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Unmanned aerial vehicle (UAV) base stations (BSs) can be a promising solution to provide connectivity and quality of service (QoS) guarantees during temporary events and after disasters. In this paper, we consider a scenario where UAV-BSs…

Information Theory · Computer Science 2018-07-31 Nadisanka Rupasinghe , Yavuz Yapici , Ismail Guvenc , Yuichi Kakishima

Introducing non-orthogonal multiple access (NOMA) transmission to an unmanned aerial vehicle (UAV) based communication network is a promising solution to enhance its spectral efficiency. However, for realistic deployment of such a network,…

Information Theory · Computer Science 2018-03-13 Nadisanka Rupasinghe , Yavuz Yapici , Ismail Guvenc , Yuichi Kakishima

In this paper, we consider an unmanned aerial vehicle (UAV) based wireless network using non-orthogonal multiple access (NOMA) transmission in millimeter-wave frequencies to deliver broadband data in a spectrally efficient fashion at…

Information Theory · Computer Science 2019-06-26 Nadisanka Rupasinghe , Yavuz Yapici , Ismail Guvenc , Monisha Ghosh , Yuichi Kakishima

Unmanned aerial vehicles (UAVs) can be deployed as flying base stations (BSs) to leverage the strength of line-of-sight connections and effectively support the coverage and throughput of wireless communication. This paper considers a…

Information Theory · Computer Science 2018-06-12 Ali A. Nasir , Hoang D. Tuan , Trung Q. Duong , H. Vincent Poor

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

To further improve the system capacity for 5G, we explore the integration of non-orthogonal multiple access (NOMA) in mmWave communications (mmWave-NOMA) for future 5G systems. Compared with the conventional NOMA, the distinguishing feature…

Information Theory · Computer Science 2017-09-26 Zhenyu Xiao , Linglong Dai , Zhiguo Ding , Jinho Choi , Pengfei Xia

In this work, we explore the potential benefits of deploying unmanned aerial vehicles (UAVs) as aerial base stations (ABSs) with sub-6GHz band and small cells terrestrial base stations (TBSs) with millimeter wave (mmWave) band in a hybrid…

Information Theory · Computer Science 2021-02-10 Cunzhuo Zhao , Yuanwei Liu , Yunlong Cai , Minjian Zhao , Zhiguo Ding

In this paper, we propose a multi-beam non-orthogonal multiple access (NOMA) framework for hybrid millimeter wave (mmWave) systems. The proposed framework enables the use of a limited number of radio frequency (RF) chains in hybrid mmWave…

Information Theory · Computer Science 2018-04-24 Zhiqiang Wei , Lou Zhao , Jiajia Guo , Derrick Wing Kwan Ng , Jinhong Yuan

In this paper, we propose a multi-beam non-orthogonal multiple access (NOMA) scheme for hybrid millimeter wave (mmWave) systems and study its resource allocation. A beam splitting technique is designed to generate multiple analog beams to…

Information Theory · Computer Science 2018-06-14 Zhiqiang Wei , Lou Zhao , Jiajia Guo , Derrick Wing Kwan Ng , Jinhong Yuan

Non-orthogonal multiple access (NOMA) is a promising multiple access technique for beyond fifth generation (B5G) cellular wireless networks, where several users can be served on a single time-frequency resource block, using the concepts of…

Signal Processing · Electrical Eng. & Systems 2020-02-04 Mehdi Monemi , Hina Tabassum , Ramein Zahedi

This paper investigates ground-aerial uplink non-orthogonal multiple access (NOMA) cellular networks. A rotary-wing unmanned aerial vehicle (UAV) user and multiple ground users (GUEs) are served by ground base stations (GBSs) by utilizing…

Information Theory · Computer Science 2020-05-26 Xidong Mu , Yuanwei Liu , Li Guo , Jiaru Lin

NOMA (non-orthogonal multiple access) will be seen as a promising technology for enhancing spectrum efficiency in future cellular networks. The use of unmanned aerial vehicle (UAV) Amplify-and-Forward (AF) relaying as a moving access point…

Information Theory · Computer Science 2023-04-27 Ghania Khraimech , Fatiha Merazka

The non-orthogonal multiple access (NOMA) and millimeter-wave (mmWave) transmission enable the unmanned aerial vehicle (UAV) assisted wireless networks to provide broadband connectivity over densely packed urban areas. The presence of…

Information Theory · Computer Science 2020-12-04 Yavuz Yapici , Nadisanka Rupasinghe , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan

The integration of non-orthogonal multiple access in millimeter-Wave communications (mmWave-NOMA) can significantly improve the spectrum efficiency and increase the number of users in the fifth-generation (5G) mobile communication. In this…

Information Theory · Computer Science 2018-11-08 Zhenyu Xiao , Lipeng Zhu , Zhen Gao , Dapeng Oliver Wu , Xiang-Gen Xia

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

Today's wireless networks allocate radio resources to users based on the orthogonal multiple access (OMA) principle. However, as the number of users increases, OMA based approaches may not meet the stringent emerging requirements including…

Signal Processing · Electrical Eng. & Systems 2019-02-28 Mahmoud Aldababsa , Mesut Toka , Selahattin Gokceli , Gunes Karabulut Kurt , Oguz Kucur

Unmanned aerial vehicles (UAVs) are expected to be an important new class of users in the fifth generation (5G) and beyond 5G cellular networks. In particular, there are emerging UAV applications such as aerial photograph and data relaying…

Information Theory · Computer Science 2018-10-26 Liang Liu , Shuowen Zhang , Rui Zhang

Cellular-connected unmanned aerial vehicles (UAVs) are recently getting significant attention due to various practical use cases, e.g., surveillance, data gathering, purchase delivery, among other applications. Since UAVs are low power…

Signal Processing · Electrical Eng. & Systems 2019-02-14 Ali Rahmati , Yavuz Yapıcı , Nadisanka Rupasinghe , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyany

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

Due to massive connectivity and increasing demands of various services and data-hungry applications, a full-scale implementation of the fifth generation (5G) wireless systems requires more effective radio access techniques. In this regard,…

Information Theory · Computer Science 2019-07-24 S. M. Riazul Islam , Ming Zeng , Octavia A. Dobre , Kyung-Sup Kwak
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