A Downlink Resource Scheduling Strategy for URLLC Traffic

Shashi Raj Pandey, Madyan Alsenwi, Yan Kyaw Tun, Choong Seon Hong

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

33 Citations (Scopus)

Abstract

In this paper, we propose a dynamic resource scheduling of URLLC (Ultra-reliable low latency communication) and eMBB (Enhanced mobile broadband) services for the downlink in 5G networks. The eMBB traffic is characterized with the high bandwidth network services such as web browsing, video streaming, augmented realiy, and the URLLC services require sub-millisecond latency with low error rates (e.g., autonomous driving and remote surgery). Therefore, we aim to formalize a resource scheduling over a time-slot having multiplexed eMBB and URLLC traffic with the objective to protect eMBB users while maintaining URLLC stringent latency requirements. For this purpose, to guarantee minimum latency, we allow puncturing technique for URLLC traffic over the scheduled resources, and study the sequential scheduling scenario for the preempted eMBB users in the next time-slot. The simulations result show the efficacy of proposed dynamic scheduling method, and gain in priority based scheduling.

Original languageEnglish
Title of host publication2019 IEEE International Conference on Big Data and Smart Computing, BigComp 2019 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538677896
DOIs
Publication statusPublished - 1 Apr 2019
Event2019 IEEE International Conference on Big Data and Smart Computing, BigComp 2019 - Kyoto, Japan
Duration: 27 Feb 20192 Mar 2019

Publication series

Name2019 IEEE International Conference on Big Data and Smart Computing, BigComp 2019 - Proceedings

Conference

Conference2019 IEEE International Conference on Big Data and Smart Computing, BigComp 2019
Country/TerritoryJapan
CityKyoto
Period27/02/192/03/19

Bibliographical note

Publisher Copyright:
© 2019 IEEE.

Keywords

  • 5G New Radio (NR)
  • Gittins Index
  • URLLC
  • eMBB
  • resource scheduling

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