Presentation 2013-07-17
Joint Femtocell Clustering and Cross-tier Interference Mitigation with Distributed Antenna System in Small Cell Networks
Massa NDONG, Takeo FUJII,
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Abstract(in English) Small cell networks improve the spectral area efficiency of macrocells. The femtocells overlaid onto macrocell constitute an underlay system instance of small cell network whose performance is limited by the cross-tier interference of the macrocell users. This study proposes a cooperative cellular architecture composed of a distributed antenna system (DAS) and the femtocell-macrocell underlay system. By distributing the remote antenna units of the DAS in the two-tier network, the cross-tier interference can be mitigated at the femtocells located near macrocell users. The cross-tier interference mitigation is applied on femtocells clustered by the DAS. The proposed joint cross-tier interference mitigation and femtocell clustering ensures a better average capacity across all end users in the two tier network.
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Keyword(in English) Macrocell / Femtocell / DAS / Cross-tier interference mitigation / Heterogeneous networks / Spectrum sharing / Small cell networks
Paper # SR2013-21
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Committee SR
Conference Date 2013/7/10(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
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Title (in English) Joint Femtocell Clustering and Cross-tier Interference Mitigation with Distributed Antenna System in Small Cell Networks
Sub Title (in English)
Keyword(1) Macrocell
Keyword(2) Femtocell
Keyword(3) DAS
Keyword(4) Cross-tier interference mitigation
Keyword(5) Heterogeneous networks
Keyword(6) Spectrum sharing
Keyword(7) Small cell networks
1st Author's Name Massa NDONG
1st Author's Affiliation Advanced Wireless Communication Research Center, The University of Electro-Communications()
2nd Author's Name Takeo FUJII
2nd Author's Affiliation Advanced Wireless Communication Research Center, The University of Electro-Communications
Date 2013-07-17
Paper # SR2013-21
Volume (vol) vol.113
Number (no) 131
Page pp.pp.-
#Pages 7
Date of Issue