DOC/LP/01/28.02.02

/ LESSON PLAN / LP- CP9211
LP Rev. No: 00
Date: 25-6-2012
Page 01 of 06
SubCode& Name : CP9211 MODERN DIGITAL
COMMUNICATION TECHNIQUES
Unit: I Branch: ME-CC Semester:I

Unit syllabus:

UNIT I CONSTANT ENVELOPE MODULATION 9

Advantages of Constant Envelope Modulation; Binary Frequency Shift Keying-Coherent

and Non-coherent Detection of BFSK; Minimum Shift Keying-; Gaussian Minimum Shift

Keying; M-ary Phase Shift Keying; M-ary Quadrature Amplitude Modulation; M-ary

Frequency Shift Keying..

Objective:To introduce the basic concepts to constant envelope modulation and M-ary modulation schemes.

.

Session
No / Topics to be covered / Time / Ref / Teaching Method
Advantages of Constant Envelope Modulation and
Binary Frequency Shift Keying / 50m / 4 / BB
CoherentDetection of BFSK / 50m / 4,2 / BB
Non-coherentDetection of BFSK / 50m / 4 / BB
Minimum Shift Keying / 50m / 4,2 / BB
Gaussian Minimum ShiftKeying / 50m / 4 / BB
M-ary modulation schemes / 50m / 4 / BB
M-ary Phase Shift Keying / 50m / 4 / BB
M-ary Quadrature Amplitude Modulation / 50m / 4 / BB
M-ary Frequency Shift Keying / 50m / 4 / BB
/ LESSON PLAN / LP- CP9211
LP Rev. No: 00
Date:25-6-2012
Page 02 of 06
SubCode& Name : CP9211 MODERN DIGITAL
COMMUNICATION TECHNIQUES
Unit: II Branch: ME-CC Semester:I

Unit syllabus:

UNIT II OFDM 9

Generation of sub-carriers using the IFFT; Guard Time and Cyclic Extension;

Windowing; OFDM signal processing; Peak Power Problem: PAP reduction schemes-

Clipping, Filtering, Coding and Scrambling.

Objective: To study process of OFDM and PAP reduction schemes.

Session
No / Topics to be covered / Time / Ref / Teaching Method
Generation of sub-carriers using the IFFT / 50m / 5 / BB,PPT
Guard Time and Cyclic Extension / 50m / 5 / BB
Windowing / 50m / 5 / BB
OFDM signal processing / 50m / 5 / BB,PPT
PAP reduction schemes / 50m / 5 / BB
Clipping / 50m / 5 / BB
Filtering / 50m / 5 / BB
Coding / 50m / 5 / BB
Scrambling / 50m / 5 / BB
CAT-I / 90m
/ LESSON PLAN / LP- CP9211
LP Rev. No: 00
Date:25-6-2012
Page 03 of 06
SubCode& Name : CP9211 MODERN DIGITAL
COMMUNICATION TECHNIQUESUnit: III Branch: ME-CC Semester:I

Unit syllabus:

UNIT III BLOCK CODED DIGITAL COMMUNICATION 9

Architecture and performance – Binary block codes; Orthogonal; Biorthogonal;

Transorthogonal – Shannon’s channel coding theorem; Channel capacity; Matched filter;

Concepts of Spread spectrum communication – Coded BPSK and DPSK demodulators

– Linear block codes; Hammning; Golay; Cyclic; BCH ; Reed – Solomon codes.

Objective:To study various types of block coding techniques for encoding and decoding of digital rate streams.

Session
No / Topics to be covered / Time / Ref with page no / Teaching Method
Architecture of block coded system & Performance. / 50m / 1 / BB
Orthogonal, Biorthogonal and Transorthogonal codes. / 50m / 3 / BB
Shannon’s channel coding Theorem, Channel Capacity, / 50m / 1,2 / BB
Matched Filters / 50m / 1,2 / BB
Concepts of spread spectrum communication / 50m / 1,2 / PPT
Coded BPSK and DPSK demodulators / 50m / 1 / BB
Linear block codes / 50m / 2 / BB
Hamming codes ,Golay code / 50m / 2 / BB
Cyclic codes / 50m / 2,3 / BB
BCH codes, Reed- Solomon Codes / 50m / 2 / BB
/ LESSON PLAN / LP- CP9211
LP Rev. No: 00
Date:25-6-2012
Page 04 of 06
SubCode& Name : CP9211 MODERN DIGITAL
COMMUNICATION TECHNIQUESUnit: IV Branch: ME-CC Semester:I

Unit syllabus:

UNIT IV CONVOLUTIONAL CODED DIGITAL COMMUNICATION 9

Representation of codes using Polynomial, State diagram, Tree diagram, and Trellis

diagram – Decoding techniques using Maximum likelihood, Viterbi algorithm,

Sequential and Threshold methods – Error probability performance for BPSK and

Viterbi algorithm, Turbo Coding.

Objective:To learn error control coding which encompasses techniques for encoding and decoding of digital rate streams for their reliable transmission over noisy channels

Session
No / Topics to be covered / Time / Ref / Teaching Method
30 / Convolutional codes- Introduction, code rate, constraint length, Convolutional encoder. / 50m / 2 / BB, PPT
31 / Representation using polynomial, Tree diagram / 50m / 2 / BB, PPT
32 / State diagram and Trellis Diagram / 50m / 2 / BB, PPT
33 / Decoding Techniques- Maximum Likelihood Decoding / 50m / 2 / BB
34 / Decoding using Viterbi Algorithm / 50m / 2 / BB, PPT
35 / Sequential methods / 50m / 3 / BB
36 / Threshold methods / 50m / 3 / BB
37 / Error probability performance for BPSK and Viterbi algorithm / 50m / 1 / BB
38 / Turbo coding / 50m / 2 / BB, PPT
39 / CAT-II / 90m
/ LESSON PLAN / LP- CP9211
LP Rev. No: 00
Date:25-6-2012
Page 05 of 06
SubCode& Name : CP9211 MODERN DIGITAL
COMMUNICATION TECHNIQUESUnit: V Branch: ME-CC Semester:I

Unit syllabus:

UNIT V EQUALIZATION TECHNIQUES 9

Band Limited Channels- ISI – Nyquist Criterion- Controlled ISI-Partial Response signals-

Equalization algorithms – Viterbi Algorithm – Linear equalizer – Decision feedback

equalization – Adaptive Equalization algorithms.

Objective:To discuss various equalization algorithms and their response.

Session
No / Topics to be covered / Time / Ref / Teaching Method
Bandlimited Channels- ISI-Eye pattern / 50m / 1,2 / BB, PPT
Nyquist Criterion for Zero ISI / 50m / 2 / BB
Controlled ISI-Partial Response signals / 50m / 2 / BB
Duobinary and modified duobinary signaling / 50m / 2 / BB
Equalization algorithms- Linear Equalizer / 50m / 4 / BB
Decision Feedback Equalizer / 50m / 4 / BB
Adaptive Equlaization Algorithms-Zero Forcing algorithm / 50m / 4 / BB
LMS algorithm / 50m / 4 / BB
Recursive Least Square Algorithm. / 50m / 4 / BB
/ LESSON PLAN / LP- CP9211
LP Rev. No: 00
Date:25-6-2012
Page 06 of 06
SubCode& Name : CP9211 MODERN DIGITAL
COMMUNICATION TECHNIQUESUnit:1-V Branch: ME-CC Semester:I

REFERENCES

  1. M.K.Simon, S.M.Hinedi And W.C.Lindsey, Digital Communication Techniques, Signal Design And Detection, Prentice Hall India, New Delhi,1995.
  2. Simon Haykin, Digital Communication, John Wiley & sons, 1998.
  3. Bernard Sklar., ‘Digital Communications’, second edition, Pearson Education,2001.
  4. Theodore S.Rappaport., ‘Wireless Communications’, 2nd edition, Pearson Education, 2002.
  5. Richard Van Nee & Ramjee Prasad., ‘OFDM for Multimedia Communications’ Artech House Publication,2001.
  6. John G. Proakis., ‘Digital Communication’, 4 th edition, Mc Graw Hill Publication, 2001
  7. Stephen G. Wilson., ‘Digital Modulation and Coding’, First Indian Reprint ,Pearson Education, 2003.

Course Delivery Plan:

Week / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12
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

Note: Propose to follow the same lesson plan during the forthcoming semester.

Prepared by / Approved by

Signature

Name / Dr. N. Kumaratharan / Dr. G. Sumathi
Designation / Associate professor / HOD, IT
Date / 25-06-2012