… explore the underlay cognitive relay networks in the presence of hardware impairment. To
… at the primary receiver, and iii) imperfect hardware. By taking the correlations among the …

… Underlay cognitive transmission represents one of the most promising spectrum sharing …
system with multiple-antennas and hardware impairments at the transceiver of each hop is …

… in underlay cognitive radio under impact of HIs. In [30], the performance of underlay spectrum
… Besides HIs, the performance of cooperative relay systems may also get impaired by …

… and investigate the joint of the hardware impairment level, the interference threshold and the
… Zepernick, “Exact outage probability of cognitive af relaying with underlay spectrum sharing,…

… , the transceiver hardware suffers from impairments due to … proposes a novel hybrid spectrum
sharing method in which … on the underlay mode or the cooperation-based spectrum sharing …

… Impact of hardware impairment on spectrum underlay cognitive multiple relays network.
In Proceedings of IEEE international conference on communications (ICC2016) (pp. 1–6). …

… hardware impairments on the accuracy of spectrum sensing … Nevertheless, ideal hardware
for spectrum sensing is widely … by considering transceiver hardware imperfections. Moreover, …

… ondary) dual-hop relaying system with multiple antennas and hardware impairments at each
… Underlay cognitive transmission represents one of the most promising spectrum sharing …

… important metrics such as diversity gain and spectrum efficiency were not considered. In this
… -hop protocols in underlay CR networks under the impact of the hardware impairment. The …

… hardware impairments. To compensate the performance loss brought by hardware impairments…
bound of the average bit error rate for underlay spectrum-sharing systems with HIs. More …