Telecommunication

Syllabus

Lectures: 3 Teaching Hours per week

Tutorial: 1 Teaching Hours per week

Practical: 3 Teaching Hours per two weeks

Course Objectives

To continue the study of modern communication systems, their characteristics and design.

Theory

  1. Telecommunication Networks [4 hours]
    1. Evolution of telecommunications
    2. Classification of switching system
  2. Transmission Media[4 hours]
    1. Transmission media characteristics
    2. Transmission lines
    3. Hybrid Transformer and circuits
    4. Signal and noise measurement
  3. Signal Multiplexing[4 hours]
    1. Frequency division multiplex, Wavelength division multiplex
    2. Space division multiplex
    3. Time division multiplex; North American TDM system, The European E1
  4. Digital Switching[8 hours]
    1. Digital Telephone Exchange
    2. Space(S) Switch
    3. Time(T) Switch
    4. ST, TS, STS and TST switch
    5. Comparison between TST and STS switch
  5. Signaling System[4 hours]
    1. Classification of Signaling Systems: Channel Associated Signaling and Common Channel Signaling
    2. ITU Common Channel Signaling System # 7 (SS7)
  6. Telephone Traffic[9 hours]
    1. Network Traffic load and parameters
    2. Loss System: Grade of service (GOS) and Blocking probability
    3. Delay System: Queuing theory
    4. Routing
    5. Numbering Plans, Charging Plans
  7. Telecommunication Regulation[2 hours]
    1. Purpose of ITU(International Telecommunications Union),
    2. NTA(Nepal Telecommunications Authority)
  8. Data Communication[10 hours]
    1. Switching Techniques in data Communication
    2. IP Switching
    3. Soft Switching
    4. Routing and Flow control
    5. ISDN
    6. DSL

Practical

Six laboratory to illustrate course principles

Evaluation Scheme

S.N. Chapter Hours Marks Distrubution
1 1 4 7
2 2 4 7
3 3 4 7
4 4 8 14
5 5 4 7
6 6 9 16
7 7 2 4
8 8 10 18
Total   45 hours 80

References

1. John C. Bellamy “Digital Telephony“  John Wiley & Sons, Inc.
2. Roger L. Freeman “Telecommunication System Engg. “ John Wiley & Sons, Inc.
3. A. S. Tanenbaum “Computer Networks” Prentice Hall.
4. Telecommunication Switching Systems and Networks, by Thiagarajan Vishwanathan

Attributions to the Contributors:

Krischal Khanal