… Moreover, some user clustering schemes for joint spatial … applied to each cluster, SIC will
be applied at the users’ receiver… Here, we evaluate the impact of imperfect CSI on the per…

… even if imperfect beamforming is used. As a further advance, … of all users in each cluster is
also derived for performing SIC. … , user clustering and power allocation are jointly investigated …

… SC and SIC, are not used in the RISpartition based cluster. Whereas the … all users, this
results in 16 points joint constellation as shown in Fig. 4, that are represented by (η1η2η3η4) joint …

… considered a sum-rate maximization problem and provide solutions to jointly … cluster NOMA
system. Most previous works on NOMA assumed perfect SIC, which means the users with a …

… In SIC, the receiver of each user first decodes the signal whose channel gain is more … ]
proposed the joint user scheduling and power allocation scheme for imperfect CSI. Zhao et …

… feature because otherwise, the imperfect SIC will cause error … receiver is advocated by the
joint design of detection and … As iterative SIC is performed within each NOMA cluster, error …

… user clustering scheme can achieve a higher sum rate than NOMA pairing scheme in the
DL mode with perfect and imperfect SIC, … The joint user-clustering and STAR-RIS design to …

… of each user was fixed in this analysis, which in fact can be jointly optimized alongside with
… -user NOMA system with imperfect SIC via the IGS technique, in which, the weak user may …

… an user cluster in the scenarios of perfect and imperfect channel … of the effect of imperfect
SIC on NOMA schemes. In this … of imperfect SIC in a massive NOMA downlink system by jointly …

… SIC receiver was studied for downlink (DL) NOMA systems. In [27], the ergodic sum capacity
of uplink (UL) NOMA was computed in terms of imperfect and perfect SIC… with user clustering…