Results 11 to 20 of about 755 (164)

Communication Aspects of Visible Light Positioning (VLP) Systems Using a Quadrature Angular Diversity Aperture (QADA) Receiver [PDF]

Sensors, 2020
Visible light positioning (VLP) is a promising indoor localization system in which light emitting diode (LED) luminaires are used as positioning beacons.
Mohammed M. A. Mohammed, Cuiwei He, Stefanie Cincotta, Adrian Neild, Jean Armstrong   +4 more
doaj   +7 more sources

CGA-VLP: High Accuracy Visible Light Positioning Algorithm Using Single Square LED with Geomagnetic Angle Correction

Photonics, 2022
Visible light positioning (VLP), benefiting from its high accuracy and low cost, is a promising technology for indoor location-based services. In this article, the theoretical limits and error sources of traditional camera-based VLP systems are analyzed.
Chen Yang, Shangsheng Wen, Danlan Yuan, Junye Chen, Junlin Huang, Weipeng Guan   +5 more
doaj   +5 more sources

Leveraging Hybrid RF-VLP for High-Accuracy Indoor Localization with Sparse Anchors [PDF]

Sensors
Indoor low-power positioning systems have received much attention, and visible light positioning (VLP) shows great potential for its high accuracy and low power consumption.
Bangyan Lu, Yongyun Li, Yimao Sun, Yanbing Yang   +3 more
doaj   +3 more sources

Angle-of-Arrival (AOA) Visible Light Positioning (VLP) System Using Solar Cells With Third-Order Regression and Ridge Regression Algorithms [PDF]

IEEE Photonics Journal, 2020
We put forward and demonstrate a angle-of-arrival (AOA) based visible-light-positioning (VLP) system using quadrant-solar-cell (QSC) and third-order ridge regression machine learning (RRML) to improve the positioning accuracy.
Chong-You Hong, Yu-Chun Wu, Yang Liu, Chi-Wai Chow, Chien-Hung Yeh, Ke-Ling Hsu, Dong-Chang Lin, Xin-Lan Liao, Kun-Hsien Lin, Yi-Yuan Chen   +9 more
doaj   +4 more sources

Real-Time Indoor Visible Light Positioning (VLP) Using Long Short Term Memory Neural Network (LSTM-NN) with Principal Component Analysis (PCA) [PDF]

Sensors
New applications such as augmented reality/virtual reality (AR/VR), Internet-of-Things (IOT), autonomous mobile robot (AMR) services, etc., require high reliability and high accuracy real-time positioning and tracking of persons and devices in indoor areas. Among the different visible-light-positioning (VLP) schemes, such as proximity, time-of-arrival (
Yun-Han Chang, Chi-Wai Chow, Chow Chi-Wai   +2 more
exaly   +5 more sources

Utilizing Lighting Design Software for Simulation and Planning of Machine Learning Based Angle-of-Arrival (AOA) Visible Light Positioning (VLP) Systems

IEEE Photonics Journal, 2022
We propose to utilize a commercially available DIALux lighting design software for simulation and planning of machine learning (ML) based angle-of-arrival (AOA) visible light positioning (VLP) systems. Here, different ML models, for example, second order
Hei Man Chan, Chi-Wai Chow, Li-Sheng Hsu, Yang Liu, Ching-Wei Peng, Yin-He Jian, Chien-Hung Yeh   +6 more
doaj   +4 more sources

Asynchronous Code Division Multiplexing-Based Visible Light Positioning and Communication Network Using Successive Interference Cancellation Decoding [PDF]

Sensors
In the evolving landscape of sixth-generation wireless communication, the integration of visible light communication (VLC) and visible light positioning (VLP), known as visible light positioning and communication (VLPC), emerges as a pivotal technology ...
Zhongxu Liu, Xiaodi You, Changyuan Yu
doaj   +3 more sources

A Low-Cost Visible Light Positioning System for Indoor Positioning [PDF]

Sensors, 2020
Currently, a high percentage of the world’s population lives in urban areas, and this proportion will increase in the coming decades. In this context, indoor positioning systems (IPSs) have been a topic of great interest for researchers.
Juan Carlos Torres, Aitor Montes, Sandra L. Mendoza, Pedro R. Fernández, Juan S. Betancourt, Lorena Escandell, Carlos I. del Valle, José Manuel Sánchez-Pena   +7 more
doaj   +5 more sources

Received-Signal-Strength (RSS) Based 3D Visible-Light-Positioning (VLP) System Using Kernel Ridge Regression Machine Learning Algorithm With Sigmoid Function Data Preprocessing Method [PDF]

IEEE Access, 2020
In this work, we propose and demonstrate a received-signal-strength (RSS) based visible-light-positioning (VLP) system using sigmoid function data preprocessing (SFDP) method; and apply it to two types of regression based machine learning algorithms; including the second-order linear regression machine learning (LRML) algorithm, and the kernel ridge ...
Yu-Chun Wu, Chi-Wai Chow, Yun-Shen Lin   +2 more
exaly   +3 more sources

Two-Phase Framework for Indoor Positioning Systems Using Visible Light †

Sensors, 2018
Recently with the advancement of solid state lighting and the application thereof to Visible Light Communications (VLC), the concept of Visible Light Positioning (VLP) has been targeted as a very attractive indoor positioning system (IPS) due to its ...
Gregary B. Prince, Thomas D. C. Little
doaj   +2 more sources