Results 11 to 20 of about 5,269,364 (177)

Visible Light Communication (VLC) [PDF]

open access: yes, 2022
Visible light communication (VLC) using light-emitting diodes (LEDs) or laser diodes (LDs) has been envisioned as one of the key enabling technologies for 6G and Internet of Things (IoT) systems, owing to its appealing advantages, including abundant and ...

core   +1 more source

Hybrid RF/VLC Systems: A Comprehensive Survey on Network Topologies, Performance Analyses, Applications, and Future Directions

open access: yesIEEE Access, 2021
Wireless communications refer to data transmissions in unguided propagation media through the use of wireless carriers such as radio frequency (RF) and visible light (VL) waves.
Hisham Abuella   +6 more
doaj   +1 more source

Physical-Layer Network Coding Enhanced Visible Light Communications Using RGB LEDs

open access: yesIEEE Photonics Journal, 2023
Visible light communications (VLC) is a good candidate technology for the 6th generation (6G) wireless communications. Red, green, and blue (RGB) light-emitting diodes (LEDs) based VLC has become an important research branch due to its low price and high
Jian Xiong   +4 more
doaj   +1 more source

Noise-Adaptive Visible Light Communications Receiver for Automotive Applications: A Step Toward Self-Awareness

open access: yesSensors, 2020
Visible light communications are considered as a promising solution for inter-vehicle communications, which in turn can significantly enhance the traffic safety and efficiency.
Alin-Mihai Căilean   +2 more
doaj   +1 more source

Visible Light Communications: A Survey on Recent High-Capacity Demonstrations and Digital Modulation Techniques

open access: yesPhotonics, 2023
In order to deal with the increasing number of mobile devices and with their demand for Internet services, particularly social media platforms, streaming video, and online gaming, Radio-Frequency (RF) wireless networks have been pushed to their capacity ...
Pedro A. Loureiro   +2 more
doaj   +1 more source

High-speed indoor MIMO visible light communications [PDF]

open access: yes, 2022
Mobile data traffic has experienced exponential growth in recent decades, which imposes increasing pressure on the limited resources of wireless communications.
Dong, Fangxiao
core   +1 more source

A Survey of NOMA for VLC Systems: Research Challenges and Future Trends

open access: yesSensors, 2022
Visible light communication (VLC) has become a promising technology for high data rate communications and an attractive complementary to conventional radio frequency (RF) communication. VLC is a secure, energy efficient and cost-effective technology that
Hesham Sadat   +3 more
doaj   +1 more source

Noise Resilient Outdoor Traffic Light Visible Light Communications System Based on Logarithmic Transimpedance Circuit: Experimental Demonstration of a 50 m Reliable Link in Direct Sun Exposure

open access: yesSensors, 2020
The usage of Visible Light Communications (VLC) technology in automotive applications is very promising. Nevertheless, in outdoor conditions, the performances of existing VLC systems are strongly affected by the sun or other sources of light.
Sebastian Andrei Avătămăniței   +4 more
doaj   +1 more source

Vehicular Visible Light Networks for Urban Mobile Crowd Sensing

open access: yesSensors, 2018
Crowd sensing is a powerful tool to map and predict interests and events. In the future, it could be boosted by an increasing number of connected vehicles sharing information and intentions.
Barbara M. Masini   +2 more
doaj   +1 more source

Color-Shift-Keying Embedded Direct-Current Optical-Orthogonal-Frequency-Division-Multiplexing (CSK-DCO-OFDM) for Visible Light Communications (VLC)

open access: yesIEEE Photonics Journal, 2020
We propose and experimentally demonstrate a color-shift-keying embedded direct-current-optical-orthogonal-frequency-division-multiplexing (CSK-DCO-OFDM) scheme for the VLC systems.
Wahyu Hendra Gunawan   +3 more
doaj   +1 more source

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