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) …

Transmit power minimization for STAR-RIS-empowered uplink NOMA system

H Ma, H Wang, H Li, Y Feng - IEEE Wireless Communications …, 2022 - ieeexplore.ieee.org
Different from conventional reconfigurable intelligent surface, simultaneously transmitting
and reflecting reconfigurable intelligent surface (STAR-RIS) can provide service for the …

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 …

Resource allocation for double IRSs assisted wireless powered NOMA networks

Z Xie, X Li, M Zeng, D Deng, J Zhang… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
We consider an intelligent reflecting surface (IRS)-aided wireless-powered non-orthogonal
multiple access (NOMA) network, in which double IRSs are adopted to boost the …

Evaluating the ergodic rate in SWIPT-aided hybrid NOMA

SK Zaidi, SF Hasan, X Gui - IEEE Communications Letters, 2018 - ieeexplore.ieee.org
This letter studies a hybrid non-orthogonal multiple access (NOMA)-based wireless system,
in which the users harvest energy from the received downlink signals in order to transmit on …

Uplink and downlink of energy harvesting NOMA system: performance analysis

DH Thuan, NT Nguyen, XT Nguyen… - Journal of Information …, 2024 - Taylor & Francis
In this paper, we consider an uplink non-orthogonal multiple access (NOMA) for energy
harvesting at the base station or access point in the wireless system. By exploiting energy …

Joint beamforming and power splitting optimization for RIS-assited cooperative SWIPT NOMA systems

Q Liu, M Lu, N Li, M Li, F Li… - 2022 IEEE Wireless …, 2022 - ieeexplore.ieee.org
In this paper, reconfigurable intelligent surface (RIS) is utilized to enhance the performance
of the cooperative non-orthogonal multiple access (C-NOMA). The simultaneous wireless …

STAR-RIS Aided MISO SWIPT-NOMA System with Energy Buffer: Performance Analysis and Optimization

K Xie, G Cai, J He, G Kaddoum - arXiv preprint arXiv:2308.09489, 2023 - arxiv.org
In this paper, we propose a simultaneous transmitting and reflecting reconfigurable
intelligent surface (STAR-RIS) and energy buffer aided multiple-input single-output (MISO) …

Uplink noma for star-ris networks

J Zuo, Y Liu, Z Ding, X Wang - arXiv preprint arXiv:2110.05686, 2021 - arxiv.org
A simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs)
enhanced uplink non-orthogonal multiple access (NOMA) communication system is …

Enabling user grouping and fixed power allocation scheme for reconfigurable intelligent surfaces-aided wireless systems

AT Le, NDX Ha, DT Do, A Silva, S Yadav - IEEE Access, 2021 - ieeexplore.ieee.org
This paper considers a two-user downlink transmission in reconfigurable intelligent surface
(RIS)-aided network over fading channels. Particularly, by employing user grouping and …