Performance Analysis of an F-Shaped Antenna for Wireless Applications

The wide-band circularly polarised (CP) monopole antenna structure described in this article combines a defective ground plane with an f-shaped radiating monopole that is intended for impedance bandwidth and high axial ratio bandwidth (IBW). The faulty ground structure is etched as twin rectangular...

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Main Authors: A. Gokula Chandar, S. Kannadhasan, R. Nagarajan, Parameswari Subbian, Mahtab Mashuq Tonmoy
Format: Article
Language:English
Published: Wiley 2023-01-01
Series:International Journal of Antennas and Propagation
Online Access:http://dx.doi.org/10.1155/2023/8723069
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author A. Gokula Chandar
S. Kannadhasan
R. Nagarajan
Parameswari Subbian
Mahtab Mashuq Tonmoy
author_facet A. Gokula Chandar
S. Kannadhasan
R. Nagarajan
Parameswari Subbian
Mahtab Mashuq Tonmoy
author_sort A. Gokula Chandar
collection DOAJ
description The wide-band circularly polarised (CP) monopole antenna structure described in this article combines a defective ground plane with an f-shaped radiating monopole that is intended for impedance bandwidth and high axial ratio bandwidth (IBW). The faulty ground structure is etched as twin rectangular slots, an F-shaped slot, and a square slot with a corner cut off. The proposed antenna is 25 × 25 × 1.6 mm3 in total. The prototype of the optimised antenna’s far-field characteristics has been constructed, modelled, and experimentally confirmed. The simulated and measured return loss values are 3.19 to 7.4 GHz, with −32.48 dB and −38.42 dB, respectively. Axial ratio values are 4.37 to 7.22 GHz and 4.52 to 7.15 GHz, with an efficiency of 49.18% and 45.07%, respectively, for the simulated and observed bands. Gain levels in the whole CP band range from 2.8 to 3.3 dB. A continuous radiation efficiency of more than 90% is realised in the CP band. The suggested CP antenna has constant radiation qualities and is suitable for WLAN and WiMAX applications.
format Article
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institution Kabale University
issn 1687-5877
language English
publishDate 2023-01-01
publisher Wiley
record_format Article
series International Journal of Antennas and Propagation
spelling doaj-art-3560fc6f1ea8408894adc779433a09fe2025-02-03T01:30:44ZengWileyInternational Journal of Antennas and Propagation1687-58772023-01-01202310.1155/2023/8723069Performance Analysis of an F-Shaped Antenna for Wireless ApplicationsA. Gokula Chandar0S. Kannadhasan1R. Nagarajan2Parameswari Subbian3Mahtab Mashuq Tonmoy4Department of Electronics and Communication EngineeringDepartment of Electronics and Communication EngineeringDepartment of Electrical and Electronics EngineeringDepartment of Electronics and Communication EngineeringDepartment of Computer Science and EngineeringThe wide-band circularly polarised (CP) monopole antenna structure described in this article combines a defective ground plane with an f-shaped radiating monopole that is intended for impedance bandwidth and high axial ratio bandwidth (IBW). The faulty ground structure is etched as twin rectangular slots, an F-shaped slot, and a square slot with a corner cut off. The proposed antenna is 25 × 25 × 1.6 mm3 in total. The prototype of the optimised antenna’s far-field characteristics has been constructed, modelled, and experimentally confirmed. The simulated and measured return loss values are 3.19 to 7.4 GHz, with −32.48 dB and −38.42 dB, respectively. Axial ratio values are 4.37 to 7.22 GHz and 4.52 to 7.15 GHz, with an efficiency of 49.18% and 45.07%, respectively, for the simulated and observed bands. Gain levels in the whole CP band range from 2.8 to 3.3 dB. A continuous radiation efficiency of more than 90% is realised in the CP band. The suggested CP antenna has constant radiation qualities and is suitable for WLAN and WiMAX applications.http://dx.doi.org/10.1155/2023/8723069
spellingShingle A. Gokula Chandar
S. Kannadhasan
R. Nagarajan
Parameswari Subbian
Mahtab Mashuq Tonmoy
Performance Analysis of an F-Shaped Antenna for Wireless Applications
International Journal of Antennas and Propagation
title Performance Analysis of an F-Shaped Antenna for Wireless Applications
title_full Performance Analysis of an F-Shaped Antenna for Wireless Applications
title_fullStr Performance Analysis of an F-Shaped Antenna for Wireless Applications
title_full_unstemmed Performance Analysis of an F-Shaped Antenna for Wireless Applications
title_short Performance Analysis of an F-Shaped Antenna for Wireless Applications
title_sort performance analysis of an f shaped antenna for wireless applications
url http://dx.doi.org/10.1155/2023/8723069
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