Current status and future trends of meter-level indoor positioning technology: A review

L Qi, Y Liu, Y Yu, L Chen, R Chen - Remote Sensing, 2024 - mdpi.com
High-precision indoor positioning technology is regarded as one of the core components of
artificial intelligence (AI) and Internet of Things (IoT) applications. Over the past decades …

WhereArtThou: A WiFi-RTT-based indoor positioning system

R Jurdi, H Chen, Y Zhu, BL Ng, N Dawar… - IEEE …, 2024 - ieeexplore.ieee.org
Accurate indoor positioning is critical to a variety of use cases including tracking, proximity,
map**, and navigation. Existing positioning methods are either inaccurate (eg RSSI …

Intelligent fusion structure for Wi-Fi/BLE/QR/MEMS sensor-based indoor localization

Y Yu, Y Zhang, L Chen, R Chen - Remote Sensing, 2023 - mdpi.com
Due to the complexity of urban environments, localizing pedestrians indoors using mobile
terminals is an urgent task in many emerging areas. Multi-source fusion-based localization …

[HTML][HTML] A compact snake optimization algorithm in the application of WKNN fingerprint localization

W Zheng, S Pang, N Liu, Q Chai, L Xu - Sensors, 2023 - mdpi.com
Indoor localization has broad application prospects, but accurately obtaining the location of
test points (TPs) in narrow indoor spaces is a challenge. The weighted K-nearest neighbor …

H-WPS: Hybrid wireless positioning system using an enhanced wi-fi FTM/RSSI/MEMS sensors integration approach

Y Yu, R Chen, L Chen, W Li, Y Wu… - IEEE Internet of Things …, 2021 - ieeexplore.ieee.org
Indoor wireless localization toward the next generation Wi-Fi access point has attracted
considerable attention due to the presentation of the state-of-art Wi-Fi fine time …

[HTML][HTML] Wifi access points line-of-sight detection for indoor positioning using the signal round trip time

X Feng, KA Nguyen, Z Luo - Remote Sensing, 2022 - mdpi.com
The emerging WiFi Round Trip Time measured by the IEEE 802.11 mc standard promised
sub-meter-level accuracy for WiFi-based indoor positioning systems, under the assumption …

Testing and evaluation of Wi-Fi RTT ranging technology for personal mobility applications

M Orfanos, H Perakis, V Gikas, G Retscher, T Mpimis… - Sensors, 2023 - mdpi.com
The rapid growth in the technological advancements of the smartphone industry has
classified contemporary smartphones as a low-cost and high quality indoor positioning tools …

Indoor positioning based on tightly coupling of PDR and one single Wi-Fi FTM AP

Y Wu, R Chen, W Fu, W Li, H Zhou… - Geo-spatial Information …, 2023 - Taylor & Francis
The indoor positioning system is now an important technique as part of the Internet-of-
Things (IoT) ecosystem. Among indoor positioning techniques, multiple Wi-Fi Access Points …

Simultaneous WiFi ranging compensation and localization for indoor NLoS environments

M Sun, Y Wang, L Huang, S Xu, H Cao… - IEEE …, 2022 - ieeexplore.ieee.org
Smartphone-based WiFi ranging using fine time measurement (FTM) is severely impacted
by Non-line-of-sight (NLoS) environments, which causes significant positioning errors. To …

[HTML][HTML] Hybrid indoor positioning system based on acoustic ranging and Wi-Fi fingerprinting under NLOS environments

Z Zhang, Y Yu, L Chen, R Chen - Remote Sensing, 2023 - mdpi.com
An accurate indoor positioning system (IPS) for the public has become an essential function
with the fast development of smart city-related applications. The performance of the current …