Results 21 to 30 of about 12,357 (334)

Experimental Characterization of High Tolerance to Beam Irradiation Conditions of Light Beam Power Receiving Module for Optical Wireless Power Transmission Equipped with a Fly-Eye Lens System

Energies, 2022
This paper is an experimental characterization of a light-receiving module containing a fly-eye lens system with high tolerance to beam irradiation conditions. The fly-eye lens system, which is tolerant to fluctuations in beam shape, beam size, number of
Yuha Tai, T. Miyamoto
semanticscholar   +1 more source

Recent developments in indoor optical wireless systems [PDF]

, 2008
An overview of the developments in optical wireless systems viewed from the traditional communications viewpoint of transmitter, channel and receiver is presented.
Leeson, Mark S., Higgins, Matthew D., Green, Roger, Joshi, Harita   +3 more
core   +1 more source

Low-Latency Optical Wireless Data-Center Networks Using Nanoseconds Semiconductor-Based Wavelength Selectors and Arrayed Waveguide Grating Router

Photonics, 2022
In order to meet the massively increasing requirements of big-data applications, data centers (DCs) are key infrastructures to cope with the associated demands, such as high performance, easy scalability, low cabling complexity and low power consumption.
Shaojuan Zhang, Xuwei Xue, Eduward Tangdiongga, Nicola Calabretta   +3 more
doaj   +1 more source

Optical wireless power transmission characteristics of surface appearance controlled solar cells using visible colour filters

Jurnal Engineering, 2021
Optical wireless power transmission (OWPT) systems are attractive photonic systems based on light sources and solar cells. To improve the visual design of practical consumer applications, we applied visible colour filters to change the normal black ...
Yu Liu, T. Miyamoto
semanticscholar   +1 more source

Analysis and Experiment of Laser Energy Distribution of Laser Wireless Power Transmission Based on a Powersphere Receiver

Photonics, 2023
Laser wireless power transmission (WPT) is one of the most important technologies in the field of long-range power transfer. This technique uses a laser as a transmission medium instead of conventional physical or electrical connections to perform WPT ...
Tiefeng He, Guoliang Zheng, Qingyang Wu, Haixuan Huang, Lili Wan, Keyan Xu, Tianyu Shi, Zhijian Lv   +7 more
doaj   +1 more source

Wireless Photometry Prototype for Tri-Color Excitation and Multi-Region Recording

Micromachines, 2022
Visualizing neuronal activation and neurotransmitter release by using fluorescent sensors is increasingly popular. The main drawback of contemporary multi-color or multi-region fiber photometry systems is the tethered structure that prevents the free ...
Aatreya Chakravarti, Amin Hazrati Marangalou, Ian Matthew Costanzo, Devdip Sen, Mirco Sciulli, Yusuke Tsuno, Ulkuhan Guler   +6 more
doaj   +1 more source

Optimisation of Lambertian order for indoor non-directed optical wireless communication [PDF]

, 2012
This paper studies the optimised Lambertian order (OLO) of light-emitting diodes (LEDs) for an indoor non-directed line of sight optical wireless communication (NLOS-OWC) systems.
Ghassemlooy, Zabih, H. Le Minh, Z. Ghassemlooy, Minh, Hao Le, Wu, Dehao, D. Wu, Tang, Xuan, Khalighi, Mohammad-Ali, Rajbhandari, Sujan, M. A. Khalighi, S. Rajbhandari, Le Minh, Hoa   +11 more
core   +1 more source

Data Detection and Code Channel Allocation for Frequency-Domain Spread ACO-OFDM Systems Over Indoor Diffuse Wireless Channels [PDF]

, 2014
Future optical wireless communication systems promise to provide high-speed data transmission in indoor diffuse environments. This paper considers frequency-domain spread asymmetrically clipped optical orthogonal frequency-division multiplexing (ACOOFDM)
Chen, Ming, Jiang, Peng, Wang, Jin-Yuan, Wang, Jun-Bo, Wang, Jiangzhou   +4 more
core   +1 more source

Vertical Cavity Surface Emitting Laser Performance Maturing through Machine Learning for High-Yield Optical Wireless Network

Micromachines, 2022
The high-yield optical wireless network (OWN) is a promising framework to strengthen 5G and 6G mobility. In addition, high direction and narrow bandwidth-based laser beams are enormously noteworthy for high data transmission over standard optical fibers.
Ammar Armghan, Khaled Aliqab, Farman Ali, Fayadh Alenezi, Meshari Alsharari   +4 more
doaj   +1 more source

Wavelet—Artificial Neural Network Receiver for Indoor Optical Wireless Communications [PDF]

, 2011
The multipath induced intersymbol interference (ISI) and fluorescent light interference (FLI) are the two most important system impairments that affect the performance of indoor optical wireless communication (OWC) systems.
Ghassemlooy, Zabih, M. Angelova, Z. Ghassemlooy, Angelova, Maia, Rajbhandari, Sujan, S. Rajbhandari   +5 more
core   +1 more source