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The need for a rapid-to-deploy solution for providing wireless cellular services can be realized by unmanned aerial vehicle base stations (UAV-BSs). To the best of our knowledge, this letter is the first in literature that studies a novel…

Information Theory · Computer Science 2017-09-18 Mohamed Alzenad , Amr El-Keyi , Halim Yanikomeroglu

Motivated by the need for ubiquitous and reliable communications in post-disaster emergency management systems (EMSs), we hereby present a novel and efficient stochastic geometry (SG) framework. This mathematical model is specifically…

Systems and Control · Electrical Eng. & Systems 2023-02-21 Maurilio Matracia , Mustafa A. Kishk , Mohamed-Slim Alouini

We consider a user-centric co-operative cellular network, where base stations (BSs) close to a mobile co-operate to detect its signal using a (joint) linear minimum-mean-square-error receiver. The BSs are at arbitrary positions and mobiles…

Information Theory · Computer Science 2018-02-14 Siddhartan Govindasamy , Itsik Bergel

Localization plays a key role for safe operation of UAVs enabling beyond visual line of sight applications. Compared to GPS based localization, cellular networks can reduce the positioning error and cost since cellular connectivity is…

Signal Processing · Electrical Eng. & Systems 2020-03-12 Irshad A. Meer , Mustafa Ozger , Cicek Cavdar

In this paper, how to optimally deploy base station density in a small cell network with energy-efficient power control was investigated. Base stations (BSs) and users form two independent Poisson point processes (PPPs) in the network.…

Information Theory · Computer Science 2015-02-20 Ching-Ting Peng , Li-Chun Wang , Chun-Hung Liu

Using drone base stations (drone-BSs) in wireless networks has started attracting attention. Drone-BSs can assist the ground BSs in both capacity and coverage enhancement. One of the important problems about integrating drone-BSs to…

Networking and Internet Architecture · Computer Science 2018-04-24 Elham Kalantari , Halim Yanikomeroglu , Abbas Yongacoglu

In this paper, we analyze the downlink coverage probability and rate of an aerial user in vertical HetNets (VHetNets) comprising aerial base stations (aerial-BSs) and terrestrial-BSs. The locations of terrestrial-BSs are modeled as an…

Signal Processing · Electrical Eng. & Systems 2020-09-11 Nesrine Cherif , Mohamed Alzenad , Halim Yanikomeroglu , Abbas Yongacoglu

This paper aims to exploit the fundamental limits on the downlink coverage and spatial throughput performances of a cellular network comprised of a tier of unmanned aerial vehicle (UAV) base stations (BSs) using the millimeter wave (mmWave)…

Information Theory · Computer Science 2019-08-21 Chun-Hung Liu , Kai-Hsiang Ho , Jwo-Yuh Wu

The use of drone small cells (DSCs) which are aerial wireless base stations that can be mounted on flying devices such as unmanned aerial vehicles (UAVs), is emerging as an effective technique for providing wireless services to ground users…

Information Theory · Computer Science 2015-09-08 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

This paper analyzes an emerging architecture of cellular network utilizing both planar base stations uniformly distributed in Euclidean plane and base stations located on roads. An example of this architecture is that where, in addition to…

Information Theory · Computer Science 2017-12-01 Chang-Sik Choi , François Baccelli

We present a new framework based on quantization theory to design cellular networks optimized for both legacy ground users and uncrewed aerial vehicle (UAV) corridors, dedicated aerial highways for safe UAV flights. Our framework leverages…

Information Theory · Computer Science 2023-08-04 Saeed Karimi-Bidhendi , Giovanni Geraci , Hamid Jafarkhani

In this article, we introduce a new mathematical framework for the analysis and design of UAV corridors in cellular networks, while considering a realistic network deployment, antenna radiation pattern, and propagation channel model. By…

Information Theory · Computer Science 2023-01-25 Saeed Karimi-Bidhendi , Giovanni Geraci , Hamid Jafarkhani

Small cell networks have recently been proposed as an important evolution path for the next-generation cellular networks. However, with more and more irregularly deployed base stations (BSs), it is becoming increasingly difficult to…

Information Theory · Computer Science 2013-06-27 C. Li , J. Zhang , K. B. Letaief

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

The millimeter-wave (mm-wave) bands enable very large antenna arrays that can generate narrow beams for beamforming and spatial multiplexing. However, directionality introduces beam misalignment and leads to reduced energy efficiency. Thus,…

Information Theory · Computer Science 2023-01-27 Manishika Rawat , Marco Giordani , Brejesh Lall , Abdelaali Chaoub , Michele Zorzi

The growing use of aerial user equipments (UEs) in various applications requires ubiquitous and reliable connectivity for safe control and data exchange between these devices and ground stations. Key questions that need to be addressed when…

Networking and Internet Architecture · Computer Science 2019-04-30 Mohammad Mahdi Azari , Fernando Rosas , Sofie Pollin

We propose a novel analytical framework for evaluating the coverage performance of a millimeter wave (mmWave) cellular network where idle user equipments (UEs) act as relays. In this network, the base station (BS) adopts either the direct…

Information Theory · Computer Science 2019-12-30 Simin Xu , Nan Yang , Biao He , Hamid Jafarkhani

Modern wireless traffic demand pushes Internet Service Providers to develop effective strategies to improve user experience. Since deploying dense Base Stations (BSs) is not cost efficient, an alternative is to deploy autonomous drones to…

Networking and Internet Architecture · Computer Science 2017-12-07 Hailong Huang , Andrey V. Savkin , Ming Ding , Mohamed Ali Kaafar

This paper investigates full-duplex unmanned aerial vehicle (UAV) aided small cell wireless systems, where the UAV serving as the base station (BS) is designed to transmit data to the downlink users and receive data from the uplink users…

Information Theory · Computer Science 2019-12-11 Meng Hua , Luxi Yang , Cunhua Pan , Arumugam Nallanathan

Providing connectivity to aerial users, such as cellular-connected unmanned aerial vehicles (UAVs) or flying taxis, is a key challenge for tomorrow's cellular systems. In this paper, the use of coordinated multi-point (CoMP) transmission…

Signal Processing · Electrical Eng. & Systems 2018-11-28 Ramy Amer , Walid Saad , Hesham ElSawy , Majid Butt , Nicola Marchetti