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Energy Efficient Two-Tier Network-Coded Relaying Systems Considering Processing Energy Costs

delete2019-01-01
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PRE
AI
戚楠 (Nan Qi) *
M
Ming Xiao *
T
Theodoros A. Tsiftsis
R
Rugui Yao
S
Shahid Mumtaz
DOI:10.1109/TVT.2018.2881653delete
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Abstract

Abstract

En 中文
In this paper, a two-tier network coding (TNC) scheme is proposed for the multi-user multi-relay transmission scenarios. Specifically, TNC is conducted at each individual relay, where two groups of source messages are combined into one network codeword that is forwarded to dual destinations. Finally, two groups of source messages are jointly recovered from different network codewords at the destinations. Both analytical and simulation results demonstrate that the proposed scheme outperforms the current state of art in terms of the energy efficiency (EE). In addition, the impacts of multiple parameters, including the number of users, SNR and relay locations on the average EE have been demonstrated, which provide valuable insights for the system designs of future wireless networks.
Keywords:
Energy efficiency
outage probability
relay forwarding
two-tier network coding
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Journal

IEEE Transactions on Vehicular Technology cover
IEEE Transactions on Vehicular Technology
IF:
7.1
Papers:
1.8W
Citations:
6.6W

Organization

R
Royal Institute of Technology
Scholars:
1.8W
Papers: 1.8W
Citations: 25
N
Northwestern Polytechnical University
Scholars:
4.6W
Papers: 3.7W
Citations: 5.3W
U
universidade de aveiro
Scholars:
1.3W
Papers: 1.4W
Citations: 24
J
jinan university
Scholars:
4.3W
Papers: 2.6W
Citations: 38
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