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LESSON PLAN LP IT 2202

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Date: 24-06-10

Page 01 of 06

Sub Code & Name: IT 2202 Principles of Communication

Unit : I Branch :IT Semester :III

Unit Syllabus:

Principles of amplitude modulation, AM envelope, frequency spectrum and bandwidth,

modulation index and percent modulation, AM Voltage distribution, AM power distribution,Angle modulation - FM and PM waveforms, phase deviation and modulation index,

frequency deviation and percent modulation, Frequency analysis of angle modulated waves.

Bandwidth requirements for Angle modulated waves

Objective:

To understand about principles of AM, its spectrum and bandwidth requirement. To

impart knowledge about different types of AM Communication systems. To impart

knowledge about basics of different angle modulations like FM and PM, their modulatorsand demodulators. To study in detail the different types of FM transmitters & Receivers

(both direct and indirect)

Session

NoTopics to be covered Time

Books

Referred

Teaching

Method

1Principles of amplitude modulation.

AM envelope.

50m 1(100-101) BB

2Frequency spectrum and bandwidth.

Modulation index and percent modulation50m 1(101-107) BB

3AM Voltage distribution

AM power distribution.50m 1(107-114) BB

4 Tutorial 50m 1(100-114) BB

5 Angle modulation 50m 1(228-231) BB

6 FM and PM waveforms 50m 1(233-234)

7 Phase deviation and modulation index 50m 1(234-235) BB

8Frequency deviation and percent

modulation50m 1(235-238) BB

9 Frequency analysis of angle modulatedwaves

50m 1(238-241) BB

10Bandwidth requirements for Angle

modulated waves50m 1(241-245) BB

11 Tutorial 50m 1(228-245) BB

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Sub Code & Name: IT 2202 Principles of CommunicationUnit : II Branch :IT Semester :III

Unit Syllabus:

Introduction, Shannon limit for information capacity, digital amplitude modulation,

frequency shift keying, FSK bit rate and baud, FSK transmitter, BW consideration of FSK,FSK receiver, phase shift keying binary phase shift keying QPSK, Quadrature Amplitude

modulation, bandwidth efficiency, carrier recovery squaring loop, Costas loop, DPSK.

Objective:

To gain knowledge about different digital modulation techniques like FSK, PSK fordigital transmission.

Session

NoTopics to be covered Time

Books

Referred

Teaching

Method

12Introduction,Shannon limit for information capacity

50m 1(467-470) BB

13 Digital amplitude modulation 50m 1(470-471) BB14

Frequency shift keying,

FSK bit rate and baud50m 1(471-473) BB

15FSK transmitter

BW consideration of FSK50m 1(473-475) BB

16 FSK receiver 50m 1(476-477) BB

17 Phase shift keying binary phase shift keying 50m 1(478-484) BB

18 QPSK 50m 1(484-490) BB

19Quadrature Amplitude modulation

Bandwidth efficiency50m 1(496-504) BB

20 Carrier recovery squaring loop 50m 1(505-506) BB

21 Costas loop, DPSK 50m 1(506-509) BB22 Tutorial 50m 1(467-509) BB

Continuous Assessment Test-I

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Sub Code & Name: IT 2202 Principles of Communication

Unit : III Branch :IT Semester :III

Unit Syllabus:

Introduction, Pulse modulation, PCM PCM sampling, sampling rate, signal to quantization

noise rate, companding analog and digital percentage error, delta modulation, adaptivedelta modulation, differential pulse code modulation, pulse transmission Intersymbol

interference, eye patterns.

Objective:

To have knowledge about sampling theorem, aliasing effects, base band transmission, ISIand distortion free base band transmission.

Session

No

Topics to be covered Time Books

Referred

Teaching

Method

23 Introduction, Pulse modulation, 50m 1(667-668) BB

24 PCM PCM sampling,Sampling rate

50m 1(668-680) BB

25 Signal to quantization noise rate, 50m 1(680-681) BB

26 Companding analog and digital,

percentage error

50m 1(683-693) BB

27 Delta modulation 50m 1(695-697) BB

28 Adaptive delta modulation, 50m 1(697-698)

29 Differential pulse code modulation 50m 1(698) BB

30 Pulse transmission 50m 1(698-700) BB

31 Intersymbol interference 50m 1(700-701) BB

32 Eye patterns 50m 1(702-703) BB

33 Tutorial 50m 1(667-703) BB

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Sub Code & Name: IT 2202 Principles of Communication

Unit : IV Branch :IT Semester :III

Unit Syllabus:

Introduction, Pseudo-noise sequence, DS spread spectrum with coherent binary PSK,

processing gain, FH spread spectrum, multiple access techniques wireless communication,TDMA and CDMA in wireless communication systems, source coding of speech for wireless

communications.

Objective:

To know the spread spectrum modulation techniques like Direct spread spectrum and

Frequency hopping spread spectrum, different multiple access methods like TDMA and

CDMA.

Session

NoTopics to be covered Time

Books

Referred

Teaching

Method

34Introduction to spread spectrum, Pseudo-noise

sequence 50m 2(479-482) BB

35 DS spread spectrum with coherent binary PSK 50m 2(490-493) BB

36 Signal space dimensionality and Processing gain 50m 2(493-497) BB

37 FH spread spectrum 50m 2(499-505) BB

38 Tutorial 50m 2(479-505) BB

39 Multiple access techniques 50m 2(513-514) BB

40 TDMA systems 50m 2(513-514) BB

41 CDMA systems 50m 2(513-514) BB

42 Source coding of speech for wireless communications. 50m2(550-553)

2(529) BB

43 Tutorial 50m 2(513-515) BB

44 Tutorial 50m 2(550-553) BBContinuous Assessment Test-II

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Sub Code & Name: IT 2202 Principles of Communication

Unit : V Branch :IT Semester :III

Unit Syllabus:

Satellite Communication Systems-Keplers Law, LEO and GEO Orbits, footprint,Link model-Optical Communication Systems-Elements of Optical Fiber Transmission link,

Types, Losses, Sources and Detectors.

Objective:

To gain knowledge about basic satellite communication system and optical communicationsystem.

Session

No

Topics to be coveredTime

Books

Referred

Teaching

Method

45 Satellite Communication Systems 50m 1(793-795) BB

46 Keplers Law 50m 1(795-797) BB

47 LEO and GEO Orbits, 50m 1(797-801) BB

48 footprint, Link model 50m 1(812-817) BB

49 Optical Communication Systems 50m 1(422-425) BB

50 Elements of Optical Fiber Transmission link 50m 1(425-427) BB51 Types, Losses 50m

1(427-429)1(442-449) BB

52 Optical Sources 50m 1(450-458) BB

53 Optical Detectors 50m 1(458-460) BB

54 Tutorial 50m1(793-817)1(422-460) BB

Continuous Assessment Test-III 50m

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Date: 24-06-10

Page 06 of 06

Sub Code & Name: IT 2202, Principles of Communication

Branch :IT Semester :III

Course Delivery Plan:

Week 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

I II I II I II I II I II I II I II I II I II I II I II I II I II I II I II

Units 1 2 3 4 5

TEXT BOOKS: CAT-I CAT-II CAT-III

1. Wayne Tomasi, Advanced Electronic Communication Systems, 6/e, Pearson

Education, 2007.2. Simon Haykin, Communication Systems, 4th Edition, John Wiley & Sons. 2001.

REFERENCES:

3. H.Taub, D L Schilling, G Saha,Principles of Communication3/e, 2007.

4. B.P.Lathi,Modern Analog And Digital Communication systems, 3/e, Oxford

University Press, 20075. Blake, Electronic Communication Systems, Thomson Delmar Publications, 2002.

6. Martin S.Roden, Analog and Digital Communication System, 3rd Edition, PHI,

2002.7. B.Sklar,Digital Communication Fundamentals and Applications2/e Pearson

Education 2007.

Prepared by Approved by

Signature

Name S.Alagu Dr.G.Sumathi

Designation Lecturer HOD/IT

Date 24-06-10 24-06-10