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Table 1 Simulation parameters

From: Socially aware D2D cooperative communications for enhancing Internet of Things application

Parameter Value
Carrier frequency 2.5 GHz
System bandwidth 5 MHz
eNodeB Tx power 46 dBm
Maximum UE Tx power 29 dBm (D2D mode: 20 dBm)
RB size 12 sub-carriers 0.5 ms
Path loss (cell link) 128.1+37.6log(d),d[km]
Path loss (D2D link) 40log(d)+30log(f)+49, d[km],f[Hz]
Cell radius 500 m
The maximum distance (D2D) 50 m
Thermal noise − 174 dBm/Hz