… cooperative downlink and uplink NOMA transmissions in the presence of an untrusted relay,
where a source uses the NOMA principle to have downlink and uplink transmissions with a …

… , relying on the uplink NOMA principle, the untrusted relay forwards its … the untrusted relay
to maximize the secrecy sum rate. Scenarios of single-antenna and multiple-antenna relaying …

… , relying on the uplink NOMA principle, the untrusted relay forwards its … the untrusted relay
to maximize the secrecy sum rate. Scenarios of single-antenna and multiple-antenna relaying …

… for NOMA untrusted relay … NOMA untrusted relay network in [5]. In [6], a cooperative
jamming strategy is developed to enhance the security of both the uplink and downlink NOMA …

… EH untrusted relays in MISO IoT system using NOMA have not been studied extensively in
recent works. Thus, in this paper, we consider PLS and throughput for a NOMA IoT … of uplink …

… Literature [9] studied the influence of NOMA on the uplink … security of untrusted relay assisted
MEC to offload by NOMA … efficiency of untrusted relay assisted MEC to offload by NOMA …

… In this paper, we proposed an enhanced secrecy performance scheme of cooperative
uplink/downlink NOMA networks against untrusted relaying. To save resources and prevent …

… for large-scale NOMA systems in the downlink and the uplink, respectively. NOMA-assisted …
eavesdropper, and then we investigate the case of having an untrusted relay in Section IV. …

This study seeks an answer for the impact of the co-channel interference on the leakage
rate of illegitimate relay-assisted power-domain non-orthogonal multiple access (NOMA) …

… signal to confuse the relay and the uplink NOMA principle is … decoding capability of the
untrusted relay were developed in [… and uplink NOMA coordinated direct and untrusted relay …