Results 11 to 20 of about 46,931 (208)

Research on SCMA-VLC Receiver based on Convolutional Neural Network

open access: yesGuangtongxin yanjiu, 2022
The signal distortion caused by the limited bandwidth of Light Emitting Diode (LED) and its nonlinear electro-optic conversion severely limit the transmission performance of Visible Light Communication (VLC).
Shao-qin ZOU, Qi-wei LAI, Bang-jiang LIN
doaj   +1 more source

31.38 Gb/s GaN-based LED array visible light communication system enhanced with V-pit and sidewall quantum well structure

open access: yesOpto-Electronic Science, 2023
Although the 5G wireless network has made significant advances, it is not enough to accommodate the rapidly rising requirement for broader bandwidth in post-5G and 6G eras.
Zengyi Xu   +14 more
doaj   +1 more source

VLC Quantum Fusion [PDF]

open access: yes2020 International Workshop on Antenna Technology (iWAT), 2020
Visible Light Communication (VLC) is an innovative and proficient wireless communication technology that permits LED lighting and optical communications to work together by modulating the LED light source. For security in the Internet of Things (IoT), VLC communications face different challenges that were disputed in various research papers.
George Suciu   +4 more
openaire   +1 more source

Performance Analysis of Error Correction Codes for Digital Interval Pulse Modulation Technique

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2020
Nowadays, Radio Frequency (RF) bands in wireless communication have been rapidly filled and reached the upper limits of the frequency band due to the high data rate and developing technologies.
Kenan AYTEN, Mehmet SÖNMEZ
doaj   +1 more source

Performance Analysis of Dimming Methods in Visible Light Communication Systems

open access: yesJournal of Advanced Research in Natural and Applied Sciences, 2022
The Visible Light Communication (VLC) has been taken very attentions from many researchers due to its efficiency substructure. In specially, the VLC systems provide both lighting and data transmission at the same time.
Mehmet Sonmez, Süleyman Börekoğlu
doaj   +1 more source

A Physical-Layer Secure Coding Scheme for Indoor Visible Light Communication Based on Polar Codes

open access: yesIEEE Photonics Journal, 2018
Visible light communication (VLC) can provide short-range optical wireless communication together with illumination using LED lightings. Since VLC channel is an open wireless channel, physical-layer security is desirable in order to hide secret ...
Zhen Che   +6 more
doaj   +1 more source

Joint Coding Design based on CSK and FSM

open access: yesGuangtongxin yanjiu, 2021
In the Visible Light Communication (VLC) system based on circle Color Shift Keying (CSK) modulation constellation, the bit error rate performance is poorer under certain number of modulation order.
Jia-hui LI, Zong-yan LI, Shi-yin LI
doaj   +1 more source

Efficient Exploitation of Radio Frequency and Visible Light Communication Bands for D2D in Mobile Networks [PDF]

open access: yes, 2019
The concept of device-to-device (D2D) communication, combining common radio frequency (RF) and visible light communication (VLC), is seen as a feasible way how to cope with spectrum crunch in the RF domain and how to maximize spectral efficiency in ...
Bečvář Z.   +4 more
core   +1 more source

An Efficient Flicker-Free FEC Coding Scheme for Dimmable Visible Light Communication Based on Polar Codes

open access: yesIEEE Photonics Journal, 2017
Visible light communication (VLC) can provide short-range optical wireless communication, together with illumination using light-emitting diode (LED) lightings.
Junbin Fang   +7 more
doaj   +1 more source

Optimization of received power and SNR for an indoor attocells network in visible light communication [PDF]

open access: yes, 2019
White LEDs Visible Light Communication (VLC) is applied in communication and illumination simultaneously. It provides unrestrained frequency spectrum and a large bandwidth that produces a higher transmission rate and speed in short-range communication ...
Abdullah, Mohammad Faiz Liew   +1 more
core   +1 more source

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