一种L/C 双频段盘锥和微带阵列的天线综合设计  

A composite antenna design of discone and microstrip array in L/C frequency band

作　　者：王博 芮锡[2] 钟志浩 Wang Bo;Rui Xi;Zhong Zhihao(COMAC Shanghai Aircraft Customer Service Co.,Ltd.,Shanghai 201100,China;Southwest China Institute of Electronic Technology,Chengdu 610036,China)

机构地区：[1]中国商飞上海飞机客户服务有限公司,上海201100 [2]中国西南电子技术研究所,四川成都610036

出　　处：《电子技术应用》2023年第9期1-4,共4页Application of Electronic Technique

摘　　要：设计了一种工作于L、C频段的复合天线,天线采用盘锥天线和微带阵列叠层复合设计。盘锥天线通过加载金属短路柱实现小型化和宽频化,在0.95~1.6 GHz辐射水平全向电磁波;微带天线采用2×2小型化阵列,在4.25~4.35 GHz实现高增益定向电磁波辐射。该复合天线内嵌安装于金属腔体内,腔体直径为200 mm,高度为26.5 mm,易与蒙皮共形,能够同时满足L频段多种数据链功能和C频段无线电测高功能需求,可广泛应用于航空航天领域。In this paper,a composite antenna working in L and C bands is designed.The antenna adopts the composite design of discone antenna and microstrip array gold layer.By loading metal short circuit pull,the discone antenna is miniaturized and broadband,it can transmit horizontally polarized omnidirectional electromagnetic waves at 0.95 to 1.6 GHz.The 2×2 microstirp array transmits high-gain directional electromagnetic waves at 4.25 to 4.35 GHz.The composite antenna is embedded in a metal cavity with a diameter of 200 mm and a height of 26.5 mm,which is easy to conform with the aircraft skin.It can meet the requirements of L-band database function and C-band radio altimetry function.The antenna can be widely used in aviation and aerospace fields.

关 键 词：复合天线 微带阵列 盘锥天线 多频天线 

分 类 号：TN82[电子电信—信息与通信工程]