… In this work, a more practical scenario of underlay cognitive radio is considered, as we
consider the effect of co-channel interference and primary network interference as well. Outage …

… network over Nakagami-m fading … underlay cognitive radio network scenario over Nakagami-m
fading channels is studied when the CCI signals and the primary network interferences …

… spectrum and increasing the demand for data throughput comes with the cognitive radio (CR…
dualhop underlay CR network, by considering the impact of the co-channel interference and …

… of primary network and co-channel interference on the secrecy outage probability and
strictly positive secrecy capacity of an underlay cognitive decode-and-forward relay network in …

… of CR is underlay cognitive radio. In this thesis the performance of an underlay cognitive
radio network (UCRN) in the presence of the co-channel interference (CCI) is assessed. …

… of co-channel interference in practical multiuser dual-hop underlay cognitive radio networks,
… assuming that a finite number of co-channel interference signal affects each relay as well as …

… of underlay cognitive radio that the CU could also utilize the victim band for its data transmission
with the constraint that it does not interfere … One is the co-channel interference from the …

… In traditional relaying, co-channel interference (CCI) within the same bandwidth as the
transmitted signal deteriorates the system performance. In this case, CCI has to be eliminated by …

… is a novel radio spectrum … interference to primary users (PUs) in the licensed system [3],
[4]. At present, there are three access paradigms for cognitive radio networks (CRNs): underlay, …

… has been achieved in wireless networks self-maintaining … use of overlay/underlay modes of
cognitive radio networks (CRNs)… That is why the co-channel interference drops and results in …