Robust beamforming design for OTFS-NOMA

Z Ding - IEEE Open Journal of the Communications Society, 2019 - ieeexplore.ieee.org
This paper considers the design of beamforming for orthogonal time frequency space
modulation assisted non-orthogonal multiple access (OTFS-NOMA) networks, in which a …

On the performance analysis of mmWave MIMO-NOMA transmission scheme

MRG Aghdam, BM Tazehkand… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we propose an optimal random beamforming technique in mmWave MIMO-
NOMA transmission systems. In our model, we consider a NOMA system with a user pairing …

Joint user scheduling and power allocation for energy efficient millimeter wave NOMA systems with random beamforming

S Lee, JH Lee - 2018 IEEE 88th vehicular technology …, 2018 - ieeexplore.ieee.org
In this paper, we investigate the user scheduling and power allocation scheme for a
millimeter wave non-orthogonal multiple access system. To reduce the feedback overhead …

Random beamforming in millimeter-wave NOMA networks

Z Ding, P Fan, HV Poor - IEEE access, 2017 - ieeexplore.ieee.org
This paper investigates the coexistence between two key enabling technologies for fifth
generation (5G) mobile networks, non-orthogonal multiple access (NOMA), and millimeter …

Joint users selection and beamforming in downlink millimetre‐wave NOMA based on users positioning

E Mahmoud Mohamed - IET Communications, 2020 - Wiley Online Library
In this study, joint users selection and beamforming based on users positioning are
proposed for enabling non‐orthogonal multiple access (NOMA) in the millimetre‐wave …

Systematic beam management in mmWave networks: tradeoff among beam coverage, link budget, and interference control

H Ju, Y Long, X Fang, R He… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we study the beam management problem in mmWave networks from a
systematic perspective. Instead of maximizing the network performance in terms of user sum …

IRS-aided joint spatial division and multiplexing for mmWave multiuser MISO systems

Z Chen, MM Zhao, M Li, M Lei… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS)-aided millimeter wave (mmWave) communication systems
have gained considerable attention recently. However, the benefits brought by IRS require …

Energy-efficient power allocation in millimeter wave massive MIMO with non-orthogonal multiple access

W Hao, M Zeng, Z Chu, S Yang - IEEE Wireless …, 2017 - ieeexplore.ieee.org
In this letter, we investigate the energy efficiency (EE) problem in a millimeter wave massive
MIMO system with non-orthogonal multiple access (NOMA). Multiple two-user clusters are …

Adaptive multi-user clustering and power allocation for NOMA systems with imperfect SIC

NS Mouni, A Kumar, PK Upadhyay - arXiv preprint arXiv:2203.15828, 2022 - arxiv.org
Non-orthogonal multiple access (NOMA) is recognized as a promising radio access
technique for the next generation wireless systems. We consider a practical downlink NOMA …

Learning-based user clustering in NOMA-aided MIMO networks with spatially correlated channels

S Kiani, M Dong, S ShahbazPanahi… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This paper considers the integration of non-orthogonal multiple access (NOMA) into massive
multi-input multi-output (MIMO) systems for downlink transmission. We consider the joint …