薄膜铌酸锂声光调制器的研究进展(特邀)  

Progress of Thin-Film Lithium Niobate Acousto-Optic Modulators(Invited)

作　　者：黄继莹 万磊 陈承渝 陈玉萍 李朝晖 Huang Jiying;Wan Lei;Chen Chengyu;Chen Yuping;Li Zhaohui(School of Physics,Ningxia University,Yinchuan 750021,Ningxia,China;Department of Electronic Engineering,College of Information Science and Technology,Jinan University,Guangzhou 510632,Guangdong,China;State Key Laboratory on Advanced Optical Communication Systems and Networks,Department of Physics and Astronomy,Shanghai Jiao Tong University,Shanghai 200240,China;Guangdong Provincial Key Laboratory of Optoelectronic Information Processing Chips and Systems,Sun Yat-sen University,Guangzhou 510275,Guangdong China;Southern Marine Science and Engineering Guangdong Laboratory(Zhuhai),Zhuhai 519000,Guangdong,China)

机构地区：[1]宁夏大学物理学院,宁夏银川750021 [2]暨南大学信息科学技术学院电子工程系,广东广州510632 [3]区域光纤通信网与新型光通信系统国家重点实验室,上海交通大学物理与天文学院,上海200240 [4]中山大学光电子信息处理芯片与系统广东省重点实验室,广东广州510275 [5]南方海洋科学与工程广东实验室,广东珠海519000

出　　处：《激光与光电子学进展》2024年第11期71-83,共13页Laser & Optoelectronics Progress

基　　金：国家自然科学基金(62175095,62335014,12134009);广州市基础与应用基础研究计划项目(2024A04J9898)。

摘　　要：声表面波驱动的片上集成声光调制器因其体积小、高效率、低能耗、易集成等优点,成为微波到光波高效转换的关键技术。总结了薄膜铌酸锂声光调制器的最新研究进展,重点关注其在微波光子信息处理领域的应用。首先,介绍了薄膜铌酸锂声光调制器的基本原理。然后,回顾了近些年来薄膜铌酸锂声光调制器的关键研究成果,包括调制速度、调制效率、光机耦合系数等性能指标的提升和优化。最后,还探讨了薄膜铌酸锂声光调制器在滤波器、声光频移与激光雷达、隔离器、微波-光波转换方面的应用潜力,并对片上声光调制器的未来研究趋势进行了简单的展望。Surface acoustic wave-driven on-chip integrated acousto-optic modulators have become the critical technique in microwave-to-optical conversion due to their small footprint,high efficiency,low power consumption,and easy integration.In this paper,we summarize the recent progress of thin-film lithium niobate(TFLN)acousto-optic modulators,and mainly focus on their applications in microwave photon information processing.First,we introduce the basic principles of the TFLN acoustic-optic modulators.Then,we review the key research achievements in recent years,including the improvement and optimization of performance parameters such as modulation speed,modulation efficiency,and optomechanical coupling rate.Lastly,we discuss the potential applications of TFLN acousto-optic modulators with respect to the filter,frequency shifter,LiDAR,optical isolator,and microwave-optical conversion.The development trends of the TFLN acousto-optic modulators in the future are also briefly provided.

关 键 词：薄膜铌酸锂 声光调制 光机耦合 微波-光波转换 

分 类 号：TN256[电子电信—物理电子学]