Vishwakarma Institute of Technology B.E. (Electronics)
Vishwakarma Institute of Technology B.E. (Electronics) Vishwakarma Institute of Technology B.E. (Electronics)
Bansilal Ramnath Agarwal Charitable Trust’s Vishwakarma Institute of Technology, Pune – 411 037 Department of Electronics Engineering FF No. : 654 EC30102 :: DIGITAL COMMUNICATION Credits: 03 Teaching Scheme: - Theory 3 Hrs/Week Prerequisites: Fourier series, Fourier transform, probability theory, Analog communication Objectives: To study- • The basics of Sampling Theorem & Aliasing Effect • Digital Communication Techniques • Spread Spectrum Techniques • Mapping with PEO : 1,2,3,6,7,8,9 Unit I Sampling & Waveform Coding (8 Hrs) A Introduction to digital communication, Sampling, reconstruction, ideal sampling, Flat top & Natural Sampling Aliasing, Aperture effect. Pulse code modulation & reconstruction, Quantization noise, Companded PCM, Delta modulation, Adaptive delta modulation, Differential PCM, ISI and eye diagram. B. LPC and Line Coding, equalizers. Unit II Digital modulation techniques (8 Hrs) A. Digital modulation techniques such as Binary Phase Shift Keying, Quadrature Phase Shift Keying, M-Ary PSK , Quadrature Amplitude Shift Keying, Binary Frequency Shift Keying, M-Ary Frequency Shift Keying, Minimum Shift Keying B. Differential Phase Shift Keying, Differentially encoded PSK , Gaussian Minimum Shift Keying. Unit III (8 Hrs) Detection & Performance Analysis Of Digital Signal A.Base Band signal receiver ,Derivation for Error prob of int. & dump Filter, Optimum Filter, white noise matched filter, probability error of match filter, correlation, FSK, PSK, non- coherent detection of FSK, DPSK, QPSK, Calculation of error probability for BPSK & BFSK , Signal Space to calculate Probability of error. B Correlator receiver. Structure & Syllabus of B.E (Electronics ) Program – Pattern ‘C11’, Rev01, dt. 2/4/2011 10
Bansilal Ramnath Agarwal Charitable Trust’s Vishwakarma Institute of Technology, Pune – 411 037 Department of Electronics Engineering Unit IV (8 Hrs) Spread Spectrum A. Pusedo-random Sequence, Direct Sequence Spread Spectrum Phase Shift Keying block details & mathematical treatment , Power Spectrum Density curves, Jamming margin and processing gain, Probability of error, Frequency Hop Spread Spectrum. B. applications of DSSSPSK and FHSS Unit V Introduction to Link Design and Link Budget Analysis (8 Hrs) A. CDMA,TDMA,FDMA, Kepler’s Laws, Satellite orbits, Satellite system link models, Satellite system parameters and link budget. B. Geostationary satellites Text Books 1. Taub Schilling, ‘Principles of communication system’, Tata McGraw Hill, 2 nd Edition 2 . B.Sklar , ‘Digital Communication’, Pearson, 2 nd edition ….. Reference Books 1. Simon Haykin , ‘Digital Communications’, Wiley Publications, 4 th edition 2. Carlson , ‘Communication System’, McGrawHill, 4 th edition Structure & Syllabus of B.E (Electronics ) Program – Pattern ‘C11’, Rev01, dt. 2/4/2011 11
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Bansilal Ramnath Agarwal Charitable Trust’s<br />
<strong>Vishwakarma</strong> <strong>Institute</strong> <strong>of</strong> <strong>Technology</strong>, Pune – 411 037<br />
Department <strong>of</strong> <strong>Electronics</strong> Engineering<br />
Unit IV<br />
(8 Hrs)<br />
Spread Spectrum<br />
A. Pusedo-random Sequence, Direct Sequence Spread Spectrum Phase Shift Keying<br />
block details & mathematical treatment , Power Spectrum Density curves, Jamming<br />
margin and processing gain, Probability <strong>of</strong> error, Frequency Hop Spread Spectrum.<br />
B. applications <strong>of</strong> DSSSPSK and FHSS<br />
Unit V<br />
Introduction to Link Design and Link Budget Analysis<br />
(8 Hrs)<br />
A. CDMA,TDMA,FDMA, Kepler’s Laws, Satellite orbits, Satellite system link models,<br />
Satellite system parameters and link budget.<br />
B. Geostationary satellites<br />
Text Books<br />
1. Taub Schilling, ‘Principles <strong>of</strong> communication system’, Tata McGraw Hill, 2 nd<br />
Edition<br />
2 . B.Sklar , ‘Digital Communication’, Pearson, 2 nd edition …..<br />
Reference Books<br />
1. Simon Haykin , ‘Digital Communications’, Wiley Publications, 4 th edition<br />
2. Carlson , ‘Communication System’, McGrawHill, 4 th edition<br />
Structure & Syllabus <strong>of</strong> B.E (<strong>Electronics</strong> ) Program – Pattern ‘C11’, Rev01, dt. 2/4/2011<br />
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