Wireless multimedia networks have revolutionized the field of communications. It has brought an enormous shift in the various fields of engineering and management by providing diverse mediums and modes for interaction and communication. This book aims to compile some of the most significant concepts and topics on wireless communications and networks like antenna systems and design, multiple access schemes, ultra wide-band systems, vehicular networks, etc. This book includes contributions of experts and scientists from different parts of the globe which will provide innovative insights to all the students, researchers and professionals engaged in this field.