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course name : electronics engineering group course code : ej/et/ex/en/de/ed/ei semester : sixth for et/ej/en/ex/de and s
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COURSE NAME
: ELECTRONICS ENGINEERING GROUP
COURSE CODE
: EJ/ET/EX/EN/DE/ED/EI
SEMESTER
: SIXTH FOR ET/EJ/EN/EX/DE AND SEVENTH FOR ED/EI
SUBJECT TITLE
: TELEMATICS (ELECTIVE-II)
SUBJECT CODE
: 9175
Teaching and Examination Scheme: Teaching Scheme
Examination Scheme
TH
TU
PR
PAPER HRS
TH
TEST
PR
OR
TW
TOTAL
03
--
02
03
80
20
--
25#
25@
150
Rational: In the telecommunication field still the landline telecommunication users are in huge amount because of clear and cheap service, so it becomes very essential to learn the different landline services, operations, and maintenance of telephone system. This subject is a technology subject which expert the student for fault finding, servicing & maintaining the telephone instrument and EPABX system. This subject covers the telephone instrument, switching, EPABX, cordless telephone, Fax, modem & ISDN. Objectives: The student will be able to: 1. Identify different sections of telephone receiver. 2. Identify different tones used in telephone exchange. 3. Describe operation of cordless telephone. 4. Explain different digital switching system. 5. Explain analog and digital services. 6. Explain Principle and services provided by ISDN. 7. Install EPABX system. 8. Explain the operation of FAX and modem.
Learning Structure:
Applications
Fault finding & trouble shooting of Telephone set. Fault finding & installation of EPABX, FAX, Modem. Understanding of Digital servicing & protocol.
Block diagram of Electronic telephone & cordless telephone. Call processing in Electronic exchange. Block diagram of EPABX, FAX, Modem. Architecture of ISDN.
Stored program control. DSL, ADSL, DPS, DS. Principle of digital Telephony. PRI, BRI.
Concept
Different tones in Electronics exchange. Switching – (Circuit, Packet, message). Data compression & image processing. Protocol.
Fact
Telephone, signal, tone.
Procedure
Principle
Contents: Theory Chapter
01
02
03
04
Name of the Topic Telephone Instrument and signals 1.1 Introduction. 1.2 Telephone receiver 1.2.1. Block diagram & operation of electronic telephone. 1.3 Tones used in telephone exchange dial tones, busy tone, ring tone, number unobtainable tone. 1.4 Touch tone (DTMF) 1.5 Block diagram of cordless telephone system 1.5.1 Frequency allocation. Digital Switching System. 2.1 Introduction 2.2 Classification of switching system 2.3 Telecommunication network – trunks, subscriber lines, 2.4 Basic of switching system.- Inlets, outlets symmetric network, folded network, blocking network, non blocking network 2.4.1 Elements of Switching system 2.5 SPC (Stored program control) 2.6 Centralize SPC 2.7 Distributed SPC 2.8 Enhanced services 2.9 Telephone Network 2.9.1 Subscribers loop system – MDF,MF, FP, BF,DP,DC,DW 2.9.2 Switching Hierarchy routing 2.9.3 Numbering plan- Telephone number. Analog, Digital Services and Applications of Telecommunication.( only informative treatment ) 3.1 Analog services – Switched, leased, local call service, Toll call services, 800 services, WATs, 900 services. 3.2 Digital services- switched / 56, Digital data service (DDS), Digital signal services (DS). 3.3 Digital subscriber line (DSL) – ADSL. 3.4 Business applications of telecommunication 3.4.1 Automated teller machines(ATM) 3.4.2 Videoconferencing 3.4.3 Banking, Shopping 3.4.4 Telecommuting 3.4.5 Distance Learning, Telemedicine ISDN. 4.1 Motivation for ISDN 4.2 Services provide by ISDN. 4.3 X. 400 family of standards 4.4 Architecture of ISDN. 4.5 ISDN rate access interface 4.5.1 Primary rate access (PRI) interface. 4.5.2 Basic rate access (BRI) interface 4.6 Message format for ISDN 4.7 ISDN address structure
Hours Marks
04
08
08
12
08
12
08
14
05
06
07
4.8 Broad band ISDN. 4.9 Introduction to FAX 4.10 Working principle of FAX. 4.11 Image processing. 4.12 Data compression 4.13 Block diagram & operation of FAX machine. 4.15 Introduction to Modem. 4.16 Working principle of Modem. 4.17 Types of Modem- Synchronous, A Synchronous, half duplex & full duplex. 4.18 Block schematic of Modem. 4.19 ADSL & cable Modem Telephone Instrument ( DTMF) 5.1 Tone Type 5.2 MF 5.3 Wireless Telephone 5.4 FAX 5.5 ISDN Installation 5.6 ISDN Procedure 5.7 PRZ, BRZ Line 5.8 ISDN telephone 5.9 FAX 5.10 Conferencing 5.11 Internet EPABX (Electronic private automatic business exchange). 5.1 Block diagram 5.2 Signal Processing (working) 5.2.1 Analog CMOS cross point switch. 5.2.2 Digital TDM / PCM switch. 5.2.3 Installation procedure for EPABX. EPABX 7.1 Installing Procedure 7.2 Programming on Console, on terminal, on computer 7.3 Maintenance technique 7.4 Voice Over IP Phone 7.5 Wiring Diagram Total
Practical: Skills to be developed: Intellectual Skills: 1. Reading 2. Sourcing of Web sites Motor Skill: 1. Testing 2. Measurement
04
08
08
12
08
14
48
80
List of Practical: 1. Testing and installation of fixed telephone 2. Testing and installation of cordless telephone 3. Visit to Telephone exchange and prepare report. 4. Draw the layout of given EPABX system. 5. Installation and testing of EPABX system. 6. Preparation and installation of wiring layout using MDF, CT boxed box. 7. Installation of FAX machine. 8. Installation of MODEM. Learning Resources: Books: Sr. No.
Author
Title Telecommunication switching systems and networks Communication Electronics Data Communication working
Publisher
01
T. Vishwanathan
Prentice Hall of India
02
Louis E. Frenzel
03
Behrouz A. Forouzan
04
N.N Biswas
Principle of Telephony
--
05
H. Carr and C. Snyder
Management of Telecommunication
Tata McGraw-Hill
Tata McGraw-Hill Tata McGraw-Hill