Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of People

This paper introduces a small-size, low-profile wearable radiator based on the coupled patches and vertically folded patches techniques for application as a tag antenna for identification of people in the European UHF RFID band. The electric field distribution comes out dominantly from the central c...

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Main Authors: Milan Svanda, Milan Polivka
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:International Journal of Antennas and Propagation
Online Access:http://dx.doi.org/10.1155/2014/509768
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author Milan Svanda
Milan Polivka
author_facet Milan Svanda
Milan Polivka
author_sort Milan Svanda
collection DOAJ
description This paper introduces a small-size, low-profile wearable radiator based on the coupled patches and vertically folded patches techniques for application as a tag antenna for identification of people in the European UHF RFID band. The electric field distribution comes out dominantly from the central coupling slot, and thus the electric properties of the radiator are almost unaffected by the human body to which the antenna is intended to be attached. Accordingly, with the relative size 0.14×0.12×0.009 λ0 at 866 MHz (50×40×3.04 mm3), the antenna exhibits total efficiency better than 50%, even if it is attached directly to a person.
format Article
id doaj-art-d52d49496ae5485cae01e9ddc0c91ef6
institution Kabale University
issn 1687-5869
1687-5877
language English
publishDate 2014-01-01
publisher Wiley
record_format Article
series International Journal of Antennas and Propagation
spelling doaj-art-d52d49496ae5485cae01e9ddc0c91ef62025-02-03T06:00:06ZengWileyInternational Journal of Antennas and Propagation1687-58691687-58772014-01-01201410.1155/2014/509768509768Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of PeopleMilan Svanda0Milan Polivka1Faculty of Electrical Engineering, Czech Technical University in Prague, Technická 2, 166 27 Prague 6, Czech RepublicFaculty of Electrical Engineering, Czech Technical University in Prague, Technická 2, 166 27 Prague 6, Czech RepublicThis paper introduces a small-size, low-profile wearable radiator based on the coupled patches and vertically folded patches techniques for application as a tag antenna for identification of people in the European UHF RFID band. The electric field distribution comes out dominantly from the central coupling slot, and thus the electric properties of the radiator are almost unaffected by the human body to which the antenna is intended to be attached. Accordingly, with the relative size 0.14×0.12×0.009 λ0 at 866 MHz (50×40×3.04 mm3), the antenna exhibits total efficiency better than 50%, even if it is attached directly to a person.http://dx.doi.org/10.1155/2014/509768
spellingShingle Milan Svanda
Milan Polivka
Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of People
International Journal of Antennas and Propagation
title Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of People
title_full Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of People
title_fullStr Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of People
title_full_unstemmed Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of People
title_short Small-Size Wearable High-Efficiency TAG Antenna for UHF RFID of People
title_sort small size wearable high efficiency tag antenna for uhf rfid of people
url http://dx.doi.org/10.1155/2014/509768
work_keys_str_mv AT milansvanda smallsizewearablehighefficiencytagantennaforuhfrfidofpeople
AT milanpolivka smallsizewearablehighefficiencytagantennaforuhfrfidofpeople