IEICE Transactions on Communications
Online ISSN : 1745-1345
Print ISSN : 0916-8516
Regular Section
A Throughput Enhancement under a Finite Buffer Capacity in OFDMA System
Soonchul PARKSungho HWANGHo-Shin CHO
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2009 年 E92.B 巻 11 号 p. 3537-3540

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抄録
In this paper, we propose a scheme of frequency sub-band allocation to obtain maximum throughput in an orthogonal frequency division multiple access (OFDMA) system where each user has a finite number of packets to transmit, which are generated from packet calls with arbitrary size and arbitrary arrival rate. The proposed scheme is evaluated in terms of throughput and user fairness in comparison with the proportional fairness (PF) scheme and the Greedy scheme under the finite queue length condition. Numerical results show that the proposed scheme is superior to the Greedy scheme in terms of both throughput and fairness for finite queue length.
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© 2009 The Institute of Electronics, Information and Communication Engineers
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