(a) Required network service
(b) Drone scheduling to execute the services and during [time slots]
(c) First drone allocation per service, for and for , = 42% and = 50%
(d) Replacement state, battery replacement of drones and
(e) Second drone allocation per service, for and for , = 71%, = 78%
(f) Replacement state, battery replacement of drones and
(g) Third drone allocation per service, for , = 85% and = 92%
(h) Fourth drone allocation per service, for , = 100% and = 100%
Figure 5: Example of the drone scheduling algorithm.