Results 11 to 20 of about 399,501 (312)

Visible Light Communications-Based Indoor Positioning via Compressed Sensing [PDF]

open access: yesIEEE Communications Letters, 2018
This paper presents an approach for visible light communication-based indoor positioning using compressed sensing. We consider a large number of light emitting diodes (LEDs) simultaneously transmitting their positional information and a user device equipped with a photo-diode.
Kristina Gligoric   +3 more
openaire   +6 more sources

Image Sensor-Based Three-Dimensional Visible Light Positioning for Various Environments [PDF]

open access: yesSensors
Research on image sensor (IS)-based visible light positioning systems has attracted widespread attention. However, when the receiver is tilted or under a single LED, the positioning system can only achieve two-dimensional (2D) positioning and requires ...
Xiangyu Liu   +3 more
doaj   +2 more sources

Low-Cost 3D Indoor Visible Light Positioning: Algorithms and Experimental Validation [PDF]

open access: goldPhotonics
Visible light technology presents significant advancement for indoor IoT applications. These systems offer enhanced bit rate transmission, enabling faster and reliable data transfer.
Sanjha Khan   +2 more
doaj   +2 more sources

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

open access: yesSensors
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   +2 more sources

Image Sensor Based Visible Light Positioning System With Improved Positioning Algorithm

open access: yesIEEE Access, 2017
We optimize an image sensor-based indoor visible light positioning (VLP) system by improving the positioning algorithm. Specifically, we derive a close-form expression to determine the receiver's position and orientation using the singular value ...
Ran Zhang   +3 more
doaj   +3 more sources

Localization Accuracy Improvement of a Visible Light Positioning System Based on the Linear Illumination of LED Sources

open access: goldIEEE Photonics Journal, 2017
As a new technique of indoor localization, visible light positioning has the advantages of high accuracy and antielectromagnetic interference. Received signal strength (RSS) based visible light positioning method is easy to implement because it requires ...
Nan Wu, Lihui Feng, Aiying Yang
doaj   +2 more sources

Passive visible light positioning systems [PDF]

open access: yesProceedings of the Workshop on Light Up the IoT, 2020
Localization is one of the key applications of visible light communication (VLC) using which sub-centimeter level positioning accuracy is possible. Many visible light-based positioning (VLP) systems have been designed by industry and the research community. Their commercial viability is hampered by the requirement of significant changes in the deployed
Jagdeep Singh, Usman Raza
openaire   +3 more sources

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