Cuốn sách khám phá lịch sử, lý thuyết và vai trò của các chương trình nền (daemon) ít được biết đến nhưng có ảnh hưởng sâu sắc đến hoạt động của Internet.

The book Introduction to Digital Communications explores the basic principles in the analysis and design of digital communication systems, including design objectives, constraints and trade-offs. After portraying the big picture and laying the background material, this book lucidly progresses to a comprehensive and detailed discussion of all critical elements and key functions in digital communications.

This is a remarkably comprehensive treatment of the field, covering in considerable detail modulation, coding (both source and channel), encryption, multiple access and spread spectrum. It can serve both as an excellent introduction for the graduate student with some background in probability theory or as a valuable reference for the practicing ommunication system engineer. For both communities, the treatment is clear and well presented

The book “Digital Communications” is a classic book in the area that is designed to be used as a senior or graduate level text. The text is flexible and can easily be used in a one semester course or there is enough depth to cover two semesters. Its comprehensive nature makes it a great book for students to keep for reference in their professional careers.

This book uses a practical approach in the application of theoretical concepts to digital communications in the design of software defined radio modems.