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摘要:
In heterogeneous cellular network (HCN), the cell is usually divided into tracking areas (TA) for better management of users’ locations. The trade-off between location update signaling and system paging signaling is a core issue in TA planning. However, the existing TA planning solution aiming at large-scale deployment of small cell has the problems of uneven location updating signaling, ping-pong effect and so on. Against the above problems, this paper presents NCD-TAP, a novel TA planning method based on Newman fast community detection algorithm. Firstly, the TA planning problem is modeled as a complex network community detection problem and the Newman algorithm in the community detection is used to propose the TA planning scheme. Then, the modularity concept of community partition is introduced to measure the performance of TA planning scheme. Finally, the experimental simulation results show that the scheme proposed in this paper has obvious advantages in the case of large scale of small cell and high expectation of small cell Poisson distribution, and is suitable for massive cellular deployment environment. © 2019, North Atlantic University Union. All rights reserved.
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来源 :
International Journal of Circuits, Systems and Signal Processing
年份: 2019
卷: 13
页码: 140-147
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