Leakage-based precoding with power allocation for multicellular multiuser MIMO downlink

被引:8
|
作者
Feng, S. [1 ,2 ]
Wang, M. [1 ]
Tingting, L. [1 ]
机构
[1] Nanjing Univ Sci & Technol, Dept Commun Engn, Nanjing, Peoples R China
[2] Southeast Univ, Natl Mobile Commun Res Lab, Nanjing, Peoples R China
关键词
Compendex;
D O I
10.1049/el.2010.2166
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
To enhance the sum rate of maximising the signal-to-leakage-and-noise ratio (Max-SLNR), a signal-to-interference-and-noise ratio (SINR) based power allocation (PA) is proposed for Max-SLNR per substream of users in multiuser MIMO systems. Simulation shows that the rate gain of SINR based PA over equal PA is about 0.5bit/s/Hz per user at low and medium signal-to-noise ratios in the presence of shadow fading and antenna correlation.
引用
收藏
页码:1629 / 1630
页数:2
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