Concept

Parabolic antenna

Related lectures (29)

Introduction to Single Dish Radio Astronomy

Covers the basics of single dish radio astronomy, including dish optics, beam patterns, and receiver technologies.

Antenna Radiation and Noise Attenuation

Covers antenna radiation, noise attenuation, baluns, and 90° angled reflectors.

Aperture Antennas Examples

Covers aperture antennas examples, focusing on comet antennas in an infinite ground plane.

Antenna Patterns and RF-ID Systems

Explores antenna patterns, gain calculation, polarization, power transfer efficiency, and RF-ID systems.

Antenna Radiation and Synthesis

Covers antenna radiation, beam width, network factor, and antenna synthesis.

Radiation and Antennas: Fundamentals and Applications

Explores radiation and antennas fundamentals, efficiency, gain, and impedance matching for power transfer.

Properties of Microwaves

Explores the properties of microwaves, their interaction with the atmosphere, and heating mechanisms.

Real Antennas: Efficiency, Radiation, and Polarization

Explores the efficiency, radiation, and polarization of real antennas, including losses, gain, and typical yields.

Antennas: Aperture Antennas

Covers the principles of aperture antennas and the EPFL principle of duality.

Uniform Linear Antenna: COMSOL Example

Explores simulating a uniform linear antenna using COMSOL Multiphysics for analyzing pressure variation in acoustic waves and studying linear models under harmonic excitation.

Radiation and Antennas: System Aspects

Explores radiation and antennas, covering power balance, transmission parameters, and practical examples of antenna concepts.

Antennas: Radiation and Aperture

Covers the fundamentals of radiation and antennas, focusing on aperture antennas and the uniqueness theorem.

Characteristic Parameters of Antennas

Explores characteristic parameters of antennas, radiation patterns, and antenna types.

Coordinate Systems Changes, Hertz Dipole Arrays

Covers coordinate systems changes and Hertz dipole arrays' radiation patterns and array factors along different axes.

Antennas: Materials, Frequency, and Shapes

Explores antenna characteristics, materials, frequency dependence, and shapes, including the electromagnetic spectrum and classic antenna families.

Implantables II and Wearables

Covers the design and performance of implantable antennas, strategies for low SAR, spurious radiation effects, and antenna matching measurements.

Radiation and Antennas II

Covers real antennas with losses, mismatched antennas, radiation, and polarization concepts.

Radiation and Antennas: Introduction

Introduces radiation and antennas, covering fundamental concepts, characteristics, reciprocity, guided waves, and frequency aspects.

Radiation and Antennas: Fundamentals and Applications

Explores the fundamentals and applications of radiation and antennas in communication systems.

Radio Telescope Calibration

Covers the calibration process for radio telescopes, focusing on cross-calibration and bandpass calibration.