This book offers readers a single-source reference to the implementation aspects of multirate systems, advances in design of comb decimation filters and multirate filter banks. The authors describe a variety of the most recent applications in fields such as, image and video processing, digital communications, software and cognitive radio. Offers a general overview of the fundamental operations and various applications of multirate systems; Enables readers to design systems with enhanced computational efficiency; Provides a view of the state of the art in a wide range of applications from wireless communication systems to image signal processing, including high performance video, software and cognitive radio.