Buffer-Aided Link Selection With Network Coding in Multihop Networks

被引:17
|
作者
Tian, Zhao [1 ,2 ,3 ]
Gong, Yu [1 ]
Chen, Gaojie [4 ]
Chen, Zhi [5 ]
Chambers, Jonathon [6 ]
机构
[1] Univ Loughborough, Adv Signal Proc Grp, Loughborough LE11 3TU, Leics, England
[2] Aston Univ, Birmingham B7 4BB, W Midlands, England
[3] Integrated Geochem Interpretat Ltd, Birmingham B7 4BB, W Midlands, England
[4] Univ Oxford, Dept Engn Sci, Oxford OX1 3PJ, England
[5] Univ Elect Sci & Technol China, Natl Key Lab Sci & Technol Commun, Chengdu 611731, Peoples R China
[6] Commun Sensors Signal & Informat Proc, Newcastle Upon Tyne NE1 7RU, Tyne & Wear, England
关键词
Buffer-aided relay; link selection; multihop relay; network coding; RELAY SELECTION; COMMUNICATION;
D O I
10.1109/TVT.2015.2497198
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
This paper proposes a novel buffer-aided link selection scheme based on network coding in the multiple-hop relay network. The proposed scheme significantly increases transmission throughput by applying data buffers at the relays to decrease the outage probability and using network coding to increase the data rate. The closed-form expressions of both average throughput and packet delay are successfully derived. The proposed scheme not only has significantly higher throughput than both the traditional and existing buffer-aided max-link schemes but smaller average packet delay than the max-link scheme as well, making it an attractive scheme in practice.
引用
收藏
页码:7195 / 7206
页数:12
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