… users decode the received signal and relay the decoded signal successively to … relaying
scheme in C-NOMA system and existing SR in cooperative orthogonal multiple access system in …

… NOMA [2] has attracted much attention in cooperative systems in recent years [3]. In [4],
authors proposed a cooperative NOMA system using the fact that users with better channel …

… superposition transmission without relaying. In [33], a DF relay aimed C-NOMA system with
direct … In [34], a system cooperative device-to-device systems with NOMA in which the BS can …

… In this paper, we consider NOMA in cooperative multiple antennas relaying systems, where
… In the cooperative NOMA scheme considered in this paper, the users are ordered based on …

… NOMA-based cooperative relaying system is studied, and an analytical framework is developed
to evaluate its performance. Specifically, the performance of NOMA … a cooperative NOMA …

… to cooperative communications for 5G and beyond wireless networks. This paper investigates
NOMA based cooperative relaying … In [33], a cooperative NOMA scheme with DLT and DTT …

… cooperative NOMA with RS schemes. Motivated by these, we specifically consider the secrecy
performance of the cooperative NOMA system … into account in the proposed system. In the …

… physical layer security in cooperative NOMA systems. Thus, this is the main motivation of this
work. … a cooperative NOMA system with a single relay where both AF and DF protocols are …

… the overall system performance. Motivated by this key observation, we study a cooperative
NOMA network integrating user cooperation and dedicated-relay cooperation. Specifically, …

… We consider a downlink cooperative NOMA system consisting of a BS, a DF relay, and two
far users. The system model is depicted in Fig. 1, in which the two far users are denoted by …