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In this paper, a novel approach for joint power control and user scheduling is proposed for optimizing energy efficiency (EE), in terms of bits per unit power, in ultra dense small cell networks (UDNs). To address this problem, a dynamic…

Information Theory · Computer Science 2016-05-02 Sumudu Samarakoon , Mehdi Bennis , Walid Saad , Mérouane Debbah , Matti Latva-aho

This article investigates the performance of an ultra-dense network (UDN) from an energy-efficiency (EE) standpoint leveraging the interplay between stochastic geometry (SG) and mean-field game (MFG) theory. In this setting, base stations…

Information Theory · Computer Science 2016-09-14 Jihong Park , Mehdi Bennis , Seong-Lyun Kim , Mérouane Debbah

In this paper, the problem of distributed caching in dense wireless small cell networks (SCNs) is studied using mean field games (MFGs). In the considered SCN, small base stations (SBSs) are equipped with data storage units and cooperate to…

Information Theory · Computer Science 2016-03-24 Kenza Hamidouche , Walid Saad , Mérouane Debbah , H. Vincent Poor

This article investigates the mobility management of an ultra dense cellular network (UDN) from an energy-efficiency (EE) point of view. Many dormant base stations (BSs) in a UDN do not transmit signals, and thus a received power based…

Information Theory · Computer Science 2016-09-15 Jihong Park , Sang Yeob Jung , Seong-Lyun Kim , Mehdi Bennis , Mérouane Debbah

This paper investigates a cellular edge caching problem under a very large number of small base stations (SBSs) and users. In this ultra-dense edge caching network (UDCN), conventional caching algorithms are inapplicable as their complexity…

Networking and Internet Architecture · Computer Science 2018-03-30 Hyesung Kim , Jihong Park , Mehdi Bennis , Seong-Lyun Kim , Mérouane Debbah

To address the issues of high operational costs and low energy efficiency (EE) caused by the dense deployment of small base stations (s-BSs) in 5G ultra-dense networks (UDNs), this paper first constructs a multi-objective mathematical…

Systems and Control · Electrical Eng. & Systems 2026-01-21 Ruixing Ren , Shan Chen , Xuehan Bao , Pingzheng Ge , Dongming Wang , Junhui Zhao

With the explosive growth in mobile data traffic, ultra-dense network (UDN) where a large number of small cells are densely deployed on top of macro cells has received a great deal of attention in recent years. While UDN offers a number of…

Information Theory · Computer Science 2021-12-28 Hyungyu Ju , Seungnyun Kim , Youngjoon Kim , Byonghyo Shim

Full-duplex (FD) communication is an emerging technology that can potentially double the throughput of cellular networks. Preliminary studies in single-cell or small FD network deployments have revealed promising rate gains using…

Information Theory · Computer Science 2016-04-21 Italo Atzeni , Marios Kountouris , George C. Alexandropoulos

In this paper, a novel social network-aware user association in wireless small cell networks with underlaid device-to-device (D2D) communication is investigated. The proposed approach exploits social strategic relationships between user…

Networking and Internet Architecture · Computer Science 2016-12-30 Muhammad Ikram Ashraf , Mehdi Bennis , Walid Saad , Marcos Katz , Choong-Seong Hong

This paper studies the power allocation of an ultra-dense cellular network consisting of multiple full-duplex (FD) base stations (BSs) serving a large number of half-duplex (HD) user equipments (UEs) located in a wide geographical area.…

Networking and Internet Architecture · Computer Science 2019-03-08 Xiaohu Ge , Haoming Jia , Yi Zhong , Yong Xiao , Yonghui Li , Branka Vucetic

In ultra-dense unmanned aerial vehicle (UAV) networks, it is challenging to coordinate the resource allocation and interference management among large-scale UAVs, for providing flexible and efficient service coverage to the ground users…

Systems and Control · Electrical Eng. & Systems 2024-11-22 Fei Song , Zhe Wang , Jun Li , Long Shi , Wen Chen , Shi Jin

In this book chapter, we study a problem of distributed content caching in an ultra-dense edge caching network (UDCN), in which a large number of small base stations (SBSs) prefetch popular files to cope with the ever-growing user demand in…

Information Theory · Computer Science 2021-01-05 Hyesung Kim , Jihong Park , Mehdi Bennis , Seong-Lyun Kim , Mérouane Debbah

How would a cellular network designed for maximal energy efficiency look like? To answer this fundamental question, tools from stochastic geometry are used in this paper to model future cellular networks and obtain a new lower bound on the…

Information Theory · Computer Science 2016-04-06 Emil Björnson , Luca Sanguinetti , Marios Kountouris

This paper investigates a cellular edge caching design under an extremely large number of small base stations (SBSs) and users. In this ultra-dense edge caching network (UDCN), SBS-user distances shrink, and each user can request a cached…

Networking and Internet Architecture · Computer Science 2017-03-07 Hyesung Kim , Jihong Park , Mehdi Bennis , Seong-Lyun Kim , Mérouane Debbah

In this paper, a novel mean-field game framework is proposed for uplink power control in an ultra-dense millimeter wave network. The proposed mean-field game considers the time evolution of the mobile users' orientations as well as the…

Networking and Internet Architecture · Computer Science 2024-09-23 Nof Abuzainab , Walid Saad , Allen B. MacKenzie

In this paper, energy efficient power control for small cells underlaying a macro cellular network is investigated. We formulate the power control problem in self-organizing small cell networks as a non-cooperative game, and propose a…

Computer Science and Game Theory · Computer Science 2017-03-23 Yanxiang Jiang , Ningning Lu , Yan Chen , Mehdi Bennis , Fuchun Zheng , Xiqi Gao , Xiaohu You

In this paper, we propose a novel social network aware approach for user association in wireless small cell networks. The proposed approach exploits social relationships between user equipments (UEs) and their physical proximity to optimize…

Networking and Internet Architecture · Computer Science 2016-05-02 Muhammad Ikram Ashraf , Mehdi Bennis , Walid Saad , Marcos Katz

The rapid increase of photovoltaic cells, batteries, and Electric Vehicles (EVs) in electric grids can result in congested distribution networks. An alternative to enhancing network capacity is a redispatch market, allowing Distribution…

Systems and Control · Electrical Eng. & Systems 2024-03-19 Amirreza Silani , Simon H. Tindemans

Caching popular files in small base stations (SBSs) has been proved to be an effective way to reduce bandwidth pressure on the backhaul links of dense small cell networks (DSCNs). Many existing studies on cache-enabled DSCNs attempt to…

Networking and Internet Architecture · Computer Science 2018-03-13 Hao Wu , Hancheng Lu

We study the problem of interference management in large-scale small cell networks, where each user equipment (UE) needs to determine in a distributed manner when and at what power level it should transmit to its serving small cell base…

Information Theory · Computer Science 2015-03-10 Kartik Ahuja , Yuanzhang Xiao , Mihaela van der Schaar
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