Optoelectronics II

Lectures:




TRANSMISSION CHARACTERISTICS OF OPTICAL FIBERS. Attenuation. Metterial
absorption in silica fibers. Linear scattering losses, Rayleigh scattering, Mie
scattering, nonlinear scattering losses, stimulated Raman and Brillouin
scattering, bending losses.

DISPERSION. Material, waveguide, modal dispersion. Modal noise, total
dispersion, fibers with shifted and flat dispersion characteristic.

POLARISATION AND NONLINEAR EFFECTS. Polarisation preserving fibers.

OPTICAL FIBERS AND CABELS. Manufacturing of optical fibers and fluoride glasses.

Types of optical fibers and measurement of optical and transmission properties
of optical fibers.


Stability of transmission parametres of optical fibers. Mechanical tension,
OH-ion absorption. Prevention of the optical fibers.

Conecting the optical fibers and cables.

Connectors for optical fibers.





Exercises:




Work with optical fibers
datasheets.
Calculating the mechanical
properties of optical fibers.

Calculation of the attenuation of
optical transmission path.
Statistical evaluation of optical
transmission measurements, measurement reports.
Calculation of LASER beam
properties.
Calculation of LED and LD
terminations.
Optical fiber and LED or LD
coupling.