Femtocell Subband Selection Method for Managing Cross- and Co-tier Interference in a Femtocell Overlaid Cellular Network
Author(s) -
Young Min Kwon,
Hyunseung Choo,
TaeJin Lee,
Min Young Chung,
Mihui Kim
Publication year - 2014
Publication title -
journal of information processing systems
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.288
H-Index - 23
eISSN - 2092-805X
pISSN - 1976-913X
DOI - 10.3745/jips.03.0008
Subject(s) - femtocell , macrocell , computer science , interference (communication) , computer network , base station , cellular network , scheme (mathematics) , telecommunications , channel (broadcasting) , mathematical analysis , mathematics
The femtocell overlaid cellular network (FOCN) has been used to enhance the capacity of existing cellular systems. To obtain the desired system performance, both cross-tier interference and co-tier interference in an FOCN need to be managed. This paper proposes an interference management scheme that adaptively constructs a femtocell cluster, which is a group of femtocell base stations that share the same frequency band. The performance evaluation shows that the proposed scheme can enhance the performance of the macrocell-tier and maintain a greater signal to interference-plus-noise ratio than the outage level can for about 99% of femtocell users. Keywords—Clustering Method, Femtocell, Frequency Partition, Interference Management
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