• Antenna Theory I

    • Course No. 25-144 for undergraduate and graduate students
    Time : Sundays & Tuesdays 9:00 - 10:30 AM
    Room : will be announced

    Mid-Term Exam :
    Final Exam :

    Homeworks (take home):
    ========================
    1. Download Homeworks :

      1. Homework #1 (delivery 10-12-1398)

      2. ---------

      3. ---------

      4. ---------

      5. ---------


    2. Upload your Homework's Solution
      3. only JPG, JPEG, PNG & GIF files are allowed (Maximum size 500K)
    =========================

    Course Sylabuses :
    1. Introduction (0.5 session)

    2. Fundamental Parameters of Antennas (2.5 sessions)
      3.
      1. RadiationPattern
      2. RadiationPower Density
      3. Radiation Intensit
      4. Beamwidth
      5. Directivity
      6. Antenna Efficiency
      7. Gain
      8. Beam Efficiency
      9. Bandwidth
      10. Polarization
      11. Input Impedance
      12. Antenna Radiation Efficiency
      13. Antenna Vector Effective Length and Equivalent Areas
      14. Maximum Directivity and Maximum Effective Area
      15. Friis Transmission Equation and Radar Range Equation
    3. Radiation Integrals and Auxiliary Potential Functions (2 sessions)
      4.
      1. The Vector Potential A for an Electric Current Source J
      2. Electric and Magnetic Fields for Electric (J) and Magnetic (M) current Sources
      3. Solution of the Inhomogeneous Vector Potential Wave Equation
      4. Far-Field Radiation
      5. Duality Theorem
      6. Reciprocity and Reaction Theorems

    4. Linear Wire Antennas (2 Sessions)
      5.
      1. Infinitesimal Dipole
      2. Small Dipole
      3. Finite Length Dipole
      4. Half-Wavelength Dipole
      5. Linear Elements Near or on Infinite Perfect Conductors

    5. Loop Antennas (2 Sessions)
      6.
      1. Circular Loop
      2. Circular Loop of Constant Current
      3. Loop with Non-uniform Current
      4. Polygonal Loop Antennas
      5. Ferrite Loop

    6. Arrays: Linear, Planar, and Circular (3 sessions)
      7.
      1. Two-Element Array
      2. N-Element Linear Array: Uniform Amplitude and Spacing
      3. N-Element Linear Array: Directivity
      4. Design Procedure
      5. N-Element Linear Array: Three-Dimensional Characteristics
      6. Rectangular-to-Polar Graphical Solution
      7. N-Element Linear Array: Uniform Spacing, Non-uniform Amplitude
      8. Super directivity
      9. Array
      10. Design Considerations
      11. Circular Array

    7. Integral Equations, Moment Method, and Self and Mutual Impedances ( 3 sessions)
      8.
      1. Integral Equation Method
      2. Finite Diameter Wires
      3. Moment Method Solution
      4. Self-Impedance
      5. Mutual Impedance Between Linear Elements
      6. Mutual Coupling in Arrays

    8. Broadband Dipoles (2 sessions)
      1. Introduction
      2. Biconical Antenna
      3. Triangular Sheet, Bow-Tie, and Wire Simulation
      4. Cylindrical Dipole
      5. Folded Dipole

    9. Traveling Wave and Broadband Antennas ( 2 sessions)
      1. Traveling Wave Antennas
      2. Broadband Antennas

    10. Frequency Independent Antennas ( 2 sessions)
      1. Theory
      2. Equiangular Spiral Antennas
      3. Log-Periodic Antennas

    11. Aperture Antennas ( 3 sessions)
      1. Field Equivalence Principle: Huygens’ Principle
      2. Radiation Equations
      3. Directivity
      4. Apertures
      5. Circular Apertures
      6. Design Considerations
      7. Babinet’s Principle
      8. Fourier Transforms in Aperture Antenna Theory
      9. Ground Plane Edge Effects: The Geometrical Theory of Diffraction
    12. Horn Antennas (2 sessions)
      1. E-Plane Sectoral Horn
      2. H-Plane Sectoral Horn
      3. Pyramidal Horn
      4. Conical Horn

    13. Reflector Antennas (2 sessions)
      1. Plane Reflector
      2. Reflector
      3. Parabolic Reflector
      4. Spherical Reflector

    References :
    1. Aَntenna Theory, Analysis and Design by Constantine A. Balanis, John Wiley & Sons, 2005.
    2. Antenna Theory and Design, by W. L. Stutzman, G. A. Thiele, John Wiley & Sons, 2012
    3. Antenna Theory and Design, by R. S. Elliott, IEEE Press, 2003
    4. Antennas and Radiowave Propagation, by R. E. Collin, McGraw-Hill, 1985
    5. Modern Antenna Design, by T. A. Milligan, John Wiley & Sons, 2005.