Capacity Enhancement Of Cellular Network Using Wifi Offloading

The growing popularity of bandwidth-intensive applications as well as the proliferation of mobile devices in Malaysia has resulted in the accelerated growth of mobile data traffic or also known as the mobile data explosion phenomena. Hence, cellular network providers are struggling to keep pace in p...

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Main Author: Ab. Wahab, Nazdiana
Format: Thesis
Language:English
English
Published: 2019
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record_format uketd_dc
institution Universiti Teknikal Malaysia Melaka
collection UTeM Repository
language English
English
advisor Md Isa, Azmi Awang

topic T Technology (General)
T Technology (General)
spellingShingle T Technology (General)
T Technology (General)
Ab. Wahab, Nazdiana
Capacity Enhancement Of Cellular Network Using Wifi Offloading
description The growing popularity of bandwidth-intensive applications as well as the proliferation of mobile devices in Malaysia has resulted in the accelerated growth of mobile data traffic or also known as the mobile data explosion phenomena. Hence, cellular network providers are struggling to keep pace in providing the demand of network capacity. Since the deployment of WiFi hotspot apparently is more cost-effective than upgrading the network infrastructure, WiFi offloading approach is an alternative that offers the most feasible solution to support cellular networks. This thesis developed a quantitative study on the performance of mobile data offloading through WiFi networks. 100 Android users from various backgrounds were recruited, and a real-time statistics of user’s WiFi utilization were collected for 18 days of measurement study using a customized application development. WiFi offloading performance parameters such as temporal and spatial coverage has been studied in depth by conducting a meticulous demographic analysis using few developed algorithms. Findings reported only about 16% WiFi temporal coverage across all users, which reveals that users approximately utilize an average of 4 hours WiFi daily, and indicates higher utilization for student compared to a public group. The acquired whole-day traces also indicates WiFi coverage distribution through spatial coverage analysis which shows dense coverage distribution at residential area, especially between 1400 to 2300 hour. On the other hand, the study also takes into consideration the user’s associated WiFi network performance parameters, that reveals low packet loss and moderately skewed throughput analysis. In addition, an analytical study on a single server using Markovian model has been deployed to observe the impact of WiFi offloading on cellular network capacity. In the case of without WiFi offloading deployment, the queue behaviour demonstrates higher traffic intensities when customer arrival rate is high, and therefore decrease cellular network capacity, and vice versa. To the best of our knowledge, this is the first measurement study that carried out a real data trace of user’s daily WiFi offloading in the context of Malaysian cellular network subscriber. It shows that WiFi offloading approach has a positive prospect in augmenting the cellular network as well as providing new insights for network planning, policy or creative price plans.
format Thesis
qualification_name Doctor of Philosophy (PhD.)
qualification_level Doctorate
author Ab. Wahab, Nazdiana
author_facet Ab. Wahab, Nazdiana
author_sort Ab. Wahab, Nazdiana
title Capacity Enhancement Of Cellular Network Using Wifi Offloading
title_short Capacity Enhancement Of Cellular Network Using Wifi Offloading
title_full Capacity Enhancement Of Cellular Network Using Wifi Offloading
title_fullStr Capacity Enhancement Of Cellular Network Using Wifi Offloading
title_full_unstemmed Capacity Enhancement Of Cellular Network Using Wifi Offloading
title_sort capacity enhancement of cellular network using wifi offloading
granting_institution Universiti Teknikal Malaysia Melaka
granting_department Faculty of Electronics and Computer Engineering
publishDate 2019
url http://eprints.utem.edu.my/id/eprint/25406/1/Capacity%20Enhancement%20Of%20Cellular%20Network%20Using%20Wifi%20Offloading.pdf
http://eprints.utem.edu.my/id/eprint/25406/2/Capacity%20Enhancement%20Of%20Cellular%20Network%20Using%20Wifi%20Offloading.pdf
_version_ 1747834120490188800
spelling my-utem-ep.254062021-12-07T16:28:24Z Capacity Enhancement Of Cellular Network Using Wifi Offloading 2019 Ab. Wahab, Nazdiana T Technology (General) TK Electrical engineering. Electronics Nuclear engineering The growing popularity of bandwidth-intensive applications as well as the proliferation of mobile devices in Malaysia has resulted in the accelerated growth of mobile data traffic or also known as the mobile data explosion phenomena. Hence, cellular network providers are struggling to keep pace in providing the demand of network capacity. Since the deployment of WiFi hotspot apparently is more cost-effective than upgrading the network infrastructure, WiFi offloading approach is an alternative that offers the most feasible solution to support cellular networks. This thesis developed a quantitative study on the performance of mobile data offloading through WiFi networks. 100 Android users from various backgrounds were recruited, and a real-time statistics of user’s WiFi utilization were collected for 18 days of measurement study using a customized application development. WiFi offloading performance parameters such as temporal and spatial coverage has been studied in depth by conducting a meticulous demographic analysis using few developed algorithms. Findings reported only about 16% WiFi temporal coverage across all users, which reveals that users approximately utilize an average of 4 hours WiFi daily, and indicates higher utilization for student compared to a public group. The acquired whole-day traces also indicates WiFi coverage distribution through spatial coverage analysis which shows dense coverage distribution at residential area, especially between 1400 to 2300 hour. On the other hand, the study also takes into consideration the user’s associated WiFi network performance parameters, that reveals low packet loss and moderately skewed throughput analysis. In addition, an analytical study on a single server using Markovian model has been deployed to observe the impact of WiFi offloading on cellular network capacity. In the case of without WiFi offloading deployment, the queue behaviour demonstrates higher traffic intensities when customer arrival rate is high, and therefore decrease cellular network capacity, and vice versa. To the best of our knowledge, this is the first measurement study that carried out a real data trace of user’s daily WiFi offloading in the context of Malaysian cellular network subscriber. It shows that WiFi offloading approach has a positive prospect in augmenting the cellular network as well as providing new insights for network planning, policy or creative price plans. 2019 Thesis http://eprints.utem.edu.my/id/eprint/25406/ http://eprints.utem.edu.my/id/eprint/25406/1/Capacity%20Enhancement%20Of%20Cellular%20Network%20Using%20Wifi%20Offloading.pdf text en public http://eprints.utem.edu.my/id/eprint/25406/2/Capacity%20Enhancement%20Of%20Cellular%20Network%20Using%20Wifi%20Offloading.pdf text en validuser https://plh.utem.edu.my/cgi-bin/koha/opac-detail.pl?biblionumber=119778 phd doctoral Universiti Teknikal Malaysia Melaka Faculty of Electronics and Computer Engineering Md Isa, Azmi Awang 1. Balasubramanian, A., Mahajan, R., and Venkataramani, A., 2010. Augmenting Mobile 3G using WiFi. ACM International Conference on Mobile Systems, Applications, and Services (MobiSys), pp. 209-222. 2. Cheng, N., Lu, N., Zhang, N., Shen, X. S., and Mark, J. W., 2016. 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