Varun Raghunathan

Papers

Total Citations

H-Index

About

Varun Raghunathan is a researcher specializing in optical wireless communications, with a particular focus on visible light communication (VLC) and laser-based systems. His major contributions center on advancing high-data-rate multimedia streaming over indoor VLC links, as demonstrated in his most-cited work, "Demonstration of High Data-rate Multimedia Streaming in a Laser-based Indoor Visible Light Communication System" (2020, 4 citations). This paper showcases real-time, high-quality multimedia transmission using a blue laser diode excited remote phosphor transmitter and an amplified AC-coupled silicon photodetector receiver, integrated with USRP platforms. Raghunathan’s work addresses key challenges in VLC, such as achieving reliable, high-speed data rates for practical applications like indoor wireless networks. While his citation count is modest, his research represents a foundational step toward laser-based VLC systems, offering potential for enhanced bandwidth and efficiency compared to traditional LED-based approaches. His achievements highlight the promise of optical wireless technologies for next-generation communication, making his work notable for students and researchers exploring innovative solutions in photonics and wireless data transmission.