Section outline

  • Telecommunication Networks

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      Short Profile  of Professor Dr. A.K.M. Fazlul Haque


      Professor Dr. A.K.M. Fazlul Haque received his Ph.D. in Computer Science and Engineering from Jahangirnagar University, Bangladesh in 2011. He received his M.Sc. Engineering in Electrical, System Design and Technology, Department of Telecommunication, University of Applied Sciences, Darmstadt, Germany in 2003 . Currently he is holding the post of Associate Dean, Faculty of Engineering and Director, Institutional Quality Assurance Cell (IQAC) at Daffodil International University.

       Professor Haque has authored around 100 (Hundred) referred journal/conference papers in National and International arena.  His achievements include several awards related to teaching, research and supporting student activities. He has supervised more than 200 B.Sc. / M.Sc. thesis at Daffodil International University during the past years.  He is also supervising Four PhD students.

       His research interests center on Telemedicine, Signal Processing, Computer Networking, and Data Communication. In the networking arena, he has almost 12 years experience as Cisco Networking CCNA instructor. He has given numerous invited talks and tutorials in several conference/seminar and workshop. He is the fellow of Bangladesh Computer Society, Member of IEEE and, a life member of Bangladesh Electronic Society and also has membership in Germen Telecommunication Engineers and Cisco Networking.

       Professor Haque has been the member of Quality Assurance Unit, Association University of Asia and Pacific and also the member of International Society for Development and Sustainability.



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  • Course Introduction:


    • Guideline for the course

      • All the students registered for this course have to enroll in Moodle
      • There are in total 22 lectures in this course.
      • Students can find all the course materials from Moodle.
      • All the students have to submit the soft copy of their assignment in Moodle  and for this they will be graded here.
      • One discussion or feedback forum is created under each of the Class Lectures. Students have to give their feedback on these forum.
      • Any announcement regarding the class will be posted or make up on Moodle. So they have to keep themselves always active on Moodle.
      • All the quizzes  will be held on face to face in class. 
      • Assessment and marks distribution criteria is given under "course outline" section.
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      Rationale:  Todays Telecommunication Network is a complex interconnection of a variety of heterogeneous switching systems This course has a focus on both different kinds of switching systems and  different classes of telecommunication networks. These will help them to design an robust telecommunication networks with sufficient traffic and higher link rate.

      Objective: 1. To build clear concept about data links, switching and voice networks.

      2. Able to analyze hands-on problems on data rate management and switching performances and also traffic size.

      3. Able to solve various problems on higher class network.

      4. To improve communication skill through presentation.

      5. To develop leadership quality through Group work.

      6. To build up decision making ability through assignment.

      7. To expand confident by doing various practical problem.

      8. To become efficient engineer by solving real life problem through case study.


    • Google Classroom Code: echkl1

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      Reference Book Soft copy File
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      See the attached file.
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      Course outline URL
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      Reference book main URL
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  • Lesson 1: Basic Telephony



    Objectives of this lecture:

    After completing the lecture, the students will able to know:

    • To get a brief idea on basic Telephony system.

    Lecture Contents:

    • Basic Telephony system.
    • Local and Trunk Exchange.
    • Different types of switching.
    • Manual exchange system.
    • Central Battery exchange.
    • Megnato Telephone System.

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      Meet  Link Of All Classes in this Semester : 

      meet.google.com/txm-izwm-rjx


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      lesson plan 1 URL
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      Lecture Slide URL
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      Reflection of the lecure Forum
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      Make forum posts: 1

      Post your query of the lecture.

  • Lesson 2: Switching techniques1

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      Lecture slide 2 URL
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      Reflection of the lecture Forum
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      Dear Students,

      Have a greeting. Post your query here.

      Regards,

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      Home work Assignment
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      Dear Students,

      Have a greeting. Submit a note on Packet switching with verification.

      Regards,

  • lesson 3: Switching Techniques 2

  • Lesson 4: Telephone System

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      lesson plan 4 URL
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      Lecture 4 URL
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      Reflection of the lecuture Forum
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      Dear Students,

      Have a greeting. Post your query here.


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      Class test Quiz
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      Dear Students,

      Have a greeting. Join class test on time. 

      Regards,

  • Lesson 5: Switching system parameters:

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      Reflection of the lecture Forum
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      Dear Students,

      Have a greeting. Post your query here.

      Regards,

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      Lecture Plan 5 URL
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      Lecture URL
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      Home work Assignment
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      Make a submission

      Dear Students,

      Have a greeting. Submit your home task on time.

      Regards,

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  • Lesson 6: Strowger Switching System part 1


    Objectives of this lecture:

    After completing the lecture, the students will able to know:

    • The automatic exchange call set up.
    • Difference between manual and automatic exchange call set up.
    • Pulse Dialing and Dual Tone phone set.

    Lecture Contents:

    • Rotary Telephone System.
    • Rotary Exchange Switching System.
    • Different types of pulses.
    • Uniselector and two motion Selectors.
    • Call Set up Procedure in autonomic exchange.

    Video Slides:

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      Lecture Slides:

      See the attachment.

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      Lecture Content URL
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      Reflection of the lecture Forum
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      Dear Students,

      Have a greeting.  Post your query here.

      Regards,

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  • lesson 7-8: Strowger Switching System part 2

  • Lesson 9-10: Strowger Switching System part 3

  • Assignment


  • Lecture 11-12: Crossbar Switching System part1


    Lecture Outcomes:

    After completing the lecture, the students will able to know:

    • The Trunk Switching.
    • Virtual Routing.
    • Crossbar Switching System.

    Lecture Contents:

    • Virtual Routing.
    • Crossbar Switching System.
    • Touch dial Phone.
    • Blocking Exchange.
    • Non-Blocking Exchange.

    Lecture Slides:

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      Lecture Slides 3 File
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      Lecture Plan URL
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      Lecture document URL
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  • Lesson 14-15 Cross bar switching part 2


    Lecture Outcomes:

    After completing the lecture, the students will able to know:

    • SPC Exchange Operation.
    • SPC Exchanges Switching Techniques.

    Lecture Contents:

    • SPC Exchange.
    • Centralized SPC.
    • Stand by Mode.
    • Synchronous Duplex Mode.
    • Load Sharing Mode.
    • Availability of the system.
    • Distributed SPC.
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      Lesson 14-15 URL
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      Assignment
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      Description:

      Assignment Title: Project on Simplex telephone system 

      Student need to follow the below instructions:

      1. Hand writing and make it in pdf is preferable

      2. Cover page with valid information

      3. Aims and objective must be introduced

      4. Introduction of the work is mandatory

      5. Details description of the said topic ( working principle of  a  Simplex telephone. Description and simulation software is preferable)

      6. Conclusion and references need to be enclosed

      7. Read the topic from various places, and write it in your way. Tying to copy from others must be avoided.

      8. 3-5 pages are preferable

      9. Submit it within due time.


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      Presentation Assignment
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      Description:

      Student need to follow the below instructions:

      1. Student may choice any relevant topic from the course of Telecommunication Engineering. 

      2. Video presentation need to be considered ( from mobile ,lab top) and uploaded here

      3. Cover page with valid information ( Student may prepare slide additionally in background during video presentation)

      4. Aims and objective must be introduced

      5. Introduction of the work is mandatory

      6. Brief description of the said topic 

      7. Recording with formal and decent way is mandatory

      8. Read the topic from various places, and present  it in your way. Tying to copy from others must be avoided.

      9. 2-3 minutes of recording  are preferable

      10. Submit it within due time.



  • Lesson 16-17 : High speed digital access (Part 1)


    Lecture Outcomes: 

    At the end of the session students will be able to :

      • The students will able to know The DSL modem connected to PSTN.


  • Lesson 20-21: Traffic Engineering



    Lecture Outcomes: 

    At the end of the session students will be able to :

    • Analysis and design of Telephone network traffic
    • Blocking Probability 
    • Erlange 
    • The basic Signaling for Telephone Exchange.



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      Lecture URL
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      Class test 3 Quiz
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      Dear Students,

      Have a greeting. Join class test here.

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    • forum icon
      Reflection of the lecture Forum
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      Dear Students,

      Post your query and discussion here.

      Regards,

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      Interactive session on DSL and ADSL Interactive Content
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      Dear Students,

      Have a greeting. Join this interactive session.

      Regards,

  • Lecture 22-23 : SONET

    Lecture Outcomes: 

    At the end of the session students will be able to :

    • The students will able to know SONET Network and applications in PSTN network.

    Lecture Contents: 

    • SONET definition.
    • SONET Applications.
    • SONET Frame and bit rates.
    • Different types of SONET networks (Mesh, Ring).
    • SONET advantages and disadvantages.

    Lecture Slides:

  • Lesson 23-24 SS7 signaling


    Solve the mathematical problems regarding all basic calculations in telephony system.