In the trademark style of the author, this book too presents the complicated world of digital signal processing to the students, in an exceedingly effortless manner. In this revision, the authors have taken care to update the text with the latest developments in the field and a new addition is the chapter on Discrete Time Random Signal Processing. Multiple references to applications make the subject come alive for the reader, as do the pedagogical features. In the use of MATLAB simulations and multiple illustrations, Digital Signal Processing, comes as a handy guide for all electronics, communication, computer science engineers for whom this is a core subject of study at the undergraduate level.