ANTENNAS A
cod. 14603

Academic year 2008/09
3° year of course - Second semester
Professor
Academic discipline
Campi elettromagnetici (ING-INF/02)
Field
Ingegneria delle telecomunicazioni
Type of training activity
Characterising
45 hours
of face-to-face activities
5 credits
hub:
course unit
in - - -

Learning objectives

The course will introduce the student to the basic technical knowledge of the electromagnetic radiation phenomena, will illustrate common type of antennas, their applications and design issues related to their use.

Prerequisites

Elettrotecnica AB, Propagazione Guidata.

Course unit content

<br />Short dipole. Radiated electromagnetic field. Far and near components. Medium irradiated power, active and reactive power. Antenna Radiation Characteristics, Antenna pattern, directivity, gain, radiation resistance, beam dimension. Short dipole characteristics. Near field, far field. Fresnel and Fraunhofer zone. Half-wave Dipole Antenna. Virtual sources. Semi-dipole. Antenna arrays. Uniform array. Array factor. End-fire and broad-side array. Aperture antennas. Rectangular aperture with uniform aperture distribution. Horn antennas. Reflector antenna. Plane, angle and parabolic reflector. Patch antennas. Antennas for mobile phones. Bandwidth. Cylindrical dipole. Biconic antennas. Folded dipole. Yagi-Uda and Log-Periodic antennas. Friis formula. Radar. Power balance in a radio link. Laboratory. Utilization of PCCAAD.

Full programme

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Bibliography

F.T. Ulaby “Applied Electromagnetics”, Prentice Hall, 1999.<br />J.D. Kraus, D.A. Fleisch “Electromagnetics with Applications”, McGraw Hill, 1999.<br />C.A. Balanis “Antenna Theory, Analysis and Design”, Wiley, 1997.<br />

Teaching methods

Written exam.Lab activity with numerical codes for the analysis of field radiated by simple antennas.

Assessment methods and criteria

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Other information

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