English
Related papers

Related papers: Wideband Spectrum Acquisition for UAV Swarm Using …

200 papers

A novel approach for achieving fast evasion in self-localized swarms of Unmanned Aerial Vehicles (UAVs) threatened by an intruding moving object is presented in this paper. Motivated by natural self-organizing systems, the presented…

Robotics · Computer Science 2024-08-21 Filip Novák , Viktor Walter , Pavel Petráček , Tomáš Báča , Martin Saska

Wireless systems are of paramount importance for providing ubiquitous data transmission for smart cities. However, due to the broadcasting and openness of wireless channels, such systems face potential security challenges. UAV-assisted…

Cryptography and Security · Computer Science 2024-03-15 Chan Gao , Linying Tian , Dong Zheng

Network-connected unmanned aerial vehicle (UAV) communications is a common solution to achieve high-rate image transmission. The broadcast nature of these wireless networks makes this communication vulnerable to eavesdropping. This paper…

Cryptography and Security · Computer Science 2020-04-06 Behrooz Khadem , Salar Mohebalizadeh

Multi-view Synthetic Aperture Radar (SAR) imaging can effectively enhance the performance of tasks such as automatic target recognition and image information fusion. Unmanned aerial vehicles (UAVs) have the advantages of flexible deployment…

Systems and Control · Electrical Eng. & Systems 2025-05-23 Deyu Song , Xiangyin Zhang , Zipei Yu , Kaiyu Qin

Integrated communication and sensing, which can make full use of the limited spectrum resources to perform communication and sensing tasks simultaneously, is an up-and-coming technology in wireless communication networks. In this work, we…

Information Theory · Computer Science 2025-06-30 Hongjiang Lei , Congke Jiang , Ki-Hong Park , Mohamed A. Aboulhassan , Sen Zhou , Gaofeng Pan

In this paper, we study the problem of gathering data from large-scale wireless sensor networks using multiple unmanned air vehicles (UAVs) to gather data at designated rendezvouses, where the goal is to maximize the network lifetime.…

Networking and Internet Architecture · Computer Science 2021-08-25 Chi-Hieu Nguyen , Khanh-Van Nguyen

In this paper, we consider multiple signals sharing same instantaneous frequencies. This kind of data is very common in scientific and engineering problems. To take advantage of this special structure, we modify our data-driven…

Information Theory · Computer Science 2015-07-09 Thomas Y. Hou , Zuoqiang Shi

The expansion of the low-altitude economy is contingent on reliable cellular connectivity for unmanned aerial vehicles (UAVs). A key challenge in pre-flight planning is predicting communication link quality along proposed and pre-defined…

Signal Processing · Electrical Eng. & Systems 2026-02-12 Wenlihan Lu , Huacong Chen , Ruiyang Duan , Weijie Yuan , Shijian Gao

A unified view of sparse signal processing is presented in tutorial form by bringing together various fields. For each of these fields, various algorithms and techniques, which have been developed to leverage sparsity, are described…

Information Theory · Computer Science 2009-02-12 F. Marvasti , A. Amini , F. Haddadi , M. Soltanolkotabi , B. H. Khalaj , A. Aldroubi , S. Holm , S. Sanei , J. Chambers

This paper considers grid formation of an unmanned aerial vehicle (UAV) swarm for maximizing the secrecy rate in the presence of an unknown eavesdropper. In particular, the UAV swarm performs coordinated beamforming onto the null space of…

Information Theory · Computer Science 2021-02-09 Christantus O. Nnamani , Muhammad R. A. Khandaker , Mathini Sellathurai

With explosively increasing demands for unmanned aerial vehicle (UAV) applications, reliable link acquisition for serving UAVs is required. Considering the dynamic characteristics of UAV, it is hugely challenging to persist a reliable link…

Signal Processing · Electrical Eng. & Systems 2020-11-23 Ha-Lim Song , Young-Chai Ko

Unmanned Aerial Vehicles (UAVs) have been implemented for environmental monitoring by using their capabilities of mobile sensing, autonomous navigation, and remote operation. However, in real-world applications, the limitations of on-board…

Robotics · Computer Science 2019-07-16 Teng Li , Chaoqun Wang , Max Q. -H. Meng , Clarence W. de Silva

This paper investigates the problem of detection and classification of unmanned aerial vehicles (UAVs) in the presence of wireless interference signals using a passive radio frequency (RF) surveillance system. The system uses a multistage…

Signal Processing · Electrical Eng. & Systems 2019-09-13 Martins Ezuma , Fatih Erden , Chethan Kumar Anjinappa , Ozgur Ozdemir , Ismail Guvenc

Wireless sensor networks (WSN), i.e. networks of autonomous, wireless sensing nodes spatially deployed over a geographical area, are often faced with acquisition of spatially sparse fields. In this paper, we present a novel bandwidth/energy…

Information Theory · Computer Science 2014-05-27 Stefania Colonnese , Roberto Cusani , Stefano Rinauro , Giorgia Ruggiero , Gaetano Scarano

In this paper we consider the problem of estimation of scalar field distribution (e.g. pollutant, moisture, temperature) from noisy measurements collected by unmanned autonomous vehicles such as UAVs. The field is modelled as a sum of…

Signal Processing · Electrical Eng. & Systems 2023-08-03 Alex S. Leong , Alexei T. Skvortsov

Unmanned Aerial Vehicle (UAV) has been recognized as a promising way to assist future wireless communications due to its high flexibility of deployment and scheduling. In this paper, we focus on temporarily deployed UAVs that provide…

Signal Processing · Electrical Eng. & Systems 2018-01-30 Zhiwen Hu , Zijie Zheng , Lingyang Song , Tao Wang , Xiaoming Li

Modern radar systems are expected to operate reliably in congested environments. A candidate technology for meeting these demands is frequency agile radar (FAR), which randomly changes its carrier frequencies. FAR is known to improve the…

Signal Processing · Electrical Eng. & Systems 2020-12-02 Tianyao Huang , Nir Shlezinger , Xingyu Xu , Dingyou Ma , Yimin Liu , Yonina C. Eldar

Compressive sensing has been successfully used for optimized operations in wireless sensor networks. However, raw data collected by sensors may be neither originally sparse nor easily transformed into a sparse data representation. This…

Networking and Internet Architecture · Computer Science 2016-08-16 Mohammad Abu Alsheikh , Shaowei Lin , Hwee-Pink Tan , Dusit Niyato

Unmanned aerial vehicle (UAV) communications have attracted significant attention from both academia and industry. To facilitate the large-scale usage of UAVs for various applications in practice, we provide a comprehensive survey on the…

Information Theory · Computer Science 2020-07-03 Qingheng Song , Yong Zeng , Jie Xu , Shi Jin

Providing ubiquitous connectivity to diverse device types is the key challenge for 5G and beyond 5G (B5G). Unmanned aerial vehicles (UAVs) are expected to be an important component of the upcoming wireless networks that can potentially…

Networking and Internet Architecture · Computer Science 2019-01-23 Bin Li , Zesong Fei , Yan Zhang
‹ Prev 1 8 9 10 Next ›