- Basic Concepts of Data Communications [pdf]
- Channels: capacity, impairments [pdf]
- Digital Encoding of the Baseband Signals [pdf]
- Baseband Data Transmissions [pdf]
- Linear Modulations [pdf]
- Frequency Modulation [pdf]
- Phase Modulation [pdf]
- Bit synchronization [pdf]
- Modems [pdf]
- Interfaces [pdf]
- OFDM [pdf]
- William Stallings, "Data and Computer Communications, fifth edition", Prentice Hall Int., 1997.
- J. A. C. Bingham, "Theory and Practice of Modem Design", John Wiley & Sons, 1988.
- G. Held, "Understanding Data Communications, seventh edition", Addison-Wesley Professional, 2002.