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We propose an effective interference management and beamforming mechanism for uplink communication systems that yields fair allocation of rates. In particular, we consider a hotspot area of a millimeter-wave (mmWave) access network…

网络与互联网体系结构 · 计算机科学 2021-08-10 Rafail Ismayilov , Bernd Holfeld , Renato L. G. Cavalcante , Megumi Kaneko

Coordinated multi-point (CoMP) schemes have been widely studied in the recent years to tackle the inter-cell interference. In practice, latency and throughput constraints on the backhaul allow the organization of only small clusters of base…

信息论 · 计算机科学 2015-07-17 Paolo Baracca , Federico Boccardi , Nevio Benvenuto

Integrating sensing functions into future mobile equipment has become an important trend. Realizing different types of sensing and achieving mutual enhancement under the existing communication hardware architecture is a crucial challenge in…

信息论 · 计算机科学 2022-03-22 Jie Yang , Chao-Kai Wen , Shi Jin

In this paper, we propose to deploy multiple unmanned aerial vehicle (UAV) mounted base stations to serve ground users in outdoor environments with obstacles. In particular, the geographic information is employed to capture the blockage…

信号处理 · 电气工程与系统科学 2022-11-24 Pengfei Yi , Lipeng Zhu , Zhenyu Xiao , Rui Zhang , Zhu Han , Xiang-Gen Xia

Multi-user augmented reality (AR) could someday empower first responders with the ability to see team members around corners and through walls. For this vision of people tracking in dynamic environments to be practical, we need a relative…

系统与控制 · 电气工程与系统科学 2021-11-02 John Miller , Elahe Soltanaghai , Raewyn Duvall , Jeff Chen , Vikram Bhat , Nuno Pereira , Anthony Rowe

Today, many critical services and industrial systems rely on wireless networks for interaction with the IoT, hence becoming vulnerable to a broad number of cyber-threats. While detecting this kind of attacks is not difficult with common…

密码学与安全 · 计算机科学 2025-09-22 Matteo Repetto , Enrico Cambiaso , Fabio Patrone , Sandro Zappatore

We use stochastic geometry to analyze the performance of a partial decode-and-forward (PDF) relaying scheme applied in a user-assisted relaying setting, where an active user relays data through another idle user in uplink cellular…

信息论 · 计算机科学 2015-07-07 Hussain Elkotby , Mai Vu

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…

网络与互联网体系结构 · 计算机科学 2021-01-01 Xing Xi , Xianbin Cao , Peng Yang , Jingxuan Chen , Dapeng Wu

In this paper, a novel cooperation-aided localization and tracking approach, suitable for terahertz (THz) wireless systems is presented. It combines an angle of arrival (AoA) tracking algorithm with the two-way time of arrival method, in…

信号处理 · 电气工程与系统科学 2019-10-21 Giorgos Stratidakis , Alexandros-Apostolos A. Boulogeorgos , Angeliki Alexiou

In this paper, we propose an iterative interference alignment (IA) algorithm for MIMO cellular networks with partial connectivity, which is induced by heterogeneous path losses and spatial correlation. Such systems impose several key…

信息论 · 计算机科学 2013-08-01 Liangzhong Ruan , Vincent K. N. Lau

Network densification and heterogenisation through the deployment of small cellular access points (picocells and femtocells) are seen as key mechanisms in handling the exponential increase in cellular data traffic. Modelling such networks…

网络与互联网体系结构 · 计算机科学 2017-05-11 Pete Pratt , Carl P. Dettmann , Orestis Georgiou

In recent years, unmanned aerial vehicles (UAVs) have been considered for telecommunications purposes as relays, caches, or IoT data collectors. In addition to being easy to deploy, their maneuverability allows them to adjust their location…

信号处理 · 电气工程与系统科学 2019-07-16 Enes Krijestorac , Samer Hanna , Danijela Cabric

In this paper, we investigate the joint user pairing and association problem for multicell non-orthogonal multiple access (NOMA) systems. We consider a scenario where the user equipments (UEs) are located in a multicell network equipped…

信息论 · 计算机科学 2020-04-17 Manyou Ma , Vincent W. S. Wong

In today's wireless communication systems, the exponentially growing needs of mobile users require the combination of new and existing techniques to meet the demands for reliable and high-quality service provision. This may not always be…

Conventional cell tracking methods detect multiple cells in each frame (detection) and then associate the detection results in successive time-frames (association). Most cell tracking methods perform the association task independently from…

计算机视觉与模式识别 · 计算机科学 2020-02-27 Junya Hayashida , Kazuya Nishimura , Ryoma Bise

This work considers the problem of intercepting rogue drones targeting sensitive critical infrastructure facilities. While current interception technologies focus mainly on the jamming/spoofing tasks, the challenges of effectively locating…

多智能体系统 · 计算机科学 2025-01-22 Panayiota Valianti , Kleanthis Malialis , Panayiotis Kolios , Georgios Ellinas

This paper considers the problem of downlink localization of user equipment devices (UEs) that are either in the near-field (NF) or in the far-field (FF) of the array of the serving base station (BS). We propose a dual signaling scheme,…

信息论 · 计算机科学 2024-10-24 Georgios Mylonopoulos , Behrooz Makki , Gábor Fodor , Stefano Buzzi

One of the key issues in mobile communication is to find the current location of mobile terminal (MT) to deliver the services, which is called as location management (LM). Increasing users and diverse services demand for a high-quality…

网络与互联网体系结构 · 计算机科学 2012-01-04 Vijendra Singh Bhadauria , Sanjeev Sharma , Ravindra Patel

Device localization and radar-like mapping are at the heart of integrated sensing and communication, enabling not only new services and applications, but can also improve communication quality with reduced overheads. These forms of sensing…

信号处理 · 电气工程与系统科学 2022-11-30 Yu Ge , Ossi Kaltiokallio , Hyowon Kim , Jukka Talvitie , Sunwoo Kim , Lennart Svensson , Mikko Valkama , Henk Wymeersch

Inferring the location of a mobile device in an indoor setting is an open problem of utmost significance. A leading approach that does not require the deployment of expensive infrastructure is fingerprinting, where a classifier is trained…

信号处理 · 电气工程与系统科学 2022-02-08 Erez Peterfreund , Ioannis G. Kevrekidis , Ariel Jaffe