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The possibility of jointly optimizing location sensing and communication resources, facilitated by the existence of communication and sensing spectrum sharing, is what promotes the system performance to a higher level. However, the rapid…

系统与控制 · 电气工程与系统科学 2024-05-29 Haijun Zhang , Bowen Chen , Xiangnan Liu , Chao Ren

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 unmanned aerial vehicle (UAV)-aided backscatter communication (BackCom) networks, where the UAV is leveraged to help the backscatter device (BD) forward signals to the receiver. Based on the presence or absence of a…

信息论 · 计算机科学 2019-12-05 Meng Hua , Luxi Yang , Chunguo Li , Qingqing Wu , A. Lee Swindlehurst

We explore an end-to-end (including access and backhaul links) UAV-assisted wireless communication system, considering both uplink and downlink traffics, with the goal of supporting demand of the Ground Users (GUs) using the minimum number…

信号处理 · 电气工程与系统科学 2019-09-06 Anousheh Gholami , Usman A. Fiaz , John S. Baras

In this paper, we study unmanned aerial vehicle (UAV) assisted mobile edge computing (MEC) with the objective to optimize computation offloading with minimum UAV energy consumption. In the considered scenario, a UAV plays the role of an…

网络与互联网体系结构 · 计算机科学 2020-07-31 Mushu Li , Nan Cheng , Jie Gao , Yinlu Wang , Lian Zhao , Xuemin , Shen

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

Cooperative communication using unmanned aerial vehicles (UAVs) is a promising technology for infrastructureless wireless networks. One of the key challenges in UAV based communications is the backhaul throughput. In this paper, we propose…

信号处理 · 电气工程与系统科学 2018-11-07 Samer Hanna , Han Yan , Danijela Cabric

Unmanned aerial vehicle (UAV)-assisted mobile edge computing (MEC) system is a prominent concept, where a UAV equipped with a MEC server is deployed to serve a number of terminal devices (TDs) of Internet of Things (IoT) in a finite period.…

信号处理 · 电气工程与系统科学 2020-08-13 Tiankui Zhang , Yu Xu , Jonathan Loo , Dingcheng Yang , Lin Xiao

Unmanned aerial vehicles (UAV) have emerged as a practical solution that provides on-demand services to users in areas where the terrestrial network is non-existent or temporarily unavailable, e.g., due to natural disasters or network…

信号处理 · 电气工程与系统科学 2023-05-09 Asad Mahmood , Thang X. Vu , Symeon Chatzinotas , Björn Ottersten

This letter considers the unmanned aerial vehicle (UAV)-enabled relay system to deliver command information under ultra-reliable and low-latency communication (URLLC) requirements. We aim to jointly optimize the blocklength allocation and…

信号处理 · 电气工程与系统科学 2019-01-17 Cunhua Pan , Hong Ren , Yansha Deng , Maged Elkashlan , Arumugam Nallanathan

Unmanned Aerial Vehicles (UAVs) play a crucial role in Maritime Search and Rescue (MSAR), contributing to the improvement of rescue efficiency and reduction of casualties. Typically, UAVs equipped with cameras collect data from disaster…

系统与控制 · 电气工程与系统科学 2025-11-04 Shuang Qi , Bin Lin , Yiqin Deng , Xianhao Chen , Yuguang Fang

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…

信号处理 · 电气工程与系统科学 2018-11-28 Ramy Amer , Walid Saad , Hesham ElSawy , Majid Butt , Nicola Marchetti

Many rescue missions demand effective perception and real-time decision making, which highly rely on effective data collection and processing. In this study, we propose a three-layer architecture of emergency caching networks focusing on…

网络与互联网体系结构 · 计算机科学 2024-02-28 Zeyu Tian , Lianming Xu , Liang Li , Li Wang , Aiguo Fei

This work describes the orchestration of a fleet of rotary-wing Unmanned Aerial Vehicles (UAVs) for harvesting prioritized traffic from random distributions of heterogeneous users with Multiple Input Multiple Output (MIMO) capabilities. In…

系统与控制 · 电气工程与系统科学 2024-04-02 Bharath Keshavamurthy , Nicolo Michelusi

The highly dynamic nature of Low-Earth Orbit (LEO) satellite networks introduces challenges that existing transport protocols fail to address, including non-congestive latency variation and loss, transient congestion hotspots, and frequent…

网络与互联网体系结构 · 计算机科学 2026-03-26 Aiden Valentine , Ian Wakeman , George Parisis

This paper investigates downlink transmission in 5G Integrated Satellite-Terrestrial Networks (ISTNs) supporting automotive users (UEs) in urban environments, where base stations (BSs) and Low Earth Orbit (LEO) satellites (LSats) cooperate…

信号处理 · 电气工程与系统科学 2026-03-16 Hung Nguyen-Kha , Vu Nguyen Ha , Eva Lagunas , Symeon Chatzinotas , Joel Grotz

This paper studies real-time trajectory planning and radio resource allocation for a single uncrewed aerial vehicle (UAV) serving multiple mobile ground users in an urban environment. The downlink system considers heterogeneous user…

信号处理 · 电气工程与系统科学 2026-05-12 Chenrui Qiu , Loizos Kanaris , Yongxu Zhu , Tasos Dagiuklas

Deployment of unmanned aerial vehicles (UAVs) is recently getting significant attention due to a variety of practical use cases, such as surveillance, data gathering, and commodity delivery. Since UAVs are powered by batteries, energy…

信号处理 · 电气工程与系统科学 2020-05-12 Ali Rahmati , Seyyedali Hosseinalipour , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan

Arctic regions, such as northern Canada, face significant challenges in achieving consistent connectivity and low-latency computing services due to the sparse coverage of Low Earth Orbit (LEO) satellites. To enhance service reliability in…

信号处理 · 电气工程与系统科学 2025-11-25 Mohammed Almekhlafi , Antoine Lesage-Landry , Gunes Karabulut Kurt

The construction of Low Earth Orbit (LEO) satellite constellations has recently spurred tremendous attention from academia and industry. 5G and 6G standards have specified LEO satellite network as a key component of 5G and 6G networks.…

网络与互联网体系结构 · 计算机科学 2025-01-08 Jiasheng Wu , Shaojie Su , Xiong Wang , Jingjing Zhang , Yue Gao