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基于复合左右手传输线的小型天线
引用本文:吴瑞坤,张冶文.基于复合左右手传输线的小型天线[J].桂林工学院学报,2012(1):126-130.
作者姓名:吴瑞坤  张冶文
作者单位:1. 福建师范大学福清分校电子与信息工程系,福建福清350300
2. 同济大学物理系&先进微结构材料教育部重点实验室,上海200092
基金项目:国家重点基础研究发展计划项目(2011CB922001);国家自然科学基金项目(10904032);福建省教育厅项目(JK2011064)
摘    要:设计了一种基于复合左右手传输线的小型天线,在对微带漏波天线理论分析的基础上,对天线模型进行仿真,对实物天线进行了测试。研究发现,复合左右手特异性材料微带漏波天线工作于左手区时,电磁波辐射主要发生在天线前几个单元。根据这一规律,设计了一个小型的微带漏波天线,经实验验证有较好的性能,工作于左手区时可以实现电控波束扫描。

关 键 词:特异性材料  漏波天线  瞬态仿真

Compact Antenna Based on Composite Right/Left-Handed Transmission Line
WU Rui-kun,ZHANG Ye-wen.Compact Antenna Based on Composite Right/Left-Handed Transmission Line[J].Journal of Guilin University of Technology,2012(1):126-130.
Authors:WU Rui-kun  ZHANG Ye-wen
Affiliation:1. Department of Electric and Information Engineering, Fuqing Branch of Fujian Normal University, Fujian 350300, China; 2. a. Department of Physics; b. Key Laboratory of Advanced Microstructure Materials, Ministry of Education, Tongfi University, Shanghai 200092, China)
Abstract:Compact antenna is presented based on the composite right/left-handed metamaterials, by miniaturi- zation method. By the theoretical analysis on microstrip leaky-wave antenna, the antenna model simulation and the physical antenna test, it is found that the composite right/left-handed metamaterials microstrip leaky-wave antenna radiation appears mainly in the first antenna elements at the left-hand zone. According to this law, a compact microstrip leaky-wave antenna is designed. Better performance of the antenna is verified by experi- ments, the scanning direction of the antenna radiation beam can he controlled by electronically at the left-hand zone.
Keywords:metamaterials  leaky-wave antenna  transient simulation
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