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Table 1 List of important parameters

From: Energy efficiency analysis of one-way and two-way relay systems

Symbol Definition Simulation setting
D Distance between source nodes A and B 100 m
d, D-d Distance between A and B to relay node 50 m
PL Path loss attenuation 30 + 10log10(distanceα) dB
α Path loss attenuation factor 2, 4
N 0 Noise power at each node -94 dBm
W Bandwidth 10MHz
T Block duration 5 ms
Bab, Bba Packet sizes in two directions ≥ 0
ϵ Power amplifier efficiency 0.35
P max t Maximum transmit power 40dBm
P a c t , P b c t , P r c t Circuit power in transmit mode at each node From 0 to hundreds of mW
P a c t , P b c t , P r c t Circuit power in receive mode at each node From 0 to hundreds of mW
P a c t , P b c t , P r c t Circuit power in idle mode at each node From 0 to hundreds of mW