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This book highlights cutting-edge research on various aspects of human-computer interaction (HCI). It includes selected research papers presented at the Third International Conference on Computing, Communication and Signal Processing (ICCASP 2018), organized by Dr. Babasaheb Ambedkar Technological University in Lonere-Raigad, India on January 26-27, 2018. It covers pioneering topics in the field of computer, electrical, and electronics engineering, e.g. signal and image processing, RF and microwave engineering, and emerging technologies such as IoT, cloud computing, HCI, and green computing. As such, the book offers a valuable guide for all scientists, engineers and research students in the areas of engineering and technology.

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Realization of Bandpass Filter Based on Spoof Surface Plasmon Polariton Technique at Microwave Frequency.- Design of Spoof Surface Plasmon Polaritons Based Transmission Line at Terahertz Frequency.- Multi-band Multi-mode Filter for Wireless Applications.- Design of Graphene based THz Antennas.- Concurrent Dual-Band Double-Layer High Gain Planar Antenna for WAICs / ITS Application.- Compact Rat Race Coupler Based Microstrip Balun without any isolation port.- Application of the Fractal Defected Ground Structure in Design of the Bandpass filter.

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Brijesh R. Iyer holds a PhD in RF & Communication Engineering from the Indian Institute of Technology, Roorkee. Currently he is a Associate Professor at the Department of Electronic and Telecommunication Engineering, Dr. B.A.T.U. Lonere-Raigad. His research interests include NANO Photonics/RF Front End Design, Pervasive Healthcare System Design and Allied Signal/Image Processing. He has published research papers in several peer-reviewed journals, conference proceedings and authored two books. He is a reviewer for many high impact international journals and actively serves on various committees, e.g. the IEEE-MTTS, IETE, CSI, IEANG, and ISTE. Sanjay L. Nalbalwar is an Associate Professor and Head of the Department of Electronic and Telecommunication, Dr. B.A.T.U. Lonere-Raigad. He received his PhD in Signal Processing from the Indian Institute of Technology, Delhi. His research interests include Signal Matched Filter Banks, Design, Characterisation and Process Modelling. He has organised many international conferences in his field, and is an active member of many professional bodies, e.g. the IETE (M123221), CSI (LM54758), ISTE (LM17072), IE (AM0820973), ISCEE (LM212), and IEEE(M80415950). He has published many papers in high-impact journals. Nagendra P. Pathak is Associate Professor at the Indian Institute of Technology, Roorkee. He completed his PhD in Millimetre Wave Integrated Circuits at the IIT, Delhi, after receiving his M.Tech. in Electronics Engineering from the University of Allahabad. He has developed many courses at the IIT Roorkee, e.g. RF & Mixed Signal Circuits, Communication Systems & Techniques, Optical Communication, and Microwave/Millimetre Wave Integrated Circuits. He has worked on many projects as a principal investigator, and has published in many journals and conference proceedings. In addition, he has developed two key technologies with applications in defence, healthcare, disaster management, medicine, and the veterinary sciences.

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