Energy-efficient resource allocation and user grouping for multi-IRS aided MU-MIMO system

K Singh, M Katwe - Physical Communication, 2023 - Elsevier
In this paper, we consider a multiple-intelligent reflecting surface (IRS)-aided multi-user
multiple-input-multiple-output (MU-MIMO) down-link communication system, wherein a base …

Joint beamforming for IRS-aided multi-cell MISO system: Sum rate maximization and SINR balancing

J Qiu, J Yu, A Dong, K Yu - IEEE Transactions on Wireless …, 2022 - ieeexplore.ieee.org
This paper studies joint beamforming problems for an intelligent reflecting surface (IRS)-
aided multi-cell multiple-input single-output (MISO) system, and the goal is to maximize the …

Joint placement and beamforming design for IRS-enhanced multiuser MISO systems

W Huang, W Ding, C Kai, Y Yi… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The fundamental intelligent reflecting surface (IRS) deployment problem is studied for IRS-
aided downlink multi-user communication system, where IRSs are arranged to be deployed …

Max-min fairness in IRS-aided multi-cell MISO systems with joint transmit and reflective beamforming

H Xie, J Xu, YF Liu - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
This paper investigates an intelligent reflecting surface (IRS)-aided multi-cell multiple-input
single-output (MISO) network with a set of multi-antenna base stations (BSs) each …

Intelligent Reflecting Surface Aided MIMO Networks: Distributed or Centralized Architecture?

G Chen, Q Wu, W Chen, Y Hou, M Jian… - arXiv preprint arXiv …, 2023 - arxiv.org
We investigate the capacity of a broadcast channel with a multi-antenna base station (BS)
sending independent messages to multiple users, aided by IRSs with N elements. In …

Double-IRS assisted multi-user MIMO: Cooperative passive beamforming design

B Zheng, C You, R Zhang - IEEE Transactions on Wireless …, 2021 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) has emerged as an enabling technology to achieve smart
and reconfigurable wireless communication environment cost-effectively. Prior works on IRS …

Reconfigurable intelligent surfaces-assisted multiuser MIMO uplink transmission with partial CSI

L You, J Xiong, Y Huang, DWK Ng… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
This paper considers the application of reconfigurable intelligent surfaces (RISs)(aka
intelligent reflecting surfaces (IRSs)) to assist multiuser multiple-input multiple-output (MIMO) …

Energy-efficient beamforming design for cooperative double-IRS aided multi-user MIMO

C Lu, Y Fang, L Qiu - GLOBECOM 2022-2022 IEEE Global …, 2022 - ieeexplore.ieee.org
In this paper, we investigate the effect of cooperative double Intelligent reflecting surfaces
(IRS) in improving the energy efficiency (EE) of a multi-user multiple-input multiple-output …

Globally optimal resource allocation design for IRS-assisted multiuser networks with discrete phase shifts

Y Wu, D Xu, DWK Ng, R Schober… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
Intelligent reflecting surfaces (IRSs) are envisioned as a low-cost solution to achieve high
spectral and energy efficiency in future communication systems due to their ability to …

Resource allocation for IRS‐assisted MC MISO‐NOMA system

S Javadi, H Shafiei, M Forouzanmehr… - IET …, 2022 - Wiley Online Library
In this paper, a downlink multi‐user communication of an intelligent reflecting surface (IRS)‐
assisted multiple‐input single‐output (MISO) power‐domain non‐orthogonal multiple …