Communication-sensing region for cell-free massive MIMO ISAC systems

W Mao, Y Lu, CY Chi, B Ai, Z Zhong… - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
This paper investigates the system model and the transmit beamforming design for the Cell-
Free massive multi-input multi-output (MIMO) integrated sensing and communication (ISAC) …

Hybrid MRT and ZF learning for energy-efficient transmission in multi-RIS-assisted networks

W Guo, Y Lu, H Du, B Ai, D Niyato… - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
The deep reinforcement learning-based transmission design for reconfigurable intelligent
surface (RIS) assisted multiple input single output networks is investigated in this research …

Multiple RISs-aided networks: Performance analysis and optimization

M Aldababsa, AM Salhab, AA Nasir… - IEEE Transactions …, 2023‏ - ieeexplore.ieee.org
This paper analyzes the performance of multiple reconfigurable intelligent surfaces (RISs)-
aided networks with opportunistic RIS scheduling. The paper also provides some …

Multi-hop multi-RIS wireless communication systems: Multi-reflection path scheduling and beamforming

X Ma, H Zhang, X Chen, Y Fang… - IEEE Transactions on …, 2023‏ - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) provides a promising way to proactively augment
propagation environments for better transmission performance in wireless communications …

Reconfigurable intelligent surface aided hybrid beamforming: Optimal placement and beamforming design

NU Saqib, S Hou, SH Chae… - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
We consider reconfigurable intelligent surface (RIS) aided sixth-generation (6G) terahertz
(THz) communications for indoor environment in which a base station (BS) wishes to send …

IRS-aided location sensing and beamforming in ISAC systems: Distributed or not?

S Lyu, X Hu, C Liu, M Peng - IEEE Transactions on Vehicular …, 2024‏ - ieeexplore.ieee.org
Integrated sensing and communication (ISAC) has been envisioned as one of the key
features of the sixth-generation wireless networks. However, the coverage and sensing …

Towards ergodic sum rate maximization of multiple-RIS-assisted MIMO multiple access channels over generic Rician fading

S Wang, Z Zheng, Z Fei, J Guo… - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) has recently been widely investigated in wireless
communication systems due to its low deployment cost and high-performance gain. In this …

Downlink multi-IRS aided NOMA system with second-order reflection

H Wang, Z Shi, Y Fu, R Song - IEEE Wireless Communications …, 2023‏ - ieeexplore.ieee.org
The performance of non-orthogonal multiple access (NOMA) system can be enhanced by
the incorporation of intelligent reflecting surface (IRS), which has the capability of …

Reconfigurable intelligent surface reliable cooperative beamforming based on cascade/parallel hybrid networking

MM Elsherbini, OA Omer, M Salah - IEEE Access, 2023‏ - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is regarded as one of the main enablers in the
context of 6G wireless communications. It converts the conventionally uncontrolled wireless …

Joint Beamforming in RIS-Assisted Multi-User Transmission Design: A Model-Driven Deep Reinforcement Learning Framework

W **, J Zhang, CK Wen, S **… - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
The deployment of multiple reconfigurable intelligent surfaces (RIS) is a promising strategy
to enhance wireless system performance. However, joint beamforming in multi-RIS-assisted …