For courses in Electronic Communications and Communication Systems.

Maintaining the tradition of previous editions, this ninth edition includes up-to-date coverage of the latest in electronic communications and concepts. The material presented reflects advancements and developments in all aspects of electronic communications such as mobile communications, satellite communications, digital signal processing and SS7 signaling. Electronic Workbench Multisim simulations appear at the end of each chapter and in-text learning aids further develop students' analytical and troubleshooting skills.