A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network
In recent times, Heterogeneous Network (HetNet) achieves the capacity and coverage for indoors through the deployment of small cells i.e. femtocells (HeNodeBs). These HeNodeBs are plug-and-play Customer Premises Equipment’s which are associated with the internet protocol backhaul to macrocell (macro...
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Springer Nature
2019
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iium-700262019-07-15T01:40:57Z http://irep.iium.edu.my/70026/ A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network Hasan, Mohammad Kamrul Ismail, Ahmad Fadzil Islam, Shayla Hashim, Wahidah Ahmed, Musse Mohamud Memon, Imran TK Electrical engineering. Electronics Nuclear engineering TK5101 Telecommunication. Including telegraphy, radio, radar, television TK7800 Electronics. Computer engineering. Computer hardware. Photoelectronic devices In recent times, Heterogeneous Network (HetNet) achieves the capacity and coverage for indoors through the deployment of small cells i.e. femtocells (HeNodeBs). These HeNodeBs are plug-and-play Customer Premises Equipment’s which are associated with the internet protocol backhaul to macrocell (macro-eNodeB). The random placement of HeNodeBs deployed in co-channel along with macro-eNodeB is causing severe system performance degradation. Thereby, these HeNodeBs are suggested as the ultimate and the most significant cause of interference in Orthogonal Frequency-Division Multiple-Access based HetNets due to the restricted co-channel deployment. The CTI in such systems can significantly reduce the throughput, and the outages can rise to the unacceptable limit or extremely high levels. These lead to severe system performance degradation in HetNets. This paper presents a novel HGBBDSA-CTI approach capable of strategically allocate the subcarriers and thereby improves the throughput as well as the outage. The enhanced system performance is able to mitigate CTI issues in HetNets. This paper also analyses the time complexity for the proposed HGBBDSA algorithm and also compares it with the Genetic Algorithm-based Dynamic Subcarrier Allocation (DSA), and Particle Swarm Optimization-based DSA as well. The key target of this study is to allocate the unoccupied subcarriers by sharing among the HeNodeBs. The reason is also to enhance the system performance such as throughput of HeNodeB, the average throughput of HeNodeB Users, and outage. The simulation results show that the proposed HGBBDSA-CTI approach enhances the average throughput (92.05 and 74.44%), throughput (30.50 and 74.34%), and the outage rate reduced to 52.9 and 50.76% compare with the existing approaches. The result also indicates that the proposed HGBBDSA approach has less time complexity than the existing approaches. Springer Nature 2019-02 Article PeerReviewed application/pdf en http://irep.iium.edu.my/70026/13/70026_A%20novel%20HGBBDSA-CTI%20approach%20for%20subcarrier_MYRA.pdf application/pdf en http://irep.iium.edu.my/70026/14/70026_A%20novel%20HGBBDSA-CTI%20approach%20for%20subcarrier_SCOPUS.pdf application/pdf en http://irep.iium.edu.my/70026/15/70026_A%20novel%20HGBBDSA-CTI%20approach%20for%20subcarrier_WOS.pdf Hasan, Mohammad Kamrul and Ismail, Ahmad Fadzil and Islam, Shayla and Hashim, Wahidah and Ahmed, Musse Mohamud and Memon, Imran (2019) A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network. Telecommunication Systems, 70 (2). pp. 245-262. ISSN 1018-4864 E-ISSN 1572-9451 https://link.springer.com/article/10.1007/s11235-018-0473-x |
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TK Electrical engineering. Electronics Nuclear engineering TK5101 Telecommunication. Including telegraphy, radio, radar, television TK7800 Electronics. Computer engineering. Computer hardware. Photoelectronic devices |
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TK Electrical engineering. Electronics Nuclear engineering TK5101 Telecommunication. Including telegraphy, radio, radar, television TK7800 Electronics. Computer engineering. Computer hardware. Photoelectronic devices Hasan, Mohammad Kamrul Ismail, Ahmad Fadzil Islam, Shayla Hashim, Wahidah Ahmed, Musse Mohamud Memon, Imran A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network |
description |
In recent times, Heterogeneous Network (HetNet) achieves the capacity and coverage for indoors through the deployment of small cells i.e. femtocells (HeNodeBs). These HeNodeBs are plug-and-play Customer Premises Equipment’s which are associated with the internet protocol backhaul to macrocell (macro-eNodeB). The random placement of HeNodeBs deployed in co-channel along with macro-eNodeB is causing severe system performance degradation. Thereby, these HeNodeBs are suggested as the ultimate and the most significant cause of interference in Orthogonal Frequency-Division Multiple-Access based HetNets due to the restricted co-channel deployment. The CTI in such systems can significantly reduce the throughput, and the outages can rise to the unacceptable limit or extremely high levels. These lead to severe system performance degradation in HetNets. This paper presents a novel HGBBDSA-CTI approach capable of strategically allocate the subcarriers and thereby improves the throughput as well as the outage. The enhanced system performance is able to mitigate CTI issues in HetNets. This paper also analyses the time complexity for the proposed HGBBDSA algorithm and also compares it with the Genetic Algorithm-based Dynamic Subcarrier Allocation (DSA), and Particle Swarm Optimization-based DSA as well. The key target of this study is to allocate the unoccupied subcarriers by sharing among the HeNodeBs. The reason is also to enhance the system performance such as throughput of HeNodeB, the average throughput of HeNodeB Users, and outage. The simulation results show that the proposed HGBBDSA-CTI approach enhances the average throughput (92.05 and 74.44%), throughput (30.50 and 74.34%), and the outage rate reduced to 52.9 and 50.76% compare with the existing approaches. The result also indicates that the proposed HGBBDSA approach has less time complexity than the existing approaches. |
format |
Article |
author |
Hasan, Mohammad Kamrul Ismail, Ahmad Fadzil Islam, Shayla Hashim, Wahidah Ahmed, Musse Mohamud Memon, Imran |
author_facet |
Hasan, Mohammad Kamrul Ismail, Ahmad Fadzil Islam, Shayla Hashim, Wahidah Ahmed, Musse Mohamud Memon, Imran |
author_sort |
Hasan, Mohammad Kamrul |
title |
A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network |
title_short |
A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network |
title_full |
A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network |
title_fullStr |
A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network |
title_full_unstemmed |
A novel HGBBDSA-CTI approach for subcarrier allocation in heterogeneous network |
title_sort |
novel hgbbdsa-cti approach for subcarrier allocation in heterogeneous network |
publisher |
Springer Nature |
publishDate |
2019 |
url |
http://irep.iium.edu.my/70026/ http://irep.iium.edu.my/70026/ http://irep.iium.edu.my/70026/13/70026_A%20novel%20HGBBDSA-CTI%20approach%20for%20subcarrier_MYRA.pdf http://irep.iium.edu.my/70026/14/70026_A%20novel%20HGBBDSA-CTI%20approach%20for%20subcarrier_SCOPUS.pdf http://irep.iium.edu.my/70026/15/70026_A%20novel%20HGBBDSA-CTI%20approach%20for%20subcarrier_WOS.pdf |
first_indexed |
2023-09-18T21:39:25Z |
last_indexed |
2023-09-18T21:39:25Z |
_version_ |
1777413039340912640 |