… imperfect SIC and CSI effects limit the performance of NOMA … -NOMA system in the presence
of imperfect SIC and CSI is … In this network, cell-center cognitive SUs act as relays to assist …

… with imperfect channel state information (CSI) hasnt been … (NOMA) UAV network considering
imperfect CSI between the … an probability constraint for imperfect CSI, the original problem …

… We consider a downlink cooperative underlay CR-NOMA network which consists of a
secondary source (S), a relay (R) and two destination users (U1,U2) as well as a primary des…

… Thus, we propose a DF-RIS assisted NOMA network under imperfect CSI and explore a
more robust beamforming design for secure green communications. The main novelty of this …

… systems assume perfect channel state information (CSI). … link NOMA single-cell network by
considering imperfect CSI. … the imperfect CSI is first studied for resource allocation in NOMA. …

… obtain exact CSI due to … Imperfect CSI: Since it is difficult to obtain perfect CSI due to
quantization errors and parametric estimation errors, robust RA schemes with imperfect CSI in NOMA…

… systems above assumed perfect channel state information (CSI). However, in real conditions,
a NOMA network needs to be investigated in practical case of imperfect CSI [26], [27]. The …

… Abstract—With the advent of 5G and the need for energyefficient massively connected wireless
networks, in this work, we consider an energy harvesting (EH) based multirelay downlink …

… imperfect CSI, we propose an energy-efficient resource allocation scheme for a multi-user
multi-BS network. … -user multi-BS NOMAMEC network with imperfect CSI. We aim to minimize …

… system under imperfect CSI. Compared to [21] and the previous works in CNOMA networks,
… : 1) We extend the study of CNOMA systems with imperfect CSI proposed in [21] to multiple …