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This article proposes a novel framework for unmaned aerial vehicle (UAV) networks with massive access capability supported by non-orthogonal multiple access (NOMA). In order to better understand NOMA enabled UAV networks, three case studies…

Signal Processing · Electrical Eng. & Systems 2018-09-18 Yuanwei Liu , Zhijin Qin , Yunlong Cai , Yue Gao , Geoffrey Ye Li , Arumugam Nallanathan

This paper is concerned with the issue of improving video subscribers' quality of experience (QoE) by deploying a multi-unmanned aerial vehicle (UAV) network. Different from existing works, we characterize subscribers' QoE by video…

Networking and Internet Architecture · Computer Science 2023-07-25 Kesong Wu , Xianbin Cao , Peng Yang , Zongyang Yu , Dapeng Oliver Wu , Tony Q. S. Quek

In this paper, we study an unmanned aerial vehicle (UAV)-aided non-orthogonal multiple access (NOMA) multi-way relaying networks (MWRNs). Multiple terrestrial users aim to exchange their mutual information via an amplify-and-forward (AF)…

Information Theory · Computer Science 2020-05-19 Xingwang Li , Qunshu Wang , Yuanwei Liu , Theodoros A. Tsiftsis , Zhiguo Ding , Arumugam Nallanathan

Non-orthogonal multiple access (NOMA) schemes have been proposed for the next generation of mobile communication systems to improve the access efficiency by allowing multiple users to share the same spectrum in a non-orthogonal way. Due to…

Information Theory · Computer Science 2017-02-15 Lingyang Song , Yonghui Li , Zhiguo Ding , H. Vincent Poor

Non-Orthogonal Multiple Access (NOMA) and Fog Radio Access Networks (FRAN) are promising candidates within the 5G and beyond systems. This work examines the benefit of adopting NOMA in an FRAN architecture with constrained capacity…

Networking and Internet Architecture · Computer Science 2019-02-28 Itsikiantsoa Randrianantenaina , Megumi Kaneko , Hayssam Dahrouj , Hesham ElSawy , Mohamed-Slim Alouini

Non-orthogonal multiple access (NOMA) has been considered one of the most promising radio access techniques for next-generation cellular networks. In this paper, we study the joint user and power scheduling for downlink NOMA over fading…

Networking and Internet Architecture · Computer Science 2021-01-11 Do-Yup Kim , Hamid Jafarkhani , Jang-Won Lee

The use of the unmanned aerial vehicle (UAV) has been foreseen as a promising technology for the next generation communication networks. Since there are no regulations for UAVs deployment yet, most likely they form a network in coexistence…

Networking and Internet Architecture · Computer Science 2019-04-17 Ali Rahmati , Seyyedali Hosseinalipour , Yavuz Yapici , Xiaofan He , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan

In this paper, we develop a resource allocation technique for a hybrid time division multiple access (TDMA) - non-orthogonal multiple access (NOMA) system with opportunistic time assignment. In particular, the available transmission time is…

Networking and Internet Architecture · Computer Science 2020-03-05 Xinchen Wei , Haitham Al-Obiedollah , Kanapathippillai Cumanan , Miao Zhang , Jie Tang , Wei Wang , Octavia A. Dobre

This paper studies an unmanned aerial vehicle (UAV)-enabled multiple access channel (MAC), in which multiple ground users transmit individual messages to a mobile UAV in the sky. We consider a linear topology scenario, where these users…

Information Theory · Computer Science 2020-01-17 Peiming Li , Jie Xu

In this paper we explore non-orthogonal multiple access (NOMA) in millimeter-wave (mmWave) communications (mmWave-NOMA). In particular, we consider a typical problem, i.e., maximization of the sum rate of a 2-user mmWave-NOMA system. In…

Information Theory · Computer Science 2017-11-07 Zhenyu Xiao , Lipeng Zhu , Jinho Choi , Pengfei Xia , Xiang-Gen Xia

This paper investigates a cognitive unmanned aerial vehicle (UAV) enabled Internet of Things (IoT) network, where secondary/cognitive IoT devices upload their data to the UAV hub following a non-orthogonal multiple access (NOMA) protocol in…

Information Theory · Computer Science 2021-11-01 Na Tang

This paper investigates the coexistence of non-orthogonal multiple access (NOMA) and full-duplex (FD) to improve both spectral efficiency (SE) and user fairness. In such a scenario, NOMA based on the successive interference cancellation…

Signal Processing · Electrical Eng. & Systems 2019-08-05 Hieu V. Nguyen , Van-Dinh Nguyen , Octavia A. Dobre , Diep N. Nguyen , Eryk Dutkiewicz , Oh-Soon Shin

The deployment of unmanned aerial vehicles (UAVs) is proliferating as they are effective, flexible and cost-efficient devices for a variety of applications ranging from natural disaster recovery to delivery of goods. We investigate a…

Signal Processing · Electrical Eng. & Systems 2019-09-30 Ali Rahmati , Seyyedali Hosseinalipour , Yavuz Yapici , Xiaofan He , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan

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…

Information Theory · Computer Science 2019-04-30 Fang Fang , Yanqing Xu , Zhiguo Ding , Chao Shen , Mugen Peng , George K. Karagiannidis

By fully exploiting the mobility of unmanned aerial vehicles (UAVs), UAV-based aerial base stations (BSs) can move closer to ground users to achieve better communication conditions. In this paper, we consider a scenario where an aerial BS…

Signal Processing · Electrical Eng. & Systems 2019-01-24 Jingcong Sun , Christos Masouros

In this paper, we investigate resource allocation algorithm design for multiuser unmanned aerial vehicle (UAV) communication systems in the presence of UAV jittering and user location uncertainty. In particular, we jointly optimize the…

Information Theory · Computer Science 2018-09-12 Dongfang Xu , Yan Sun , Derrick Wing Kwan Ng , Robert Schober

In this paper, the optimal deployment of multiple unmanned aerial vehicles (UAVs) acting as flying base stations is investigated. Considering the downlink scenario, the goal is to minimize the total required transmit power of UAVs while…

Information Theory · Computer Science 2016-02-05 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) is a promising technology to achieve full-space coverage. This paper investigates the resource allocation problem in a STAR-RIS-assisted multi-carrier…

Information Theory · Computer Science 2021-11-09 Chenyu Wu , Xidong Mu , Yuanwei Liu , Xuemai Gu , Xianbin Wang

This work describes the orchestration of a fleet of rotary-wing Unmanned Aerial Vehicles (UAVs) for harvesting prioritized traffic from random distributions of heterogeneous users with Multiple Input Multiple Output (MIMO) capabilities. In…

Systems and Control · Electrical Eng. & Systems 2024-04-02 Bharath Keshavamurthy , Nicolo Michelusi

In this paper, we study the problem of power and channel allocation for multicarrier non-orthogonal multiple access (NOMA) full duplex (FD) systems. In such a system there are multiple interfering users transmitting over the same channel…

Signal Processing · Electrical Eng. & Systems 2020-04-22 Andrea Abrardo , Marco Moretti , Fabio Saggese