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相关论文: Secrecy Energy Efficiency Maximization for UAV-Ena…

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This paper investigates the use of an unmanned aerial vehicle (UAV) to assist covert communication between a low-Earth orbit (LEO) satellite and a ground user under the surveillance of a passive warden. The UAV simultaneously serves its own…

信号处理 · 电气工程与系统科学 2025-11-11 Hung D. Nguyen , Jeongseok Ha

In this paper, we study the resource allocation and trajectory design for secure unmanned aerial vehicle (UAV)-enabled communication systems, where multiple multi-purpose UAV base stations are dispatched to provide secure communications to…

信息论 · 计算机科学 2020-03-17 Ruide Li , Zhiqiang Wei , Lei Yang , Derrick Wing Kwan Ng , Jinhong Yuan , Jianping An

Cellular vehicle-to-everything (C-V2X) communication, as a part of 5G wireless communication, has been considered one of the most significant techniques for Smart City. Vehicles platooning is an application of Smart City that improves…

网络与互联网体系结构 · 计算机科学 2020-03-25 Zhipeng Liu , Yinhui Han , Jianwei Fan , Lin Zhang , Yunzhi Lin

In this paper, the optimization of deploying unmanned aerial vehicles (UAVs) over a reconfigurable intelligent surfaces (RISs)-assisted visible light communication (VLC) system is studied. In the considered model, UAVs are required to…

信息论 · 计算机科学 2020-12-25 Yihan Cang , Ming Chen , Zhaohui Yang , Mingzhe Chen , Chongwen Huang

In this paper, the problem of unmanned aerial vehicle (UAV) deployment, power allocation, and bandwidth allocation is investigated for a UAV-assisted wireless system operating at terahertz (THz) frequencies. In the studied model, one UAV…

信息论 · 计算机科学 2021-03-16 Luyao Xu , Ming Chen , Mingzhe Chen , Zhaohui Yang , Christina Chaccour , Walid Saad , Choong Seon Hong

This paper make an investigation of a secure unmanned aerial vehicle (UAV)-aided communication network based on directional modulation(DM), in which one ground base station (Alice), one legitimate full-duplex (FD) user (Bob) and one illegal…

信息论 · 计算机科学 2019-04-09 Feng Shu , Zaoyu Lu , Shuo Zhang , Jin Wang , Xiaobo Zhou , Linlin Sun , Jinhui Lu , Jinyong Lin , Wenlong Cai

Unmanned aerial vehicle (UAV) has been widely adopted in wireless systems due to its flexibility, mobility, and agility. Nevertheless, a limited onboard battery greatly hinders UAV to prolong the serving time from communication tasks that…

信息论 · 计算机科学 2020-11-19 Hieu Tran-Dinh , Sumit Gautam , Symeon Chatzinotas , Bjorn Ottersten

This paper focuses on enhancing the energy efficiency (EE) of a cooperative network that features a miniature unmanned aerial vehicle (UAV) operating at terahertz (THz) frequencies and equipped with holographic surfaces to improve network…

信号处理 · 电气工程与系统科学 2025-10-08 Yifei Song , Jalal Jalali , Yanyu Qin , Mostafa Darabi , Filip Lemic , Natasha Devroye

Unicast communication over a network of $M$-parallel relays in the presence of an eavesdropper is considered. The relay nodes, operating under individual power constraints, amplify and forward the signals received at their inputs. The…

信息论 · 计算机科学 2015-04-21 Siddhartha Sarma , Samar Agnihotri , Joy Kuri

In wireless sensors networks, integrating localization and communications techniques is crucial for efficient spectrum and hardware utilization. In this paper, we present a novel framework of unmanned aerial vehicle (UAV)-aided localization…

信号处理 · 电气工程与系统科学 2024-06-04 Tianhao. Liang , Tingting. Zhang , Sheng. Zhou , Wentao. Liu , Dong. Li , Qinyu. Zhang

This paper proposes a novel cooperative secure unmanned aerial vehicle (UAV) aided transmission protocol, where a source (Alice) sends confidential information to a destination (Bob) via an energy-constrained UAV-mounted amplify-and-forward…

信息论 · 计算机科学 2019-10-24 Milad Tatar Mamaghani , Yi Hong

A framework for energy-efficient resource allocation in a single-user, amplify-and-forward relay-assisted MIMO system is devised in this paper. Previous results in this area have focused on rate maximization or sum power minimization…

信息论 · 计算机科学 2014-03-06 Alessio Zappone , Pan Cao , Eduard A. Jorswieck

In this paper, we investigate an unmanned aerial vehicle (UAV)-assisted integrated communication and localization network in emergency scenarios where a single UAV is deployed as both an airborne base station (BS) and anchor node to assist…

网络与互联网体系结构 · 计算机科学 2023-06-07 Suzhi Bi , Jiaxing Yu , Zheyuan Yang , Xiaohui Lin , Yuan Wu

A MIMO secure two-hop wireless communication system is considered in this paper. In this model, there are no direct links between the source-destination and the source-eavesdropper. The problem is maximizing the secrecy capacity of the…

信息论 · 计算机科学 2011-10-18 Ghadamali Bagherikaram , Konstantinos N. Plataniotis

In this paper, we propose a transmit covariance optimization method to maximize the energy efficiency (EE) for a single-user distributed antenna system, where both the remote access units (RAUs) and the user are equipped with multiple…

信息论 · 计算机科学 2015-11-13 Hong Ren , Nan Liu , Cunhua Pan , Chunlong He

In this paper, we investigate the resource allocation design for multicarrier (MC) systems employing a solar powered unmanned aerial vehicle (UAV) for providing communication services to multiple downlink users. We study the joint design of…

信息论 · 计算机科学 2018-01-23 Yan Sun , Derrick Wing Kwan Ng , Dongfang Xu , Linglong Dai , Robert Schober

This paper studies a new latency optimization problem in unmanned aerial vehicles (UAVs)-enabled federated learning (FL) with integrated sensing and communication. In this setup, distributed UAVs participate in model training using sensed…

信息论 · 计算机科学 2024-11-15 Shaba Shaon , Tien Nguyen , Lina Mohjazi , Aryan Kaushik , Dinh C. Nguyen

The use of the unmanned aerial vehicle (UAV) has been foreseen as a promising technology for the next generation communication networks. Since there are no regulations for UAVs deployment yet, most likely they form a network in coexistence…

网络与互联网体系结构 · 计算机科学 2019-04-17 Ali Rahmati , Seyyedali Hosseinalipour , Yavuz Yapici , Xiaofan He , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan

Unmanned aerial vehicles (UAVs) have been widely employed to enhance the end-to-end performance of wireless communications since the links between UAVs and terrestrial nodes are line-of-sight (LoS) with high probability. However, the…

In this paper, we investigate the downlink performance of a three-tier heterogeneous network (HetNet). The objective is to enhance the edge capacity of a macro cell by deploying unmanned aerial vehicles (UAVs) as flying base stations and…

信号处理 · 电气工程与系统科学 2020-07-30 S. T. Muntaha , S. A. Hassan , H. Jung , M. S. Hossain