Electromagnetic Waves and Antennas

Course title: Electromagnetic Waves and Antennas

Code: 3ФЕИТ05З017

Number of credits (ECTS): 6

Weekly number of classes: 3+1+1+0

Prerequisite for enrollment of the subject: Passed: Mathematics 1

Course Goals (acquired competencies):  The student will learn the basic characteristics of elelctromagnetic waves in free space and transmission lines and the basic concepts of antenna radiation. The student will be competent to analyse and solve a series of practical problems related to electromagnetic wave propagation and radiation and use contemporary electromagnetic simulators.

Total available number of classes: 180

Course Syllabus: Fundamentals of wave propagation, Maxwell's Equations. Vector wave equation. Plane waves in free space. Poynting vector. Polarisation. Waves in materials; their classification into perfect dielectrics, lossy dielectrics and good conductors. Reflections from planar interfaces. Attenuation and dispersion in lossy materials, group velocity. Computer simulation of wave propagation in different materials. TEM propagation along perfect and real transmission lines. Primary and secondary parameters of transmission lines. Radiation of a Hertz dipole, near and far electric field. Influence of the earth. Wire antennas, antenna arrays and their characteristic of radiation. Receiver antennas. Antenna resistivity and gain. Computer simulation of antenna radiation.

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