A metasurface-based light-to-microwave transmitter for hybrid wireless communications

查看全文 作　　者：Xin Ge [1]Zhang;Ya Lun [1]Sun;Bingcheng [2,3,4]Zhu;Wei Xiang [1,3,4]Jiang;Qian [1]Yu;Han Wei [1]Tian;Cheng-Wei [5]Qiu;Zaichen [2,3,4]Zhang;Tie Jun [1]Cui

机构地区：[1]State Key Laboratory of Millimeter Waves,School of Information Science and Engineering,Southeast University,210096 Nanjing,China;[2]National Mobile Communications Research Laboratory,School of Information Science and Engineering,Southeast University,210096 Nanjing,China;[3]Frontiers Science Center for Mobile Information Communication and Security,Southeast University,210096 Nanjing,China;[4]Purple Mountain Laboratories,211111 Nanjing,China;[5]Department of Electrical and Computer Engineering,National University of Singapore,Singapore 117583,Singapore

出　　处：《Light(Science & Applications)》索引2022年第11卷第6期,共10页

基　　金：This work was supported by the National Key Research and Development Program of China(2017YFA0700201,2017YFA0700203,and 2016YFC0800401);the Major Project of the Natural Science Foundation of Jiangsu Province(BK20212002);the National Natural Science Foundation of China(61890544 and 61631007);the China National Postdoctoral Program for Innovative Talents(BX2021063);the China Postdoctoral Science Foundation(2021M700762);the Fundamental Research Funds for the Central Universities(2242021k30040);the Foundation of National Excellent Doctoral Dissertation of China(201444);the 111 Project(111-2-05). 摘　　要：Signal conversion plays an important role in many applications such as communication,sensing,and imaging.Realizing signal conversion between optical and microwave frequencies is a crucial step to construct hybrid communication systems that combine both optical and microwave wireless technologies to achieve better features,which are highly desirable in the future wireless communications.However,such a signal conversion process typically requires a complicated relay to perform multiple operations,which will consume additional hardware/time/energy resources.Here,we report a light-to-microwave transmitter based on the time-varying and programmable metasurface integrated with a high-speed photoelectric detection circuit into a hybrid.Such a transmitter can convert a light intensity signal to two microwave binary frequency shift keying signals by using the dispersion characteristics of the metasurface to implement the frequency division multiplexing.To illustrate the metasurface-based transmitter,a hybrid wireless communication system that allows dual-channel data transmissions in a light-to-microwave link is demonstrated,and the experimental results show that two different videos can be transmitted and received simultaneously and independently.Our metasurface-enabled signal conversion solution may enrich the functionalities of metasurfaces,and could also stimulate new information-oriented applications. 关键词：MICROWAVE SURFACE LIGHT

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A metasurface-based light-to-microwave transmitter for hybrid wireless communications

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