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Reconfigurable Intelligent Surface Aided Multi-user Communications: State-of-the-Art Techniques and Open Issues

Munyaradzi Munochiveyi, Arjun Chakravarthi Pogaku, Dinh-Thuan Do, Anh-Tu Le, Miroslav Voznak, Nhan Duc Nguyen
2021 IEEE Access  
To this end, we overview recent state-of-the-art techniques to address the above issues faced in the integration of RISs with various emerging multi-user communication techniques, such as Unmanned Aerial  ...  Further, by realizing a cost-effective radio environment, RIS-aided communication can be implemented to be an appealing technology for future integration with other emerging wireless applications and communication  ...  The security performance of adding RISs in an Artificial Noise (AN)-aided secure MIMO wireless communication system is analysed in [82] .  ... 
doi:10.1109/access.2021.3107316 fatcat:xkq2dayoabfhvixcfb25eobkq4

On Artificial-Noise-Aided Transmit Design for Multiuser MISO Systems With Integrated Services

Weidong Mei, Zhi Chen, Lingxiang Li, Jun Fang, Shaoqian Li
2017 IEEE Transactions on Vehicular Technology  
This paper considers artificial noise (AN)-aided transmit designs for multi-user MISO systems in the eyes of service integration.  ...  Finally, numerical results demonstrate that the AN-aided transmit designs are effective in expanding the achievable secrecy rate regions.  ...  By setting τ ms = 0, (23) becomes a conventional AN-aided worst-case robust SRM problem for multi-user MISO system.  ... 
doi:10.1109/tvt.2017.2676244 fatcat:cfnsm2o2grcn5dyiztr5j56kbm

Rate-Splitting Multiple Access: Fundamentals, Survey, and Future Research Trends [article]

Yijie Mao, Onur Dizdar, Bruno Clerckx, Robert Schober, Petar Popovski, H. Vincent Poor
2022 arXiv   pre-print
An in-depth discussion of future RSMA research challenges is also provided to inspire future research on RSMA-aided wireless communication for beyond 5G systems.  ...  Compared to the conventional MA strategies used in 5G, RSMA enables spectral efficiency (SE), energy efficiency (EE), coverage, user fairness, reliability, and quality of service (QoS) enhancements for  ...  UAV-aided MISO BC Visible light communication Multi-cell visible light communication Multi-cell coordination PHY layer security with user relaying Cognitive radio system with SWIPT PHY layer security  ... 
arXiv:2201.03192v1 fatcat:e6vlcpge3jdexcqp7e6ctz4xjq

Reconfigurable Intelligent Surfaces: Principles and Opportunities [article]

Yuanwei Liu, Xiao Liu, Xidong Mu, Tianwei Hou, Jiaqi Xu, Marco Di Renzo, Naofal Al-Dhahir
2021 arXiv   pre-print
Last but not least, we identify major issues and research opportunities associated with the integration of RISs and other emerging technologies for applications to next-generation networks.  ...  We describe the basic principles of RISs both from physics and communications perspectives, based on which we present performance evaluation of multi-antenna assisted RIS systems.  ...  In contrast to the aforementioned works based on the perfect CSI assumption, Zhou et al. [80] investigated the robust beamforming design for an RIS-enhanced multi-user MISO system with imperfect CSI.  ... 
arXiv:2007.03435v3 fatcat:pynhymbavfhgrmqnhzjndxnthq

Physical Layer Service Integration in 5G: Potentials and Challenges [article]

Weidong Mei, Zhi Chen, Jun Fang, Shaoqian Li
2018 arXiv   pre-print
These techniques are shown to be effective in the design of reliable and robust PHY-SI schemes. Finally, several potential research directions are identified for future work.  ...  Its basic idea is to combine multiple coexisting services, i.e., multicast/broadcast service and confidential service, into one integral service for one-time transmission at the transmitter side.  ...  Artificial Noise Goel and Negi first coined the term artificial noise (AN) [35] .  ... 
arXiv:1707.01064v2 fatcat:nzm2v335ebb3bkwcdqhntizype

A Survey on Channel Estimation and Practical Passive Beamforming Design for Intelligent Reflecting Surface Aided Wireless Communications [article]

Beixiong Zheng, Changsheng You, Weidong Mei, Rui Zhang
2022 arXiv   pre-print
In this paper, we provide a comprehensive survey on the up-to-date research in IRS-aided wireless communications, with an emphasis on the promising solutions to tackle practical design issues.  ...  However, despite its great potential, IRS faces new and unique challenges in its efficient integration into wireless communication systems, especially its channel estimation and passive beamforming design  ...  Specifically, the authors in [123] studied the robust active and passive beamforming designs for a multi-IRS-aided secure MISO broadcast system with multi-antenna eavesdroppers, under the imperfect CSI  ... 
arXiv:2110.01292v3 fatcat:c47cn4a42zdhtetjinozjtqb6e

Rate-Splitting Multiple Access for 6G – Part I: Principles, Applications and Future Works [article]

Anup Mishra, Yijie Mao, Onur Dizdar, Bruno Clerckx
2022 arXiv   pre-print
To begin with, we first delineate the design principle and basic transmission frameworks of downlink and uplink RSMA.  ...  In continuation of Part I, we will focus on the interplay of RSMA with integrated sensing and communication, and reconfigurable intelligent surfaces, respectively in Part II and Part III of this tutorial  ...  Furthermore, RSMA can aid waveform design for other enabling technologies such as joint radar and communication. 5) Integration with other MA schemes: Integrating RSMA with current MA schemes can help  ... 
arXiv:2205.02548v1 fatcat:jy37q4rubfdejdwyj2nwlhjjby

Robust AN-Aided Beamforming Design for Secure MISO Cognitive Radio Based on a Practical Nonlinear EH Model

Yangchao Huang, Zan Li, Fuhui Zhou, Rui Zhu
2017 IEEE Access  
A robust artificial noise aided beamforming design problem is formulated under the bounded channel state information error model. The formulated problem is non-convex and challenging to be solved.  ...  Energy harvesting techniques are promising in next generation wireless communication systems. However, most of the existing works are based on an ideal linear energy harvesting model.  ...  In this paper, in order to improve the security of a CR with SWIPT, a cooperative protocol and an artificial noise (AN)-aided transmit strategy are proposed based on a practical non-linear EH model.  ... 
doi:10.1109/access.2017.2730220 fatcat:jbe3scovgzfntaa6olk4hkkgfa

Table of Contents

2020 IEEE Transactions on Vehicular Technology  
Aïssa 2740 Robust Rate-Maximization Precoder Design for VFDM System . . . . . . W. Liu, Q. Feng, J. Pang, Q. Hu, R. Yin, and G.  ...  Chen 3459 Deep Artificial Noise: Deep Learning-Based Precoding Optimization for Artificial Noise Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  ... 
doi:10.1109/tvt.2020.2970959 fatcat:rmi2juemdneozo47iagkyagi6i

2019 Index IEEE Transactions on Communications Vol. 67

2019 IEEE Transactions on Communications  
., +, TCOMM Dec. 2019 8801-8817 Artificial-Noise-Aided Nonlinear Secure Transmission for Multiuser Multi-Antenna Systems With Finite-Rate Feedback.  ...  ., +, TCOMM Jan. 2019 564-577 Artificial Noise-Based Beamforming for the MISO VLC Wiretap Channel.  ... 
doi:10.1109/tcomm.2019.2963622 fatcat:qd6so3reavde3eiukfknmpbfsu

2021 Index IEEE Transactions on Wireless Communications Vol. 20

2021 IEEE Transactions on Wireless Communications  
The Author Index contains the primary entry for each item, listed under the first author's name.  ...  ., +, TWC Jan. 2021 254-268 Max-Min Fairness in IRS-Aided Multi-Cell MISO Systems With Joint Transmit and Reflective Beamforming.  ...  ., +, TWC June 2021 3710-3722 Max-Min Fairness in IRS-Aided Multi-Cell MISO Systems With Joint Transmit and Reflective Beamforming.  ... 
doi:10.1109/twc.2021.3135649 fatcat:bgd3vzb7pbee7jp75dnbucihmq

Intelligent Reflecting Surface Aided Wireless Systems with Imperfect Hardware

Nhan Duc Nguyen, Anh-Tu Le, Munyaradzi Munochiveyi, Fatemeh Afghah, Evangelos Pallis
2022 Electronics  
In this article, we investigate the design of reconfigurable intelligent surface (RIS)-aided transmission as a smart method to reflect signals received from access points to users and, hence, improving  ...  users' performance.  ...  For other emerging RIS-aided multi-user communication systems such as RIS-UAV [48] and RIS-CR [49] , novel channel estimation techniques have been proposed.  ... 
doi:10.3390/electronics11060900 fatcat:iweywqokqzcsblamzjypnat2gi

Localisation, Communication and Networking with VLC: Challenges and Opportunities [article]

Rong Zhang
2017 arXiv   pre-print
Advanced recent research activities are comprehensively reviewed and intriguing future research directions are actively discussed, along with the identifications of a range of challenges, both for enhancing  ...  the established applications and for stimulating the emerging applications.  ...  Being an important generalisation, Multiple Input Single Output (MISO) transmission and in particular, Multi-User MISO (MU-MISO) transmission have attracted substantial research interests [106] .  ... 
arXiv:1709.01899v1 fatcat:a2eho3bqibhydmroppvp3j6f6m

Intelligent Reflecting Surface Aided Wireless Communications: A Tutorial [article]

Qingqing Wu and Shuowen Zhang and Beixiong Zheng and Changsheng You and Rui Zhang
2020 arXiv   pre-print
Despite its great potential, IRS faces new challenges to be efficiently integrated into wireless networks, such as reflection optimization, channel estimation, and deployment from communication design  ...  It is thus expected that the new IRS-aided hybrid wireless network comprising both active and passive components will be highly promising to achieve a sustainable capacity growth cost-effectively in the  ...  IRS-aided Multi-user System Next, we consider the general case with multiple users in the IRS-aided system (see, e.g., For the more general multi-user case with K > 2, the IRS reflection designs for FDMA  ... 
arXiv:2007.02759v2 fatcat:tp3ephs5hzhdva4h3s3e6tpkgi

Adaptive limited feedback for MISO wiretap channels with cooperative jamming

Minyan Pei, Dongtang Ma, Jibo Wei
2013 2013 IEEE 14th Workshop on Signal Processing Advances in Wireless Communications (SPAWC)  
This can be achieved primarily in two ways: without the need for a secret key by intelligently designing transmit coding strategies, or by exploiting the wireless communication medium to develop secret  ...  Approaches for secrecy based on channel coding design are then examined, along with a description of inter-disciplinary approaches based on game theory and stochastic geometry.  ...  It was shown in [111] that, a user that is prevented from transmitting based on the obtained power allocation can help increase the secrecy rate for other users by transmitting artificial noise to the  ... 
doi:10.1109/spawc.2013.6612057 dblp:conf/spawc/PeiMW13 fatcat:gjn4o2l4qjae5ipsr6zfjo35yu
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