Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band

This paper proposes a wideband ultra-compact implantable antenna for a wireless body area network (WBAN). The proposed patch antenna works in the industrial, scientific, and medical (ISM) bands. The proposed patch antenna with an ultra-compact size (5 × 5 × 0.26 mm<sup>3</sup>) was desig...

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Main Authors: Ahmed Z. A. Zaki, Ehab K. I. Hamad, Tamer Gaber Abouelnaga, Hala A. Elsadek, Sherif A. Khaleel, Ahmed Jamal Abdullah Al-Gburi, Zahriladha Zakaria
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Bioengineering
Subjects:
Online Access:https://www.mdpi.com/2306-5354/10/2/216
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author Ahmed Z. A. Zaki
Ehab K. I. Hamad
Tamer Gaber Abouelnaga
Hala A. Elsadek
Sherif A. Khaleel
Ahmed Jamal Abdullah Al-Gburi
Zahriladha Zakaria
author_facet Ahmed Z. A. Zaki
Ehab K. I. Hamad
Tamer Gaber Abouelnaga
Hala A. Elsadek
Sherif A. Khaleel
Ahmed Jamal Abdullah Al-Gburi
Zahriladha Zakaria
author_sort Ahmed Z. A. Zaki
collection DOAJ
description This paper proposes a wideband ultra-compact implantable antenna for a wireless body area network (WBAN). The proposed patch antenna works in the industrial, scientific, and medical (ISM) bands. The proposed patch antenna with an ultra-compact size (5 × 5 × 0.26 mm<sup>3</sup>) was designed with 29% wide bandwidth (about 670 MHz). This wide bandwidth makes the antenna unaffected by implantation in different human body parts. The miniaturization process passed many steps by adding many slots with different shapes in the radiating element as well as in the ground plane. A 50 Ω coaxial feeding excites the antenna to maintain matching and low power loss. The specific absorption rate (SAR) was calculated for health considerations. The result was within the standard limits of IEEE organizations and the International Commission on Non-Ionizing Radiation Protection (ICNRP). The antenna was tested in tissues with multiple layers (up to seven layers) and at various depths (up to 29 mm). The link margin was calculated, and the proposed antenna enables 100 Kbps of data to be transferred over a distance of 20 m and approximately 1 Mbps over a distance of 7 m. The proposed antenna was fabricated and tested. The measured S<sub>11</sub> parameters and the simulated results using the Computer Simulation Technology (CST Studio) simulator were in good agreement.
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spelling doaj.art-95270913109446d6a176f7d73f11c9382023-11-16T19:11:17ZengMDPI AGBioengineering2306-53542023-02-0110221610.3390/bioengineering10020216Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM BandAhmed Z. A. Zaki0Ehab K. I. Hamad1Tamer Gaber Abouelnaga2Hala A. Elsadek3Sherif A. Khaleel4Ahmed Jamal Abdullah Al-Gburi5Zahriladha Zakaria6Communication Department, Modern Academy for Engineering and Technology, Cairo 11571, EgyptElectrical Engineering Department, Faculty of Engineering, Aswan University, Aswan 81542, EgyptMicrostrip Circuits Department, Electronics Research Institute (ERI), Elnozha, Cairo 11843, EgyptMicrostrip Circuits Department, Electronics Research Institute (ERI), Elnozha, Cairo 11843, EgyptCollege of Engineering and Technology, Arab Academy for Science Technology and Maritime Transport, Aswan 81511, EgyptCenter for Telecommunication Research & Innovation (CeTRI), Fakulti Kejuruteraan Elektronik dan Kejuruteraan Komputer (FKEKK), Universiti Teknikal Malaysia Melaka (UTeM), Durian Tungal, Malacca 76100, MalaysiaCenter for Telecommunication Research & Innovation (CeTRI), Fakulti Kejuruteraan Elektronik dan Kejuruteraan Komputer (FKEKK), Universiti Teknikal Malaysia Melaka (UTeM), Durian Tungal, Malacca 76100, MalaysiaThis paper proposes a wideband ultra-compact implantable antenna for a wireless body area network (WBAN). The proposed patch antenna works in the industrial, scientific, and medical (ISM) bands. The proposed patch antenna with an ultra-compact size (5 × 5 × 0.26 mm<sup>3</sup>) was designed with 29% wide bandwidth (about 670 MHz). This wide bandwidth makes the antenna unaffected by implantation in different human body parts. The miniaturization process passed many steps by adding many slots with different shapes in the radiating element as well as in the ground plane. A 50 Ω coaxial feeding excites the antenna to maintain matching and low power loss. The specific absorption rate (SAR) was calculated for health considerations. The result was within the standard limits of IEEE organizations and the International Commission on Non-Ionizing Radiation Protection (ICNRP). The antenna was tested in tissues with multiple layers (up to seven layers) and at various depths (up to 29 mm). The link margin was calculated, and the proposed antenna enables 100 Kbps of data to be transferred over a distance of 20 m and approximately 1 Mbps over a distance of 7 m. The proposed antenna was fabricated and tested. The measured S<sub>11</sub> parameters and the simulated results using the Computer Simulation Technology (CST Studio) simulator were in good agreement.https://www.mdpi.com/2306-5354/10/2/216antenna for biomedical applicationsimplanted antennamedical implant communication service band (MICS)medical monitoringwireless body area network (WBAN)
spellingShingle Ahmed Z. A. Zaki
Ehab K. I. Hamad
Tamer Gaber Abouelnaga
Hala A. Elsadek
Sherif A. Khaleel
Ahmed Jamal Abdullah Al-Gburi
Zahriladha Zakaria
Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band
Bioengineering
antenna for biomedical applications
implanted antenna
medical implant communication service band (MICS)
medical monitoring
wireless body area network (WBAN)
title Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band
title_full Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band
title_fullStr Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band
title_full_unstemmed Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band
title_short Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band
title_sort design and modeling of ultra compact wideband implantable antenna for wireless ism band
topic antenna for biomedical applications
implanted antenna
medical implant communication service band (MICS)
medical monitoring
wireless body area network (WBAN)
url https://www.mdpi.com/2306-5354/10/2/216
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