电调微波带通滤波器的研究进展  

Progress in electrically tunable microwave bandpass filters

作　　者：曹良足 王莉雅 殷丽霞 CAO Liangzu;WANG Liya;YIN Lixia(School of Mechanical and Electrical Engineering,Jingdezhen Ceramics Institute,Jingdezhen 333403,Jiangxi Province,China;Jingdezhen University,Jingdezhen 333000,Jiangxi Province,China)

机构地区：[1]景德镇陶瓷大学机电学院,江西景德镇333403 [2]景德镇学院,江西景德镇333000

出　　处：《电子元件与材料》2019年第1期9-15,共7页Electronic Components And Materials

基　　金：国家自然科学基金项目(61661023);景德镇陶瓷大学博士启动科研项目;江西省自然科学基金项目(20151BAB207014)

摘　　要：电调滤波器是当前微波滤波器的研究热点,它们取代滤波器组可减小整机体积和降低设计复杂度。本文从电调滤波器的分类着手,分别综述变容管电调滤波器、铁电薄膜电调滤波器、微机电系统(MEMS)电调滤波器和压电换能器电调滤波器的结构和性能,并分析各自的特点。最后,提出电调滤波器的发展趋势。As a hot research topic in microwave filters,electrically tunable filters could replace the filter banks and reduce the volume of the system and the complexity of the design.This paper starts with the classification of electrically tunable filters.The structure and performance of varactor tunable filters,ferroelectric thin film tunable filters,micro electromechanical system tunable filters and piezoelectric transducer tunable filters is reviewed and analyzed,respectively.Finally,the development trends of the tunable filters are prodicted.

关 键 词：电调滤波器 电调元件 综述 变容管 铁电薄膜 MEMS 

分 类 号：TN713[电子电信—电路与系统]