A kötelező előtanulmányi rend az adott szak honlapján és képzési programjában található.

The course concerned with theoretical and practical knowledge of optical networks. The course objective is that the students get an overview of the relevant design, implementation and measurement procedures.

1. week

Lecture: Introduction (History and future of optical communication, Advantages of optical transmission and signal processing)

Lecture: Applications of optical communication

2. week

Lecture: Transmission medium of optical communication (attenuation, theory of dispersion, types of dispersion, dispersion compensation methods)

Seminar: Structure of optical fibers, optical cables and optical connectors. Experiments with microscope.

3. week

Lecture: Optical transmitters. Characteristics of lasers, comparison of different types of lasers (LEDs, Fabry-Perot Lasers, DFB Lasers, VCSEL)

Lecture: Intensity modulation (analogue, digital), direct modulation, external modulators (Electroabsorption Modulator, Mach-Zehnder modulator)

4. week

Lecture: Optical Receivers (PIN diode, Avalanche photodiode). Investigation of optical links (optical power, noise)

Seminar: Measurements of optical transmitters and receivers in Optical and Microwave Telecommunication Laboratory.  

5. week

Lecture: Multiplexing methods in optical communication (Subcarrier Multiplexing, Time Division Multiplexing, Wavelength Division Multiplexing).

Lecture: Optical amplifiers (EDFA, SOA). Characteristics, comparison and applications

6. week

Lecture: Wavelength selective devices, optical filters, optical multiplexing, demultiplexing

Seminar: Introduction to optical transmission simulators

7. week

Lecture: Radio over Fiber systems

Lecture: Fiber To The Home (FTTx) systems

8. week

Lecture: Optical switching and optical routing

Seminar: Lab session, homework consultation

9. week

Lecture: Optical signal processing

Lecture: Optical nonlinear phenomena (Four wave mixing, Raman-scattering, cross phase modulation etc.)

10. week

Lecture: Mid-term test, Wavelength conversion techniques

Seminar: Lab demonstration, homework consultation

11. week

Lecture: Optical Regeneration. Techniques and applications (1R, 2R, 3R)

Lecture: Optical Logics

12. week

Lecture: Optical packet switched subnet (Baseband and subcarrier labels).

Seminar: Field trip, homework consultation

13. week

Lecture: Network layer in optical communication

Lecture: Network control and management

14. week

Lecture: Summary and future of optical networks

Seminar: Repetition of the mid-term test, Homework Presentations

Lecture and field trip

a.       In the class period: Midterm-test

b.       In the examination period: oral examination

c.       Pre-exam: no

There is a possibility to rewrite the midterm-test

Individual consultation: upon appointment with the lecturers.

[1]   Slides of oral presentations (it is available from the web page of the course)

[2]   Rajiv Ramaswami, Kumar N. Sivarajan: Optical Networks – A practical perspective, Morgan Kaufmann Publishers, USA, 2002

[3]   Amnon Yariv: Optical Electronics in Modern Communications

Oxford University Press, 1997