Results 11 to 20 of about 21,299 (341)

Beam-steering metasurfaces assisted coherent optical wireless multichannel communication system

Nanophotonics, 2023
The metasurface based beam-steering devices with the advantages of large steering angles, arbitrary channels and ultra-compactness have played an important role for data allocation and exchange in the optical wireless communication.
Tao Jin, You Quan, Yang Chao, Li Zile, Deng Liangui, Wu Mian, Luo Ming, Wu Lin, Li Chao, Liu Zichen, He Zhixue, Xiao Xi, Zheng Guoxing, Yu Shaohua   +13 more
doaj   +2 more sources

On the Optimization of Integrated Terrestrial-Air-Underwater Architecture Using Optical Wireless Communication for Future 6G Network

IEEE Photonics Journal, 2022
Optical wireless communication (OWC) is one of the promising solution to enhance the capacity of the next generation cellular as well as fiber-wireless (FiWi) broadband access networks.
Priyanka Singh, Vivek Ashok Bohara, Anand Srivastava   +2 more
doaj   +2 more sources

A Review of Indoor Optical Wireless Communication

Photonics
Indoor Optical Wireless Communication (OWC) provides a promising solution for high-capacity, low-latency, and electromagnetic interference-resistant wireless communication. Over the past decade, there has been extensive research addressing key challenges
Zhiwei Chen, Fan Li, Wei Wang, Bowen Zhu, Huiyi Weng   +4 more
core   +2 more sources

Performance analysis of SPAD-based optical wireless communication with OFDM [PDF]

Journal of Optical Communications and Networking, 2022
In recent years, there has been a growing interest in the use of a single-photon avalanche diode (SPAD) in optical wireless communication (OWC). The SPAD operates in the Geiger mode and can act as a photon counting receiver obviating the need for a ...
Shenjie Huang, Yichen Li, Cheng Chen, M. Soltani, R. Henderson, M. Safari, H. Haas   +6 more
semanticscholar   +1 more source

Modeling and investigation on the performance enhancement of hovering UAV-based FSO relay optical wireless communication systems under pointing errors and atmospheric turbulence effects

Optical and quantum electronics, 2023
This paper investigates and enhances unmanned aerial vehicle (UAV) relay-assisted free-space optics (FSO) optical wireless communication (OWC) systems under the effects of pointing errors (PEs) and atmospheric turbulences (ATs). The incorporation of UAVs
Mohammed R. Hayal, Ebrahim E. Elsayed, Dhiman Kakati, Mehtab Singh, Abdelrahman Elfikky, Ayman I. Boghdady, A. Grover, Shilpa Mehta, Syed Agha Hassnain Mohsan, Irfan Nurhidayat   +9 more
semanticscholar   +1 more source

High-Speed Underwater Optical Wireless Communication with Advanced Signal Processing Methods Survey

Photonics, 2023
Underwater wireless communication (UWC) technology has attracted widespread attention in the past few years. Compared with conventional acoustic underwater wireless communication technology, underwater optical wireless communication (UOWC) technology has
Cheng Fang, S. Li, Yinong Wang, K. Wang
semanticscholar   +1 more source

Underwater optical wireless communication system performance improvement using convolutional neural networks

AIP Advances, 2023
Many applications that could benefit from the underwater optical wireless communication technique face challenges in using this technology due to the substantial, varying attenuation that affects optical signal transmission through waterbodies.
Omar Nameer Mohammed Salim, S. Adnan, A. Mutlag   +2 more
semanticscholar   +1 more source

5 Gbps Optical Wireless Communication using Commercial SPAD Array Receivers [PDF]

Optics Letters, 2021
Photon counting detectors such as single-photon avalanche diode (SPAD) arrays can be used to improve the sensitivity of optical wireless communication (OWC) systems.
Shenjie Huang, Cheng Chen, Rui Bian, H. Haas, M. Safari   +4 more
semanticscholar   +1 more source

Parasitic Elements Shorted to Ground to Enhance the Bandwidth of a Dual-Polarized Antenna

International Journal of Antennas and Propagation, 2022
An ultra-wideband dual-polarized antenna covering multiple communication standards such as LTE700/GSM850/GSM900 is proposed in this paper. The antenna consists of two dipoles that are perpendicularly placed to each other. The two dipoles can generate +45°
Haokai Jia, Jinjun Mo, Lin Peng
doaj   +1 more source

ENHANCEMENT OF DATA MANAGEMENT IN BROADBAND WIRELESS COMMUNICATION SYSTEM USING MOBILITY MANAGEMENT MODEL

ICTACT Journal on Communication Technology, 2022
With the development of communication networks towards broadband and mobility, optical fiber wireless communication system combines optical fiber communication and wireless communication.
Nirmal Adhikari, Nasmin Jiwani, Ketan Gupta   +2 more
doaj   +1 more source