Access Networks

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Access Networks (Main course) B2M32PRSA
Credits 6
Semesters Winter
Completion Assessment + Examination
Language of teaching Czech
Extent of teaching 2P + 2L
Annotation
The course covers the area of high-speed transmission of information in the access network level, with emphasis on the use of optical transmission media and its combination with metallic lines (FTTx). In the practical part, students will learn the methods required for the design, modeling, measurement and analysis of transmission media, diagnostics of systems and whole access networks.
Study targets
In the practical part, students will learn the methods required for the design, modeling, measurement and analysis of transmission media, diagnostics of systems and whole access networks.
Course outlines
1. Access networks. NGA networks. Communication requirements and protocols.
2. Topology and architecture of access networks. Open access network.
3. Features metallic transmission environment, modeling of telecommunication line parameters.
4. Design and manufacture of metallic cables, crosstalk and their modeling.
5. Types of subscriber lines, the used modulation and coding.
6. Information capacity of digital subscriber lines.
7. VDSL2 modems, frequency bands and modulation methods, crosstalk cancelation.
8. System G.fast, further expansion of throughput.
9. Optical access networks, network topology and variants FTTx.
10. Passive optical network, medium access control, variants.
11. 10 Gbps and higher optical access network, wavelength divisions multiplex using.
12. Optimization of topology and design of access networks.
13. Data communication over cable television. Topology, options, available parameters.
14. The use of power lines for data transmission, PLC and BPL.
Exercises outlines
1. Introduction to the exercise. Safety in laboratory.
2. Calculation of the theoretical information capacity.
3. Calculation and balance of attenuation.
4. Introduction to the cycle of laboratory exercises.
5. Exercise A - measurements on the line.
6. Exercise B - measurements on VDSL2 line.
7. Exercise C - measurements in passive optical network.
8 Exercise D - measurements on the cable network.
9. Exercise E - throughput analysis and parameter of data stream.
10. Entering the individual project.
11. Solution of the project.
12. Consultation on the project.
13. Presentation and evaluation of the project.
14. Replacement exercise.
Literature
Keiser, G.: FTTX Concepts and Applications, Wiley-IEEE Press, 2006. ISBN 978-0-471-70420-1
Kazovsky, L. G. - Cheng, N. - Shaw, W. - Gutierrez, D. - Wong, S.: Broadband Optical Access Networks. Wiley. 2011. ISBN 978-0-470-18235-2
Requirements
General knowledge of telecommunication networks, eg. ín the scope of subject "Telecommunication Systems and Networks". Welcome knowledge of characteristics of optical fiber and transmission of signals in optical networks.