Location and wayfinding services through visible light in crowded buildings

M Vieira, MA Vieira, P Louro, A Fantoni… - Optical Sensors …, 2021 - spiedigitallibrary.org
… On the other hand, there is a growing consensus that accurate indoor positioning might not
… ., “Optical signal processing for data error detection and correction using a-SiCH technology,” …

Leveraging visible light communication for enhanced indoor wayfinding in unfamiliar buildings

P Louro, M Vieira, MA Vieira, P Vieira… - Light-Emitting …, 2024 - spiedigitallibrary.org
… Louro “Optical signal processing for indoor positioning using a-SiCH technology” Proc. SPIE
9891, Silicon Photonics and Photonic Integrated Circuits V, 98911Z (May 13, 2016). [18] P. …

Wayfinding in complex buildings using visible light communication

M Vieira, MA Vieira, P Louro… - … and Simulation of …, 2020 - spiedigitallibrary.org
Indoor navigation systems are designed to meet this need. Fine-grained indoor localization
can … VLC is a data transmission technology [9, 10] that can easily be employed in indoor

Cooperative guidance system for mobile users inside large buildings based on visible light communication

M Vieira, MA Vieira, P Vieira… - … -Generation Optical …, 2023 - spiedigitallibrary.org
signals have trouble penetrating most buildings’ rooves, tunnels, or floors. As such, most
indoor positioning systems are based on radio technologies … is done using signal processing

Bidirectional visible light communication

P Louro, M Vieira, MA Vieira - Optical Engineering, 2020 - spiedigitallibrary.org
… a wireless communication technology based on the use of the light supplied by LED … inside
the warehouse relies on indoor localization and indoor navigation techniques based on WiFi

[PDF][PDF] Using Visible Light Communication to Guide Mobile Users Inside Large Buildings

M Vieira, MA Vieira, P Louro, A Fantoni, P Vieira - personales.upv.es
… of the information bits is done using signal processing techniques. An OOK modulation …
Light-emitting diodes aided indoor localization using visible light communication technology,…

Cooperative vehicular visible light communication in smarter split intersections

MA Vieira, M Vieira, P Louro… - Optical Sensing and …, 2022 - spiedigitallibrary.org
… system (ITS) technology is to optimize traffic … light signals emitted by the transmitters.
Modulation and digital-to-analog conversion of the information bits is done using signal processing

A hybrid data manipulation approach for energy and latency-efficient vision-aided UDNs

M Al-Quraan, AR Khan, L Mohjazi… - … on Software Defined …, 2021 - ieeexplore.ieee.org
… Therefore, each RGB image is converted into a SICH (ie, grayscale). After that, we shed light
on … In this paper, we proposed several data manipulation techniques that have improved the …

Vehicular visible light communications: A survey

A Memedi, F Dressler - IEEE Communications Surveys & …, 2020 - ieeexplore.ieee.org
… VLC is a medium range optical wireless communication technology which uses the 380–…
of the signal processing block [19]. The exact structure and functioning of the signal processing

[PDF][PDF] VLC Based Guidance System to Be Used by Mobile Users Inside Large Buildings.

M Vieira, MA Vieira, P Louro, A Fantoni, P Vieira - 2022 - run.unl.pt
… of the information bits is done using signal processing techniques. An OOK modulation …
Light-emitting diodes aided indoor localization using visible light communication technology,…