Outdoor propagation predictoin and measurements point to point for wireless LAN application

Wireless Local Area Networks (WLANs) have emerged as a powerful architecture capable of supporting the requirements of broadband wireless communications. In this project, an outdoor propagation prediction is made for a point-to point microwave link (bridging) at Kolej KRP Universiti Teknologi Malays...

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Main Author:	Ahmed, Naji Abdul Elgader
Format:	Thesis
Language:	English
Published:	2008
Subjects:	TK Electrical engineering Electronics Nuclear engineering
Online Access:	http://eprints.utm.my/id/eprint/9665/1/NajiAbduMFKE2008.pdf
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id	my-utm-ep.9665
record_format	uketd_dc
spelling	my-utm-ep.96652018-07-19T01:53:21Z Outdoor propagation predictoin and measurements point to point for wireless LAN application 2008-06 Ahmed, Naji Abdul Elgader TK Electrical engineering. Electronics Nuclear engineering Wireless Local Area Networks (WLANs) have emerged as a powerful architecture capable of supporting the requirements of broadband wireless communications. In this project, an outdoor propagation prediction is made for a point-to point microwave link (bridging) at Kolej KRP Universiti Teknologi Malaysia (UTM), Johor, Malaysia. The link operates at frequency 5.8 GHz based on IEEE 802.11a standard, the antenna gains was 17 dBi for both transmitter and receiver. The transmitted power was 18 dBm. The measurement of the signal strength was carried out in the site where the link stands. The transmitter antenna mounted on the top of the fellow office ??, while the receiver distance 113m, at the building ??. A simulation of the same microwave link was carried out using a site specific propagation prediction tool provided by Site Ware Technologies. The simulation tool is a three-dimensional (3-D) ray tracing code employing modified shoot and bounce ray (SBR) method know as the Vertical Plane Launch (VPL). Then that presented simulation result into three dimensional using Matlab software. The result From VPL simulation is a path loss about -54 dB, the delay spread equal to 0.068 ns. The measured signal strength on the field was -64 dBm which is less than the predicted from the simulation by 28 dB. Due to many factors influencing the simulation like the data base accuracy, system errors the which they led the differences between the measured and predicted signal strength. 2008-06 Thesis http://eprints.utm.my/id/eprint/9665/ http://eprints.utm.my/id/eprint/9665/1/NajiAbduMFKE2008.pdf application/pdf en public 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 Ahmed, Naji Abdul Elgader Outdoor propagation predictoin and measurements point to point for wireless LAN application
description	Wireless Local Area Networks (WLANs) have emerged as a powerful architecture capable of supporting the requirements of broadband wireless communications. In this project, an outdoor propagation prediction is made for a point-to point microwave link (bridging) at Kolej KRP Universiti Teknologi Malaysia (UTM), Johor, Malaysia. The link operates at frequency 5.8 GHz based on IEEE 802.11a standard, the antenna gains was 17 dBi for both transmitter and receiver. The transmitted power was 18 dBm. The measurement of the signal strength was carried out in the site where the link stands. The transmitter antenna mounted on the top of the fellow office ??, while the receiver distance 113m, at the building ??. A simulation of the same microwave link was carried out using a site specific propagation prediction tool provided by Site Ware Technologies. The simulation tool is a three-dimensional (3-D) ray tracing code employing modified shoot and bounce ray (SBR) method know as the Vertical Plane Launch (VPL). Then that presented simulation result into three dimensional using Matlab software. The result From VPL simulation is a path loss about -54 dB, the delay spread equal to 0.068 ns. The measured signal strength on the field was -64 dBm which is less than the predicted from the simulation by 28 dB. Due to many factors influencing the simulation like the data base accuracy, system errors the which they led the differences between the measured and predicted signal strength.
format	Thesis
qualification_level	Master's degree
author	Ahmed, Naji Abdul Elgader
author_facet	Ahmed, Naji Abdul Elgader
author_sort	Ahmed, Naji Abdul Elgader
title	Outdoor propagation predictoin and measurements point to point for wireless LAN application
title_short	Outdoor propagation predictoin and measurements point to point for wireless LAN application
title_full	Outdoor propagation predictoin and measurements point to point for wireless LAN application
title_fullStr	Outdoor propagation predictoin and measurements point to point for wireless LAN application
title_full_unstemmed	Outdoor propagation predictoin and measurements point to point for wireless LAN application
title_sort	outdoor propagation predictoin and measurements point to point for wireless lan application
granting_institution	Universiti Teknologi Malaysia, Faculty of Electrical Engineering
granting_department	Faculty of Electrical Engineering
publishDate	2008
url	http://eprints.utm.my/id/eprint/9665/1/NajiAbduMFKE2008.pdf
_version_	1747814771981287424

Outdoor propagation predictoin and measurements point to point for wireless LAN application

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