Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat Measurement

This work presents the thorough hybrid (numerical and experimental) development of a miniaturized microwave antenna, to be better matched to the permittivity of the human skin. This would allow the abdominal fat to be measured more accurately, based on the employed reflection methods with minimal mi...

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Main Authors: Siamak Sarjoghian, Ardavan Rahimian, Yasir Alfadhl, Theo G. Saunders, Jiamin Liu, Clive G. Parini
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/9/12/2139
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author Siamak Sarjoghian
Ardavan Rahimian
Yasir Alfadhl
Theo G. Saunders
Jiamin Liu
Clive G. Parini
author_facet Siamak Sarjoghian
Ardavan Rahimian
Yasir Alfadhl
Theo G. Saunders
Jiamin Liu
Clive G. Parini
author_sort Siamak Sarjoghian
collection DOAJ
description This work presents the thorough hybrid (numerical and experimental) development of a miniaturized microwave antenna, to be better matched to the permittivity of the human skin. This would allow the abdominal fat to be measured more accurately, based on the employed reflection methods with minimal mismatches. This objective was achieved by designing the pyramidal horn antenna that was modeled based on the proposed and manufactured ceramic composite material. Moreover, by using the developed composite of barium titanate and titanium oxide, the ratio of the two could be precisely adjusted, so that the permittivity was a reasonable match to that of the skin. This step was validated by the open-ended probe method. This framework can be instrumental in a range of microwave biomedical applications, which aim to realize the body-centric systems.
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spelling doaj.art-a805e4d7cdac40d583f4cc86084e19eb2023-11-21T00:41:22ZengMDPI AGElectronics2079-92922020-12-01912213910.3390/electronics9122139Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat MeasurementSiamak Sarjoghian0Ardavan Rahimian1Yasir Alfadhl2Theo G. Saunders3Jiamin Liu4Clive G. Parini5School of Electronic Engineering and Computer Science, Queen Mary University of London, London E1 4NS, UKSchool of Engineering, Ulster University, Newtownabbey BT37 0QB, UKSchool of Electronic Engineering and Computer Science, Queen Mary University of London, London E1 4NS, UKSchool of Engineering and Materials Science, Queen Mary University of London, London E1 4NS, UKSchool of Electronic Engineering and Computer Science, Queen Mary University of London, London E1 4NS, UKSchool of Electronic Engineering and Computer Science, Queen Mary University of London, London E1 4NS, UKThis work presents the thorough hybrid (numerical and experimental) development of a miniaturized microwave antenna, to be better matched to the permittivity of the human skin. This would allow the abdominal fat to be measured more accurately, based on the employed reflection methods with minimal mismatches. This objective was achieved by designing the pyramidal horn antenna that was modeled based on the proposed and manufactured ceramic composite material. Moreover, by using the developed composite of barium titanate and titanium oxide, the ratio of the two could be precisely adjusted, so that the permittivity was a reasonable match to that of the skin. This step was validated by the open-ended probe method. This framework can be instrumental in a range of microwave biomedical applications, which aim to realize the body-centric systems.https://www.mdpi.com/2079-9292/9/12/2139abdomenantennabiomedical systembody fatceramiccharacterization
spellingShingle Siamak Sarjoghian
Ardavan Rahimian
Yasir Alfadhl
Theo G. Saunders
Jiamin Liu
Clive G. Parini
Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat Measurement
Electronics
abdomen
antenna
biomedical system
body fat
ceramic
characterization
title Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat Measurement
title_full Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat Measurement
title_fullStr Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat Measurement
title_full_unstemmed Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat Measurement
title_short Hybrid Development of a Compact Antenna Based on a Novel Skin-Matched Ceramic Composite for Body Fat Measurement
title_sort hybrid development of a compact antenna based on a novel skin matched ceramic composite for body fat measurement
topic abdomen
antenna
biomedical system
body fat
ceramic
characterization
url https://www.mdpi.com/2079-9292/9/12/2139
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