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Related papers: Ultra-Wideband Teach and Repeat

200 papers

Autonomous robot navigation in off-road environments requires a comprehensive understanding of the terrain geometry and traversability. The degraded perceptual conditions and sparse geometric information at longer ranges make the problem…

Robotics · Computer Science 2024-09-18 Manthan Patel , Jonas Frey , Deegan Atha , Patrick Spieler , Marco Hutter , Shehryar Khattak

The high time resolution of ultra-wideband (UWB) signals facilitates very precise position estimation in many scenarios, which makes a variety applications possible. This paper reviews the problem of position estimation in UWB systems,…

Information Theory · Computer Science 2008-07-18 S. Gezici , H. V. Poor

Ultra-wideband (UWB)-based techniques, while becoming mainstream approaches for high-accurate positioning, tend to be challenged by ranging bias in harsh environments. The emerging learning-based methods for error mitigation have shown…

Machine Learning · Computer Science 2023-05-24 Yuxiao Li , Santiago Mazuelas , Yuan Shen

Autonomous navigation in mobile robots, reliant on perception and planning, faces major hurdles in large-scale, complex environments. These include heavy computational burdens for mapping, sensor occlusion failures for UAVs, and traversal…

Robotics · Computer Science 2025-08-08 Hongyu Nie , Xu Liu , Zhaotong Tan , Sen Mei , Wenbo Su

Many works have investigated reinforcement learning (RL) for routing and spectrum assignment on flex-grid networks but only one work to date has examined RL for fixed-grid with flex-rate transponders, despite production systems using this…

Networking and Internet Architecture · Computer Science 2025-04-21 Michael Doherty , Alejandra Beghelli

Ultra-wideband (UWB) has shown promising potential in GPS-denied localization thanks to its lightweight and drift-free characteristics, while the accuracy is limited in real scenarios due to its sensitivity to sensor arrangement and…

Robotics · Computer Science 2025-12-12 Si Wang , Bingqi Shen , Fei Wang , Yanjun Cao , Rong Xiong , Yue Wang

Radar technology presents untapped potential for continuous, contactless, and passive heart rate monitoring via consumer electronics like mobile phones. However the variety of available radar systems and lack of standardization means that a…

Ultra-wideband (UWB) is a state-of-the-art technology designed for applications requiring centimeter-level localization. Its widespread adoption by smartphone manufacturer naturally raises security and privacy concerns. Successfully…

Machine Learning · Computer Science 2025-01-09 Thibaud Ardoin , Niklas Pauli , Benedikt Groß , Mahsa Kholghi , Khan Reaz , Gerhard Wunder

This paper provides an overview of the current challenges in wireless audio transmission and highlights the limitations of existing technologies regarding data bandwidth, data compression, latency, and inter-device compatibility. To address…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-29 Fengyun Zhang

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

Precise and accurate localization in outdoor and indoor environments is a challenging problem that currently constitutes a significant limitation for several practical applications. Ultra-wideband (UWB) localization technology represents a…

Machine Learning · Computer Science 2022-09-08 Simone Angarano , Francesco Salvetti , Vittorio Mazzia , Giovanni Fantin , Dario Gandini , Marcello Chiaberge

Due to its high delay resolution, the ultra-wideband (UWB) technique has been widely adopted for fine-grained indoor localization. Instead of active positioning, UWB radar-based passive human tracking is explored using commercial…

Signal Processing · Electrical Eng. & Systems 2022-04-20 Chenglong Li , Emmeric Tanghe , Jaron Fontaine , Luc Martens , Jac Romme , Gaurav Singh , Eli De Poorter , Wout Joseph

Ultra-Wideband (UWB) technology is an emerging low-cost solution for localization in a generic environment. However, UWB signal can be affected by signal reflections and non-line-of-sight (NLoS) conditions between anchors; hence, in a…

Robotics · Computer Science 2024-04-09 Umberto Albertin , Alessandro Navone , Mauro Martini , Marcello Chiaberge

With robots increasingly integrating into human environments, understanding and predicting human motion is essential for safe and efficient interactions. Modern human motion and activity prediction approaches require high quality and…

Visual Teach and Repeat 3 (VT&R3), a generalization of stereo VT&R, achieves long-term autonomous path-following using topometric mapping and localization from a single rich sensor stream. In this paper, we improve the capabilities of a…

Robotics · Computer Science 2022-11-04 Jordy Sehn , Yuchen Wu , Timothy D. Barfoot

Ultra-wideband (UWB) positioning has emerged as a low-cost and dependable localization solution for multiple use cases, from mobile robots to asset tracking within the Industrial IoT. The technology is mature and the scientific literature…

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

Autonomous navigation in off-road environments remains a significant challenge in field robotics, particularly for Unmanned Ground Vehicles (UGVs) tasked with search and rescue, exploration, and surveillance. Effective long-range planning…

Robotics · Computer Science 2025-06-12 Kasi Viswanath , Felix Sanchez , Timothy Overbye , Jason M. Gregory , Srikanth Saripalli

In this paper, we propose and evaluate different learning strategies based on Multi-Arm Bandit (MAB) algorithms. They allow Internet of Things (IoT) devices to improve their access to the network and their autonomy, while taking into…

Networking and Internet Architecture · Computer Science 2019-02-28 Remi Bonnefoi , Lilian Besson , Julio Manco-Vasquez , Christophe Moy

An ultra-wide bandwidth (UWB) remote-powered positioning system for potential use in tracking floating objects inside space stations is presented. It makes use of battery-less tags that are powered-up and addressed through wireless power…