Analysis of hierarchical rate splitting for intelligent reflecting surfaces-aided downlink multiuser MISO communications

A Bansal, K Singh, CP Li - IEEE Open Journal of the …, 2021 - ieeexplore.ieee.org
An intelligent reflecting surface (IRS) is an emerging technology in the next-generation (B5G
and 6G) wireless communications with the aim of improving the spectral/energy efficiency of …

Intelligent reflecting surface enhanced wireless network: Joint active and passive beamforming design

Q Wu, R Zhang - 2018 IEEE global communications …, 2018 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is envisioned to have abundant applications in future
wireless networks by smartly reconfiguring the signal propagation for performance …

Active-passive irs aidedwireless communication: New hybrid architecture and elements allocation optimization

Z Kang, C You, R Zhang - IEEE Transactions on Wireless …, 2023 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) has emerged as a promising technology to enhance the
wireless communication network coverage and capacity by dynamically controlling the radio …

Double-IRS aided MIMO communication under LoS channels: Capacity maximization and scaling

Y Han, S Zhang, L Duan… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is a promising technology to extend the wireless signal
coverage and support the high performance communication. By intelligently adjusting the …

Practical channel estimation and phase shift design for intelligent reflecting surface empowered MIMO systems

S Kim, H Lee, J Cha, SJ Kim, J Park… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, channel estimation techniques and phase shift design for intelligent reflecting
surface (IRS)-empowered single-user multiple-input multiple-output (SU-MIMO) systems are …

Performance analysis of intelligent reflecting surface aided communication systems

Q Tao, J Wang, C Zhong - IEEE Communications Letters, 2020 - ieeexplore.ieee.org
This letter presents a detailed performance analysis of the intelligent reflecting surface (IRS)
aided single-input single-output communication systems, taking into account of the direct …

Energy efficiency analysis of intelligent reflecting surface system with hardware impairments

Y Liu, E Liu, R Wang - GLOBECOM 2020-2020 IEEE Global …, 2020 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) technology has emerged as a promising way to improve
the energy efficiency of wireless communication systems with less complexity and hardware …

Optimal beamforming for MISO communications via intelligent reflecting surfaces

X Yu, D Xu, R Schober - 2020 IEEE 21st International …, 2020 - ieeexplore.ieee.org
Wireless communications via intelligent reflecting surfaces (IRSs) has received considerable
attention from both academia and industry. In particular, IRSs are able to create favorable …

Intelligent reflecting surface with discrete phase shifts: Channel estimation and passive beamforming

C You, B Zheng, R Zhang - ICC 2020-2020 IEEE International …, 2020 - ieeexplore.ieee.org
In this paper, we consider an intelligent reflecting surface (IRS)-aided single-user system
where an IRS with discrete phase shifts is deployed to assist the uplink communication. A …

Channel estimation for intelligent reflecting surface assisted multiuser communications: Framework, algorithms, and analysis

Z Wang, L Liu, S Cui - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
In intelligent reflecting surface (IRS) assisted communication systems, the acquisition of
channel state information is a crucial impediment for achieving the beamforming gain of IRS …