Design of monopoles antenna for on-body communication links at 2.45 GHz

Numerous researches have been devoted to the development of the wearable antenna for its functionalities in on-body communications. The printed monopole antenna fulfils the requirements as well as having wideband matching characteristics, omnidirectional radiation patterns and compact size. Transfor...

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Main Author:	Zainudin, Norsiha
Format:	Thesis
Language:	English
Published:	2013
Subjects:	TK Electrical engineering Electronics Nuclear engineering
Online Access:	http://eprints.utm.my/id/eprint/78317/1/NorsihaZainudinMFKE20131.pdf
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id	my-utm-ep.78317
record_format	uketd_dc
spelling	my-utm-ep.783172018-08-20T07:25:36Z Design of monopoles antenna for on-body communication links at 2.45 GHz 2013-02 Zainudin, Norsiha TK Electrical engineering. Electronics Nuclear engineering Numerous researches have been devoted to the development of the wearable antenna for its functionalities in on-body communications. The printed monopole antenna fulfils the requirements as well as having wideband matching characteristics, omnidirectional radiation patterns and compact size. Transforming wearable antennas into a compact antenna for wireless on-body communication which operates at 2.45 GHz and to investigate their performances on the body are the objectives of the research. In this research, three types of printed monopole antennas with different configurations are proposed. A microstrip patch antenna is selected as the basic design and modifications on the radiating patch for these three antennas were tested on movements of normal activities of a human in an office environment using Computer System Technology (CST). To verify the performance of the proposed antenna, return loss was simulated using CST and measured with network analyser. Path loss measurement for five on-body channels which are belt-to-chest, belt-to-wrist, belt-to-head, belt-to-back and belt-to-ankle was measured with vector network analyser. For the antenna performance on the body, the belt-to-head body channels gave the best result for the path loss measurement with highest path loss mean values about -30 dB. It was also found that the developed antennas can perform well at 2.45 GHz with good return loss below than -10 dB, and both simulated and measured results were in agreement. These proposed antennas worked well with wide operating bandwidth about 17~32%. However, each of these antennas has its own superior feature based on the configuration that could enhance the compactness of the antenna. 2013-02 Thesis http://eprints.utm.my/id/eprint/78317/ http://eprints.utm.my/id/eprint/78317/1/NorsihaZainudinMFKE20131.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:79525 masters Universiti Teknologi Malaysia, Faculty of Electrical Engineering Faculty of Electrical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TK Electrical engineering Electronics Nuclear engineering
spellingShingle	TK Electrical engineering Electronics Nuclear engineering Zainudin, Norsiha Design of monopoles antenna for on-body communication links at 2.45 GHz
description	Numerous researches have been devoted to the development of the wearable antenna for its functionalities in on-body communications. The printed monopole antenna fulfils the requirements as well as having wideband matching characteristics, omnidirectional radiation patterns and compact size. Transforming wearable antennas into a compact antenna for wireless on-body communication which operates at 2.45 GHz and to investigate their performances on the body are the objectives of the research. In this research, three types of printed monopole antennas with different configurations are proposed. A microstrip patch antenna is selected as the basic design and modifications on the radiating patch for these three antennas were tested on movements of normal activities of a human in an office environment using Computer System Technology (CST). To verify the performance of the proposed antenna, return loss was simulated using CST and measured with network analyser. Path loss measurement for five on-body channels which are belt-to-chest, belt-to-wrist, belt-to-head, belt-to-back and belt-to-ankle was measured with vector network analyser. For the antenna performance on the body, the belt-to-head body channels gave the best result for the path loss measurement with highest path loss mean values about -30 dB. It was also found that the developed antennas can perform well at 2.45 GHz with good return loss below than -10 dB, and both simulated and measured results were in agreement. These proposed antennas worked well with wide operating bandwidth about 17~32%. However, each of these antennas has its own superior feature based on the configuration that could enhance the compactness of the antenna.
format	Thesis
qualification_level	Master's degree
author	Zainudin, Norsiha
author_facet	Zainudin, Norsiha
author_sort	Zainudin, Norsiha
title	Design of monopoles antenna for on-body communication links at 2.45 GHz
title_short	Design of monopoles antenna for on-body communication links at 2.45 GHz
title_full	Design of monopoles antenna for on-body communication links at 2.45 GHz
title_fullStr	Design of monopoles antenna for on-body communication links at 2.45 GHz
title_full_unstemmed	Design of monopoles antenna for on-body communication links at 2.45 GHz
title_sort	design of monopoles antenna for on-body communication links at 2.45 ghz
granting_institution	Universiti Teknologi Malaysia, Faculty of Electrical Engineering
granting_department	Faculty of Electrical Engineering
publishDate	2013
url	http://eprints.utm.my/id/eprint/78317/1/NorsihaZainudinMFKE20131.pdf
_version_	1747817959716290560

Design of monopoles antenna for on-body communication links at 2.45 GHz

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