Carlos Iván del Valle Morales received an M.S. degree in telecommunication engineering from the Technical University of Madrid (UPM), Spain, in 2018. He is pursuing aPh.D. degree in electric, electronic, and automatic engineering at Carlos III University of Madrid, Spain. He has been a visiting research fellow at the photonics technology laboratory at the Faculty of Engineering and Environment at Northumbria University, Newcastle upon Tyne. His research interests include the development of transceivers for visible light communication and Light-Fidelity, optical wireless communication, energy-harvesting systems, hybrid RF-OWC, free-space optics communication, optical camera communication, electro-optical devices, and RF hardware design.

Juan Sebastian Betancourt Perlaza was born in 1994 in Cali, Colombia. He received a degree as an Electronic Engineer from Universidad del Valle in 2017, being recognized as the best graduate of his promotion. He received an M.S. degree in Electronic Systems Engineering from Carlos III University of Madrid in 2019. He received a Ph.D. degree in Electrical Engineering, Electronics, and Automation in 2023 with international mention and cum laude distinction in his thesis. Currently, he is a Ph.D. researcher with more than five years of experience in visible-light communication (VLC), Android applications, and electronic design at Carlos III University of Madrid. His main research interests include optoelectronics, embedded systems, 3D modeling, and applications for mobile devices, including UI/UX design and backend integration.

Juan Carlos Torres Zafra was born in Valencia, Spain, in 1975. He earned his MS in Industrial Engineering from the Polytechnic University of Valencia in 2001 and his Ph.D. in Electrical, Electronic, and Automatic Engineering in 2009 from Carlos III University of Madrid, where he now serves as an Assistant Professor in the Department of Electronic Technology. His research interests span electro-optical devices, assistive technology applications, and optical communications.

Iñaki Martinez-Sarriegui received his BSc in Telecommunication Engineering and MSc in Telemedicine and Bioengineering. For 10 years, he worked as a researcher at Universidad Politécnica de Madrid (Technical University of Madrid) in the field of Telemedicine, focusing on three main areas: patient self-empowerment; well-being and cardiometabolic syndrome prevention; and trust and reputation mechanisms applied to medical systems, receiving a PhD (cum laude) in Biomedical Engineering in the last-mentioned area. He has been engaged in a wide range of European, national, and regional projects, proving a proactive and flexible attitude, proposing innovative solutions and the use of disruptive technologies; first as a pre-doctoral researcher at UPM until 2016, then as main researcher and technical coordinator at Optiva Media, where he also leads the Research & Innovation Area; and from May 2024 as Project Manager of Core Visual in the Digital Unit at Tecnalia Research & Innovation. As project manager, he coordinates Core Visual’s involvement in collaborative research initiatives where computer vision and/or XR technologies play a relevant role, raising public funding through participation in highly competitive open calls, where he leads the concept definition and contributes to the writing of the project proposal.

José Manuel Sánchez-Pena is a Professor of Electronic Technology at Carlos III University of Madrid. He was a Visiting Researcher at the University of Exeter (UK) in 1994-95 in the Department of Physics and a Founder and Director of the Displays & Photonic Applications Group (1998-present) and Deputy Director of the Electronic Technology Department (2015-actualiidad). He in the Deputy Director and Head of Research and Transfer of the Spanish Center of Subtitling and Audio Description (CESyA) dependent on Real Patronato sobre Discapacidad (2005-present). His main research topics are electro-optical devices, sensors, advanced electronic instrumentation, and photonic technologies for disability. He is a co-author of 118 articles in indexed international journals (JCR) and more than 240 communications in International and National Congresses, as well as 8 patents (4 of them in exploitation and 4 with PCT coverage) and 4 software registrations (3 in exploitation), 6 brand registrations in exploitation as well as 1 utility model. He has led 23 competitive international and national projects and 22 contracts with companies and public institutions. He is Director of the Indra-Adecco Foundation Chair -UC3M In Assistive Technologies (20 14-2020) and has been Co-Director of the EADS-Adecco Foundation Chair-UC3M for the employment of people with disabilities in aeronautical environments (2012-14). He has supervised nine PhD theses, two of them with an international doctorate mention.