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相关论文: STAR-RIS Aided NOMA in Multi-Cell Networks: A Gene…

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Simultaneously reflecting and transmitting reconfigurable intelligent surfaces (STAR-RIS) has recently emerged as prominent technology that exploits the transmissive property of RIS to mitigate the half-space coverage limitation of…

信号处理 · 电气工程与系统科学 2024-04-01 Muhammad Faraz Ul Abrar , Muhammad Talha , Rafay Iqbal Ansari , Syed Ali Hassan , Haejoon Jung

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…

信号处理 · 电气工程与系统科学 2024-01-26 Xinwei Yue , Jin Xie , Chongjun Ouyang , Yuanwei Liu , Xia Shen , Zhiguo Ding

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, we propose a simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) and energy buffer aided multiple-input single-output (MISO) simultaneous wireless information and power transfer (SWIPT)…

信息论 · 计算机科学 2024-07-18 Kengyuan Xie , Guofa Cai , Jiguang He , Georges Kaddoum

In this paper, we investigate a simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisting a massive multiple-input multiple-output (mMIMO) system. In particular, we derive a closed-form expression for…

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

Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) is a novel technology which enables the full-space coverage. In this letter, a multi-active STAR-RIS-aided system using non-orthogonal multiple access…

信息论 · 计算机科学 2025-01-07 Sepideh Javadi , Armin Farhadi , Mohammad Robat Mili , Eduard Jorswieck , Naofal Al-Dhahir

In this paper, a stochastic geometry based analytical framework is proposed for secure simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted non-orthogonal multiple access (NOMA) transmissions,…

信息论 · 计算机科学 2023-11-03 Ziyi Xie , Yuanwei Liu , Wenqiang Yi , Xuanli Wu , Arumugam Nallanathan

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

In this letter, simultaneous transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) are studied. Compared with the conventional reflecting-only RISs, the coverage of STAR-RISs is extended to 360 degrees via simultaneous…

信号处理 · 电气工程与系统科学 2021-03-30 Jiaqi Xu , Yuanwei Liu , Xidong Mu , Octavia A. Dobre

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…

信号处理 · 电气工程与系统科学 2025-07-09 Aseel Qsibat , Habiba Akhleifa , Abdelhamid Salem , Khaled Rabie , Xingwang Li , Thokozani Shongwe , Mohamad A. Alawad , Yazeed Alkhrijah

The reconfigurable intelligent surface (RIS) is a promising technology to provide smart radio environment. In contrast to the well-studied patch-array-based RISs, this work focuses on the metasurface-based RISs and simultaneously…

信号处理 · 电气工程与系统科学 2023-03-08 Jiaqi Xu , Xidong Mu , Yuanwei Liu

Simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) have emerged as a promising technology for achieving full-space coverage. Prior works on STAR-RISs mostly assumed the full and instantaneous channel…

信息论 · 计算机科学 2022-07-05 Chenyu Wu , Changsheng You , Yuanwei Liu , Shuo Shi , Marco Di Renzo

Simultaneous transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) has been considered as a promising auxiliary device to enhance the performance of the wireless network, where users located at the different sides of…

信息论 · 计算机科学 2021-12-01 Yi Guo , Fang Fang , Donghong Cai , Zhiguo Ding

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…

信息论 · 计算机科学 2022-06-01 Mahmoud Aldababsa , Aymen Khaleel , Ertugrul Basar

The novel concept of simultaneously transmitting and reflecting (STAR) reconfigurable intelligent surfaces (RISs) is investigated, where the incident wireless signal is divided into transmitted and reflected signals passing into both sides…

信息论 · 计算机科学 2022-09-14 Xidong Mu , Yuanwei Liu , Li Guo , Jiaru Lin , Robert Schober

This paper proposes a simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) aided wireless-powered non-orthogonal multiple access (NOMA) system, which includes an access point (AP), a STAR-RIS, and two…

信息论 · 计算机科学 2023-01-24 Kengyuan Xie , Guofa Cai , Georges Kaddoum , Jiguang He

Rate splitting multiple access (RSMA) is intrinsically amalgamated with simultaneously transmitting and reflecting (STAR) reconfigurable intelligent surfaces (RIS) to enhance energy efficiency (EE) of the finite block length (FBL)…

信号处理 · 电气工程与系统科学 2025-08-04 Mohammad Soleymani , Ignacio Santamaria , Eduard Jorswieck , Robert Schober , Lajos Hanzo

Different with conventional reconfigurable intelligent surface (RIS), simultaneous transmitting and reflecting RIS (STAR-RIS) can reflect and transmit the signals to the receiver. In this paper, to serve more ground users and increase the…

信息论 · 计算机科学 2023-05-23 Baihua Shi , Yang Wang , Danqi Li , Wenlong Cai , Jinyong Lin , Shuo Zhang , Weiping Shi , Shihao Yan , Feng Shu

By flexibly manipulating the radio propagation environment, reconfigurable intelligent surface (RIS) is a promising technique for future wireless communications. However, the single-side coverage and double-fading attenuation faced by…

信息论 · 计算机科学 2023-02-01 Ailing Zheng , Wanli Ni , Wen Wang , Hui Tian