Dynamic CoMP configuration for OFDMA networks under different user traffic scenarios

Yapeng Wang, Xu Yang, Liang Yang

研究成果: Conference contribution同行評審

3 引文 斯高帕斯(Scopus)

摘要

In OFDMA based LTE and LTE-A systems, cell-edge users suffer from Inter-Cell Interference (ICI). To mitigate ICI, Coordinated Multi-Point (CoMP) is proposed to improve cell-edge users' performance. In CoMP mode, base stations need to reserve same frequencies for these CoMP users. However, mobile communication network is a dynamic network. Users distribution are always changing, therefore it will be beneficial to configure CoMP dynamically. In this study, an intelligent algorithm is designed and implemented to dynamically adjust CoMP configuration to optimize system performance. In the algorithm, base stations cooperatively divide CoMP and Non CoMP users according to user traffic scenarios and cooperatively adjust configuration of CoMP users. Genetic Algorithm is coupled to the proposed algorithm to optimize CoMP division. Cell edge users' SINR and throughput performance are significantly improved by our algorithm.

原文English
主出版物標題2015 23rd International Conference on Software, Telecommunications and Computer Networks, SoftCOM 2015
編輯Nikola Rozic, Dinko Begusic, Petar Solic, Matko Saric
發行者Institute of Electrical and Electronics Engineers Inc.
頁面274-279
頁數6
ISBN(電子)9789532900569
DOIs
出版狀態Published - 30 10月 2015
事件23rd International Conference on Software, Telecommunications and Computer Networks, SoftCOM 2015 - Split - Bol (Island of Brae), Croatia
持續時間: 16 9月 201518 9月 2015

出版系列

名字2015 23rd International Conference on Software, Telecommunications and Computer Networks, SoftCOM 2015

Conference

Conference23rd International Conference on Software, Telecommunications and Computer Networks, SoftCOM 2015
國家/地區Croatia
城市Split - Bol (Island of Brae)
期間16/09/1518/09/15

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