In this book we emphasize the theory of communication systems and the corresponding mathematical concepts, these ideas are basic to the understanding of future as well as present systems. This approach gives the graduate engineer a set of working tools that will be invaluable throughout his or her professional career.
No matter how long you have veen working in industry, you can learn a lot from this master piece. This work is between scientific toolbook and practical handbook, excelled balance of two worlds. Yes, it has tons of formulas for you to went through if you opt to it. However, you donot have to 100% crystal clear on every polarity sign or operator because the authors are practical enough to discuss the physical implication of math formulas. That, I think, is the most under appreciated aspect if this master piece.
The book are very good and detailed a lot of examples , figrs, Matlab homework's ... you need 3 month to finish this book if you hope to understand it very will.