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Lets learn digital communication

Reference Books:

1. Modern Digital and Analog Communication Systems, B. P. Lathi, (3 rd

Edition, !"#ord Pu$lication

%. Princi&les o# Communication Systems, 'au$ Schilling, (%nd Edition, 'ata

Mc)ra* +illPu$lication

3. S.+ayin, Communication systems, -ohn iley %//1

0. Bhattacharya Amita$h, Digital Communication, 'ata Mc)ra*2+ill, 1st Ed.,

%//.

Course Outcome:

A#ter learning the course the students should $e a$le to4

1. Con5ert analog signal into digital signal using di6erent techni7ues lie

PCM, DM, ADM.

%. 8nderstand the conce&t o# 9S9 and reduction o# 9S9 through ny7uist criteria.

3. Com&are 5arious digital modulation techni7ues

0. 8nderstand $eha5ior o# 5arious modulation2demodulation techni7ues in&resence o# noise.

:. ;no* &ro$a$ility, random 5aria$le and 5arious statistical analysis methods.

. Deri5e channel ca&acity #or discrete memory less channel and continuous

channel.

<. Com&are 5arious error detection and correction codes.

List of Experiments: 

1 'o understand sam&ling theorem and sam&le s&eech and audio signal

 % 'o generate and o$ser5e Pulse Am&litude Modulation, Pulse idth

Modulation and Pulse &osition modulation *a5e#orms.

3 'o o$ser5e e6ect o# o5ersam&ling and under sam&ling in PCM systems

 0 'o transmit and recei5e digital signal using Am&litude shi#t eying

5 9n#ormation 'heory

Measure o# in#ormation, Entro&y, Source encoding, Error #ree

communication o5er noisy channel, channel ca&acity o# discrete memory

less channel, Channel ca&acity o# continuous channel, Practical

communication system in lights o# Shannon theorem

6 1%

7 Error Correcting Codes

9ntroduction, Linear Bloc Code, Cyclic Code, Burst error detecting and

correcting codes, 9nterlace codes #or $urst and random error correction,Con5olution Code, Com&arison o# coded and un coded system

8 1: : 'o transmit and recei5e digital signal using =re7uency Shi#t ;eying 'o

transmit and recei5e digital signal using Phase Shi#t ;eying (BPS; and >PS;

< 'o understand Pulse Code Modulation to digiti?e s&eech signal @ 'o

understand time di5ision multi&le"ing and de2multi&le"ing 'o 9m&lement

Di6erential &ulse code modulation and demodulation 1/ 'o understand the

conce&t o# Delta Modulation and to achie5e the Delta Modulation De2

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Modulation. 11 'o understand Error Detection and Correction codes 1%

Simulation e"ercises on digital communication techni7ues