A survey on channel estimation and practical passive beamforming design for intelligent reflecting surface aided wireless communications

B Zheng, C You, W Mei, R Zhang - … Communications Surveys & …, 2022‏ - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) has emerged as a key enabling technology to realize
smart and reconfigurable radio environment for wireless communications, by digitally …

Joint channel estimation and data detection for hybrid RIS aided millimeter wave OTFS systems

M Li, S Zhang, Y Ge, F Gao… - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
For high mobility communication scenario, the recently emerged orthogonal time frequency
space (OTFS) modulation introduces a new delay-Doppler domain signal space, and can …

A comprehensive review of direction-of-arrival estimation and localization approaches in mixed-field sources scenario

AM Molaei, B Zakeri, SMH Andargoli… - IEEE …, 2024‏ - ieeexplore.ieee.org
Direction-of-arrival (DOA) estimation plays a crucial role in array signal processing across
various domains, including radar, sonar, wireless communications, and seismic exploration …

IRS meets relaying: Joint resource allocation and passive beamforming optimization

B Zheng, R Zhang - IEEE Wireless Communications Letters, 2021‏ - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) has recently emerged as a new solution to enhance
wireless communication performance via passive signal reflection. In this letter, we unlock …

Secrecy performance analysis of RIS-aided communication system with randomly flying eavesdroppers

L Wei, K Wang, C Pan… - IEEE Wireless …, 2022‏ - ieeexplore.ieee.org
In this letter, we analyze the secrecy performance of a reconfigurable intelligent surface
(RIS)-aided communication system with spatially random unmanned aerial vehicles (UAVs) …

Coverage enhancement in millimeter-wave cellular networks via distributed IRSs

X Shi, N Deng, N Zhao, D Niyato - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is a promising technology to provide line-of-sight (LOS)
links for blocked paths, especially in millimeter wave (mmWave) cellular networks. However …

Active-IRS aided wireless network: System modeling and performance analysis

Y Li, C You, YJ Chun - IEEE Communications Letters, 2022‏ - ieeexplore.ieee.org
In this letter, we characterize the communication performance of an active-intelligent
reflecting surface (IRS) aided single-cell wireless network. To this end, we first propose a …

RIS-assisted FD short packet communication with non-linear EH

PK Sharma, N Sharma, S Dhok… - IEEE Communications …, 2022‏ - ieeexplore.ieee.org
A multi-user full-duplex (FD) communication system is considered where each user is
assisted by a dedicated reconfigurable intelligent surface (RIS). Through random scheduling …

Intelligent-reflecting-surface-aided bidirectional full-duplex communication system with imperfect self-interference cancellation and hardware impairments

TN Nguyen, NN Thang, BC Nguyen… - IEEE Systems …, 2022‏ - ieeexplore.ieee.org
In this article, we combine two new technologies [full-duplex (FD) transmission and
intelligent reflecting surface (IRS)] in a wireless communication system for investigation …

Two-way reliable forwarding strategy of RIS symbiotic communications for vehicular named data networks

K Fang, B Yang, H Zhu, Z Lin… - IEEE Internet of Things …, 2022‏ - ieeexplore.ieee.org
Upon the spreading of intelligent transportation technology, reconfigurable intelligent
surface (RIS) can be applied in traditional vehicular networks to assist autonomous driving …