An Interference-Managed Hybrid Clustering Algorithm to Improve System Throughput

In the current smart era of 5G, cellular devices and mobile data have increased exponentially. The conventional network deployment and protocols do not fulfill the ever-increasing demand for mobile data traffic. Therefore, ultra-dense networks have widely been suggested in the recent literature. How...

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Main Authors: Naureen Farhan, Safdar Rizvi
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/22/4/1598
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author Naureen Farhan
Safdar Rizvi
author_facet Naureen Farhan
Safdar Rizvi
author_sort Naureen Farhan
collection DOAJ
description In the current smart era of 5G, cellular devices and mobile data have increased exponentially. The conventional network deployment and protocols do not fulfill the ever-increasing demand for mobile data traffic. Therefore, ultra-dense networks have widely been suggested in the recent literature. However, deploying an ultra-dense network (UDN) under macro cells leads to severe interference management challenges. Although various centralized and distributed clustering methods have been used in most research work, the issue of increased interference persists. This paper proposes a joint small cell power control algorithm (SPC) and interference-managed hybrid clustering (IMHC) scheme, to resolve the issue of co-tier and cross-tier interference in the small cell base station cluster tiers. The small cell base stations (SBSs) are categorized based on their respective transmitting power, as high-power SBSs (HSBSs) and low-power SBSs (LSBSs). The simulation results show that by implementing the IMHC algorithm for SBSs in a three-tier heterogeneous network, the system throughput is improved with reduced interference.
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spelling doaj.art-2277318f7c884442b565cc8bdf2b37622023-11-23T22:02:01ZengMDPI AGSensors1424-82202022-02-01224159810.3390/s22041598An Interference-Managed Hybrid Clustering Algorithm to Improve System ThroughputNaureen Farhan0Safdar Rizvi1Department of Computer Science, Bahria University, Stadium Rd., Karachi 44000, PakistanDepartment of Computer Science, Bahria University, Stadium Rd., Karachi 44000, PakistanIn the current smart era of 5G, cellular devices and mobile data have increased exponentially. The conventional network deployment and protocols do not fulfill the ever-increasing demand for mobile data traffic. Therefore, ultra-dense networks have widely been suggested in the recent literature. However, deploying an ultra-dense network (UDN) under macro cells leads to severe interference management challenges. Although various centralized and distributed clustering methods have been used in most research work, the issue of increased interference persists. This paper proposes a joint small cell power control algorithm (SPC) and interference-managed hybrid clustering (IMHC) scheme, to resolve the issue of co-tier and cross-tier interference in the small cell base station cluster tiers. The small cell base stations (SBSs) are categorized based on their respective transmitting power, as high-power SBSs (HSBSs) and low-power SBSs (LSBSs). The simulation results show that by implementing the IMHC algorithm for SBSs in a three-tier heterogeneous network, the system throughput is improved with reduced interference.https://www.mdpi.com/1424-8220/22/4/1598hybrid clusteringinterferencethroughputthree-tier heterogeneous network (HetNet)
spellingShingle Naureen Farhan
Safdar Rizvi
An Interference-Managed Hybrid Clustering Algorithm to Improve System Throughput
Sensors
hybrid clustering
interference
throughput
three-tier heterogeneous network (HetNet)
title An Interference-Managed Hybrid Clustering Algorithm to Improve System Throughput
title_full An Interference-Managed Hybrid Clustering Algorithm to Improve System Throughput
title_fullStr An Interference-Managed Hybrid Clustering Algorithm to Improve System Throughput
title_full_unstemmed An Interference-Managed Hybrid Clustering Algorithm to Improve System Throughput
title_short An Interference-Managed Hybrid Clustering Algorithm to Improve System Throughput
title_sort interference managed hybrid clustering algorithm to improve system throughput
topic hybrid clustering
interference
throughput
three-tier heterogeneous network (HetNet)
url https://www.mdpi.com/1424-8220/22/4/1598
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