Component
École Nationale Supérieure d'Électrotechnique d'Électronique d'Informatique d'Hydraulique et des Télécommunications
Objectives
Understand the physical origin of electromagnetic radiation – Know how to calculate and physically interpret the electromagnetic field radiated by a harmonic electrical current distribution
– Understand, know how to calculate and know how to manipulate the fundamental descriptors of antennas
– Understand the fundamental properties of wire antennas
– Know how to formulate and physically interpret link balances involving a transmitting antenna and a receiving antenna
Description
I- Electromagnetic field radiated by a harmonic electrical current distribution
II- Power radiated by a harmonic electrical current distribution
III- Concept of electromagnetic radiation intensity
IV- Fundamental descriptors of antennas
IV-1- Directivity (radiation pattern, main lobe, blind directions,
3dB opening angle, side lobe level, E and H planes)
IV-2- Input impedance
IV-3- Efficiency
IV-4- Gain
IV-5- Polarisation
IV-6- Effective area
IV-7- Bandwidth
IV-8- Phase centre
V- Link budget (FRIIS equation)
VI- Prospects in the field of antennas and related technologies
Pre-requisites
The subject ‘Guided and free space propagation’ (Apogée code N7EE09A1)