A Planar Wideband Microstrip Patch Antenna for UHF RFID Tag

被引:0
|
作者
Bashri, M. S. R. [1 ]
Ibrahimy, M. I. [1 ]
Motakabber, S. M. A. [1 ]
机构
[1] IIUM, Dept Elect & Comp Engn, Kuala Lumpur 53100, Malaysia
关键词
Complex impedance matching; metallic objects; patch antenna; radio frequency identification (RFID); ultra-high frequency (UHF); METALLIC SURFACES; COUPLED FEED; DESIGN; OBJECTS;
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
In this research, a planar wideband microstrip patch antenna for passive radio frequency identification (RFID) tag is proposed. To enable universal operation by covering the operating frequency of ultra-high frequency (UHF) RFID band from 860 MHz to 960 MHz, two C-shaped patches are employed. Both of the patches are inductively coupled fed by a rectangular loop feeding network for complex impedance matching with the referenced microchip impedance. The proposed antenna is designed for tagging metallic objects. To simplify the fabrication process and to reduce cost, a planar antenna structure is chosen over multi or cross layered configuration. The simulation and measurement results show impedance bandwidth of 159 MHz and 155 MHz (Return loss >= 3 dB) respectively when mounted on metal plate.
引用
收藏
页码:302 / 306
页数:5
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