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Adaptive repetition scheme with machine learning for 3GPP NB-IoT

  • Li Sheng Chen
  • , Wei Ho Chung
  • , Ing Yi Chen
  • , Sy Yen Kuo
  • National Taiwan University
  • National Tsing Hua University
  • National Taipei University of Technology

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

10 Scopus citations

Abstract

In NB-IoT systems, UEs with poor signal quality employ more repetitions to compensate for additional signal attenuation. Excessively high CE levels and repetitions of UEs lead to wastage of valuable wireless resources, whereas inadequate CE levels and repetitions result in data retrieval failure at the receiving end. Therefore, a machine learning-based adaptive repetition scheme for a 3GPP NB-IoT system is proposed in this work to effectively improve overall network transmission efficiency. The results of simulation show the effect of the discount factor? on the convergence behavior of the proposed scheme, with a lower discount factor value denoting the myopic behavior of the proposed scheme, which results from the fact that it places more emphasis on immediate rewards. And the propose scheme is capable of effectively improving the average spectral efficiency.

Original languageEnglish
Title of host publicationProceedings - 2018 IEEE 23rd Pacific Rim International Symposium on Dependable Computing, PRDC 2018
PublisherIEEE Computer Society
Pages252-256
Number of pages5
ISBN (Electronic)9781538657003
DOIs
StatePublished - 02 07 2018
Externally publishedYes
Event23rd IEEE Pacific Rim International Symposium on Dependable Computing, PRDC 2018 - Taipei, Taiwan
Duration: 04 12 201807 12 2018

Publication series

NameProceedings of IEEE Pacific Rim International Symposium on Dependable Computing, PRDC
Volume2018-December
ISSN (Print)1541-0110

Conference

Conference23rd IEEE Pacific Rim International Symposium on Dependable Computing, PRDC 2018
Country/TerritoryTaiwan
CityTaipei
Period04/12/1807/12/18

Bibliographical note

Publisher Copyright:
© 2018 IEEE.

Keywords

  • Adaptive Repetition
  • Machine Learning
  • Narrowband Internet-of-Things (NB-IoT)

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