IRS-assisted downlink and uplink NOMA in wireless powered communication networks

B Lyu, P Ramezani, DT Hoang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper studies the integration of the newly-emerged intelligent reflecting surface (IRS)
technology into non-orthogonal multiple access (NOMA)-based wireless powered …

IRS-assisted wireless powered NOMA: Do we really need different phase shifts in DL and UL?

Q Wu, X Zhou, R Schober - IEEE Wireless Communications …, 2021 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is a promising technology to improve the performance of
wireless powered communication networks (WPCNs) due to its capability to reconfigure …

Throughput maximization for IRS-assisted wireless powered hybrid NOMA and TDMA

D Zhang, Q Wu, M Cui, G Zhang… - IEEE Wireless …, 2021 - ieeexplore.ieee.org
The high reflect beamforming gain of the intelligent reflecting surface (IRS) makes it
appealing not only for wireless information transmission but also for wireless power transfer …

Joint beamforming design and power splitting optimization in IRS-assisted SWIPT NOMA networks

Z Li, W Chen, Q Wu, K Wang, J Li - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper proposes a novel network framework of intelligent reflecting surface (IRS)-
assisted simultaneous wireless information and power transfer (SWIPT) non-orthogonal …

Performance analysis and resource allocation of STAR-RIS aided wireless-powered NOMA system

K Xie, G Cai, G Kaddoum, J He - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper proposes a simultaneous transmitting and reflecting reconfigurable intelligent
surface (STAR-RIS) aided wireless-powered non-orthogonal multiple access (NOMA) …

Energy-efficient design of IRS-NOMA networks

F Fang, Y Xu, QV Pham, Z Ding - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Combining intelligent reflecting surface (IRS) and non-orthogonal multiple access (NOMA) is
an effective solution to enhance communication coverage and energy efficiency. In this …

NOMA-based energy-efficient wireless powered communications

TA Zewde, MC Gursoy - IEEE Transactions on Green …, 2018 - ieeexplore.ieee.org
In this paper, we study the performance of non-orthogonal multiple access (NOMA) schemes
in wireless powered communication networks (WPCN) focusing on the system energy …

Exploiting benefits of IRS in wireless powered NOMA networks

X Li, Z Xie, Z Chu, VG Menon… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
We consider an intelligent reflecting surface (IRS) wireless-powered NOMA Internet-of-
Things (IoT) network, where multiple NOMA IoT devices can communicate with access point …

Spectral and energy-efficient wireless powered IoT networks: NOMA or TDMA?

Q Wu, W Chen, DWK Ng… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Wireless powered communication networks (WPCNs), where multiple energy-limited
devices first harvest energy in the downlink and then transmit information in the uplink, have …

Sum-throughput maximization in NOMA-based WPCN: A cluster-specific beamforming approach

D Song, W Shin, J Lee, HV Poor - IEEE Internet of Things …, 2021 - ieeexplore.ieee.org
Wireless power transfer is a promising solution for wireless networks composed of Internet-
of-Things (IoT) devices that may suffer from insufficient battery capacity. A wireless powered …