Utility Function Based Resource Block Scheduling in Wireless Networks

Ukasyah Mahamod, Hafizal Mohamad, Ibraheem Shayea, Fauzun Abdullah Asuhaimi, Marinah Othman

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

Future wireless network needs to support a diverse range of high data rate and heterogeneous traffic using packet scheduling. The scheduler in wireless network is a key function that allocates resource blocks (RBs) to each active user equipment (UE). The inefficient scheduling policy impacts UE's performance of the cell average, throughput and fairness. Typically, UEs at the cell edge experience low data rates due to low signal to interference plus noise ratios (SINRs), attributed to high path loss and signal fading. Conventional schedulers, such as Round Robin (RR), Proportional Fair (PF) and Maximum Channel Quality Indicator (Max CQI), show inefficient support for cell edge UEs. This paper presents a new radio resource block scheduler for wireless network based on a utility function policy. Termed the 'Utility Function (UF)' scheduler, the new policy enhances the throughput performance of cell edge UEs by a ratio of 1.13 to 1.87 and cell throughput by a ratio of 1.09 to 1.30. This is simulated over various UE density and compared with PF scheduling with an acceptable trade-off of average fairness.

Original languageEnglish
Title of host publicationProceeding - 2021 26th IEEE Asia-Pacific Conference on Communications, APCC 2021
EditorsMohd Fais Mansor, Nordin Ramli, Mahamod Ismail
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages286-291
Number of pages6
ISBN (Electronic)9781728172545
DOIs
Publication statusPublished - 2021
Externally publishedYes
Event26th IEEE Asia-Pacific Conference on Communications, APCC 2021 - Virtual, Kuala Lumpur, Malaysia
Duration: 11 Oct 202113 Oct 2021

Publication series

NameProceeding - 2021 26th IEEE Asia-Pacific Conference on Communications, APCC 2021

Conference

Conference26th IEEE Asia-Pacific Conference on Communications, APCC 2021
Country/TerritoryMalaysia
CityVirtual, Kuala Lumpur
Period11/10/2113/10/21

Bibliographical note

Publisher Copyright:
© 2021 IEEE.

Keywords

  • Cell Edge
  • Dynamic Spectrum Access
  • Resource Block Scheduling
  • Utility Function
  • Wireless Network

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