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More and more consumer devices implement the IEEE Ultra-Wide Band (UWB) standard to perform distance measurements for sensitive tasks such as keyless entry and startup of modern cars, to find lost items using coin-sized trackers, and for…

密码学与安全 · 计算机科学 2023-03-21 Alexander Heinrich , Sören Krollmann , Florentin Putz , Matthias Hollick

Ultra-wideband (UWB) through-wall radar has a wide range of applications in non-contact human information detection and monitoring. With the integration of machine learning technology, its potential prospects include the physiological…

信号处理 · 电气工程与系统科学 2020-09-01 Zhengliang Zhu , Degui Yang , Junchao Zhang , Feng Tong

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…

机器人学 · 计算机科学 2026-03-10 Andrés Martínez-Silva , David Alejo , Luis Merino , Fernando Caballero

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…

机器人学 · 计算机科学 2021-12-21 Enrico Sutera , Vittorio Mazzia , Francesco Salvetti , Giovanni Fantin , Marcello Chiaberge

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

Localization plays a critical role in the field of distributed swarm robotics. Previous work has highlighted the potential of relative localization for position tracking in multi-robot systems. Ultra-wideband (UWB) technology provides a…

机器人学 · 计算机科学 2023-03-22 Salma Ichekhlef , Étienne Villemure , Shokoufeh Naderi , François Ferland , Maude Blondin

High time resolution of ultra wideband (UWB) signals facilitates very precise positioning capabilities based on time-of-arrival (TOA) measurements. Although the theoretical lower bound for TOA estimation can be achieved by the maximum…

信息论 · 计算机科学 2007-07-13 Sinan Gezici , Zafer Sahinoglu , Andreas F. Molisch , Hisashi Kobayashi , H. Vincent Poor

The collaboration of unmanned aerial vehicles (UAVs) has become a popular research topic for its practicability in multiple scenarios. The collaboration of multiple UAVs, which is also known as aerial swarm is a highly complex system, which…

机器人学 · 计算机科学 2020-11-12 Hao Xu , Luqi Wang , Yichen Zhang , Kejie Qiu , Shaojie Shen

Ultra-wideband (UWB) localization methods have emerged as a cost-effective and accurate solution for GNSS-denied environments. There is a significant amount of previous research in terms of resilience of UWB ranging, with non-line-of-sight…

机器人学 · 计算机科学 2023-10-10 Sahar Salimpour , Paola Torrico Morón , Xianjia Yu , Tomi Westerlund , Jorge Peña Queralta

The integration of Reconfigurable Intelligent Surfaces (RIS) in 6G wireless networks offers unprecedented control over communication environments. However, identifying optimal configurations within practical constraints remains a…

信号处理 · 电气工程与系统科学 2024-05-15 Kevin Weinberger , Simon Tewes , Aydin Sezgin

Localization systems based on ultra-wide band (UWB) measurements can have unsatisfactory performance in harsh environments due to the presence of non-line-of-sight (NLOS) errors. Learning-based methods for error mitigation have shown great…

信号处理 · 电气工程与系统科学 2023-05-30 Yuxiao Li , Santiago Mazuelas , Yuan Shen

Small unmanned aerial vehicles (UAV) have penetrated multiple domains over the past years. In GNSS-denied or indoor environments, aerial robots require a robust and stable localization system, often with external feedback, in order to fly…

Dense pose estimation is a dense 3D prediction task for instance-level human analysis, aiming to map human pixels from an RGB image to a 3D surface of the human body. Due to a large amount of surface point regression, the training process…

计算机视觉与模式识别 · 计算机科学 2022-11-07 Wenhe Jia , Yilin Zhou , Xuhan Zhu , Mengjie Hu , Chun Liu , Qing Song

We consider the problem of obtaining relative location information between two wireless nodes from the differences in their ultra-wideband (UWB) channels to observer nodes. Our approach focuses on the delays of multipath components (MPCs)…

信号处理 · 电气工程与系统科学 2022-06-08 Gregor Dumphart , Robin Kramer , Armin Wittneben

Accurate and low-power indoor localization is becoming more and more of a necessity to empower novel consumer and industrial applications. In this field, the most promising technology is based on UWB modulation; however, current UWB…

信号处理 · 电气工程与系统科学 2023-12-22 Tobias Margiani , Silvano Cortesi , Milena Keller , Christian Vogt , Tommaso Polonelli , Michele Magno

Sparse wearable inertial measurement units (IMUs) have gained popularity for estimating 3D human motion. However, challenges such as pose ambiguity, data drift, and limited adaptability to diverse bodies persist. To address these issues, we…

Recognizing movements during sleep is crucial for the monitoring of patients with sleep disorders, and the utilization of ultra-wideband (UWB) radar for the classification of human sleep postures has not been explored widely. This study…

A state estimator is derived for an agent with the ability to measure single ranges to fixed points in its environment, and equipped with an accelerometer and a rate gyroscope. The state estimator makes no agent-specific assumptions, and…

机器人学 · 计算机科学 2018-04-27 Saman Fahandezh-Saadi , Mark W. Mueller

Small-sized unmanned aerial vehicles (UAVs) have been widely investigated for use in a variety of applications such as remote sensing and aerial surveying. Direct three-dimensional (3D) mapping using a small-sized UAV equipped with a laser…

机器人学 · 计算机科学 2024-08-13 Taro Suzuki , Daichi Inoue , Yoshiharu Amano

Millimeter-accuracy Ultra-Wideband (UWB) positioning systems using the Time Difference Of Arrival (TDOA) algorithm are able to be utilized in military and many other important applications. Previous research on UWB positioning system has…

信息论 · 计算机科学 2013-07-30 Sheng Jiang , Matthew Trinkle , Hongyuan Wang