A Novel Access Control and Energy-Saving Resource Allocation Scheme for D2D Communication in 5G Networks

Table 1

Numerical simulation parameters.

Parameter	Value
Cell coverage	500 m
Subcarrier bandwidth	15 kHz
Noise power	−174 dBm/Hz
Path loss index	3
Path loss constant	0.01
Maximum transmission power of cellular user	23 dBm
Maximum transmission power of D2D user	23 dBm
Distance between D2D transmitting endpoint to receiving endpoint	10 m–50 m
Channel fast fading	Exponential distribution with mean value of 1
Shadow fading	Lognormal distribution with standard deviation of 8 dB