System Capacity and Convergence Rate Evaluation for Downlink Power Control in 5G MDMA Cellular Systems

Wei Han Hsiao, Jing Jing Su, Zhi Wen Tang, Jia Le Yin, Chia Chi Huang

研究成果: 圖書/報告稿件的類型會議稿件同行評審

摘要

Several downlink power control (PC) algorithms are investigated in this paper for the fifth generation MDMA based cellular system. Among them, the closed-loop PC schemes are studied, which are useful to reduce the co-channel interference and increase the system capacity. Two kinds of iterative methods are commonly discussed. One is the SIR based approach, and the other is the eigenvalue based approach. Some representative PC algorithms are evaluated in terms of different performance metrics. In addition, an enhanced PC method is proposed which combines the advantages of the previous methods. It is shown by computer simulations that the proposed method achieves both desirable capacity performance and convergence rate in a 5G multipath division multiple access cellular system. Thus, the proposed method is a feasible downlink power control solution for 5G cellular systems.

原文英語
主出版物標題IEEE 5G World Forum, 5GWF 2018 - Conference Proceedings
發行者Institute of Electrical and Electronics Engineers Inc.
頁面497-501
頁數5
ISBN(電子)9781538649824
DOIs
出版狀態已出版 - 31 10 2018
對外發佈
事件1st IEEE 5G World Forum, 5GWF 2018 - Santa Clara, 美國
持續時間: 09 07 201811 07 2018

出版系列

名字IEEE 5G World Forum, 5GWF 2018 - Conference Proceedings

Conference

Conference1st IEEE 5G World Forum, 5GWF 2018
國家/地區美國
城市Santa Clara
期間09/07/1811/07/18

文獻附註

Publisher Copyright:
© 2018 IEEE.

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