Energy-efficient computation offloading with multi-MEC servers in 5G two-tier heterogeneous networks

Luan N.T. Huynh, Quoc Viet Pham, Quang D. Nguyen, Xuan Qui Pham, Van Dung Nguyen, Eui Nam Huh

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

5 Citations (Scopus)

Abstract

Recently, Multi-Access Edge Computing (MEC), which has been emerged as a key technology in 5G networks, enhances computation capabilities and power limitations of mobile devices (MDs) by offloading computation task to the nearby MEC servers. However, offloading the computation tasks can increase network traffics and incur extra delays. Most existing approaches focus on the computation offloading with multi-user single-MEC scenarios to decrease energy consumption and latency of the MDs. Towards this goal, we investigate a computation offloading strategy for two-tier 5G heterogeneous networks integrated with multi-MEC. In addition, we propose a random offloading search algorithm, called ROSA, that rapidly achieve the minimized energy consumption of the system considering the computation offloading decision strategies. Simulation results show that our proposed algorithm based on offloading scheme outperforms other two schemes in terms of energy consumption.

Original languageEnglish
Title of host publicationProceedings of the 13th International Conference on Ubiquitous Information Management and Communication, IMCOM 2019
EditorsRoslan Ismail, Sukhan Lee, Hyunseung Choo
PublisherSpringer Verlag
Pages120-129
Number of pages10
ISBN (Print)9783030190620
DOIs
Publication statusPublished - 2019
Event13th International Conference on Ubiquitous Information Management and Communication, IMCOM 2019 - Phuket, Thailand
Duration: 4 Jan 20196 Jan 2019

Publication series

NameAdvances in Intelligent Systems and Computing
Volume935
ISSN (Print)2194-5357
ISSN (Electronic)2194-5365

Conference

Conference13th International Conference on Ubiquitous Information Management and Communication, IMCOM 2019
Country/TerritoryThailand
CityPhuket
Period4/01/196/01/19

Bibliographical note

Publisher Copyright:
© Springer Nature Switzerland AG 2019.

Keywords

  • 5G
  • Computation offloading
  • Heterogeneous
  • Multi-Access Edge Computing
  • Resource allocation

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