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相关论文: Efficiency Maximization for UAV-Enabled Mobile Rel…

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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…

信息论 · 计算机科学 2018-03-05 Jie Ouyang , Yueling Che , Jie Xu , Kaishun Wu

Recently, unmanned aerial vehicle (UAV) has attracted much attention due to its flexible deployment and controllable mobility. As the general communication network cannot meet the emergency requirements, in this paper we study the multi-UAV…

信息论 · 计算机科学 2024-07-17 Yixin Zhang , Wenchi Cheng

The mobile relaying technique is a critical enhancing technology in wireless communications due to a higher chance of supporting the remote user from the base station (BS) with better quality of service. This paper investigates…

信息论 · 计算机科学 2021-07-27 S. Ahmed , Mostafa Z. Chowdhury , S. R. Sabuj , M. I. Alam , Y. M. Jang

This letter considers an unmanned aerial vehicle (UAV)-enabled relay communication system for delivering latency-critical messages with ultra-high reliability, where the relay is operating under amplifier-and-forward (AF) mode. We aim to…

信号处理 · 电气工程与系统科学 2020-07-21 Hong Ren , Cunhua Pan , Kezhi Wang , Wei Xu , Maged Elkashlan , Arumugam Nallanathan

Unmanned aerial vehicle (UAV) networks have grown rapidly in recent years and become attractive for various emergence communications scenarios. In this paper, we consider a UAV acting as a relay node to assist wireless transmissions from a…

信息论 · 计算机科学 2019-05-03 Hui Tu , Jia Zhu , Yulong Zou

In this paper, we study the resource allocation and trajectory design for energy-efficient secure unmanned aerial vehicle (UAV) communication systems where a UAV base station serves multiple legitimate ground users in the existence of a…

信息论 · 计算机科学 2019-01-29 Yuanxin Cai , Zhiqiang Wei , Ruide Li , Derrick Wing Kwan Ng , Jinhong Yuan

We consider device-to-device (D2D) wireless information and power transfer systems using an unmanned aerial vehicle (UAV) as a relay-assisted node. As the energy capacity and flight time of UAVs is limited, a significant issue in deploying…

信息论 · 计算机科学 2018-09-07 Minh-Nghia Nguyen , Long D. Nguyen , Trung Q. Duong , Hoang Duong Tuan

In this paper, we propose a novel optimization model for multiple Unmanned Areal Vehicles (UAVs) working as relays and helping Device-to-Device (D2D) communications at the same time. The goal of the UAVs is to operate in an energy-efficient…

网络与互联网体系结构 · 计算机科学 2019-12-10 Ahmad Alsharoa , Murat Yukse

This letter investigates the transmit power and trajectory optimization problem for unmanned aerial vehicle (UAV)-aided networks. Different from majority of the existing studies with fixed communication infrastructure, a dynamic scenario is…

信号处理 · 电气工程与系统科学 2018-01-17 Haichao Wang , Guochun Ren , Jin Chen , Guoru Ding , Yijun Yang

This paper investigates the secrecy energy efficiency (SEE) maximization problem for unmanned aerial vehicle enabled mobile relaying system, where a high-mobility UAV is exploited to assist delivering the confidential information from a…

信息论 · 计算机科学 2018-07-13 Lin Xiao , Yu Xu , Dingcheng Yang , Yong Zeng

This paper studies a new unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) system, where a UAV-mounted mobile energy transmitter (ET) is dispatched to deliver wireless energy to a set of on-ground energy receivers (ERs).…

信息论 · 计算机科学 2017-09-25 Jie Xu , Yong Zeng , Rui Zhang

In this paper, we focus on a typical cooperative communication system with one pair of source and destination, where a unmanned aerial vehicle (UAV) flying from a start location to an end location serves as a mobile relay. To efficiently…

网络与互联网体系结构 · 计算机科学 2017-10-11 Sixing Yin , Jing Tan , Lihua Li

This paper investigates an unmanned aerial vehicle (UAV)-enabled wireless communication system with energy harvesting, where the UAV transfers energy to the users in half duplex or full duplex, and the users harvest energy for data…

信号处理 · 电气工程与系统科学 2019-12-25 Zhaohui Yang , Wei Xu , Mohammad Shikh-Bahaei

This paper investigates energy efficiency maximization in an integrated sensing and communication framework for satellite-UAV MIMO systems, where a LEO satellite and a UAV simultaneously serve ground users and perform target sensing. Both…

Unmanned aerial vehicles (UAVs) have received plenty of attention due to their high flexibility and enhanced communication ability, nonetheless, the limited onboard energy restricts UAVs' application on persistent data collection missions…

信号处理 · 电气工程与系统科学 2024-10-10 Rui Wang , Deshi Li , Qingqing Wu , Kaitao Meng , Boning Feng , Lele Cong

Unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) systems offer significant advantages in coverage and deployment flexibility, but suffer from endurance limitations due to the limited onboard energy. This paper proposes to…

信号处理 · 电气工程与系统科学 2022-08-19 Hong Ren , Zhenkun Zhang , Zhangjie Peng , Li Li , Cunhua Pan

We address the path planning problem for a cellular-enabled unmanned aerial vehicle (UAV) considering both connectivity and battery constraints. The UAV's mission is to expeditiously transport a payload from an initial point to a final…

信号处理 · 电气工程与系统科学 2025-06-19 Hyeon-Seong Im , Kyu-Yeong Kim , Si-Hyeon Lee

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in assisting wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper considers a multi-UAV enabled wireless…

信息论 · 计算机科学 2018-01-10 Qingqing Wu , Yong Zeng , Rui Zhang

In this paper, we aim to sustain unmanned aerial vehicle (UAV) based missions for longer periods of times through different techniques. First, we consider on-the-mission UAV recharging by a low-power laser source (below 1 kilowatt). In…

信号处理 · 电气工程与系统科学 2020-12-25 Wael Jaafar , Halim Yanikomeroglu

This paper studies unmanned aerial vehicle (UAV) aided wireless communication systems where a UAV supports uplink communications of multiple ground nodes (GNs) while flying over the area of the interest. In this system, the propulsion…

信息论 · 计算机科学 2018-01-10 Subin Eom , Hoon Lee , Junhee Park , Inkyu Lee
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