A method to improve transmission efficiency at the edge of cellular OFDMA uplink is proposed, decreasing bit errors by sectors diversity and reducing the number of retransmission.
提供了一种提高蜂窝OFDMA小区边缘用户上行链路传输效率的方法，它利用小区内扇区分集提高误比特率性能，并利用小区间分组分集降低分组重传次数。
This paper focuses on carrier frequency offset estimation (CFO) and multiuser interference elimination in uplink OFDMA system based on generalized carrier assignment schemes.
本文针对上行链路任意分配子载波重点研究了载波频偏估计和多用户间干扰消除的方法。
To deal with this problem, in this paper, a novel joint power and subcarrier allocation scheme in uplink OFDMA systems is proposed based on game theory.
针对这一问题，该文提出了一种基于功率效率最优的联合子载波功率分配算法。
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