English
Related papers

Related papers: Anchor Pair Selection in TDOA Positioning Systems …

200 papers

The following paper presents an adaptive anchor pairs selection method for ultra-wideband (UWB) Time Difference of Arrival (TDOA) based positioning systems. The method divides the area covered by the system into several zones and assigns…

Robotics · Computer Science 2024-04-09 Marcin Kolakowski

Ultra-wideband positioning systems intended for indoor applications often work in non-line of sight conditions, which result in insufficient precision and accuracy of derived localizations. One of the possible solutions is the…

Signal Processing · Electrical Eng. & Systems 2024-03-26 Marcin Kolakowski , Vitomir Djaja-Josko

Accurate indoor localization is a crucial enabling technology for many robotics applications, from warehouse management to monitoring tasks. Ultra-wideband (UWB) time difference of arrival (TDOA)-based localization is a promising…

Robotics · Computer Science 2021-03-03 Wenda Zhao , Jacopo Panerati , Angela P. Schoellig

In this paper localization using UWB positioning system and an inertial unit containing a single accelerometer is considered. The main part of the paper describes a novel algorithm for person localization. The algorithm is based on modified…

Signal Processing · Electrical Eng. & Systems 2024-04-01 Marcin Kolakowski

Wireless indoor localization has attracted significant research interest due to its high accuracy, low cost, lightweight design, and low power consumption. Specifically, ultra-wideband (UWB) time difference of arrival (TDOA)-based…

Robotics · Computer Science 2026-02-19 Wenda Zhao , Abhishek Goudar , Mingliang Tang , Angela P. Schoellig

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

The paper aims to reveal the relationship between the performance of moving object tracking algorithms and the tracking anchors (station) deployment. The Dilution of Precision (DoP) for Time difference of arrival (TDoA) technique with…

Signal Processing · Electrical Eng. & Systems 2021-12-13 Fengyun Zhang , Hao Li , Yulong Ding , Shuang-Hua Yang , Li Yang

This work performs the design, real-time hardware realization, and experimental evaluation of a positioning system by ultra-violet (UV) communication under photon-level signal detection. The positioning is based on time-difference of…

Systems and Control · Electrical Eng. & Systems 2024-04-16 Shihui Yu , Chubing Lv , Yueke Yang , Yuchen Pan , Lei Sun , Juliang Cao , Ruihang Yu , Chen Gong , Wenqi Wu , Zhengyuan Xu

Despite their high accuracy, UWB-based localization systems suffer inaccuracies when deployed in industrial locations with many obstacles due to multipath effects and non-line-of-sight (NLOS) conditions. In such environments, current error…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Dieter Coppens , Adnan Shahid , Eli De Poorter

Ultra-wideband (UWB) based positioning with fewer anchors has attracted significant research interest in recent years, especially under energy-constrained conditions. However, most existing methods rely on discrete-time representations and…

Robotics · Computer Science 2025-12-16 Jian Sun , Wei Sun , Genwei Zhang , Kailun Yang , Song Li , Xiangqi Meng , Na Deng , Chongbin Tan

Among the various Ultra-wideband (UWB) ranging methods, the absence of uplink communication or centralized computation makes downlink time-difference-of-arrival (DL-TDOA) localization the most suitable for large-scale industrial…

Signal Processing · Electrical Eng. & Systems 2024-02-19 Sagnik Bhattacharya , Junyoung Choi , Joohyun Lee

Ultra-wideband (UWB) time difference of arrival (TDOA)-based localization has recently emerged as a promising indoor positioning solution. However, in cluttered environments, both the UWB radio positions and the obstacle-induced…

Robotics · Computer Science 2022-04-12 Wenda Zhao , Abhishek Goudar , Angela P. Schoellig

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…

Information Theory · Computer Science 2013-07-30 Sheng Jiang , Matthew Trinkle , Hongyuan Wang

Nowadays, accurate localization plays an essential role in many fields, like target tracking and path planning. The challenges of indoor localization include inadequate localization accuracy, unreasonable anchor deployment in complex…

Systems and Control · Electrical Eng. & Systems 2021-12-10 Fengyun Zhang , Li Yang , Yuhuan Liu , Yulong Ding , Shuang-Hua Yang , Hao Li

Indoor positioning systems based on Ultra-wideband (UWB) technology are gaining recognition for their ability to provide cm-level localization accuracy. However, these systems often encounter challenges caused by dense multi-path fading,…

Machine Learning · Computer Science 2024-04-11 Phuong Bich Duong , Ben Van Herbruggen , Arne Broering , Adnan Shahid , Eli De Poorter

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…

Signal Processing · Electrical Eng. & Systems 2023-12-22 Tobias Margiani , Silvano Cortesi , Milena Keller , Christian Vogt , Tommaso Polonelli , Michele Magno

In this paper, a positioning technique based on Time Difference of Arrival (TDoA) measurements is analyzed. The proposed approach is designed to consent range and position estimation, using ultrasound transmissions of a stream of chirp…

Signal Processing · Electrical Eng. & Systems 2017-10-20 Alessio De Angelis , Antonio Moschitta , Antonella Comuniello

Ultra-wideband (UWB) is emerging as a promising solution that can realize proximity services, such as UWB tagless gate (UTG), thanks to centimeter-level localization accuracy based on two different ranging methods such as downlink…

Signal Processing · Electrical Eng. & Systems 2024-02-29 Junyoung Choi , Sagnik Bhattacharya , Joohyun Lee

Time Difference of Arrival (TDOA) is widely used in wireless localization systems. Among the enormous approaches of TDOA, high resolution TDOA algorithms have drawn much attention for its ability to resolve closely spaced signal delays in…

Information Theory · Computer Science 2016-11-03 Hailong Shi , Hao Zhang , Xiqin Wang

Among current anchor-based detectors, a positive anchor box will be intuitively assigned to the object that overlaps it the most. The assigned label to each anchor will directly determine the optimization direction of the corresponding…

Computer Vision and Pattern Recognition · Computer Science 2022-11-14 Li Xiang , He Miao , Luo Haibo , Yang Huiyuan , Xiao Jiajie
‹ Prev 1 2 3 10 Next ›