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Ultra-wideband (UWB) wireless technology has seen an increased penetration in the robotics field as a robust localization method in recent years. UWB enables high accuracy distance estimation from time-of-flight measurements of wireless…

Robotics · Computer Science 2020-04-16 Carmen Martínez Almansa , Wang Shule , Jorge Peña Queralta , Tomi Westerlund

Unmanned aerial vehicles (UAVs) are becoming largely ubiquitous with an increasing demand for aerial data. Accurate navigation and localization, required for precise data collection in many industrial applications, often relies on RTK GNSS.…

Robotics · Computer Science 2021-04-02 Yu Xianjia , Li Qingqing , Jorge Pena Queralta , Jukka Heikkonen , Tomi Westerlund

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…

Signal Processing · Electrical Eng. & Systems 2022-04-12 Wang Shule , Carmen Martínez Almansa , Jorge Peña Queralta , Zhuo Zou , Tomi Westerlund

Radio-based methods such as Ultra-Wideband (UWB) and RAdio Detection And Ranging (radar), which have traditionally seen limited adoption in robotics, are experiencing a boost in popularity thanks to their robustness to harsh environmental…

Robotics · Computer Science 2026-03-10 Andrés Martínez-Silva , David Alejo , Luis Merino , Fernando Caballero

This paper introduces UVIO, a multi-sensor framework that leverages Ultra Wide Band (UWB) technology and Visual-Inertial Odometry (VIO) to provide robust and low-drift localization. In order to include range measurements in state…

Robotics · Computer Science 2026-04-23 Giulio Delama , Farhad Shamsfakhr , Stephan Weiss , Daniele Fontanelli , Alessandro Fornasier

Ultra-wideband (UWB) technology has shown remarkable potential as a low-cost general solution for robot localization. However, limitations of the UWB signal for precise positioning arise from the disturbances caused by the environment…

Robotics · Computer Science 2025-05-12 Umberto Albertin , Mauro Martini , Alessandro Navone , Marcello Chiaberge

This paper proposes an ultra-wideband (UWB) aided localization and mapping system that leverages on inertial sensor and depth camera. Inspired by the fact that visual odometry (VO) system, regardless of its accuracy in the short term, still…

Robotics · Computer Science 2018-02-27 Chen Wang , Handuo Zhang , Thien-Minh Nguyen , Lihua Xie

Ultra-wideband (UWB) time-difference-of-arrival (TDOA)-based localization has emerged as a promising, low-cost, and scalable indoor localization solution, which is especially suited for multi-robot applications. However, there is a lack of…

Robotics · Computer Science 2024-02-06 Wenda Zhao , Abhishek Goudar , Xinyuan Qiao , Angela P. Schoellig

Navigation in an unknown environment without any preexisting positioning infrastructure has always been hard for mobile robots. This paper presents a self-deployable ultra wideband UWB infrastructure by mobile agents, that permits a dynamic…

Robotics · Computer Science 2021-10-19 Luca Santoro , Davide Brunelli , Daniele Fontanelli

Ultra-wideband (UWB) ranging has emerged as a key radio technology for robot positioning and relative localization in multi-robot systems. Multiple works are now advancing towards more scalable systems, but challenges still remain. This…

Robotics · Computer Science 2022-03-09 Paola Torrico Morón , Jorge Peña Queralta , Tomi Westerlund

Relative localization between autonomous robots without infrastructure is crucial to achieve their navigation, path planning, and formation in many applications, such as emergency response, where acquiring a prior knowledge of the…

This paper presents an autonomous aerial system specifically engineered for operation in challenging marine GNSS-denied environments, aimed at transporting small cargo from a target vessel. In these environments, characterized by weakly…

Indoor autonomous navigation requires a precise and accurate localization system able to guide robots through cluttered, unstructured and dynamic environments. Ultra-wideband (UWB) technology, as an indoor positioning system, offers precise…

Robotics · Computer Science 2021-12-21 Enrico Sutera , Vittorio Mazzia , Francesco Salvetti , Giovanni Fantin , Marcello Chiaberge

Localization of an autonomous mobile robot during planetary exploration is challenging due to the unknown terrain, the difficult lighting conditions and the lack of any global reference such as satellite navigation systems. We present a…

Research in the field of autonomous Unmanned Aerial Vehicles (UAVs) has significantly advanced in recent years, mainly due to their relevance in a large variety of commercial, industrial, and military applications. However, UAV navigation…

Computer Vision and Pattern Recognition · Computer Science 2020-02-03 Akkas Haque , Ahmed Elsaharti , Tarek Elderini , Mohamed Atef Elsaharty , Jeremiah Neubert

Accurate localization and tracking are a fundamental requirement for robotic applications. Localization systems like GPS, optical tracking, simultaneous localization and mapping (SLAM) are used for daily life activities, research, and…

Robotics · Computer Science 2021-07-07 Yanjun Cao , Chenhao Yang , Rui Li , Alois Knoll , Giovanni Beltrame

Robots in a swarm take advantage of a motion capture system or GPS sensors to obtain their global position. However, motion capture systems are environment-dependent and GPS sensors are not reliable in occluded environments. For a reliable…

Robotics · Computer Science 2018-09-24 Samet Guler , Mohamed Abdelkader , Jeff S. Shamma

LiDAR and cameras are frequently used as sensors for simultaneous localization and mapping (SLAM). However, these sensors are prone to failure under low visibility (e.g. smoke) or places with reflective surfaces (e.g. mirrors). On the other…

Robotics · Computer Science 2023-11-28 H. A. G. C. Premachandra , Ran Liu , Chau Yuen , U-Xuan Tan

Ultra-wideband (UWB) is gaining popularity with devices like AirTags for precise home item localization but faces significant challenges when scaled to large environments like seaports. The main challenges are calibration and localization…

Radio-based localization systems conventionally require stationary reference points (e.g. anchors) with precisely surveyed positions, making deployment time-consuming and costly. This paper presents an empirical evaluation of collaborative…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Paul Schwarzbach , Andrea Jung
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