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The combination of non-orthogonal multiple access (NOMA) and intelligent reflecting surface (IRS) is an efficient solution to significantly enhance the energy efficiency of the wireless communication system. In this paper, we focus on a…

信号处理 · 电气工程与系统科学 2020-09-15 Ximing Xie , Fang Fang , Zhiguo Ding

This paper investigates a downlink multiple-input single-output intelligent reflecting surface (IRS) aided non-orthogonal multiple access (NOMA) system, where a base station (BS) serves multiple users with the aid of IRSs. Our goal is to…

信号处理 · 电气工程与系统科学 2020-11-12 Xidong Mu , Yuanwei Liu , Li Guo , Jiaru Lin , Naofal Al-Dhahir

This paper considers an intelligent reflecting surface (IRS) assisted multi-input multi-output (MIMO) power splitting (PS) based simultaneous wireless information and power transfer (SWIPT) system with multiple PS receivers (PSRs). The…

信息论 · 计算机科学 2021-06-01 Chen He , Xie Xie , Kun Yang , Z. Jane Wang

This paper investigates the application of simultaneous wireless information and power transfer (SWIPT) to cooperative non-orthogonal multiple access (NOMA). A new cooperative multiple-input single-output (MISO) SWIPT NOMA protocol is…

信息论 · 计算机科学 2017-08-02 Yanqing Xu , Chao Shen , Zhiguo Ding , Xiaofang Sun , Shi Yan , Gang Zhu , Zhangdui Zhong

Intelligent reflecting surface (IRS) is a new and disruptive technology to achieve spectrum- and energy-efficient as well as cost-efficient wireless networks. This paper considers an IRS-assisted downlink non-orthogonal-multiple-access…

信息论 · 计算机科学 2020-01-01 Gang Yang , Xinyue Xu , Ying-Chang Liang

Combining intelligent reflecting surface (IRS) and non-orthogonal multiple access (NOMA) is an effective solution to enhance communication coverage and energy efficiency. In this paper, we focus on an IRS-assisted NOMA network and propose…

信号处理 · 电气工程与系统科学 2020-09-14 Fang Fang , Yanqing Xu , Quoc-Viet Pham , Zhiguo Ding

A multiple antenna base station (BS) with an intelligent reflecting surface (IRS) platform, and several single antenna users are considered in the downlink mode. Simultaneous wireless information and power transfer (SWIPT) is utilized by…

信号处理 · 电气工程与系统科学 2021-11-30 Shayan Zargari , Shahrokh Farahmand , Bahman Abolhassani

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

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

Intelligent reflecting surface (IRS) as a promising technology rendering high throughput in future communication systems is compatible with various communication techniques such as non-orthogonal multiple-access (NOMA). In this paper, the…

信息论 · 计算机科学 2022-03-17 Yasaman Omid , S. M. Mahdi Shahabi , Cunhua Pan , Yansha Deng , Arumugam Nallanathan

Intelligent reflecting surface (IRS) is a new and revolutionizing technology for achieving spectrum and energy efficient wireless networks. By leveraging massive low-cost passive elements that are able to reflect radio-frequency (RF)…

信息论 · 计算机科学 2019-11-12 Qingqing Wu , Rui Zhang

In this paper, we study an active IRS-aided simultaneous wireless information and power transfer (SWIPT) system. Specifically, an active IRS is deployed to assist a multi-antenna access point (AP) to convey information and energy…

信息论 · 计算机科学 2022-08-05 Ying Gao , Qingqing Wu , Guangchi Zhang , Wen Chen , Derrick Wing Kwan Ng , Marco Di Renzo

This paper considers an intelligent reflecting sur-face (IRS)-aided simultaneous wireless information and power transfer (SWIPT) network, where multiple users decode data and harvest energy from the transmitted signal of a transmit-ter. The…

信息论 · 计算机科学 2021-03-24 Shayan Zargari , Ata Khalili , Qingqing Wu , Mohammad Robat Mili , Derrick Wing Kwan Ng

Considering intelligent reflecting surface (IRS), we study a multi-cluster multiple-input-single-output (MISO) non-orthogonal multiple access (NOMA) downlink communication network. In the network, an IRS assists the communication from the…

信息论 · 计算机科学 2019-09-17 Yiqing Li , Miao Jiang , Qi Zhang , Jiayin Qin

This paper proposes a novel dual-intelligent reflecting surface (IRS) aided interference-limited simultaneous wireless information and power transfer (SWIPT) system with independent power splitting (PS), where each receiving antenna applies…

信号处理 · 电气工程与系统科学 2026-01-01 Chaoying Huang , Wen Chen , Qingqing Wu , Xusheng Zhu , Zhendong Li , Ying Wang , Jinhong Yuan

This paper investigates the downlink communications of intelligent reflecting surface (IRS) assisted non-orthogonal multiple access (NOMA) systems. To maximize the system throughput, we formulate a joint optimization problem over the…

信息论 · 计算机科学 2020-02-06 Jiakuo Zuo , Yuanwei Liu , Zhijin Qin , Naofal Al-Dhahir

This paper studies the application of reconfigurable intelligent surface (RIS) to cooperative non-orthogonal multiple access (C-NOMA) networks with simultaneous wireless information and power transfer (SWIPT). We aim for maximizing the rate…

信息论 · 计算机科学 2022-04-19 Juanjuan Ren , Xianfu Lei , Zhangjie Peng , Xiaohu Tang , Octavia A. Dobre

Intelligent reflecting surface (IRS) is a promising technology to improve the performance of wireless powered communication networks (WPCNs) due to its capability to reconfigure signal propagation environments via smart reflection. In…

信息论 · 计算机科学 2021-03-16 Qingqing Wu , Xiaobo Zhou , Robert Schober

This paper studies an intelligent reflecting surface (IRS)-assisted multiuser multiple-input single-output (MISO) simultaneous wireless information and power transfer (SWIPT) system. In this system, a multi-antenna access point (AP) uses…

信号处理 · 电气工程与系统科学 2019-10-17 Yizheng Tang , Ganggang Ma , Hailiang Xie , Jie Xu , Xiao Han

This paper unveils the importance of intelligent reflecting surface (IRS) in a wireless powered sensor network (WPSN). Specifically, a multi-antenna power station (PS) employs energy beamforming to provide wireless charging for multiple…

信号处理 · 电气工程与系统科学 2021-03-22 Zheng Chu , Zhengyu Zhu , Miao Zhang , Fuhui Zhou , Li Zhen , Xueqian Fu , and Naofal Al-Dhahir
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