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相关论文: Resource Allocation for RIS-Assisted CoMP-NOMA Net…

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Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) is a cutting-edge concept for the sixth-generation (6G) wireless networks. In this paper, we propose a novel system that incorporates STAR-RIS with…

A simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted downlink (DL) active and uplink (UL) backscatter communication (BackCom) framework is proposed. More particularly, a full-duplex (FD) base…

信息论 · 计算机科学 2024-03-25 Ao Huang , Xidong Mu , Li Guo

The development of 6G/B5G wireless networks, which have requirements that go beyond current 5G networks, is gaining interest from academia and industry. However, to increase 6G/B5G network quality, conventional cellular networks that rely…

信息论 · 计算机科学 2025-03-21 Yu Min Park , Yan Kyaw Tun , Choong Seon Hong

This paper proposes a novel simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted unmanned aerial vehicle (UAV) non-orthogonal multiple access (NOMA) emergency communication network. Multiple…

信息论 · 计算机科学 2023-07-28 Jiayi Lei , Tiankui Zhang , Xidong Mu , Yuanwei Liu

Reflecting intelligent surfaces (RIS) has gained significant attention due to its high energy and spectral efficiency in next-generation wireless networks. By using low-cost passive reflecting elements, RIS can smartly reconfigure the…

信号处理 · 电气工程与系统科学 2023-04-03 Wali Ullah Khan , Eva Lagunas , Asad Mahmood , Zain Ali , Muhammad Asif Symeon Chatzinotas , Björn Ottersten

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…

信息论 · 计算机科学 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,…

信息论 · 计算机科学 2022-02-28 Nannan Zhang , Yuanwei Liu , Xidong Mu , Wei Wang

The emerging demands of sixth-generation wireless networks, such as ultra-connectivity, native intelligence, and cross-domain convergence, are bringing renewed focus to cooperative non-orthogonal multiple access (C-NOMA) as a fundamental…

信息论 · 计算机科学 2025-10-28 Mahmoud M. Salim , Suhail I. Al-Dharrab , Daniel Benevides Da Costa , Ali H. Muqaibel

Achieving significant performance gains both in terms of system throughput and massive connectivity, non-orthogonal multiple access (NOMA) has been considered as a very promising candidate for future wireless communications technologies. It…

网络与互联网体系结构 · 计算机科学 2021-08-31 Zeyad Elsaraf , Faheem A. Khan , Qasim Zeeshan Ahmed

Power-domain non-orthogonal multiple access (NOMA) has become a promising technology to exploit the new dimension of the power domain to enhance the spectral efficiency of wireless networks. However, most existing NOMA schemes rely on the…

信号处理 · 电气工程与系统科学 2020-03-24 Min Fu , Yong Zhou , Yuanming Shi , Khaled B. Letaief

This paper investigates a flexible intelligent metasurface (FIM)-enabled wireless communication system that integrates simultaneously transmitting and reflecting beyond diagonal reconfigurable intelligent surfaces (STAR-BD-RIS) with…

信号处理 · 电气工程与系统科学 2026-04-23 Armin Farhadi , Maryam Cheraghy , Eduard Jorswieck

Innovative reconfigurable intelligent surface (RIS) technologies are rising and recognized as promising candidates to enhance 6G and beyond wireless communication systems. RISs acquire the ability to manipulate electromagnetic signals,…

In this paper, a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS)-aided downlink non-orthogonal multiple access (NOMA) Terahertz (THz) wireless system is proposed for indoor and outdoor transmissions.…

信号处理 · 电气工程与系统科学 2026-04-07 Ngoc Phuc Le , Mohamed-Slim Alouini

The use of software controlled passive Reconfigurable Intelligent Surface (RIS) in wireless communications has attracted many researchers in recent years. RIS has a certain degree of control over the scattering and reflection…

信号处理 · 电气工程与系统科学 2020-06-30 Vetrivel Chelian Thirumavalavan , Thiruvengadam S Jayaraman

This paper proposes a novel framework of resource allocation in multi-cell intelligent reflecting surface (IRS) aided non-orthogonal multiple access (NOMA) networks, where an IRS is deployed to enhance the wireless service. The problem of…

信号处理 · 电气工程与系统科学 2020-11-16 Wanli Ni , Xiao Liu , Yuanwei Liu , Hui Tian , Yue Chen

This article focuses on the exploitation of reconfigurable intelligent surfaces (RISs) in multi-user networks employing orthogonal multiple access (OMA) or non-orthogonal multiple access (NOMA), with an emphasis on investigating the…

信息论 · 计算机科学 2022-09-14 Yuanwei Liu , Xidong Mu , Xiao Liu , Marco Di Renzo , Zhiguo Ding , Robert Schober

With the massive deployment of IoT devices in 6G networks, several critical challenges have emerged, such as large communication overhead, coverage limitations, and limited battery lifespan. FL, WPT, multi-antenna AP, and RIS can mitigate…

Non-orthogonal multiple access (NOMA) exploits the potential of the power domain to enhance the connectivity for the Internet of Things (IoT). Due to time-varying communication channels, dynamic user clustering is a promising method to…

信息论 · 计算机科学 2021-03-10 Waleed Ahsan , Wenqiang Yi , Zhijin Qin , Yuanwei Liu , Arumugam Nallanathan

This paper proposes a novel communication system framework based on a reconfigurable intelligent surface (RIS)-aided integrated sensing, communication, and power transmission (ISCPT) communication system. RIS is used to improve transmission…

信号处理 · 电气工程与系统科学 2024-11-04 Yue Xiu , Yang Zhao , Chenfei Xie , Fatma Benkhelifa , Songjie Yang , Wanting Lyu , Chadi Assi , Ning Wei

Reconfigurable intelligent surface (RIS)-assisted aerial non-terrestrial networks (NTNs) offer a promising paradigm for enhancing wireless communications in the era of 6G and beyond. By integrating RIS with aerial platforms such as unmanned…

信号处理 · 电气工程与系统科学 2024-12-30 Muhammad Umer , Muhammad Ahmed Mohsin , Aryan Kaushik , Qurrat-ul-Ain Nadeem , Ali Arshad Nasir , Syed Ali Hassan