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http://dx.doi.org/10.5394/KINPR.2009.33.1.051

Design of High Sensitive Broadband Tag Antenna for RFID System in UHF Band  

Park, Gun-Do (Graduate school of National Korea University)
Min, Kyeong-Sik (Department of Radio Communication Engineering Korea maritime University)
Abstract
This paper presents the design of high sensitive/broadband tag antenna for Radio Frequency Identification (RFID) in Ultra High Frequency(UHF) band. A proposed tag antenna size is $60\;mm\;{\times}\;10\;mm\;{\times}\;1\;mm$. The resonant frequency is 910MHz and bandwidth is about 900 MHz at -10 dB below. The measured return loss and directional pattern have been confirmed a good agreement with the calculation results. The read range of proposed tag antenna with chip is observed about 6.5 m and proposed tag antenna has been observed an average 0.5 m for more than read range of the commercial tag antenna.
Keywords
RFID; tag; antenan; UHF band; Broadband; High sensitive; read range; Chip;
Citations & Related Records
Times Cited By KSCI : 1  (Citation Analysis)
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