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In this paper, a cellular-connected unmanned aerial vehicles (UAV) mobile edge computing system is studied in which the multiple UAVs are served by terrestrial base station (TBS) for computation task offloading. Our goal is to minimize the…

Information Theory · Computer Science 2018-07-10 Meng Hua , Yi Wang , Qingqing Wu , Chunguo Li , Yongming Huang , Luxi Yang

In this paper, we investigate the combination of non-orthogonal multiple access and millimeter-Wave communications (mmWave-NOMA). A downlink cellular system is considered, where an analog phased array is equipped at both the base station…

Information Theory · Computer Science 2018-11-08 Lipeng Zhu , Jun Zhang , Zhenyu Xiao , Xianbin Cao , Dapeng Oliver Wu , Xiang-Gen Xia

Non Orthogonal Multiple Access (NOMA) is a key technique to satisfy large users densities in future wireless networks. However, NOMA may provide poor performance compared to Orthogonal Multiple Access (OMA) due to inter-user interference.…

Information Theory · Computer Science 2020-04-07 Mylene Pischella , Ivan Stupia , Luc Vandendorpe

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper studies a UAV-enabled wireless network where the UAV is…

Information Theory · Computer Science 2017-04-10 Qingqing Wu , Yong Zeng , Rui Zhang

In this paper, we study a cellular-enabled unmanned aerial vehicle (UAV) communication system consisting of one UAV and multiple ground base stations (GBSs). The UAV has a mission of flying from an initial location to a final location,…

Information Theory · Computer Science 2017-11-01 Shuowen Zhang , Yong Zeng , Rui Zhang

This paper investigates the application of a unified non-orthogonal multiple access framework in beam hopping (U-NOMA-BH) based satellite communication systems. More specifically, the proposed U-NOMA-BH framework can be applied to…

Information Theory · Computer Science 2024-01-18 Xuyang Zhang , Xinwei Yue , Tian Li , Zhihao Han , Yafei Wang , Yong Ding , Rongke Liu

A novel framework of the unmanned aerial vehicle (UAV)-mounted active simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) communications with the non-orthogonal multiple access (NOMA) is proposed for…

Signal Processing · Electrical Eng. & Systems 2025-01-07 Jingjing Zhao , Qian Xu , Xidong Mu , Yuanwei Liu , Yanbo Zhu

This paper proposes a novel non-orthogonal multiple access (NOMA)-assisted orthogonal time-frequency space (OTFS)-integrated sensing and communication (ISAC) network, which uses unmanned aerial vehicles (UAVs) as air base stations to…

Signal Processing · Electrical Eng. & Systems 2023-10-24 Luping Xiang , Ke Xu , Jie Hu , Christos Masouros , Kun Yang

Unmanned aerial vehicle (UAV)-assisted communication is becoming a streamlined technology in providing improved coverage to the internet-of-things (IoT) based devices. Rapid deployment, portability, and flexibility are some of the…

Networking and Internet Architecture · Computer Science 2024-06-18 Muhammad Ali Jamshed , Ferheen Ayaz , Aryan Kaushik , Carlo Fischione , Masood Ur-Rehman

We consider a free space optical (FSO) backhauling system which consists of two base stations (BSs) and one central unit (CU). We propose to employ non-orthogonal multiple access (NOMA) for FSO backhauling where both BSs transmit at the…

Signal Processing · Electrical Eng. & Systems 2017-10-17 Marzieh Najafi , Vahid Jamali , Panagiotis D. Diamantoulakis , George K. Karagiannidis , Robert Schober

This paper is concerned with the resource allocation in a multi-unmanned aerial vehicle (UAV)-aided network for providing enhanced mobile broadband (eMBB) services for user equipments. Different from most of the existing network resource…

Networking and Internet Architecture · Computer Science 2021-01-01 Xing Xi , Xianbin Cao , Peng Yang , Jingxuan Chen , Dapeng Wu

To mitigate computational power gap between the network core and edges, mobile edge computing (MEC) is poised to play a fundamental role in future generations of wireless networks. In this letter, we consider a non-orthogonal multiple…

Information Theory · Computer Science 2023-10-16 Vaibhav Kumar , Muhammad Fainan Hanif , Markku Juntti , Le-Nam Tran

We study whether using non-orthogonal multiple access (NOMA) in the uplink of a mobile network can improve the performance over orthogonal multiple access (OMA) when the system requires ultra-reliable low-latency communications (URLLC). To…

Information Theory · Computer Science 2019-03-25 Sebastian Schiessl , Mikael Skoglund , James Gross

In this paper, a novel joint design of beamforming and power allocation is proposed for a multi-cell multiuser multiple-input multiple-output (MIMO) non-orthogonal multiple access (NOMA) network. In this network, base stations (BSs) adopt…

Information Theory · Computer Science 2018-06-13 Xiaofang Sun , Nan Yang , Shihao Yan , Zhiguo Ding , Derrick Wing Kwan Ng , Chao Shen , Zhangdui Zhong

This paper investigates the application of non-orthogonal multiple access in millimeter-Wave communications (mmWave-NOMA). Particularly, we consider downlink transmission with a hybrid beamforming structure. A user grouping algorithm is…

Signal Processing · Electrical Eng. & Systems 2019-07-31 Lipeng Zhu , Jun Zhang , Zhenyu Xiao , Xianbin Cao , Dapeng Oliver Wu , Xiang-Gen Xia

Unmanned aerial vehicles (UAVs) are set to feature heavily in upcoming fifth generation (5G) networks. Yet, the adoption of multi-UAV networks means that spectrum scarcity in UAV communications is an issue in need of urgent solutions.…

Information Theory · Computer Science 2019-02-20 Tan Zheng Hui Ernest , A S Madhukumar , Rajendra Prasad Sirigina , Anoop Kumar Krishna

Cooperative and cognitive non-orthogonal multiple access (CCR-NOMA) has been recognized as a promising technique to overcome issues of spectrum scarcity and support massive connectivity envisioned in next-generation wireless networks. In…

Information Theory · Computer Science 2022-01-04 Sultangali Arzykulov , Abdulkadir Celik , Galymzhan Nauryzbayev , Ahmed M. Eltawil

Non-orthogonal multiple access (NOMA) is an essential enabling technology for the fifth generation (5G) wireless networks to meet the heterogeneous demands on low latency, high reliability, massive connectivity, improved fairness, and high…

Information Theory · Computer Science 2017-06-19 Zhiguo Ding , Xianfu Lei , George K. Karagiannidis , Robert Schober , Jihong Yuan , Vijay Bhargava

Non-orthogonal multiple access (NOMA) systems can serve multiple users in contrast to orthogonal multiple-access (OMA), which makes use of the limited time or frequency domain resources. It can help to address the unprecedented…

Signal Processing · Electrical Eng. & Systems 2023-06-13 Syed Agha Hassnain Mohsan , Yanlong Li

Non-orthogonal multiple access (NOMA) is a potential enabler for the development of 5G and beyond wireless networks. By allowing multiple users to share the same time and frequency, NOMA can scale up the number of served users, increase the…

Information Theory · Computer Science 2017-04-14 Wonjae Shin , Mojtaba Vaezi , Byungju Lee , David J. Love , Jungwoo Lee , H. Vincent Poor
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