UNIT 1:
General theory of transmission lines
General Solution of transmission line
Waveform distortion and distortion less transmission line
Loading of transmission lines, Input and Transfer impedance
Reflection factor and reflection loss
The Line at Radio Frequencies: Line of Zero dissipation, Standing waves and standing wave ratio on a line
Impedance matching: Quarter wave Transformer
The Smith Chart and its applications
Single stub matching and Double stub matching
Single stub matching and Double stub matching
UNIT 2:
Waves between parallel planes of perfect conductors
Transverse Electric waves
Transverse Magnetic waves
Transverse Electromagnetic waves
Characteristics of TE and TM waves
Characteristics of TEM Waves
TE and TM Waves in Rectangular Wave guides
TE and TM waves in circular wave guides
Microwave cavity Resonators
UNIT 3:
Review of electromagnetic theory: Concept of vector potential
Modification for time varying retarded case
Radiation from a current element and half-wave dipole
Antenna fundamentals: Antenna fundamentals and definition of antenna parameters
Slot antennas, Babinet’s principle
Antenna arrays: Two element array
Principle of Pattern Multiplication, N element Uniform Linear Arrays
Broadside and End fire Arrays
UNIT 4:
Micro strip Antennas - design - types of feeds
Geometrical characteristics - types of feeds
Helical Antenna in Axial and Normal Modes
UNIT 5:
Antenna Measurement -Measurement of Antenna pattern
Gain Measurement and Directivity Measurement.
Ground Wave Propagation – Attenuation characteristics for ground wave propagation
Calculation of field strength at a distance.
Sky Wave Propagation – Structure of ionosphere, Mechanism of Reflection and Refraction
Space Wave Propagation – Reflection from ground for vertically and horizontally polarized waves
Critical Frequency, MUF and Skip Distance, Optimum Frequency, Virtual Height
Critical Frequency, MUF and Skip Distance, Optimum Frequency, Virtual Height
