Copyright © 2023 The Author(s): This is an open-access article distributed under the terms of the Creative Commons Attribution 4.0 International License (CC BY-NC 4.0) which permits unrestricted use, distribution, and reproduction in any medium for non-commercial use provided the original author and source are credited. International Journal of Scientific Research in Computer Science, Engineering and Information Technology ISSN : 2456-3307 Available Online at : www.ijsrcseit.com doi : https://doi.org/10.32628/CSEIT239054 1 Smarter Data Transfer Through Light-Fidelity Systems Dr. Kalpana N. Handore *1 , Rahul Bhale 2 , Kunal Chaudhari 2 , Sharayu Aher 3 , Sanjana Sali 4 *Department Engineering Sciences, Marathwada Mitra Mandal College of Engineering, Affiliated with SPPU Karvenagar, Pune, Maharashtra, India Corresponding Author’s E-mail: kalpanahandore@mmcoe.edu.in A R T I C L E I N F O A B S T R A C T Article History: Accepted: 15 Oct 2023 Published: 04 Nov 2023 The proliferation of wireless communication technologies has spurred the exploration of novel approaches to address the increasing demand for high-speed data transmission and alleviate the challenges posed by radio frequency-based systems. Li-Fi (Light Fidelity) has emerged as a promising paradigm by harnessing visible light to establish data communication. This research paper delves into the intricate mechanics, capabilities, and potential applications of Li- Fi technology. The principles of Li-Fi involve the modulation of visible light using light- emitting diodes (LEDs) to transmit data in the form of binary signals. This modulation occurs at high speeds, beyond the perceptible range of the human eye, enabling the encoding and transmission of vast amounts of data. By capitalizing on the unexplored spectrum of visible light, Li-Fi not only offers remarkable data transfer rates but also addresses concerns related to electromagnetic interference, a constraint often encountered by radio frequency-based systems. The significance of Li-Fi extends to diverse domains, including indoor wireless communication, the Internet of Things (IoT), and intelligent lighting systems. In environments where radio frequency signals encounter limitations, such as aircraft cabins and healthcare facilities, Li-Fi presents a compelling solution by providing reliable connectivity. Moreover, the integration of data communication capabilities. Existing illumination infrastructure has the potential to pave the way for energy- efficient smart environments, thereby aligning with contemporary sustainability objectives. Keywords: Li-Fi, Light-Fidelity, Wi-Fi, VLC, Bandwidth Publication Issue Volume 9, Issue 6 November-December-2023 Page Number 01-14