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IEICE TRANSACTIONS on Communications

Coordinated Power Allocation for Generalized Multi-Cluster Distributed Antenna Systems

Wei FENG, Yanmin WANG, Yunzhou LI, Xibin XU, Jing WANG

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Summary :

In this letter, coordinated power allocation (PA) is investigated for the downlink of a generalized multi-cluster distributed antenna system (DAS). Motivated by practical applications, we assume only the global large-scale channel state information is known at the transmitter. First, an upper bound (UB) for the ergodic sum capacity of the system is derived and used as a simplified optimization target. Then, a coordinated PA scheme is proposed based on Geometric Programming (GP), which is demonstrated to be nearly optimal by Monte Carlo simulations.

Publication
IEICE TRANSACTIONS on Communications Vol.E94-B No.9 pp.2656-2659
Publication Date
2011/09/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.E94.B.2656
Type of Manuscript
LETTER
Category
Wireless Communication Technologies

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