This book covers various streams of communication engineering like signal processing, VLSI design, embedded systems, wireless communications and electronics and communications in general. The book is a collection of best selected research papers presented at 9th International Conference on Innovations in Electronics and Communication Engineering at Guru Nanak Institutions Hyderabad, India. The book presents works from researchers, technocrats and experts about latest technologies in electronic and communication engineering. The authors have discussed the latest cutting edge technology, and the book will serve as a reference for young researchers.