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Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links

Prediction accuracy of rain attenuation on short-range millimeter-wave (mm-wave) terrestrial links is of the utmost importance for signal strength prediction and link budget of 5G systems and beyond. This letter contributes to the prediction of rain attenuation over millimeter-wave frequencies for a...

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Main Authors: Budalal, Asma Ali Hussein, Islam, Md. Rafiqul, Abdullah, Khaizuran, Abdul Rahman, Tharek
Format: Article
Published: Institute of Electrical and Electronics Engineers Inc. 2020
Subjects:
TK Electrical engineering. Electronics Nuclear engineering
Online Access:http://eprints.utm.my/id/eprint/93240/
http://dx.doi.org/10.1109/LAWP.2020.2987462
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spelling my.utm.932402021-11-19T03:23:33Z http://eprints.utm.my/id/eprint/93240/ Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links Budalal, Asma Ali Hussein Islam, Md. Rafiqul Abdullah, Khaizuran Abdul Rahman, Tharek TK Electrical engineering. Electronics Nuclear engineering Prediction accuracy of rain attenuation on short-range millimeter-wave (mm-wave) terrestrial links is of the utmost importance for signal strength prediction and link budget of 5G systems and beyond. This letter contributes to the prediction of rain attenuation over millimeter-wave frequencies for a short-range path (less than 1 km). Interestingly, rain-induced attenuation predicted by utilizing ITU-R P.530-17 largely overestimates the measured data at 26 and 38 GHz with 300 m path length in Malaysia. This is due to the inclusion of the distance factor, which ranges between 2.5 (f = 38 GHz) and 2.54 (26 GHz). The behavior of the distance factor is investigated thoroughly, and it is found that the maximum values of the distance factor are inconsistent for the path lengths less than 1 km. Consequently, a modification for the distance factor r in ITU-R P530.17 has been proposed. The rain attenuation data measured are utilized to validate and improve the proposed modifications. In addition, available rain attenuation measurements at 25 GHz for 223 m path length in Japan and 75 GHz for 10 m path length in Korea are also utilized for validation. Subsequently, several available measurements from different locations are used to validate the accuracy of the proposed model and are found in good agreement. Institute of Electrical and Electronics Engineers Inc. 2020 Article PeerReviewed Budalal, Asma Ali Hussein and Islam, Md. Rafiqul and Abdullah, Khaizuran and Abdul Rahman, Tharek (2020) Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links. IEEE Antennas and Wireless Propagation Letters, 19 (6). pp. 1027-1031. ISSN 1536-1225 http://dx.doi.org/10.1109/LAWP.2020.2987462
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TK Electrical engineering. Electronics Nuclear engineering
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Budalal, Asma Ali Hussein
Islam, Md. Rafiqul
Abdullah, Khaizuran
Abdul Rahman, Tharek
Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links
description Prediction accuracy of rain attenuation on short-range millimeter-wave (mm-wave) terrestrial links is of the utmost importance for signal strength prediction and link budget of 5G systems and beyond. This letter contributes to the prediction of rain attenuation over millimeter-wave frequencies for a short-range path (less than 1 km). Interestingly, rain-induced attenuation predicted by utilizing ITU-R P.530-17 largely overestimates the measured data at 26 and 38 GHz with 300 m path length in Malaysia. This is due to the inclusion of the distance factor, which ranges between 2.5 (f = 38 GHz) and 2.54 (26 GHz). The behavior of the distance factor is investigated thoroughly, and it is found that the maximum values of the distance factor are inconsistent for the path lengths less than 1 km. Consequently, a modification for the distance factor r in ITU-R P530.17 has been proposed. The rain attenuation data measured are utilized to validate and improve the proposed modifications. In addition, available rain attenuation measurements at 25 GHz for 223 m path length in Japan and 75 GHz for 10 m path length in Korea are also utilized for validation. Subsequently, several available measurements from different locations are used to validate the accuracy of the proposed model and are found in good agreement.
format Article
author Budalal, Asma Ali Hussein
Islam, Md. Rafiqul
Abdullah, Khaizuran
Abdul Rahman, Tharek
author_facet Budalal, Asma Ali Hussein
Islam, Md. Rafiqul
Abdullah, Khaizuran
Abdul Rahman, Tharek
author_sort Budalal, Asma Ali Hussein
title Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links
title_short Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links
title_full Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links
title_fullStr Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links
title_full_unstemmed Modification of distance factor in rain attenuation prediction for short-range millimeter-wave links
title_sort modification of distance factor in rain attenuation prediction for short-range millimeter-wave links
publisher Institute of Electrical and Electronics Engineers Inc.
publishDate 2020
url http://eprints.utm.my/id/eprint/93240/
http://dx.doi.org/10.1109/LAWP.2020.2987462
_version_ 1717093440484802560
score 13.211869

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