Energy efficiency maximization in RIS-assisted SWIPT networks with RSMA: A PPO-based approach

R Zhang, K Xiong, Y Lu, P Fan… - IEEE Journal on …, 2023 - ieeexplore.ieee.org
This paper investigates reconfigurable intelligent surface (RIS)-assisted simultaneous
wireless information and power transfer (SWIPT) networks with rate splitting multiple access …

Transmission design for active RIS-aided simultaneous wireless information and power transfer

H Ren, Z Chen, G Hu, Z Peng, C Pan… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is a revolutionary technology to enhance both the
spectral efficiency and energy efficiency of wireless communication systems. However, most …

Max-min fair energy-efficient beamforming design for intelligent reflecting surface-aided SWIPT systems with non-linear energy harvesting model

S Zargari, A Khalili, Q Wu, MR Mili… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper considers an intelligent reflecting surface (IRS)-aided simultaneous wireless
information and power transfer (SWIPT) network, where multiple users decode data and …

Multi-objective resource allocation for IRS-aided SWIPT

A Khalili, S Zargari, Q Wu, DWK Ng… - IEEE Wireless …, 2021 - ieeexplore.ieee.org
In this letter, we study the resource allocation for a multiuser intelligent reflecting surface
(IRS)-aided simultaneous wireless information and power transfer (SWIPT) system …

Optimal resource allocation design for large IRS-assisted SWIPT systems: A scalable optimization framework

D Xu, V Jamali, X Yu, DWK Ng… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we study the optimal resource allocation algorithm design for large intelligent
reflecting surface (IRS)-assisted simultaneous wireless information and power transfer …

Multiuser miso ps-swipt systems: Active or passive ris?

S Zargari, A Hakimi, C Tellambura… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS)-based communication networks promise to improve
channel capacity and energy efficiency. However, the promised capacity gains could be …

Energy efficiency in secure IRS-aided SWIPT

J Liu, K Xiong, Y Lu, DWK Ng… - IEEE Wireless …, 2020 - ieeexplore.ieee.org
This letter studies the energy efficiency (EE) in a secure intelligent reflecting surface (IRS)-
aided simultaneous wireless information and power transfer (SWIPT) network, where an …

Robust beamforming design and time allocation for IRS-assisted wireless powered communication networks

Z Li, W Chen, Q Wu, H Cao, K Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, a novel intelligent reflecting surface (IRS)-assisted wireless powered
communication network (WPCN) architecture is proposed for power-constrained Internet-of …

Energy efficiency maximization via joint active and passive beamforming design for multiuser MISO IRS-aided SWIPT

S Zargari, A Khalili, R Zhang - IEEE Wireless Communications …, 2020 - ieeexplore.ieee.org
This letter studies a multiuser multiple-input single-output (MISO) intelligent reflecting
surface (IRS)-aided simultaneous wireless information and power transfer (SWIPT) system …

Optimized energy and information relaying in self-sustainable IRS-empowered WPCN

B Lyu, P Ramezani, DT Hoang, S Gong… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
This paper proposes a hybrid-relaying scheme empowered by a self-sustainable intelligent
reflecting surface (IRS) in a wireless powered communication network (WPCN), to …