基于超材料的导波结构和天线综述  

Review on Metamaterial-based Guided Wave Structure and Antenna

作　　者：陈建锋 程强[1] CHEN Jianfeng;CHENG Qiang(School of Information Science and Engineering,Southeast University,Nanjing 210007,China)

机构地区：[1]东南大学信息科学与工程学院,江苏南京210007

出　　处：《无线电工程》2022年第2期192-199,共8页Radio Engineering

基　　金：国家重点研发计划(2017YFA0700201,2017YFA0700202,2017YFA0700203);国家自然科学基金(61631007,61571117,61138001,61371035,61722106,61731010,11227904);“111”项目(111-2-05)。

摘　　要：现代无线通信技术的发展为当代生活带来便利的同时,也对电子器件和天线的设计提出了新的挑战。超材料作为一种由亚波长结构组成的人工材料,因其独特的电磁调控特性受到了广泛关注。近年来,超材料技术已从单纯的理论研究逐步进入工程应用领域。以二维超表面为代表的电磁超材料已在5G通信技术中得到了应用,并投入到正兴起的6G技术研究中。在回顾超材料基本概念和研究方法的基础上,介绍了超材料对传统导波结构电磁器件和天线设计的创新,分析了其在加工制造和电性能等方面的突破,包括加工便利性、结构鲁棒性、传输稳定性以及辐射场自由控制等,展示了超材料技术在新兴领域中具有的应用潜力。The rapid development of modern wireless communication provides convenience to people’s life and meanwhile brings new challenges to the design of the electronic devices and antennas.As an artificial material composed of sub-wavelength structure,metamaterials have attracted extensive attention due to their unique ability to manipulate electromagnetic(EM)waves.Recently the metamaterial technology has gradually undergone the transition from theoretical research to engineering applications.Electromagnetic metamaterials represented by two-dimensional metasurface have been applied in 5G communication technology and put into the emerging research of 6G technology.The basic concepts and research methods of metamaterials have been overviewed.The innovation of metamaterials on electromagnetic devices with guided wave structure and antenna design is introduced.Its breakthroughs in processing,manufacturing and electrical performance are analyzed,including processing convenience,robustness in structure,stable transmission and radiation manipulation and their application potentials in emerging fields are demonstrated.

关 键 词：超材料 周期性加载 间隙波导 漏波天线 金属透镜 固定波束 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]