数字编码超表面:迈向电磁功能的可编程与智能调控

蒋卫祥 田翰闱 宋超 张信歌

蒋卫祥, 田翰闱, 宋超, 等. 数字编码超表面:迈向电磁功能的可编程与智能调控[J]. 雷达学报, 2022, 11(6): 1003–1019. doi: 10.12000/JR22167
引用本文: 蒋卫祥, 田翰闱, 宋超, 等. 数字编码超表面:迈向电磁功能的可编程与智能调控[J]. 雷达学报, 2022, 11(6): 1003–1019. doi: 10.12000/JR22167
JIANG Weixiang, TIAN Hanwei, SONG Chao, et al. Digital coding metasurfaces: toward programmable and smart manipulations of electromagnetic functions[J]. Journal of Radars, 2022, 11(6): 1003–1019. doi: 10.12000/JR22167
Citation: JIANG Weixiang, TIAN Hanwei, SONG Chao, et al. Digital coding metasurfaces: toward programmable and smart manipulations of electromagnetic functions[J]. Journal of Radars, 2022, 11(6): 1003–1019. doi: 10.12000/JR22167

数字编码超表面:迈向电磁功能的可编程与智能调控

doi: 10.12000/JR22167
基金项目: 国家自然科学基金(61890544),中央高校基本科研业务费专项资金(2242022k30004)
详细信息
    作者简介:

    蒋卫祥,青年首席教授、博士生导师,研究方向为电磁超材料、透镜天线及光调控信息超表面

    田翰闱,博士生,主要研究方向为透镜天线与可编程超表面

    通讯作者:

    蒋卫祥 wxjiang81@seu.edu.cn

  • 责任主编:李龙 Corresponding Editor: LI Long
  • 中图分类号: TN82

Digital Coding Metasurfaces: Toward Programmable and Smart Manipulations of Electromagnetic Functions

Funds: The National Natural Science Foundation of China (61890544), The Fundamental Research Funds for the Central Universities (2242022k30004)
More Information
  • 摘要: 数字编码超表面是超材料与超表面领域的重要研究分支。通过数字编码方法替代等效媒质理论来表征超表面,不仅有效简化了超表面设计,而且建立了数字信息与超材料物理的联系。该文系统梳理数字编码超表面的发展历程,重点介绍其在可编程与智能电磁调控领域的最新研究进展。首先,详细介绍数字编码超表面的基本概念以及基于数字编码超表面的信息论研究;然后,具体介绍可编程超表面的工作原理和实现方式以及可编程超表面的不同研究方向,包括辐射式可编程超表面、多维度可编程超表面、时域数字编码超表面与新体制通信系统;接着,介绍智能超表面的最新研究进展,展示其环境感知与自适应电磁调控能力;最后,对超表面的未来发展进行讨论与展望。

     

  • 图  1  1比特数字编码超表面原型[37]

    Figure  1.  1-bit digital coding metasurface prototype[37]

    图  2  超材料信息论

    Figure  2.  Metamaterial information theory

    图  3  可编程超表面原型[37]

    Figure  3.  Programmable metasurface prototype[37]

    图  4  加载变容管的非线性相位分布可编程超表面[46]

    Figure  4.  Nonlinearly-phased programmable metasurface loaded with varactors[46]

    图  5  毫米波与太赫兹可编程超表面

    Figure  5.  Millimeter-wave and terahertz programmable metasurfaces

    图  6  无源辐射式超表面

    Figure  6.  Passive radiation-type metasurfaces

    图  7  动态可重构与可编程辐射式超表面

    Figure  7.  Dynamically reconfigurable and programmable radiation-type metasurfaces

    图  8  多维度可编程超表面

    Figure  8.  Multi-dimensional programmable metasurfaces

    图  9  时域数字编码超表面与新体制通信系统

    Figure  9.  Time-domain digital coding metasurfaces and new wireless communication systems

    图  10  智能超表面

    Figure  10.  Smart metasurfaces

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出版历程
  • 收稿日期:  2022-08-09
  • 修回日期:  2022-11-25
  • 网络出版日期:  2022-12-07
  • 刊出日期:  2022-12-28

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