English
Related papers

Related papers: LAURA: LLM-Assisted UAV Routing for AoI Minimizati…

200 papers

Wireless communications for status update are becoming increasingly important, especially for machine-type control applications. Existing work has been mainly focused on Age of Information (AoI) optimizations. In this paper, a status-aware…

Information Theory · Computer Science 2020-02-05 Zhiyuan Jiang , Zixu Cao , Siyu Fu , Fei Peng , Shan Cao , Shunqing Zhang , Shugong Xu

The emergence of 6G wireless communication enables massive edge device access and supports real-time intelligent services such as the Internet of things (IoT) and vehicle-to-everything (V2X). However, the surge in edge devices connectivity…

Information Theory · Computer Science 2026-01-27 Hanwen Zhang , Haijian Sun

Due to flexibility, autonomy and low operational cost, unmanned aerial vehicles (UAVs), as fixed aerial base stations, are increasingly being used as \textit{relays} to collect time-sensitive information (i.e., status updates) from IoT…

Networking and Internet Architecture · Computer Science 2021-09-28 Biplav Choudhury , Vijay K. Shah , Aidin Ferdowsi , Jeffrey H. Reed , Y. Thomas Hou

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…

Signal Processing · Electrical Eng. & Systems 2025-11-11 Hung D. Nguyen , Jeongseok Ha

Age-of-Information (AoI) is a recently proposed metric for quantifying the freshness of information from the UE's perspective in a communication network. Recently, Kadota et al. [1] have proposed an index-type approximately optimal…

Information Theory · Computer Science 2019-04-02 Arunabh Srivastava , Abhishek Sinha , Krishna Jagannathan

As terrestrial resources become increasingly saturated, the research attention is shifting to the low-altitude airspace, with many emerging applications such as urban air taxis and aerial inspection. Low-Altitude Wireless Networks (LAWNs)…

Cryptography and Security · Computer Science 2025-11-04 Jiacheng Wang , Changyuan Zhao , Jialing He , Geng Sun , Weijie Yuan , Dusit Niyato , Liehuang Zhu , Tao Xiang

Efficient and dynamic path planning has become an important topic for urban areas with larger density of connected vehicles (CV) which results in reduction of travel time and directly contributes to environmental sustainability through…

Signal Processing · Electrical Eng. & Systems 2024-05-15 S. Norouzi , N. Azarasa , M. R. Abedi , N. Mokari , S. E. Seyedabrishami , H. Saeedi , E. A. Jorswieck

The significance of the freshness of sensor and control data at the receiver side, often referred to as Age of Information (AoI), is fundamentally constrained by contention for limited network resources. Evidently, network congestion is…

Multiagent Systems · Computer Science 2023-12-21 Anam Tahir , Kai Cui , Bastian Alt , Amr Rizk , Heinz Koeppl

This paper studies the problem of minimizing the age of information (AoI) in cellular vehicle-to-everything communications. To provide minimal AoI and high reliability for vehicles' safety information, NOMA is exploited. We reformulate a…

Networking and Internet Architecture · Computer Science 2022-10-19 Zoubeir Mlika , Soumaya Cherkaoui

NOMA (non-orthogonal multiple access) will be seen as a promising technology for enhancing spectrum efficiency in future cellular networks. The use of unmanned aerial vehicle (UAV) Amplify-and-Forward (AF) relaying as a moving access point…

Information Theory · Computer Science 2023-04-27 Ghania Khraimech , Fatiha Merazka

In this paper, a novel machine learning (ML) framework is proposed for enabling a predictive, efficient deployment of unmanned aerial vehicles (UAVs), acting as aerial base stations (BSs), to provide on-demand wireless service to cellular…

Signal Processing · Electrical Eng. & Systems 2018-05-02 Qianqian Zhang , Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

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…

Networking and Internet Architecture · Computer Science 2021-01-01 Xing Xi , Xianbin Cao , Peng Yang , Jingxuan Chen , Dapeng Wu

The rapid growth of the low-altitude economy has resulted in a significant increase in the number of Low, slow, and small (LLS) unmanned aerial vehicles (UAVs), raising critical challenges for secure airspace management and reliable…

Systems and Control · Electrical Eng. & Systems 2025-10-13 Tianhao Liang , Mu Jia , Tingting Zhang , Junting Chen , Longyu Zhou , Tony Q. S. Quek , Pooi-Yuen Kam

Low-altitude wireless networks (LAWNs) represent a promising architecture that integrates unmanned aerial vehicles (UAVs) as aerial nodes to provide enhanced coverage, reliability, and throughput for diverse applications. However, these…

Networking and Internet Architecture · Computer Science 2025-10-28 Jiahui Li , Xinyue Liang , Geng Sun , Hui Kang , Jiacheng Wang , Dusit Niyato , Shiwen Mao , Abbas Jamalipour

Solving non-convex resource allocation problems poses significant challenges in wireless communication systems, often beyond the capability of traditional optimization techniques. To address this issue, we propose LLM-OptiRA, the first…

Computation and Language · Computer Science 2025-09-29 Xinyue Peng , Yanming Liu , Yihan Cang , Chaoqun Cao , Ming Chen

We consider multiple unmanned aerial vehicles (UAVs) at a common altitude serving as data collectors to a network of IoT devices. First, using a probabilistic line of sight channel model, the optimal assignment of IoT devices to the UAVs is…

Signal Processing · Electrical Eng. & Systems 2020-04-21 Maryam Shabanighazikelayeh , Erdem Koyuncu

In this paper, we consider that the unmanned aerial vehicles (UAVs) with attached intelligent reflecting surfaces (IRSs) play the role of flying reflectors that reflect the signal of users to the destination, and utilize the power-domain…

Signal Processing · Electrical Eng. & Systems 2021-11-09 Hussein M. Hariz , Saeed Sheikhzadeh , Nader Mokari , Mohammad R. Javan , B. Abbasi-Arand , Eduard A. Jorswieck

Cooperative ad-hoc UAV networks have been turning into the primary solution set for situations where establishing a communication infrastructure is not feasible. Search-and-rescue after a disaster and intelligence, surveillance, and…

Networking and Internet Architecture · Computer Science 2022-05-17 Mohammed Gharib , Fatemeh Afghah , Elizabeth Serena Bentley

This paper studies an unmanned aerial vehicle (UAV)-enabled wireless sensor network, in which one UAV flies in the sky to collect the data transmitted from a set of sensors via distributed beamforming. We consider the delay-sensitive…

Information Theory · Computer Science 2020-03-10 Tianxin Feng , Lifeng Xie , Jianping Yao , Jie Xu

Many important scientific problems involve multivariate optimization coupled with slow and laborious experimental measurements. These complex, high-dimensional searches can be defined by non-convex optimization landscapes that resemble…

Machine Learning · Computer Science 2025-09-22 Abdoulatif Cissé , Xenophon Evangelopoulos , Vladimir V. Gusev , Andrew I. Cooper