This book on communication technologies discusses topics related to the implementation of software and hardware for communication and information sharing practices. Communication technologies facilitate the quick transmission of data to multiple users. Technical innovation in this sector determines the future progress in this field. The various advancements in communication technologies are glanced at and their applications as well as ramifications are looked at in detail. This book is meant for students who are looking for an elaborate reference text on communication technologies. It is a vital tool for all researching or studying this field as it gives incredible insights into emerging trends and concepts.