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A new algorithm for 3D localization in multiplatform radar networks, comprising one transmitter and multiple receivers, is proposed. To take advantage of the monostatic sensor radiation pattern features, ad-hoc constraints are imposed in…

信号处理 · 电气工程与系统科学 2022-04-06 Augusto Aubry , Paolo Braca , Antonio De Maio , Angela Marino

Ultra-wideband technology has emerged in recent years as a robust solution for localization in GNSS denied environments. In particular, its high accuracy when compared to other wireless localization solutions is enabling a wider range of…

信号处理 · 电气工程与系统科学 2022-04-12 Wang Shule , Carmen Martínez Almansa , Jorge Peña Queralta , Zhuo Zou , Tomi Westerlund

Accurate and reliable localization is crucial for various wireless communication applications. Numerous studies have proposed accurate localization methods using hybrid received signal strength (RSS) and angle of arrival (AOA) measurements.…

信号处理 · 电气工程与系统科学 2023-07-25 Weizhong Ding , Shengming Chang , Shudi Bao

Localization is one of the most important technologies needed to use Unmanned Aerial Vehicles (UAVs) in actual fields. Currently, most UAVs use GNSS to estimate their position. Recently, there have been attacks that target the weaknesses of…

机器人学 · 计算机科学 2020-08-06 Junho Choi , Hyun Myung

Detecting spoofing attacks on the positions of unmanned aerial vehicles (UAVs) within a swarm is challenging. Traditional methods relying solely on individually reported positions and pairwise distance measurements are ineffective in…

系统与控制 · 电气工程与系统科学 2023-12-08 Siguo Bi , Kai Li , Shuyan Hu , Wei Ni , Cong Wang , Xin Wang

Unmanned aerial vehicles (UAVs) are widely used due to their low cost and versatility, but they also pose security and privacy threats. Therefore, reliable detection for low-altitude UAVs is an important issue. The strong ground clutter…

信号处理 · 电气工程与系统科学 2022-02-25 Zeyang Wu , Wenbo Wang , Yuexing Peng

The high mobility of unmanned aerial vehicles (UAVs) enables them to be used in various civilian fields, such as rescue and cargo transport. Path-following is a crucial way to perform these tasks while sensing and collision avoidance are…

系统与控制 · 电气工程与系统科学 2025-09-01 Changheng Wang , Zhiqing Wei , Wangjun Jiang , Haoyue Jiang , Zhiyong Feng

Supporting reliable and seamless mobility for aerial users, such as unmanned aerial vehicles (UAVs), is a key challenge for the next-generation cellular systems. To tackle this challenge, we propose a joint beamforming, user association,…

信息论 · 计算机科学 2020-02-18 Jiancao Hou , Yansha Deng , Mohammad Shikh-Bahaei

To address the ever-growing connectivity demands of wireless communications, the adoption of ingenious solutions, such as Unmanned Aerial Vehicles (UAVs) as mobile Base Stations (BSs), is imperative. In general, the location of a UAV Base…

网络与互联网体系结构 · 计算机科学 2022-04-12 Ali Murat Demirtas , Mehmet Saygin Seyfioglu , Irem Bor-Yaliniz , Bulent Tavli , Halim Yanikomeroglu

Next-generation cellular networks will witness the creation of smart radio environments (SREs), where walls and objects can be coated with reconfigurable intelligent surfaces (RISs) to strengthen the communication and localization coverage…

信息论 · 计算机科学 2020-09-08 Ahmed Elzanaty , Anna Guerra , Francesco Guidi , Mohamed-Slim Alouini

Extensive use of unmanned aerial vehicles (UAVs) is expected to raise privacy and security concerns among individuals and communities. In this context, the detection and localization of UAVs will be critical for maintaining safe and secure…

信号处理 · 电气工程与系统科学 2021-09-06 Udita Bhattacherjee , Ender Ozturk , Ozgur Ozdemir , Ismail Guvenc , Mihail L. Sichitiu , Huaiyu Dai

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…

网络与互联网体系结构 · 计算机科学 2025-10-28 Jiahui Li , Xinyue Liang , Geng Sun , Hui Kang , Jiacheng Wang , Dusit Niyato , Shiwen Mao , Abbas Jamalipour

We consider the problem of estimating an RF-device's location based on observations, such as received signal strength, from a set of transmitters with known locations. We survey the literature on this problem, showing that previous authors…

网络与互联网体系结构 · 计算机科学 2017-03-09 Nachikethas A. Jagadeesan , Bhaskar Krishnamachari

In low altitude UAV communications, accurate channel estimation remains challenging due to the dynamic nature of air to ground links, exacerbated by high node mobility and the use of large scale antenna arrays, which introduce hybrid near…

信息论 · 计算机科学 2025-10-24 Wenli Yuan , Kan Yu , Xiaowu Liu , Kaixuan Li , Qixun Zhang , Zhiyong Feng

Object detection in unmanned aerial vehicle (UAV) remote sensing images poses significant challenges due to unstable image quality, small object sizes, complex backgrounds, and environmental occlusions. Small objects, in particular, occupy…

计算机视觉与模式识别 · 计算机科学 2025-05-23 Xudong Wang , Yaxin Peng , Chaomin Shen

Trust region optimization-based received signal strength indicator (RSSI) interference source localization methods have been widely used in low-altitude research. However, these methods often converge to local optima in complex…

信号处理 · 电气工程与系统科学 2025-04-29 Guochen Gu , Zhipeng Lin , Qiuming Zhu , Junchang Chen , Qihui Wu , Hongtao Duan , Yang Huang , Weizhi Zhong

To ensure reliable and effective mobility management for aerial user equipment (UE), estimating the speed of cellular-connected unmanned aerial vehicles (UAVs) carries critical importance since this can help to improve the quality of…

信号处理 · 电气工程与系统科学 2022-06-28 Md Moin Uddin Chowdhury , Priyanka Sinha , Kim Mahler , Ismail Guvenc

A fully-asynchronous network with one target sensor and a few anchors (nodes with known locations) is considered. Localization and synchronization are traditionally treated as two separate problems. In this paper, localization and…

信息论 · 计算机科学 2013-01-07 Sundeep Prabhakar Chepuri , Geert Leus , Alle-Jan van der Veen

Low Earth Orbit Satellite Networks (LSNs) are integral to supporting a broad range of modern applications, which are typically modeled as Service Function Chains (SFCs). Each SFC is composed of Virtual Network Functions (VNFs), where each…

信息论 · 计算机科学 2024-09-10 Khai Doan , Marios Avgeris , Aris Leivadeas , Ioannis Lambadaris , Wonjae Shin

In this paper, we investigate the problem of UAV-aided user localization in wireless networks. Unlike the existing works, we do not assume perfect knowledge of the UAV location, hence we not only need to localize the users but also to track…

信息论 · 计算机科学 2023-05-25 Omid Esrafilian , Rajeev Gangula , David Gesbert