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Related papers: Physical Layer Security for STAR-RIS-NOMA: A Stoch…

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The simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) is capable of providing full-space coverage of smart radio environments. This work investigates STAR-RIS aided downlink non-orthogonal multiple…

Information Theory · Computer Science 2022-06-22 Ziyi Xie , Wenqiang Yi , Xuanli Wu , Yuanwei Liu , Arumugam Nallanathan

In this paper, the physical layer security (PLS) for a novel reconfigurable intelligent surface (RIS)-assisted non-orthogonal multiple access (NOMA) system in a multi-user scenario is investigated, where we consider the worst case that the…

Signal Processing · Electrical Eng. & Systems 2020-08-03 Liang Yang , Yongjie Yuan

This paper investigates the use of the reconfigurable dual-functional surface to guarantee the full-space secure transmission in non-orthogonal multiple access (NOMA) networks. In the presence of eavesdroppers, the downlink communication…

Signal Processing · Electrical Eng. & Systems 2022-05-31 Wen Wang , Wanli Ni , Hui Tian , Zhaohui Yang , Chongwen Huang , Kai-Kit Wong

This paper investigates the secure communication capabilities of a non-orthogonal multiple access (NOMA) network supported by a STAR-RIS (simultaneously transmitting and reflecting reconfigurable intelligent surface) deployed on an unmanned…

Signal Processing · Electrical Eng. & Systems 2025-07-09 Aseel Qsibat , Habiba Akhleifa , Abdelhamid Salem , Khaled Rabie , Xingwang Li , Thokozani Shongwe , Mohamad A. Alawad , Yazeed Alkhrijah

This paper investigates the physical layer security of a non-orthogonal multiple access (NOMA) system assisted by a tertiary-mode simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS), which can perform…

Signal Processing · Electrical Eng. & Systems 2026-03-31 Mansi Nema , Kuntal Deka , Sanjeev Sharma , Tharmalingam Ratnarajah

Reconfigurable intelligent surface (RIS) has been regarded as a promising technology since it has ability to create the favorable channel conditions. This paper investigates the secure communications of RIS assisted non-orthogonal multiple…

Information Theory · Computer Science 2024-03-19 Yingjie Pei , Xinwei Yue , Wenqiang Yi , Yuanwei Liu , Xuehua Li , Zhiguo Ding

Short packet-based advanced Internet of things (A-IoT) calls for not only the next generation of ultra-reliable low-latency communications (xURLLC) but also highly secured communications. In this paper, we aim to address this objective by…

Signal Processing · Electrical Eng. & Systems 2025-04-01 Song Lulu , Zhang Di , Jia Shaobo , Zhu Pengcheng , Li Yonghui

In this paper, we propose simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted non-orthogonal multiple access (NOMA) networks. The considered STAR-RIS utilizes the mode switching (MS) protocol to…

Information Theory · Computer Science 2023-09-20 Mahmoud Aldababsa , Aymen Khaleel , Ertugrul Basar

This paper investigates the security enhancement of an intelligent reflecting surface (IRS) assisted non-orthogonal multiple access (NOMA) network, where a distributed IRS enabled NOMA transmission framework is proposed to serve users…

Information Theory · Computer Science 2021-04-16 Zheng Zhang , Jian Chen , Qingqing Wu , Yuanwei Liu , Lu Lv , Xunqi Su

Covert communications assisted by simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) in non-orthogonal multiple access (NOMA) systems have been explored in this paper. In particular, the access point…

Information Theory · Computer Science 2023-06-14 Han Xiao , Xiaoyan Hu , Tong-Xing Zheng , Kai-Kit Wong

In this paper, the queue-aware simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RIS) assisted non-orthogonal multiple access (NOMA) communication system is investigated to ensure the system stability,…

Information Theory · Computer Science 2022-02-28 Nannan Zhang , Yuanwei Liu , Xidong Mu , Wei Wang

As a revolutionary technology, reconfigurable intelligent surface (RIS) has been deemed as an indispensable part of the 6th generation communications due to its inherent ability to regulate the wireless channels. However, passive RIS (PRIS)…

Information Theory · Computer Science 2024-03-19 Xuehua Li , Yingjie Pei , Xinwei Yue , Yuanwei Liu , Zhiguo Ding

Simultaneously transmitting/refracting and reflecting reconfigurable intelligent surface (STAR-RIS) has been introduced to achieve full coverage area. This paper investigate the performance of STAR-RIS assisted non-orthogonal multiple…

Information Theory · Computer Science 2022-09-20 Xinwei Yue , Jin Xie , Yuanwei Liu , Zhihao Han , Rongke Liu , Zhiguo Ding

The novel active simultaneously transmitting and reflecting surface (ASTARS) has recently received a lot of attention due to its capability to conquer the multiplicative fading loss and achieve full-space smart radio environments. This…

Signal Processing · Electrical Eng. & Systems 2024-01-26 Xinwei Yue , Jin Xie , Chongjun Ouyang , Yuanwei Liu , Xia Shen , Zhiguo Ding

This paper investigates simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) aided physical layer security (PLS) in multiple-input multiple-output (MIMO) systems, where the base station (BS) transmits…

Information Theory · Computer Science 2024-04-02 Xiequn Dong , Zesong Fei , Xinyi Wang , Meng Hua , Qingqing Wu

This letter investigates the bit error rate (BER) performance of simultaneous transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) in non-orthogonal multiple access (NOMA) networks. In the investigated network, a…

Information Theory · Computer Science 2022-06-01 Mahmoud Aldababsa , Aymen Khaleel , Ertugrul Basar

This paper investigates the secure transmission in a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted uplink non-orthogonal multiple access system, where the legitimate users send…

Information Theory · Computer Science 2021-11-05 Zheng Zhang , Jian Chen , Yuanwei Liu , Qingqing Wu , Bingtao He , Long Yang

Different from traditional reflection-only reconfigurable intelligent surfaces (RISs), simultaneously transmitting and reflecting RISs (STAR-RISs) represent a novel technology, which extends the half-space coverage to full-space coverage by…

Information Theory · Computer Science 2022-09-20 Jiakuo Zuo , Yuanwei Liu , Zhiguo Ding , Lingyang Song , H. Vincent Poor

This paper investigates the physical layer security of non-orthogonal multiple access (NOMA) in large-scale networks with invoking stochastic geometry. Both single-antenna and multiple-antenna aided transmission scenarios are considered,…

Information Theory · Computer Science 2017-01-10 Yuanwei Liu , Zhijin Qin , Maged Elkashlan , Yue Gao , Lajos Hanzo

Although reconfigurable intelligent surface (RIS) can improve the secrecy communication performance of wireless users, it still faces challenges such as limited coverage and double-fading effect. To address these issues, in this paper, we…

Information Theory · Computer Science 2024-12-10 Yingjie Pei , Wanli Ni , Jin Xu , Xinwei Yue , Xiaofeng Tao , Dusit Niyato
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