太赫兹混频器技术研究进展  

Research Progress of Terahertz Mixer Technology

作　　者：周健[1] 尤立星[1] 彭炜 王镇[1] Zhou Jian;You Lixing;Peng Wei;Wang Zhen(Laboratory of Superconductor Electronics,Shanghai Institute of Microsystem and Information Technology,Chinese Academy of Sciences,Shanghai 200050,China)

机构地区：[1]中国科学院上海微系统与信息技术研究所超导电子学实验室,上海200050

出　　处：《激光与光电子学进展》2023年第18期131-147,共17页Laser & Optoelectronics Progress

基　　金：国家自然科学基金重点项目(6173000272)。

摘　　要：太赫兹混频器可通过本征信号与原信号混合,经频率变换,实现频谱探测、超分辨成像和天文信号高灵敏探测,在太赫兹频谱识别、太赫兹安检、射电天文探测等领域具有重要应用前景.本文首先介绍了太赫兹混频器的基本原理、分类、主流技术方案;其次针对太赫兹混频器超灵敏化、高频化、中频宽带化和小型化集成的应用需求,分析了国内外太赫兹混频器设计与制作技术的发展动态;最后归纳了太赫兹混频器的应用状况、技术挑战和可能的解决方案,以便阐明三类太赫兹混频器的技术特点和技术发展趋势.Terahertz mixers can mix the original signal with the intrinsic signal and transform the frequency to achieve spectrum detection,super-resolution imaging,and highly sensitive detection of astronomical signals,which have important potential applications in terahertz spectrum identification,terahertz security inspection,and radio astronomical detection.First,this paper introduces the basic principle,classification,and main technical scheme of terahertz mixer.Second,according to the application requirements of ultra sensitivity,high frequency,intermediate frequency broadband,and miniaturization integration of terahertz mixers,the global development trends in the design and manufacturing technology of terahertz mixer are analyzed.Finally,the applicability,technical challenges,and possible solutions of terahertz mixers are summarized to elucidate the technical characteristics of three types of terahertz mixers and identify the technical development trends.

关 键 词：超快光学 太赫兹 混频器 

分 类 号：TN773[电子电信—电路与系统]