This book comprises select proceedings of the 4th International Conference on Optical and Wireless Technologies (OWT 2020). The contents of this volume focus on research carried out in the areas of Optical Communication, Optoelectronics, Optics, Wireless Communication, Wireless Networks, Sensors, Mobile Communications and Antenna and Wave Propagation. The volume also explores the combined use of various optical and wireless technologies in next generation applications, and their latest developments in applications like photonics, high speed communication systems and networks, visible light communication, nanophotonics, wireless and MIMO systems. This book will serve as a useful reference to scientists, academicians, engineers and policy-makers interested in the field of optical and wireless technologies.

About the Author

Dr. Manish Tiwari received Ph.D. in Electronics and Communications Engineering (ECE) in the field of Photonics from MNIT Jaipur, India. Presently, he is Professor in Department of ECE at Manipal University Jaipur. He has been visiting researcher to City University, London under UKIERI project in Microstructured Optical Fibers between 2010- 2011 and Tsinghua University, Beijing in 2016. Dr. Tiwari has presented talk in PolyU-Hong Kong, KMUT-Bangkok, Kasetsart University-Bangkok, City University- London and several UKIERI workshops. He has also served on panel of experts in various workshops by CSTT, MHRD, Government of India. His current research interest includes Micro/Nano-structure photonic devices, nonlinear optics and photonic crystal fibers.

Dr. Ravi Kumar Maddila did his Bachelors (Electronics and Communication Engineering) in 2000 from Utkal University, India. He obtained his Master’s (Opto Electronics and Laser Technology) in 2005 from International School of Photonics, Cochin University of Science & Technology, Kochi, India. His Ph.D. on Optical CDMA codes was awarded by the G. S. Sanyal School of Telecommunications, Indian Institute of Technology (IIT) Kharagpur, India. His research interests include optical communication, integrated optics, visible light communication and daylighting. He has published more than 40 articles in various journals and conferences and is a reviewer of several journals and conferences. His publications have been cited by more than 140 articles. He has guided two Ph.D. scholars, more than 15 M.Tech. theses and is currently supervising six Ph.D. scholars.

Dr. Amit Kumar Garg is an assistant professor in department of Electronics and Communications Engineering, Indian Institute of Information Technology, Kota, India. He obtained his Ph.D. from the Malaviya National Institute of Technology (MNIT), Jaipur, India in 2018. He received B.E. and M.Tech. in ECE from the University of Rajasthan and MNIT Jaipur in 2009and 2013, respectively. His current research interest includes fiber optics and photonics including smart, flexible, energy-efficient and latency-aware optical access networks and high-speed gigabit passive optical networks. He also works on the latest information and communication technologies for developing smart cities, buildings, etc. He is an active member of SPIE and OSA.

Dr. Ashok Kumar received his Ph.D. in Electronics and Communication Engineering from Rajasthan Technical University Kota, India (2019). He had completed his M.Tech. degree in Communication Stream from Malaviya National Institute of Technology Jaipur (MNIT), India (2011) and B.E. in Electronics and Communication Engineering from University of Rajasthan, Jaipur, India (2008). Presently, he is working as Assistant Professor in the Department of Electronics and Communication Engineering at Government Mahila Engineering College Ajmer, India. He is the author/co-author of more than 50 research papers published in the refereed SCI/Scopus indexed international/national journals and conferences. His current research interest includes design and applications of microwave planar antennas, circularly polarized antennas, reconfigurable antennas, UWB antennas, VANETs etc.

Dr. Preecha Yupapin received his Ph.D. degree in electrical engineering from the University of London, UK in 1993. He is currently the full Professor in the Computational Optics Research Group, Advanced Institute of Materials Science and member in the Faculty of Applied Sciences, Ton Duc Thang University, Ho Chi Minh City, Vietnam. He has 650 Scopus index, 15 international book editions. His current research interests are nano-devices and circuits, microring resonator, soliton communication, optical motor, quantum technologies, and quantum meditation.

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