Design of a miniaturized ultra-wideband compound spiral antenna

Na Liu, Pengfei Yang, Weijiang Wang

科研成果: 会议稿件论文同行评审

13 引用 (Scopus)

摘要

This paper presents an ultra-wideband compound spiral antenna fed by a wideband balun. The antenna is studied as an isolated element and as a part of a spiral-based ground-penetrating radar (GPR) detection system. The geometry of this antenna combine equiangular spiral and Archimedean spiral smoothly. The outer of spiral line is made a complex deformation. Moreover, an especial reflection cavity is used to achieve a good directionality. The final antenna has a size of φ 60mm × 60mm, which is only 10.9% than the conventional planar spiral antenna. Result shows the antenna achieved a good performance of VSWR, axial ratio and gain from 1GHz∼18.5GHz, which meets the needs of the UWB GPR detection system.

源语言英语
255-258
页数4
DOI
出版状态已出版 - 2013
活动2013 3rd IEEE International Conference on Microwave Technology and Computational Electromagnetics, ICMTCE 2013 - Qingdao, 中国
期限: 27 8月 201329 8月 2013

会议

会议2013 3rd IEEE International Conference on Microwave Technology and Computational Electromagnetics, ICMTCE 2013
国家/地区中国
Qingdao
时期27/08/1329/08/13

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