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Low power consumption cluster scheduling and power control design for non-orthogonal multiple access aided down-link IoT networks

  • Furong Fang
  • , Lin Zhang*
  • , Wenjun Chen
  • , Jing Bian
  • *Corresponding author for this work

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

Abstract

In this paper, we study the power allocation and cluster scheduling in a downlink non-orthogonal multiple access (NOMA) network deployed with massive internet of things (IoT) devices with constraints of battery capacity. Our objective is to minimize the total transmit power while meeting the quality of service (QoS) demands for each IoT device. In the considered NOMA network, each cluster can multiplex the access of more than two IoT devices. We derive the minimum power allocated to every IoT device in each cluster with considerations of the QoS demands. Then we use the potential game model to characterize this NOMA network, and present a cluster scheduling scheme. Simulation results demonstrate that using the proposed algorithm, the consumed power is far less than the power consumed by the conventional orthogonal multiple access (OMA) scheme and the conventional NOMA scheme.

Original languageEnglish
Title of host publication2019 IEEE 90th Vehicular Technology Conference, VTC 2019 Fall - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728112206
DOIs
StatePublished - Sep 2019
Externally publishedYes
Event90th IEEE Vehicular Technology Conference, VTC 2019 Fall - Honolulu, United States
Duration: 22 Sep 201925 Sep 2019

Publication series

NameIEEE Vehicular Technology Conference
Volume2019-September
ISSN (Print)1550-2252

Conference

Conference90th IEEE Vehicular Technology Conference, VTC 2019 Fall
Country/TerritoryUnited States
CityHonolulu
Period22/09/1925/09/19

Keywords

  • Cluster scheduling
  • Internet of things
  • Non-orthogonal multiple access
  • Potential game
  • Power allocation

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