This module provides an advanced overview over modern optical telecommunication and datacom systems as well as associated optoelectronic devices. The students will be able to understand the operation principles, potentials as well as limitations of various technologies. Depending on the vote of the audience, the course is given either in German or English.

Contents:

• Introduction to optical communication systems
• Optical interconnects, (bend-insensitive) multimode fibers, optical wireless communication
• Multiplexing techniques and high-capacity DWDM systems
• The CWDM approach
• Single-mode fiber types
• Fiber dispersion limitations and dispersion management
• Polarization mode dispersion
• Nonlinear fiber transmission effects
• 100 and 400 Gbit/s transmission systems: Mach−Zehnder modulators, higher-order modulation formats and coherent detection
• Advanced multiplexing techniques: multi-core fibers, mode division multiplexing, orbital angular momentum modes
• Optical amplifiers: EDFA, Raman and semiconductor optical amplifiers
• Fiber Bragg gratings
• Devices for optical multiplexing and demultiplexing
• Planar lightwave circuits
• Optical MEMS
• Photon, carrier, and current confinement in laser diodes
• Advanced laser diodes for use in telecommunications: DBR and DFB lasers
• Vertical-cavity surface-emitting lasers (VCSELs) for datacom applications
• Optical modes and waveguide coupling

 Literature:

• A comprehensive English written manuscript is provided

Prerequisites:

• Bachelor degree
• Modules Einführung in die Optoelektronik or Optical Communications