The current interest in the microwaves field is due to the growth and development of wireless communications and information technologies, particularly in 5G and beyond. Engineers of satellite, radar and mobile communications must deal with the generation, transport, and reception of electromagnetic waves that operate mostly at microwave frequencies. The book is introduced in a simple way and easy to understand and organized in eight chapters around the following main themes: 1. Basic elements of microwave communication. 2. Transmission line theory, waveguides and planar microstrip lines. 3....