Feasibility of Single-Beam Interference Alignment in Multi-Carrier Interference Channels

被引：1
|
作者：
Grant, David [1 ]
Varanasi, Mahesh K. [2 ]
机构：
[1] Univ Colorado, Dept Math, Boulder, CO 80309 USA
[2] Univ Colorado, Dept Elect Comp & Energy Engn, Boulder, CO 80309 USA
来源：
IEEE TRANSACTIONS ON INFORMATION THEORY | 2017年 / 63卷 / 11期
关键词：
Terms Interference alignment; interference network; multi-carrier modulation; NETWORKS; FREEDOM;
D O I：
10.1109/TIT.2017.2734651
中图分类号：
TP [自动化技术、计算机技术];
学科分类号：
0812 ;
摘要：
Sun and Luo recently showed that if the vector space single-beam interference alignment problem for a K-user, L-carrier interference channel is feasible, then K <= 2L - 2. We prove the converse, that if K <= 2L - 2, then the problem is feasible, i.e., that the requisite beamformers do exist.
引用
收藏
页码：7352 / 7357
页数：6
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