AMC-Loaded Wideband Base Station Antenna for Indoor Access Point in MIMO System

被引:57
作者
Li, Guihong [1 ]
Zhai, Huiqing [1 ]
Li, Long [1 ]
Liang, Changhong [1 ]
Yu, Rongdao [2 ]
Liu, Sheng [2 ]
机构
[1] Xidian Univ, Sch Elect Engn, Natl Key Lab Antennas & Microwave Technol, Xian 710071, Peoples R China
[2] Huawei Technol Co Ltd, Shenzhen 518129, Peoples R China
关键词
Artificial magnetic conductor (AMC); compact volume; good isolation; indoor base station; multiple-input multiple-output (MIMO) system; sixteen elements; POLARIZED PATCH ANTENNA; COMPACT; DESIGN;
D O I
10.1109/TAP.2014.2378316
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
Wideband indoor base station antenna (operating at 5.2 /5.8 GHz WLAN and 5.5 GHz WiMAX), loaded with artificial magnetic conductor (AMC), is proposed for multiple-input multiple-output (MIMO) system. The MIMO system has sixteen elements, and each element has a pair of folded dipoles, fed by a coupling E-shape microstrip feedline. Periodical AMC surfaces are introduced underneath the dipole elements to achieve unidirectional radiation and low profile. They also contribute to antenna miniaturization and bandwidth enhancement. The MIMO system has the advantages of wide bandwidth, good isolation, enhanced radiation, and low correlation, all within a compact volume. The MIMO array was fabricated and tested, and the results are in good agreement with those of the simulations.
引用
收藏
页码:525 / 533
页数:9
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