Results 61 to 70 of about 8,446,969 (211)

Bridging Light and Immersion: Visible Optical Interfaces for Extended Reality

open access: yesPhotonics
Extended reality (XR), encompassing virtual reality (VR), augmented reality (AR), and mixed reality (MR), is rapidly reshaping the landscape of digital interaction and immersive communication.
Haixuan Xu   +4 more
doaj   +1 more source

Research on Novel Antimony Sulfide Detectors for Underwater Visible Light Communication

open access: yesGuangtongxin yanjiu, 2023
Visible Light Communication (VLC) has become an effective underwater communication technology due to its advantages such as fast transmission speed and strong confidentiality.
ZHU Jia-wei   +9 more
doaj  

Hybrid Radio over Fiber and Visible Light (RoF-VLC) Communication System [PDF]

open access: yes37th European Conference and Exposition on Optical Communications, 2011
We experimentally demonstrate the integration of Radio-over-Fiber and Visible Light Communication technologies, into a hybrid system for indoor communication. The system, realized according to IEEE 802.11g standard, works effectively at typical office luminance level.
A. M. Khalid   +4 more
openaire   +2 more sources

Understanding Barriers and Facilitators to Cardiovascular Rehabilitation Participation Among Rural Residents With Cardiovascular Disease in Brazil

open access: yesPublic Health Nursing, Volume 43, Issue 2, Page 278-287, March/April 2026.
ABSTRACT Objective This study explored barriers to cardiovascular rehabilitation (CR) participation among individuals with cardiovascular disease (CVD) and risk factors in a rural, low‐resource setting. Design A qualitative study using focus groups. Sample 21 individuals (76% women, 71% with CVD risk factors, 48% with incomplete elementary education ...
Mayara Moura Alves da Cruz   +7 more
wiley   +1 more source

Power distribution and Q-factor analysis of diffuse cellular indoor visible light communication systems [PDF]

open access: yes, 2011
Comparing with the existing incandescent, light-emitting diodes (LEDs) offer higher power efficiency, higher brightness, longer lifetime, and have a fast dynamic response in the order of a few megahertz.
Ghassemlooy, Zabih   +4 more
core  

Advancements in LED-based indoor visible light communication: A two-decade survey

open access: yesHeliyon
An indoor optical wireless communication using the visible light spectrum is an evolving zone that utilizes the superior characteristics of Light Emitting Diode (LED) due to the twin added advantages such as illumination and communication.
N. Aravindan   +2 more
doaj   +1 more source

Accelerating Luminescence in Nanostructures: Exploring the Physical Limits and Impact of Ultrafast Emission in Nanoscale Materials

open access: yesAdvanced Photonics Research, Volume 7, Issue 2, February 2026.
This review highlights recent advances in accelerating luminescence in nanostructures through cooperative emission, resonator coupling, and nonlocal light–matter interactions. By unifying concepts such as excitonic superradiance, superfluorescence, and the plasmonic Purcell effect, it reveals physical limits of ultrafast emission and their potential ...
Masaaki Ashida   +3 more
wiley   +1 more source

Demonstration of 3D‐Printed Optical Antennas for High‐Speed Optical Wireless Communication Using Market‐Ready Materials

open access: yesAdvanced Materials Technologies, Volume 11, Issue 1, 8 January 2026.
The feasibility of 3D‐printed optical antennas using commercial, non‐optical materials for Optical Wireless Communications (OWC) is demonstrated. This study combines spectral analysis, anisotropy effects, and telecom‐relevant optical measurements, revealing promising performance and novel insights for low‐cost, customizable photonic components in ...
Mauro Aresti   +6 more
wiley   +1 more source

Advances in Visible Light Communication

open access: yes, 2023
Visible light communications (VLC) have been a highly popular area of research in recent years [...
Cuiwei He, Wajahat Ali
core   +1 more source

Bidirectional Visible Light Communication System Using a Single VCSEL With Predistortion to Enhance the Upstream Remodulation

open access: yesIEEE Photonics Journal, 2018
The demand of higher data rates has made it attractive to consider a low-cost laser diode (LD), such as vertical-cavity-surface-emitting laser (VCSEL) for use in visible light communication (VLC) transmitters (Tx) due to their higher electrical-to ...
Liang-Yu Wei   +3 more
doaj   +1 more source

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