Radiation Pattern Reconfigurable Antenna for IoT Devices

Based on the characteristic mode theory, a versatile radiation pattern reconfigurable antenna is proposed. The analysis starts from two parallel metallic plates with the same and different dimensions. By means of two PIN diodes, the size of one of the parallel metallic plates can be modified and con...

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Main Authors: Zakaria Mahlaoui, Eva Antonino-Daviu, Miguel Ferrando-Bataller
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:International Journal of Antennas and Propagation
Online Access:http://dx.doi.org/10.1155/2021/5534063
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author Zakaria Mahlaoui
Eva Antonino-Daviu
Miguel Ferrando-Bataller
author_facet Zakaria Mahlaoui
Eva Antonino-Daviu
Miguel Ferrando-Bataller
author_sort Zakaria Mahlaoui
collection DOAJ
description Based on the characteristic mode theory, a versatile radiation pattern reconfigurable antenna is proposed. The analysis starts from two parallel metallic plates with the same and different dimensions. By means of two PIN diodes, the size of one of the parallel metallic plates can be modified and consequently the behavior of the radiation pattern can be switched between bidirectional and unidirectional radiation patterns. Moreover, a SPDT switch is used to adjust the frequency and match the input impedance. The reconfigurable antenna prototype has been assembled and tested, and a good agreement between simulated and measured results is obtained at 2.5 GHz band which fits the IoT applications.
format Article
id doaj-art-300d1b30d2e4446f9f57e693e20f3c77
institution Kabale University
issn 1687-5877
language English
publishDate 2021-01-01
publisher Wiley
record_format Article
series International Journal of Antennas and Propagation
spelling doaj-art-300d1b30d2e4446f9f57e693e20f3c772024-12-02T07:41:30ZengWileyInternational Journal of Antennas and Propagation1687-58772021-01-01202110.1155/2021/55340635534063Radiation Pattern Reconfigurable Antenna for IoT DevicesZakaria Mahlaoui0Eva Antonino-Daviu1Miguel Ferrando-Bataller2Instituto de Telecomunicaciones y Aplicaciones MultimediaInstituto de Telecomunicaciones y Aplicaciones MultimediaInstituto de Telecomunicaciones y Aplicaciones MultimediaBased on the characteristic mode theory, a versatile radiation pattern reconfigurable antenna is proposed. The analysis starts from two parallel metallic plates with the same and different dimensions. By means of two PIN diodes, the size of one of the parallel metallic plates can be modified and consequently the behavior of the radiation pattern can be switched between bidirectional and unidirectional radiation patterns. Moreover, a SPDT switch is used to adjust the frequency and match the input impedance. The reconfigurable antenna prototype has been assembled and tested, and a good agreement between simulated and measured results is obtained at 2.5 GHz band which fits the IoT applications.http://dx.doi.org/10.1155/2021/5534063
spellingShingle Zakaria Mahlaoui
Eva Antonino-Daviu
Miguel Ferrando-Bataller
Radiation Pattern Reconfigurable Antenna for IoT Devices
International Journal of Antennas and Propagation
title Radiation Pattern Reconfigurable Antenna for IoT Devices
title_full Radiation Pattern Reconfigurable Antenna for IoT Devices
title_fullStr Radiation Pattern Reconfigurable Antenna for IoT Devices
title_full_unstemmed Radiation Pattern Reconfigurable Antenna for IoT Devices
title_short Radiation Pattern Reconfigurable Antenna for IoT Devices
title_sort radiation pattern reconfigurable antenna for iot devices
url http://dx.doi.org/10.1155/2021/5534063
work_keys_str_mv AT zakariamahlaoui radiationpatternreconfigurableantennaforiotdevices
AT evaantoninodaviu radiationpatternreconfigurableantennaforiotdevices
AT miguelferrandobataller radiationpatternreconfigurableantennaforiotdevices