求。首先,回顾了无线局域网的发展历程;其次,描述了未来无线局域网的网络结构、典型应用、发展方向和性能指标要求;然后,分析了毫米波频段无线信道特性及其对无线网络设计的新要求、新挑战;最后,对能够适应这些挑战和要求的一些潜在关键技术进行了探讨和展望。With the rapid development and wide applications of information and communication technologies,human production and life and social governance are evolving in the direction of digitizing,informatization,and intelligence.As one of the most widely applied wireless communication technologies,the wireless local area network(WLAN) needs to make further breakthroughs in the key performance such as data throughput,reliability,and latency and needs to add sensing functions and intelligence.The huge frequency resources of the millimeter wave(mmWave) band have injected new momentum into the development of WLAN.But the mmWave WLAN has also brought new technical challenges and requirements.Firstly,the WLAN development history was reviewed,and network structures,typical applications,development directions,and performance index requirements of WLAN in the future were summarized.Then,the characteristics of wireless channels in the mmWave band were given,and the new requirements and challenges for mmWave WLAN design were analyzed.Finally,some potential key technologies that may meet these challenges and requirements were discussed and prospected.

关 键 词：无线局域网 毫米波 中心化/云无线—光接入网 分布式网络架构 通信感知一体化 

分 类 号：TN92[电子电信—通信与信息系统] TP393[电子电信—信息与通信工程]