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Name (Acronym)Array Antenna Theory and Synthesis Methods (AATS)
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ECTS6
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Contact E-mailandrea.massa@unitn.it
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LanguageEnglish
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ABSTRACT
The course introduces the foundations of array antenna theory and practical applications, pointing out their pivotal role in modern wireless communication and sensing systems. Starting from basic concepts, the participants will become aware of the beam-forming principles understanding the relationship between the geometrical (element positions) and electrical (excitation coefficients) parameters of an array antenna architecture with the arising radiation pattern. Through a blend of theoretical lectures and hands-on software exercises, the students will gain proficiency in analyzing and synthesizing various array configurations.COURSE CONTENT
Part 1: ARRAY ANTENNA ANALYSIS
- Introduction to antenna arrays: motivation and principles
- Antenna array analysis in the time and frequency domain
- The array factor function and its figures of merit
- Uniform, uniformly-spaced, and non-uniform array analysis
Part 2: ARRAY ANTENNA SYNTHESIS
- Array antenna synthesis problem formulation: external and internal synthesis
- Synthesis of conventional/regular array antennas
- "Trial & test" synthesis methods: Schelkunoff method, amplitude tapers
- Optimal sidelobe-beamwidth compromise synthesis methods: Dolph-Chebyshev, Taylor, and Zolotarev method
- Pattern matching synthesis methods: Fourier, Woodward-Lawson, iterative projection method
- Synthesis methods for unconventional/irregular array antennas
TEACHING ACTIVITIES
- Theoretical Lessons
- e-Xam Self Assessment (each teaching class or periodically)
- MATLAB Hands-On
- e-Xam Final Assessment
FURTHER READINGS
- C. A. Balanis, “Antenna Theory”, John Wiley & Sons., 2016.
- R. S. Elliott, “Antenna Theory and Design”, John Wiley & Sons, 2003.
- R. J. Mailloux, “Phased Array Antenna Handbook”, Artech House, 2017.
- R. L. Haupt, “Antenna Arrays: A Computational Approach”, John Wiley & Sons, 2010.