Performance Optimization in UAV-Assisted Wireless Powered mmWave Networks for Emergency Communications

Table 1

Simulation parameters.

Symbol	Description	Value
	Empirical parameter related to visited grids	1
	Empirical parameter related to distance between grids (FPP-IDA)	2
	Empirical parameter related to distance between current grid and charging point	1
	Empirical parameter related to number of slots in conflict (FPP-IDA)	2
	Empirical parameter related to number of response slots in idle state (FPP-IDA)	1
	Empirical parameter related to distance between grids (FPP-I∂E)	0.5
	Empirical parameter related to number of slots in conflict (FPP-I∂E)	2
	Empirical parameter related to number of response slots in idle state (FPP-I∂E)	1
	Exploration probability	0.2
	Basic slot size	0.1 s
	The UAV’s covering radius	50 m
	The UAV’s altitude above ground	100 m
	Half value of beam width	27°
	Flying speed	20 km/h
	Flying engine power	2 w
	Hovering engine power	4 w
	Recharging power	1 w
	Hovering interval	120 s
	Temperature parameter	1
	The number of grids
	The positive integer	2