RIS-assisted joint transmission in a two-cell downlink NOMA cellular system

M Elhattab, MA Arfaoui, C Assi… - IEEE Journal on …, 2022 - ieeexplore.ieee.org
… ICI effects in multi-cell NOMA networks and to further improve the network spectral efficiency,
the integration between CoMP and NOMA, which is referred to as CoMP NOMA networks, …

NOMA-aided multicell downlink massive MIMO

D Kudathanthirige, GAA Baduge - IEEE Journal of Selected …, 2019 - ieeexplore.ieee.org
… of NOMA and … systems. Thus, in this paper, novel techniques for user clustering, pilot
assignment and transmit power control are proposed for the NOMA-aided multi-cell downlink (DL) …

Energy efficiency maximization in downlink multi-cell multi-carrier NOMA networks with hardware impairments

ABM Adam, X Wan, Z Wang - IEEE Access, 2020 - ieeexplore.ieee.org
… For the simulation, we consider MCMC-NOMA system with one BS in the center of each
cell, the cell radius is 500m and the users are randomly distributed in the cell. The total …

On the performance of downlink NOMA in multi-cell mmWave networks

Y Sun, Z Ding, X Dai - IEEE Communications Letters, 2018 - ieeexplore.ieee.org
… performance of the multi-cell mmWave NOMA systems. The … 2, both the near and far users
of the NOMA system achieve … proper design, NOMA is preferable to OMA in multicell mmWave …

Optimal versus CSI-based SIC ordering in downlink multi-cell NOMA systems

S Rezvani, EA Jorswieck, N Mokari… - ICC 2021-IEEE …, 2021 - ieeexplore.ieee.org
downlink multi-cell NOMA systems is still an open problem [1], [7]. In this work, we study the
fundamental limits of user ordering for SIC in multi-cell NOMA. … users in multi-cell NOMA. We …

User association and channel assignment in downlink multi-cell NOMA networks: A matching-theoretic approach

MW Baidas, Z Bahbahani, E Alsusa - EURASIP Journal on Wireless …, 2019 - Springer
… in downlink multi-cell NOMA systems with distributed … -NOMA over CoMP-OMA. Efficient
power allocation for sum network capacity maximization in downlink multi-cell multi-user NOMA

Uplink vs. downlink NOMA in cellular networks: Challenges and research directions

H Tabassum, MS Ali, E Hossain… - 2017 IEEE 85th …, 2017 - ieeexplore.ieee.org
NOMA is well-known to outperform OMA in a singlecell set-up. However, the validity of this
conclusion is unknown for multi-cell scenarios. For instance, in the downlink multi-cell NOMA, …

Non-orthogonal multiple access (NOMA) in cellular uplink and downlink: Challenges and enabling techniques

H Tabassum, MS Ali, E Hossain, MJ Hossain… - arXiv preprint arXiv …, 2016 - arxiv.org
… 4) Inter-cell interference: Downlink multi-cell applications of NOMA will induce additional …
NOMA cluster. However, the downlink inter-cell interference received at each individual user in …

Characterization of SINR region for multi-cell downlink NOMA systems

X Zhang, Y Chen, J Zhang, Y Lei… - ICC 2019-2019 IEEE …, 2019 - ieeexplore.ieee.org
… In this section, we characterize the feasible SINR region of a downlink multi-cell NOMA
system. We first show a necessary and sufficient condition for an SINR vector to be feasible under …

[PDF][PDF] Power optimization of NOMA for multi-cell networks

MB Uddin, MF Kader, A Islam, SY Shin - 한국통신학회논문지, 2018 - journal.kics.or.kr
… performance of NOMA system over … NOMA system noticeably outperforms some power-controlled
OMA schemes. Unlike the existing works in the literature, a downlink NOMA multi-cell