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Non-orthogonal multiple access (NOMA) is considered to be one of the best candidates for future networks due to its ability to serve multiple users using the same resource block. Although early studies have focused on transmission…

信号处理 · 电气工程与系统科学 2019-07-15 Furqan Jameel , Wali Ullah Khan , Zheng Chang , Tapani Ristaniemi , Ju Liu

Non-orthogonal multiple access (NOMA) is an interesting concept to provide higher capacity for future wireless communications. In this article, we consider the feasibility and benefits of combining full-duplex operation with NOMA for modern…

信号处理 · 电气工程与系统科学 2017-11-03 Mohammadali Mohammadi , Xiaoyan Shi , Batu K. Chalise , Himal A. Suraweera , Caijun Zhong , John S. Thompson

Multi-access edge computing (MEC) can enhance the computing capability of mobile devices, while non-orthogonal multiple access (NOMA) can provide high data rates. Combining these two strategies can effectively benefit the network with…

信号处理 · 电气工程与系统科学 2020-09-15 Fang Fang , Yanqing Xu , Zhiguo Ding , Chao Shen , Mugen Peng , George K. Karagiannidis

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

Ultra-dense networks (UDNs) represent a transformative access architecture for upcoming sixth generation (6G) systems, poised to meet the surging demand for high data rates. Achieving precise synchronization across diverse base stations…

多智能体系统 · 计算机科学 2025-04-08 Debjani Goswami , Indrakshi Dey , Nicola Marchetti , Suvra Sekhar Das

Non-orthogonal multiple access (NOMA) and beamforming are well-established techniques for enabling massive connectivity in future wireless networks. However, many optimal beamforming solutions rely on highly complex iterative algorithms and…

信号处理 · 电气工程与系统科学 2026-02-24 Chentong Li , Saeed Mohammadzadeh , Kanapathippillai Cumanan , Octavia A. Dobre

The key idea of power-domain non-orthogonal multiple access (NOMA) is to exploit the superposition coding (SC) combined with successive interference cancellation (SIC) technique (called SC-SIC) while reducing the receivers' complexity as…

信息论 · 计算机科学 2021-06-17 Sepehr Rezvani , Eduard A. Jorswieck

In this paper, we consider a relay-assisted uplink non-orthogonal multiple access (NOMA) system where two radio frequency (RF) users are grouped for simultaneous transmission, over each resource block, to an intermediate relay which…

信息论 · 计算机科学 2018-09-11 Mohammad Vahid Jamali , Seyed Mohammad Azimi-Abarghouyi , Hessam Mahdavifar

Mobile edge computing (MEC) can enhance the computing capability of mobile devices, and non-orthogonal multiple access (NOMA) can provide high data rates. Combining these two technologies can effectively benefit the network with spectrum…

信息论 · 计算机科学 2019-04-30 Fang Fang , Yanqing Xu , Zhiguo Ding , Chao Shen , Mugen Peng , George K. Karagiannidis

In this paper, the application of simultaneous wireless information and power transfer (SWIPT) to non-orthogonal multiple access (NOMA) networks in which users are spatially randomly located is investigated. A new cooperative SWIPT NOMA…

信息论 · 计算机科学 2016-11-17 Yuanwei Liu , Zhiguo Ding , Maged Elkashlan , H. Vincent Poor

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…

计算复杂性 · 计算机科学 2019-10-04 Lou Salaun , Chung Shue Chen , Marceau Coupechoux

We characterize time and power allocations to optimize the sum-throughput of a Wireless Powered Communication Network (WPCN) with Non-Orthogonal Multiple Access (NOMA). In our setup, an Energy Rich (ER) source broadcasts wireless energy to…

信息论 · 计算机科学 2017-03-06 Mohamed A. Abd-Elmagid , Alessandro Biason , Tamer ElBatt , Karim G. Seddik , Michele Zorzi

Massive multiple-input multiple-output (MIMO) technology facilitates huge increases in the capacity of wireless channels, while non-orthogonal multiple access (NOMA) addresses the problem of limited resources in traditional orthogonal…

信息论 · 计算机科学 2020-07-15 Lucinda Hadley , Ioannis Chatzigeorgiou

We consider a reconfigurable intelligent surface (RIS) assisted cell-free massive multiple-input multiple-output non-orthogonal multiple access (NOMA) system, where each access point (AP) serves all the users with the aid of the RIS. We…

信息论 · 计算机科学 2024-09-18 Malay Chakraborty , Ekant Sharma , Himal A. Suraweera , Hien Quoc Ngo

In this paper, we consider a flexible-antenna architecture, referred to as a pinching-antenna (PA) system, in which multiple PAs realized by activating small dielectric particles along a dielectric waveguide are jointly employed to serve a…

信号处理 · 电气工程与系统科学 2025-12-01 Saeed Mohammadzadeh , Kanapathippillai Cumanan , Zhiguo Ding

A novel non-orthogonal multiple access (NOMA) based cache-aided mobile edge computing (MEC) framework is proposed. For the purpose of efficiently allocating communication and computation resources to users' computation tasks requests, we…

信号处理 · 电气工程与系统科学 2019-06-24 Zhong Yang , Yuanwei Liu , Yue Chen , Naofal Al-Dhahir

In this paper, non-orthogonal multiple access (NOMA) is applied to large-scale underlay cognitive radio (CR) networks with randomly deployed users. In order to characterize the performance of the considered network, new closed-form…

信息论 · 计算机科学 2016-11-18 Yuanwei Liu , Zhiguo Ding , Maged Elkashlan , Jinhong Yuan

Non-Orthogonal Multiple Access (NOMA) technology has emerged as a promising technology to enable massive connectivity and enhanced spectral efficiency in next-generation wireless networks. In this study, we propose a novel two-user downlink…

信息论 · 计算机科学 2025-12-19 Emirhan Zor , Bora Bozkurt , Ferkan Yilmaz

This paper studies the problem of online user grouping, scheduling and power allocation in beyond 5G cellular-based Internet of things networks. Due to the massive number of devices trying to be granted to the network, non-orthogonal…

网络与互联网体系结构 · 计算机科学 2022-01-28 Zoubeir Mlika , Soumaya Cherkaoui

This paper considers a downlink (DL) system where non-orthogonal multiple access (NOMA) beamforming and dynamic user pairing are jointly optimized to maximize the minimum throughput of all DL users. The resulting problem belongs to a class…

信号处理 · 电气工程与系统科学 2020-06-26 Kha-Hung Nguyen , Hieu V. Nguyen , Van-Phuc Bui , Oh-Soon Shin