Simultaneous transmitting and ReflectingIntelligent surfaces-empowered NOMA networks

M Aldababsa, A Khaleel, E Basar - arXiv preprint arXiv:2110.05311, 2021 - arxiv.org
In this paper, we propose simultaneous transmitting and reflecting reconfigurable intelligent
surface (STAR-RIS) assisted non-orthogonal multiple access (NOMA) networks. The …

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 …

Enhancing NOMA backscatter IoT communications with RIS

MS Van Nguyen, DT Do, A Vahid… - IEEE Internet of …, 2023 - ieeexplore.ieee.org
As potential solutions to empower transmissions among the Internet of Things (IoT) devices,
ambient radio frequency (RF) backscatter technology and reconfigurable intelligent surfaces …

On intelligent reflecting surface-assisted NOMA uplinks with imperfect SIC

H Wang, Z Shi, Y Fu, S Fu - IEEE Wireless Communications …, 2022 - ieeexplore.ieee.org
As the interplay between intelligent reflecting surface (IRS) and non-orthogonal multiple
access (NOMA) can boost both the spectrum-and the power-efficiency, this letter …

An SCA and relaxation based energy efficiency optimization for multi-user RIS-assisted NOMA networks

T Wang, F Fang, Z Ding - IEEE Transactions on Vehicular …, 2022 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) assisted non-orthogonal multiple access (NOMA)
transmission can effectively improve the energy/spectrum efficiency in wireless networks …

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 …

Backscatter-NOMA: A symbiotic system of cellular and Internet-of-Things networks

Q Zhang, L Zhang, YC Liang, PY Kam - IEEE Access, 2019 - ieeexplore.ieee.org
Non-orthogonal multiple access (NOMA) is envisioned as a key technology to enhance the
spectrum efficiency for 5G cellular networks. Meanwhile, ambient backscatter …

Robust beamforming design for an IRS-aided NOMA communication system with CSI uncertainty

Y Omid, SMM Shahabi, C Pan, Y Deng… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is a promising technology that provides high throughput in
future communication systems and is compatible with various communication techniques …

Joint optimization of beamforming, phase-shifting and power allocation in a multi-cluster IRS-NOMA network

X Xie, F Fang, Z Ding - IEEE Transactions on Vehicular …, 2021 - ieeexplore.ieee.org
The combination of non-orthogonal multiple access (NOMA) and intelligent reflecting
surface (IRS) is an efficient solution to significantly enhance the energy efficiency of the …

Reconfigurable intelligent surface enhanced NOMA assisted backscatter communication system

J Zuo, Y Liu, L Yang, L Song… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
To enhance the backscatter-links with double fading effect in non-orthogonal multiple
access assisted backscatter communication (NOMABC), a new reconfigurable intelligent …