Shifted Successive Decode-and-Forward Relaying: Towards the Optimal Diversity-Multiplexing Tradeoff for a Four-Node Cooperative Network

被引:0
|
作者
Wang, Chao [1 ]
Fan, Yijia [2 ]
Thompson, John S. [3 ]
Skoglund, Mikael [1 ]
Poor, H. Vincent [2 ]
机构
[1] Royal Inst Technol, Sch Elect Engn, ACCESS Linnaeus Ctr, S-10044 Stockholm, Sweden
[2] Princeton Univ, Dept Elect Engn, Princeton, NJ 08544 USA
[3] Univ Edinburgh, Inst Digital Commun, Edinburgh EH9 3JL, Midlothian, Scotland
关键词
EFFICIENT PROTOCOLS; CODED PROTOCOLS;
D O I
暂无
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
In this paper, a novel cooperative diversity transmission protocol is proposed for a four-node network where a single-antenna source communicates with its intended N-antenna destination with the help of two K-antenna decode-and-forward (DF) relays. Without requiring complex coding strategies at the relays, a sufficiently strong or weak inter-relay channel, or destination-source feedback, the proposed shifted successive DF relaying (SSDFR) protocol asymptotically achieves the optimal diversity-multiplexing tradeoff performance the four-node network can provide.
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页数:5
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