Uplink Performance of Dynamic Interference Coordination under Fractional Power Control for LTE-Advanced Femtocells

Luis Guilherme Uzeda Garcia, Klaus Pedersen, Preben Mogensen

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2 Citations (Scopus)

Abstract

It has been identified in numerous contributions that dynamic interference coordination is very appealing in case of dense and uncoordinated deployments of home eNBs (eNBs), also known as femtocells. One of the proposed schemes for LTE-Advanced is known as Autonomous Component Carrier Selection (ACCS). Previous contributions presented extensive downlink performance results attesting the effectiveness of ACCS. Nonetheless, the uplink has its own set of specificities, such as the use of Fractional Power Control (FPC). In this light, the purpose of this paper is two-fold: (i) Provide qualitative and quantitative answers to questions such as what is the impact of FPC on femtocells and how to best configure it. (ii) Evaluate in detail the uplink performance of ACCS under realistic power control settings. Using results derived from extensive uplink system level simulations we show that the behavior of FPC when applied to femtocells is significantly different from that seen on macrocells. In addition we demonstrate that ACCS is equally attractive and applicable to the uplink even though most decisions are based on UE downlink measurements.
Original languageEnglish
Title of host publication2010 IEEE 72st Vehicular Technology Conference (VTC 2010-Fall)
Number of pages5
PublisherIEEE Press
Publication date2010
ISBN (Electronic)978-1-4244-3573-9
DOIs
Publication statusPublished - 2010
Event2010 IEEE 72nd Vehicular Technology Conference Fall (VTC 2010-Fall), - Ottowa, ON, Canada
Duration: 6 Sept 20109 Sept 2010

Conference

Conference2010 IEEE 72nd Vehicular Technology Conference Fall (VTC 2010-Fall),
Country/TerritoryCanada
CityOttowa, ON
Period06/09/201009/09/2010
SeriesUden navn

Keywords

  • Autonomous Component Carrier Selection
  • Femtocells,
  • Fractional Power Control

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