“…Recently, cognitive radio technology has been regarded as a promising solution for solving spectrum resource shortages due to its characteristic of efficient spectrum utilization [ 1 , 2 , 3 ]. In addition, satellite communications have received significant attention due to their widely applicability in emergency rescues, environmental monitoring, and network access in unpopulated areas [ 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 ]. The spectrum management of most commercial geostationary orbit communication satellites follows fixed channel authorization allocation modes.…”