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This paper studies the performance of a wireless powered communication network (WPCN) under the non-orthogonal multiple access (NOMA) scheme, where users take advantage of an emerging fluid antenna system (FAS). More precisely, we consider…

Information Theory · Computer Science 2024-08-12 Farshad Rostami Ghadi , Masoud Kaveh , Kai-Kit Wong , Riku Jantti , Zheng Yan

In this paper, the application of wireless information and power transfer to cooperative networks is investigated, where the relays in the network are randomly located and based on the decode-forward strategy. For the scenario with one…

Information Theory · Computer Science 2014-03-26 Z. Ding , I. Krikidis , B. Sharif , H. V. Poor

Non-Orthogonal Multiple Access (NOMA) and caching are two proposed approaches to increase the capacity of future 5G wireless systems. Typically in NOMA systems, signals at the receiver are decoded using successive interference cancellation…

Information Theory · Computer Science 2018-01-24 Jose Armando Oviedo , Hamid R. Sadjadpour

Next-generation wireless networks require higher spectral efficiency and lower latency to meet the demands of various upcoming applications. Recently, non-orthogonal multiple access (NOMA) schemes are introduced in the literature for 5G and…

Signal Processing · Electrical Eng. & Systems 2023-09-19 Sanjeev Sharma , Kuntal Deka

Non-orthogonal multiple access (NOMA) technique is important for achieving a high data rate in next-generation wireless communications. A key challenge to fully utilizing the effectiveness of the NOMA technique is the optimization of the…

Information Theory · Computer Science 2024-10-28 Teppei Otsuka , Aohan Li , Hiroki Takesue , Kensuke Inaba , Kazuyuki Aihara , Mikio Hasegawa

In this paper, we propose an online power allocation scheme to maximize the time averaged sum rate for multiple downlink receivers with energy harvesting transmitter. The transmitter employs non-orthogonal multiple access (NOMA) and/or…

Information Theory · Computer Science 2019-11-21 Mateen Ashraf , Zijian Wang , Luc Vandendorpe

Non-orthogonal multiple access (NOMA) is potentially capable of circumventing the limitations of the classic orthogonal multiple access schemes, hence it has recently received significant research attention both in industry and academia.…

Information Theory · Computer Science 2018-01-26 Yuanwei Liu , Hong Xing , Cunhua Pan , Arumugam Nallanathan , Maged Elkashlan , Lajos Hanzo

This paper investigates the optimal resource allocation of a downlink non-orthogonal multiple access (NOMA) system consisting of one base station and multiple users. Unlike existing short-term NOMA designs that focused on the resource…

Information Theory · Computer Science 2017-05-25 Wei Bao , He Chen , Yonghui Li , Branka Vucetic

Non-orthogonal multiple access (NOMA) is a promising radio access technology for 5G. It allows several users to transmit on the same frequency and time resource by performing power-domain multiplexing. At the receiver side, successive…

Computational Complexity · Computer Science 2019-10-04 Lou Salaun , Chung Shue Chen , Marceau Coupechoux

The proliferation of connected vehicles along with the high demand for rich multimedia services constitute key challenges for the emerging 5G-enabled vehicular networks. These challenges include, but are not limited to, high spectral…

Information Theory · Computer Science 2020-01-22 Sanjeev Gurugopinath , Sami Muhaidat , Yousof Al-Hammadi , Paschalis C. Sofotasios , Octavia A. Dobre

Time splitting and power splitting incorporating, a hybrid Simultaneous Wireless Information and Power Transfer (SWIPT) based cooperative Non-Orthogonal Multiple Access (CNOMA) protocol is considered in this paper. Cell center user of the…

Signal Processing · Electrical Eng. & Systems 2019-06-24 A. A. Amin , M. B. Uddin , S. Y. Shin

Non-orthogonal multiple access (NOMA) has been a strong candidate to support massive connectivity in future wireless networks. In this regard, its implementation into cooperative relaying, named cooperative-NOMA (CNOMA), has received…

Information Theory · Computer Science 2022-07-04 Beddiaf Safia , Khelil Abdellatif , Faical Khennoufa , Ferdi Kara , Hakan Kaya , Xingwang Li , Khaled Rabie , Halim Yanikomeroglu

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…

Information Theory · Computer Science 2022-04-19 Juanjuan Ren , Xianfu Lei , Zhangjie Peng , Xiaohu Tang , Octavia A. Dobre

The near-far problem causes severe throughput unfairness in wireless powered communication networks (WPCN). In this paper, we exploit non-orthogonal multiple access (NOMA) technology and propose a fairness-aware NOMA-based scheduling scheme…

Information Theory · Computer Science 2019-06-04 Yong Liu , Xuehan Chen , Lin X. Cai , Qingchun Chen , Ruoting Gong , Dong Tang

While non-orthogonal multiple access (NOMA) improves spectral efficiency, it results in a complexity at the receivers due to successive interference cancellation (SIC). Prior studies on the energy efficiency of NOMA overlook the SIC…

Networking and Internet Architecture · Computer Science 2023-04-12 Syllas R. C. Magalhaes , Suzan Bayhan , Geert Heijenk

The next generation Internet of Things (IoT) exhibits a unique feature that IoT devices have different energy profiles and quality of service (QoS) requirements. In this paper, two energy and spectrally efficient transmission strategies,…

Information Theory · Computer Science 2020-07-28 Zhiguo Ding

In this paper, we explore perpetual, scalable, Low-powered Wide-area networks (LPWA). Specifically we focus on the uplink transmissions of non-orthogonal multiple access (NOMA)-based LPWA networks consisting of multiple self-powered nodes…

Signal Processing · Electrical Eng. & Systems 2021-01-01 Fatma Benkhelifa , Julie A. McCann

The optimal allocation of time and energy resources is characterized in a Wireless Powered Communication Network (WPCN) with non-Orthogonal Multiple Access (NOMA). We consider two different formulations; in the first one (max-sum), the…

Optimization and Control · Mathematics 2018-08-02 Mariam M. N. Aboelwafa , Mohamed A. Abd-Elmagid , Alessandro Biason , Karim G. Seddik , Tamer ElBatt , Michele Zorzi

This work presents non-orthogonal multiple access (NOMA) enabled energy-efficient alternating optimization framework for backscatter aided wireless powered uplink sensors communications for beyond 5G intelligent transportation system (ITS).…

Signal Processing · Electrical Eng. & Systems 2022-05-17 Asim Ihsan , Wen Chen , Wali Ullah Khan , Qingqing Wu , Kunlun Wang

Optical wireless communication (OWC) has the potential to provide high communication speeds that support the massive use of the Internet that is expected in the near future. In OWC, optical access points (APs) are deployed on the celling to…

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