This second volume of a four volume set, edited and authored by world leading experts, gives a review of the principles, methods and techniques of important and emerging research topics and technologies in communications and radar engineering. With this reference source you will: * Quickly grasp a new area of research  * Understand the underlying principles of a topic and its application * Ascertain how a topic relates to other areas and learn of the research issues yet to be resolved * Quick tutorial reviews of important and emerging topics of research in communications and radar engineering * Presents core principles in signal processing theory and shows their application * Reference content on core principles, technologies, algorithms and applications * Comprehensive references to journal articles and other literature on which to build further, more specific and detailed knowledge * Edited by leading people in the field who, through their reputation, have been able to commission experts to write on a particular topic