Performance analysis of small-cell base station with cellular and WiFi RATs

  • Young Min Kwon
  • , Syed Tariq Shah
  • , Min Young Chung
  • , Jae Sheung Shin
  • , Ae Soon Park

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

Abstract

As a multiple radio access technologies (multi-RAT) solution to treat increasing mobile traffic, small-cell base station (SBS) using integration of cellular and WiFi technology has attracted interest from academia, industry, and mobile network operators (MNOs). SBS with multi-RAT can steer their traffic between cellular and WiFi RATs by considering channel condition of each RAT. SBS with multi-RAT has different characteristics based on cellular and WiFi RAT. Performance of SBSs with cellular RAT is mainly affected by signal to interference and noise ratio (SINR) of receiver. This has been analyzed in many research studies by using a point process. However, performance of SBSs with WiFi RAT is rarely analyzed despite the different characteristic of WiFi RAT. In this paper, we introduce the analytical model to estimate performance of WiFi RAT using IEEE 802.11 distributed coordination function (DCF) technique. By using our analytical model, we estimate the number of competing and hidden nodes which mainly influence the performance of WiFi RAT. Results of our analytical model are compared with Monte Carlo simulation, and it is shown that our model can estimate the number of competing and hidden nodes in multi-RAT SBS network.

Original languageEnglish
Title of host publicationACM IMCOM 2015 - Proceedings
PublisherAssociation for Computing Machinery, Inc
ISBN (Electronic)9781450333771
DOIs
StatePublished - 8 Jan 2015
Event9th International Conference on Ubiquitous Information Management and Communication, ACM IMCOM 2015 - Bali, Indonesia
Duration: 8 Jan 201510 Jan 2015

Publication series

NameACM IMCOM 2015 - Proceedings

Conference

Conference9th International Conference on Ubiquitous Information Management and Communication, ACM IMCOM 2015
Country/TerritoryIndonesia
CityBali
Period8/01/1510/01/15

Keywords

  • Heterogeneous network
  • IEEE 802.11 DCF
  • Multi-RAT
  • Small-cell network

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