Z Wang, J Guo, Z Chen, L Yu, Y Wang… - … of Communications and …, 2022 - ieeexplore.ieee.org
This paper considers a novel scenario, where a physical layer security issue is studied in unmanned aerial vehicles (UAVs)-assisted cognitive relay system. A secondary unmanned …
X Wu, J Ma, X Xue - Journal of Communications and Networks, 2022 - ieeexplore.ieee.org
This paper studies the security and communication efficiency problem of a reconfigurable intelligent surface (RIS) assisted cognitive radio network, in which we proposed a scheme …