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 …

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 …

Joint beamforming and power control for throughput maximization in IRS-assisted MISO WPCNs

Y Zheng, S Bi, YJA Zhang, X Lin… - IEEE Internet of Things …, 2020 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is an emerging technology to enhance the energy
efficiency and spectrum efficiency of wireless-powered communication networks (WPCNs) …

IRS-aided WPCNs: A new optimization framework for dynamic IRS beamforming

Q Wu, X Zhou, W Chen, J Li… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In this paper, we propose a new dynamic IRS beamforming framework to boost the sum
throughput of an intelligent reflecting surface (IRS) aided wireless powered communication …

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 …

Throughput maximization for intelligent reflecting surface aided MIMO WPCNs with different DL/UL reflection patterns

S Gong, C Xing, S Wang, L Zhao… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Wireless power transfer (WPT) technique has evolved into a revolutionary technology for
realizing green and self-sustainable wireless networks. Meanwhile, the newly emerging …

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 …

Power-efficient passive beamforming and resource allocation for IRS-aided WPCNs

M Hua, Q Wu, HV Poor - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper studies an intelligent reflecting surface (IRS)-assisted wireless-powered
communication network (WPCN), where a hybrid access point (HAP) broadcasts energy …

Throughput maximization for active intelligent reflecting surface-aided wireless powered communications

P Zeng, D Qiao, Q Wu, Y Wu - IEEE Wireless Communications …, 2022 - ieeexplore.ieee.org
This letter considers an active intelligent reflecting surface (IRS)-aided wireless powered
communication network (WPCN), where devices first harvest energy and then transmit …

Energy-efficient IRS-aided NOMA beamforming for 6G wireless communications

A Ihsan, W Chen, M Asif, WU Khan… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This manuscript presents an energy-efficient alternating optimization framework based on
intelligent reflective surfaces (IRS) aided non-orthogonal multiple access beamforming …