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Unmanned aerial vehicles (UAVs) have been attracting significant attention because there is a high probability of line-of-sight links being obtained between them and terrestrial nodes in high-rise urban areas. In this work, we investigate…

Information Theory · Computer Science 2024-06-04 Hongjiang Lei , Xiaqiu Wu , Ki-Hong Park , Gaofeng Pan

Target search with unmanned aerial vehicles (UAVs) is relevant problem to many scenarios, e.g., search and rescue (SaR). However, a key challenge is planning paths for maximal search efficiency given flight time constraints. To address…

Robotics · Computer Science 2019-02-28 Ajith Anil Meera , Marija Popovic , Alexander Millane , Roland Siegwart

This letter introduces a novel unmanned aerial vehicle (UAV)-intelligent reflecting surface (IRS) structure into near-field localization systems to enhance the design flexibility of IRS, thereby obtaining additional performance gains.…

Signal Processing · Electrical Eng. & Systems 2024-04-25 Hanfu Zhang , Yidan Mei , Erwu Liu , Rui Wang

The impact of information and communication technologies on global energy consumption is increasing every year, and mobile networks account for a significant portion of it. More than 50% of the total energy consumption of mobile networks is…

Networking and Internet Architecture · Computer Science 2023-02-27 Cihan Emre Kement , Ferdi Kara , Wael Jaafar , Halim Yanikomeroglu , Gamini Senarath , Ngoc Dung Dao , Peiying Zhu

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…

Information Theory · Computer Science 2018-01-23 Yan Sun , Derrick Wing Kwan Ng , Dongfang Xu , Linglong Dai , Robert Schober

The aim of this study is to give insights into the trajectory optimization w.r.t. energy consumption and recuperation for stacker cranes in a high-bay warehouse. Based on an analytical necessary optimality condition, a targeted numerical…

Optimization and Control · Mathematics 2026-02-05 R. Zöllner , F. Schuricht , T. Schmidt , W. Hofmann

Reconfigurable Intelligent Surfaces (RISs) have gained immense popularity in recent years because of their ability to improve wireless coverage and their flexibility to adapt to the changes in a wireless environment. These advantages are…

Signal Processing · Electrical Eng. & Systems 2023-07-24 Morteza Tavana , Meysam Masoudi , Emil Björnson

This paper investigates the optimization of beamforming design in a system with integrated sensing and communication (ISAC), where the base station (BS) sends signals for simultaneous multiuser communication and radar sensing. We aim at…

Information Theory · Computer Science 2022-04-27 Zhenyao He , Wei Xu , Hong Shen , Yongming Huang , Huahua Xiao

In this work, we propose a framework for energy-efficient trajectory design of an unmanned aerial vehicle (UAV)-based portable access point (PAP) deployed to serve a set of ground nodes (GNs). In addition to the PAP and GNs, the system…

This paper investigates an average secrecy rate (ASR) maximization problem for an unmanned aerial vehicle (UAV) enabled wireless communication system, wherein a UAV is employed to deliver confidential information to a ground destination in…

Information Theory · Computer Science 2021-02-23 Milad Tatar Mamaghani , Yi Hong

Reconfigurable intelligent surfaces (RISs) enhance unmanned aerial vehicles (UAV)-assisted communication by extending coverage, improving efficiency, and enabling adaptive beamforming. This paper investigates a multiple-input single-output…

Information Theory · Computer Science 2025-10-28 Mahmoud M. Salim , Khaled M. Rabie , Ali H. Muqaibel

This paper proposes a novel mission planning platform, capable of efficiently deploying a team of UAVs to cover complex-shaped areas, in various remote sensing applications. Under the hood lies a novel optimization scheme for grid-based…

This paper investigates resource allocation for simultaneous wireless information and power transfer (SWIPT) downlink systems based on a non-linear energy harvesting model. The resource allocation algorithm design is formulated as a…

Information Theory · Computer Science 2016-11-17 Elena Boshkovska , Alexander Koelpin , Derrick Wing Kwan Ng , Nikola Zlatanov , Robert Schober

With low-altitude economies emerging as a pivotal sector, this study explores an integrated sensing, communication, and computation system over low-altitude wireless networks. A full-duplex autonomous aerial vehicle (AAV) operates as an…

Signal Processing · Electrical Eng. & Systems 2025-07-22 Yiyang Chen , Wenchao Liu , Xuhui Zhang , Jinke Ren , Huijun Xing , Shuqiang Wang , Yanyan Shen , Kim-Fung Tsang

The recent trend towards the high-speed transportation system has spurred the development of high-speed trains (HSTs). However, enabling HST users with seamless wireless connectivity using the roadside units (RSUs) is extremely challenging,…

Networking and Internet Architecture · Computer Science 2023-10-27 Yu Min Park , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

Synthetic Aperture Radar (SAR) utilizes the movement of the radar antenna over a specific area of interest to achieve higher spatial resolution imaging. In this paper, we aim to investigate the realization of SAR imaging for a stationary…

Information Retrieval · Computer Science 2024-09-19 Yifan Sun , Rang Liu , Zhiping Lu , Honghao Luo , Ming Li , Qian Liu

We aim at maximizing the sum rate of secondary users (SUs) in OFDM-based Heterogeneous Cognitive Radio (CR) Networks using RF energy harvesting. Assuming SUs operate in a time switching fashion, each time slot is partitioned into three…

Networking and Internet Architecture · Computer Science 2017-05-12 Ali Shahini , Nirwan Ansari

In this work, we employ multiple energy harvesting relays to assist information transmission from a multi-antenna hybrid access point (HAP) to a receiver. All the relays are wirelessly powered by the HAP in the power-splitting (PS)…

Information Theory · Computer Science 2020-01-29 Shimin Gong , Yuze Zou , Dinh Thai Hoang , Jing Xu , Wenqing Cheng , Dusit Niyato

In this work, we first describe a framework for the application of Reinforcement Learning (RL) control to a radar system that operates in a congested spectral setting. We then compare the utility of several RL algorithms through a…

Machine Learning · Computer Science 2020-06-24 Charles E. Thornton , R. Michael Buehrer , Anthony F. Martone , Kelly D. Sherbondy

This correspondence presents a convex-optimization-based evaluation framework of satellite-swarm-based apertures maintained by magnetic-field interactions. Spaceborne distributed apertures are composed of multiple satellites and are…

Multiagent Systems · Computer Science 2026-05-08 Yuta Takahashi , Seang Shim , Hiraku Sakamoto , Shin-ichiro Sakai
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