Magnetic field-based positioning systems

V Pasku, A De Angelis, G De Angelis… - … Surveys & Tutorials, 2017 - ieeexplore.ieee.org
This paper provides an introductory survey on the various systems that exploit magnetic
fields for positioning. Such systems find applications in those scenarios, both indoors and …

A state-of-the-art survey of indoor positioning and navigation systems and technologies

W Sakpere, M Adeyeye-Oshin… - South African Computer …, 2017 - journals.co.za
The research and use of positioning and navigation technologies outdoors has seen a
steady and exponential growth. Based on this success, there have been attempts to …

An overview of indoor localization technologies: Toward IoT navigation services

A Billa, I Shayea, A Alhammadi… - 2020 IEEE 5th …, 2020 - ieeexplore.ieee.org
Localization system is a process of monitoring any area or object using any known
information gathered from different sources such as wired or wireless networks. Internet of …

A survey of localization systems in internet of things

F Khelifi, A Bradai, A Benslimane, P Rawat… - Mobile Networks and …, 2019 - Springer
With the rapid development in wireless technologies and the Internet, the Internet of Things
(IoT) is envisioned to be an integral part of our daily lives. Localization-based services are …

A self-adaptive AP selection algorithm based on multiobjective optimization for indoor WiFi positioning

W Zhang, K Yu, W Wang, X Li - IEEE Internet of Things Journal, 2020 - ieeexplore.ieee.org
With the widely deployed wireless access points (APs) and the worldwide popularization of
smartphones, WiFi-based indoor positioning has attracted great attention to both industry …

Highly accurate time-of-flight measurement technique based on phase-correlation for ultrasonic ranging

MO Khyam, SS Ge, X Li, MR Pickering - IEEE sensors journal, 2016 - ieeexplore.ieee.org
Ultrasonic-based distance measurements using time-of-flight (TOF) is a fundamental
technique for different applications across a wide variety of fields. In general, cross …

Combined weighted method for TDOA-based localization

S Cao, X Chen, X Zhang, X Chen - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
A novel and practical combined weighted (COM-W) method for target localization based on
time difference of arrival (TDOA) is proposed in this paper. For 2-D situations with more than …

Forklift tracking: Industry 4.0 implementation in large-scale warehouses through uwb sensor fusion

A Motroni, A Buffi, P Nepa - Applied Sciences, 2021 - mdpi.com
This article addresses the problem of determining the location of pallets carried by forklifts
inside a warehouse, which are recognized thanks to an onboard Radio Frequency …

TOA estimation of chirp signal in dense multipath environment for low-cost acoustic ranging

L Zhang, M Chen, X Wang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, a novel time of arrival (TOA) estimation method is proposed based on an
iterative cleaning process to extract the first path signal. The purpose is to address the …

Effective audio signal arrival time detection algorithm for realization of robust acoustic indoor positioning

S Cao, X Chen, X Zhang, X Chen - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
To achieve high precision and robust positioning on mobile devices, we propose a novel
audio signal arrival time detection algorithm consisting of both coarse and fine searches. A …