Bandwidth-enhanced of a very simple circularly polarized square slot antenna with offset feed and modified ground plane

Jie Liu, Jian Ying Li, Rui Xu, Du Juan Wei

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In this paper, a simple wideband circularly polarized (CP) square slot antenna is presented. This antenna is made up of an offset-center 50-Ω microstrip-fed port and a modified ground plane. Both the impedance bandwidth (IBW) and the 3-dB axial ratio bandwidth (ARBW) are greatly improved after adjusting the position of microstrip-fed port. By appropriately adding and cutting on the ground plane, the ARBW is greatly broadened. To verify this design, the CP antenna is fabricated and measured. The measured results of the antenna exhibit an IBW of 101.5% (1.35∼4.13 GHz), an ARBW of 85.7% (1.6∼4.0 GHz). And the measured peak gain can reach 4.2 dBic. The proposed antenna is very suitable for wideband CP communication applications.

源语言英语
主期刊名2017 IEEE 6th Asia-Pacific Conference on Antennas and Propagation, APCAP 2017 - Proceeding
出版商Institute of Electrical and Electronics Engineers Inc.
1-3
页数3
ISBN(电子版)9781538616086
DOI
出版状态已出版 - 25 7月 2018
活动6th IEEE Asia-Pacific Conference on Antennas and Propagation, APCAP 2017 - Xi'an, 中国
期限: 16 10月 201719 10月 2017

出版系列

姓名2017 IEEE 6th Asia-Pacific Conference on Antennas and Propagation, APCAP 2017 - Proceeding

会议

会议6th IEEE Asia-Pacific Conference on Antennas and Propagation, APCAP 2017
国家/地区中国
Xi'an
时期16/10/1719/10/17

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