Cooperative coding for wireless networks

被引:298
作者
Stefanov, A [1 ]
Erkip, E [1 ]
机构
[1] Polytech Univ, Dept Elect & Comp Engn, Brooklyn, NY 11201 USA
关键词
diversity methods; error-correction coding; fading channels; multiple-input/multiple-output (MIMO) systems;
D O I
10.1109/TCOMM.2004.833070
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
User cooperation represents an effective way of introducing diversity in wireless networks. Spatial diversity gains are obtained through the cooperative use of antennas belonging to several nodes. We design and analyze the performance of channel codes that are capable of achieving the full diversity provided by user cooperation, with the constraint that they also provide the best possible performance in the interuser link. We show that even though the interuser channel is noisy, the codes provide substantial diversity and coding gains over the noncooperative case.
引用
收藏
页码:1470 / 1476
页数:7
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