1.Communication Fundamentals 1.1 Communication System 1.2 Modulation Process 1.3 How Digital Transmitters and Receivers Work 2.Naval Communication Systems 2.1 Naval Radio Communication System 2.2 Current Trends in Tactical Naval Communications 2.3 Current Naval Communications of U.S. 2.4 Spectrum Management Challenges in Military Forces 3.Satellite Communications 3.1 Satellite Communication Fundamentals 3.2 Satellite Network 3.3 Review on Navy Satellite Communications 4.Naval HF Communication 4.1 High Frequency Overview 4.2 HF Automatic Link Establishment 4.3 Channel Management of High Frequency Communication 4.4 HF Radio: Past and Present 5.Antennas 5.1 Communication Antenna Fundmentals 5.2 Navy Communication Antennas 5.3 Smart Antenna 6.Submarine Communications 6.1 Communication with Submarines 6.2 Voice from the Deep 6.3 Connecting the Underwater Battlespace 7.Special Naval Communication Technologies 7.1 Sound-powered Telephones 7.2 Flags Signaling 7.3 Flashing Light Communication 7.4 Lifesaving Communications 8.Naval Communication Networks 8.1 Tactical Digital Information Links (TADIL) 8.2 Multi-service HF Network 8.3 The Joint Tactical Information Distribution System 9.Naval Communication Countermeasure 9.1 Radio Jamming 9.2 Electronic Counter-countermeasures 9.3 Spread Spectrum Techniques 10.Communications Security 10.1 Secure Communication 10.2 Encryption of Naval Long Range, HF Radio Communication 10.3 Global Secure Communications: Challenges and Opportunities References