- Degree Bachelor
- Code: EC544
- Credit hrs: 3
- Prequisites: EC443
Linear array theory: uniform linear arrays) broadside Ùˆendfire, electronic scanning) . Non uniform linear arrays (binomial, chebycheff), Planar arrays. Circular arrays. Aperture on conducting & non conducting planes. Horn antennas. E-sectoral, H-sectoral, and pyramidal horns, Parabolic reflectors (surface geometry, feeders). Loop antennas. Travelling wave antennas. Rhombic antenna.
B.Sc. Electronics and communication Engineering
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| content serial | Description |
|---|---|
| 1 | Linear arrays: Introduction, two-element array. N-element Uniform linear arrays (broadside Linear, and Endfire linear arrays. Examples of linear arrays Feeding of linear arrays, Parasitic elements of linear arrays. Cylindrical, The spherical coordinates system) |
| 2 | N-element Uniform linear arrays( electronic scanning Linear arrays. Non uniform linear arrays ?Array factor of even number of elements, Array factor of odd number of elements? |
| 3 | Non uniform linear arrays ( Binomial advantages and disadvantages of binomial array, Design procedure, Directivity and beam width, Graphical representation of array factor of binomial array) |
| 4 | Non uniform linear arrays (Dolph-Tschebyscheff arrays, advantages and disadvantages y, Properties of Tschebyscheff polynomial, Design procedure, Directivity and beam width, Graphical representation of array factor of Tschebyscheff array |
| 5 | Planar arrays and circular arrays ?Properties of planar array, Array factor of planar array, Directivity and beam width ,Array factor of circular array, Advantages of circular array |
| 6 | Radiation from aperture on conducting and non-conducting planes ?Introduction, Hugen?s principles, Magnetic current, Equivalence principle, The radiation fields, procedures of calculating the far fields? |
| 7 | 7th Week Exam |
| 8 | Radiation from a uniform illuminated rectangular and circular aperture ?Calculation the far fields of a uniform illuminated rectangular aperture, Beam width and directivity for E-plane pattern, Beam width and directivity for H-plane pattern, Calculation the far fields of a uniform illuminated circular aperture, Directivity and beam width |
| 9 | E-plane sectoral horns ?Types of horn antennas, Design of E-plane sectoral horn, Directivity? |
| 10 | H-plane sectoral horns and pyramidal horns ?Design of H-plane sectoral horns, Directivity, Design of pyramidal horn, Directivity? |
| 11 | Parabolic reflector (Introduction, Geometry of reflector ,Effect the type of feeder) |
| 12 | 12th Week Exam |
| 13 | Parabolic reflector (Analysis, Radiated field, Directivity) |
| 14 | Loop antennas (Introduction, Calculation the far field, Radiation resistance, Directivity) |
| 15 | Traveling wave antennas and rhombic antenna ?Construction, Calculation the far field, The locations of nulls, The locations of peaks, Advantages, Rhombic antenna? |
| 16 | Final Examination |
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