A game theory approach for user grouping in hybrid non-orthogonal multiple access systems

Wang Kaidi, Zhiguo Ding, Liang Wei

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

26 Scopus citations

Abstract

In recent years, non-orthogonal multiple access (NOMA) has been considered as a promising technique in 5G systems. The users in a NOMA system are cooperative and communicates at the same time slot. This paper proposes a scheme of user grouping to improve the sum rate, by treating the system model as a cooperative game in partition formation. The scheme of user grouping divides users into different coalitions and time slots are allocated to these coalitions. In this scheme, users are allowed to stay alone and communicate with orthogonal multiple access (MA) techniques. Preference relation and sequence game are employed as two algorithms to resolve the coalitional game in partition formation. The simulation results show that the sum rate can be significantly improved by these two algorithms.

Original languageBritish English
Title of host publicationISWCS 2016 - 13th International Symposium on Wireless Communication Systems, Proceedings
Pages643-647
Number of pages5
ISBN (Electronic)9781509020614
DOIs
StatePublished - 19 Oct 2016
Event13th International Symposium on Wireless Communication Systems, ISWCS 2016 - Poznan, Poland
Duration: 20 Sep 201623 Sep 2016

Publication series

NameProceedings of the International Symposium on Wireless Communication Systems
Volume2016-October
ISSN (Print)2154-0217
ISSN (Electronic)2154-0225

Conference

Conference13th International Symposium on Wireless Communication Systems, ISWCS 2016
Country/TerritoryPoland
CityPoznan
Period20/09/1623/09/16

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