Wideband Planar Inverted-F MIMO Antenna with High Isolation

被引:2
|
作者
Tang, Zhaoyang [1 ]
Wang, Bo [1 ]
Yin, Yingzeng [1 ]
Lian, Ruina [1 ]
机构
[1] Xidian Univ, Natl Key Lab Antennas & Microwave Technol, Xian 710071, Shaanxi, Peoples R China
来源
PROGRESS IN ELECTROMAGNETICS RESEARCH LETTERS | 2015年 / 51卷 / 67-72期
关键词
Compendex;
D O I
10.2528/PIERL14121510
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A wideband planar inverted-F MIMO antenna with high isolation is proposed in this letter. The proposed MIMO antenna consists of two back-to-back planar inverted-F antennas and a fork-shaped decoupling stub. The two planar inverted-F antennas are merged together with a shorting strip connected to the ground plane. In order to enhance the isolation, a fork-shaped decoupling stub connected to the ground plane through shorting pins is introduced, and the impedance matching is significantly improved simultaneously. The proposed antenna prototype is fabricated and measured, and a compact size of 28 x 26 mm(2) makes the proposed antenna be easily integrated in a MIMO system. Measured results show that the measured bandwidth for broken vertical bar S-11 broken vertical bar less than -10 dB covers from 5.05 GHz to 6.23GHz, and the measured isolation is higher than 20 dB in the whole working frequency band.
引用
收藏
页码:67 / 72
页数:6
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