Planar UHF RFID Tag Antenna With Open Stub Feed for Metallic Objects

被引:57
|
作者
Mo, Lingfei [1 ]
Qin, Chunfang [1 ,2 ]
机构
[1] Zhejiang Univ, State Key Lab Ind Control Technol, Dept Control Sci & Engn, Hangzhou 310027, Peoples R China
[2] Guangxi Univ Nationalities, Nanning 530006, Peoples R China
关键词
Antennas; impedance matching; planar antenna; radio frequency identification (RFID); tag; DESIGN;
D O I
10.1109/TAP.2010.2052570
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
An open stub feed planar patch antenna is proposed for UHF RFID tag mountable on metallic objects. Compared to conventional short stub feed patch antenna used for UHF RFID tag, the open stub feed patch antenna has planar structure which can decrease the manufacturing cost of the tags. Moreover, the open stub feed makes the impedance of the patch antenna be tuned in a large scale for conjugate impedance matching. Modeling and simulation results are presented which are in good agreement with the measurement data. Finally, differences between the open stub feed patch antenna and the short stub feed patch antenna for UHF RFID tag are discussed.
引用
收藏
页码:3037 / 3043
页数:7
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