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Unmanned aerial vehicles (UAVs) can provide wireless access to terrestrial users, regardless of geographical constraints, and will be an important part of future communication systems. In this paper, a multi-user downlink dual-UAVs enabled…

Information Theory · Computer Science 2023-10-24 Hongjiang Lei , Jiacheng Jiang , Imran Shafique Ansari , Gaofeng Pan , Mohamed-Slim Alouini

This paper studies the improvement of the achievable end-to-end data rate of ground users assisted with unmanned aerial vehicles (UAVs) and tethered balloons (TBs). The goal is to maximize the end-to-end throughput of a network suffering…

Networking and Internet Architecture · Computer Science 2019-12-10 Ala Alzidaneen , Ahmad Alsharoa , Mohamed-Slim Alouini

This paper develops a new approach to the modeling and analysis of HetNets that accurately incorporates coupling across the locations of users and base stations, which exists due to the deployment of small cell base stations (SBSs) at the…

Information Theory · Computer Science 2017-04-18 Mehrnaz Afshang , Harpreet S. Dhillon

Service providers are considering the use of unmanned aerial vehicles (UAVs) to enhance wireless connectivity of cellular networks. To provide connectivity, UAVs have to be backhauled through terrestrial base stations (BSs) to the core…

Information Theory · Computer Science 2021-06-15 Nour Kouzayha , Hesham ElSawy , Hayssam Dahrouj , Khlod Alshaikh , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

A main challenge in providing connectivity to the low altitude unmanned aerial vehicles (UAVs) through existing cellular network arises due to the increased interference in the network. The increased altitude and favourable propagation…

Information Theory · Computer Science 2019-02-08 Vijaya Yajnanarayana , Y. -P. Eric Wang , Shiwei Gao , Siva Muruganathan , Xingqin Lin

This paper considers a multi-UAV network with a ground station (GS) that uses multi-hop relaying structure for data transmission in a power-efficient manner. The objective is to investigate the best possible multi-hop routing structure for…

Signal Processing · Electrical Eng. & Systems 2022-06-30 Payal Mittal , Santosh Shah , Anirudh Agarwal

With the maturity of unmanned aerial vehicle (UAV) technology, this work investigates the integration of UAV into wireless communication systems. Since the UAV is powered by a capacity-limited battery, this work proposes to use the radio…

Information Theory · Computer Science 2018-05-01 Yanjie Dong , Julian Cheng , Md. Jahangir Hossain , Victor C. M. Leung

Fast and reliable wireless communication has become a critical demand in human life. In the case of mission-critical (MC) scenarios, for instance, when natural disasters strike, providing ubiquitous connectivity becomes challenging by using…

Networking and Internet Architecture · Computer Science 2023-05-29 Hongyi Zhang , Zhiqiang Qi , Jingya Li , Anders Aronsson , Jan Bosch , Helena Holmström Olsson

Heavy data load and wide cover range have always been crucial problems for online data processing in internet of things (IoT). Recently, mobile-edge computing (MEC) and unmanned aerial vehicle base stations (UAV-BSs) have emerged as…

Networking and Internet Architecture · Computer Science 2019-06-13 Shuo Wan , Jiaxun Lu , Pingyi Fan , Khaled B. Letaief

In this paper, we present the first stochastic geometry-based performance analysis of a drone cellular network in which drone base stations (DBSs) are initially distributed based on a Poisson point process (PPP) and move according to a…

Information Theory · Computer Science 2021-01-26 Morteza Banagar , Harpreet S. Dhillon

Laser power has become a viable solution to provide convenient and sustainable energy supply to unmanned aerial vehicles (UAVs). In this paper, we study a laser-powered UAV wireless communication system, where a laser transmitter sends…

Information Theory · Computer Science 2018-03-05 Jie Ouyang , Yueling Che , Jie Xu , Kaishun Wu

The integration of unmanned aerial vehicles (UAVs) into wireless networks has opened a new horizon to meet the capacity and coverage requirements foreseen in future wireless networks. Harnessing UAVs as flying base stations (BSs) has helped…

Networking and Internet Architecture · Computer Science 2018-10-19 Rabe Arshad , Lutz Lampe , Hesham ElSawy , Md. Jahangir Hossain

Unmanned Aerial Vehicles (UAVs) promise to become an intrinsic part of next generation communications, as they can be deployed to provide wireless connectivity to ground users to supplement existing terrestrial networks. The majority of the…

Signal Processing · Electrical Eng. & Systems 2021-11-04 Boris Galkin , Babatunji Omoniwa , Ivana Dusparic

The uplink of a wireless network with base stations distributed according to a Poisson Point Process (PPP) is analyzed. The base stations are assumed to have a large number of antennas and use linear minimum-mean-square-error (MMSE) spatial…

Information Theory · Computer Science 2013-11-20 Siddhartan Govindasamy

In the current unmanned aircraft systems (UASs) for sensing services, unmanned aerial vehicles (UAVs) transmit their sensory data to terrestrial mobile devices over the unlicensed spectrum. However, the interference from surrounding…

Signal Processing · Electrical Eng. & Systems 2020-03-13 F. Wu , H. Zhang , J. Wu , L. Song

This paper designs a novel ground-to-air communication scheme to serve unmanned aerial vehicles (UAVs) through legacy terrestrial base stations (BSs). In particular, a tractable coordinated multi-point (CoMP) transmission based on the…

Information Theory · Computer Science 2022-09-14 Yan Li , Minghua Xia

Next-generation networks need to meet ubiquitous and high data-rate demand. Therefore, this paper considers the throughput and trajectory optimization of terahertz (THz)-enabled unmanned aerial vehicles (UAVs) in the sixth-generation (6G)…

Networking and Internet Architecture · Computer Science 2022-02-08 Sheikh Salman Hassan , Yu Min Park , Yan Kyaw Tun , Walid Saad , Zhu Han , Choong Seon Hong

To meet increasing data demands, service providers are considering the use of Unmanned aerial vehicles (UAVs) for delivering connectivity as aerial base stations (BSs). UAVs are especially important to provide connectivity in case of…

Information Theory · Computer Science 2019-10-29 Nour Kouzayha , Hesham ElSawy , Hayssam Dahrouj , Khlood Alshaikh , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

Although the Poisson point process (PPP) has been widely used to model base station (BS) locations in cellular networks, it is an idealized model that neglects the spatial correlation among BSs. The present paper proposes the use of…

Information Theory · Computer Science 2014-12-08 Yingzhe Li , François Baccelli , Harpreet S. Dhillon , Jeffrey G. Andrews

Results are presented for optimizing device-to-device communications in cellular networks, while maintaining spectral efficiency of the base-station-to-device downlink channel. We build upon established and tested stochastic geometry models…

Networking and Internet Architecture · Computer Science 2017-05-04 Bartłomiej Błaszczyszyn , Paul Keeler , Paul Mühlethaler
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