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   Articles with "irs aided" as a keyword



Roadside Intelligence: Efficient Channel Estimation for IRS-Aided mmWave Vehicular Communication

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recommendations! Published in 2024 at "IEEE Access"

DOI: 10.1109/access.2024.3445528

Abstract: Fifth-generation(5G) and beyond communication systems, assisted by Intelligent Reflecting Surfaces (IRS), often encounter hindrances such as unreliable connections, high energy usage, and prolonged latency. Channel estimation in IRS-aided systems is challenging in vehicular communication systems… read more here.

Keywords: estimation irs; irs aided; estimation; communication ... See more keywords

Mixed FSO/Active IRS-Aided MISO NOMA Communication With Imperfect CSI and SIC

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recommendations! Published in 2025 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2024.3466178

Abstract: This article characterizes the performance of mixed free-space optical (FSO)/active intelligent reflecting surface (IRS)-aided nonorthogonal multiple access (NOMA) communication in the presence of imperfect channel state information (CSI) and imperfect successive interference cancelation (SIC). The… read more here.

Keywords: irs aided; fso active; performance; imperfect ... See more keywords

Intelligent Reflecting Surface-Aided Wireless Energy and Information Transmission: An Overview

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recommendations! Published in 2022 at "Proceedings of the IEEE"

DOI: 10.1109/jproc.2021.3121790

Abstract: Intelligent reflecting surface (IRS) is a promising technology for achieving spectrum and energy-efficient wireless networks cost-effectively. Most existing works on IRS have focused on exploiting IRS to enhance the performance of wireless communication or wireless… read more here.

Keywords: energy; intelligent reflecting; transmission; information ... See more keywords

IRS Aided MEC Systems With Binary Offloading: A Unified Framework for Dynamic IRS Beamforming

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recommendations! Published in 2022 at "IEEE Journal on Selected Areas in Communications"

DOI: 10.1109/jsac.2022.3228605

Abstract: In this paper, we develop a unified dynamic intelligent reflecting surface (IRS) beamforming framework to boost the sum computation rate of an IRS-aided mobile edge computing (MEC) system, where each device follows a binary offloading… read more here.

Keywords: irs beamforming; mec systems; irs aided; framework ... See more keywords

Ergodic Capacity of Passive and Active IRS-Aided MIMO Systems

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recommendations! Published in 2025 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2025.3554445

Abstract: The intelligent reflecting surface (IRS) has emerged as a promising solution to address the ever-increasing demand for reliable and high-speed communication in next-generation wireless communication systems. In this article, the ergodic capacity (EC) of IRS-aided… read more here.

Keywords: irs aided; ergodic capacity; aided mimo; mimo systems ... See more keywords

Intelligent-Reflecting-Surface-Aided Bidirectional Full-Duplex Communication System With Imperfect Self-Interference Cancellation and Hardware Impairments

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recommendations! Published in 2023 at "IEEE Systems Journal"

DOI: 10.1109/jsyst.2022.3167514

Abstract: In this article, we combine two new technologies [full-duplex (FD) transmission and intelligent reflecting surface (IRS)] in a wireless communication system for investigation. Specifically, we evaluate the performance of an IRS-aided bidirectional FD communication system… read more here.

Keywords: system; hardware; irs aided; communication system ... See more keywords

Antenna Selection for IRS-Aided MU-MIMO

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recommendations! Published in 2022 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2022.3198404

Abstract: Antenna selection (AS) and intelligent reflecting surface (IRS) are two promising technologies to reduce the hardware cost of multi-antenna systems. This letter intends to jointly design the users’ active transmit beamformers, the IRS’s passive beamformer,… read more here.

Keywords: antenna selection; selection irs; irs aided; aided mimo ... See more keywords

Dual-Hop Hybrid IRS-Aided Outdoor-to-Indoor mmWave Communications

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recommendations! Published in 2022 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2022.3202964

Abstract: In this letter, we design a dual-hop hybrid intelligent reflecting surface (IRS)-aided millimeter-wave (mmWave) system with one passive and one active IRS. In this system, we aim to maximize the user received signal-to-noise ratio (SNR)… read more here.

Keywords: irs aided; dual hop; hop hybrid; aided outdoor ... See more keywords

UKF-Based Channel Tracking Method for IRS-aided mmWave MISO Systems

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recommendations! Published in 2023 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2023.3269201

Abstract: In this letter, we propose an unscented Kalman filtering (UKF)-based method to track the channel parameters of the intelligent reflecting surface (IRS) aided millimeter wave (mmWave) multi-input single-output (MISO) systems. To minimize the mean squared… read more here.

Keywords: miso systems; irs aided; based channel; ukf based ... See more keywords

Cramér–Rao Lower Bound Optimization for Hidden Moving Target Sensing via Multi-IRS-Aided Radar

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recommendations! Published in 2022 at "IEEE Signal Processing Letters"

DOI: 10.1109/lsp.2022.3224681

Abstract: Intelligent reflecting surface (IRS) is a rapidly emerging paradigm to enable non-line-of-sight (NLoS) wireless transmission. In this paper, we focus on IRS-aided radar estimation performance of a moving hidden or NLoS target. Unlike prior works… read more here.

Keywords: lower bound; aided radar; rao lower; irs aided ... See more keywords

Multi-IRS-Aided Localization for Next-Generation Wireless Networks in Fading Environments

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recommendations! Published in 2025 at "IEEE Signal Processing Letters"

DOI: 10.1109/lsp.2025.3554038

Abstract: The growing demand for location-based services (LBS) in complex environments has increased the need for precise and reliable user localization techniques. Traditional methods often face limitations in scenarios with few access points (APs) and non-line-of-sight… read more here.

Keywords: irs aided; wireless; aided localization; localization next ... See more keywords