EC2302 DIGITAL SIGNAL PROCESSING SYLLABUS | ANNA UNIVERSITY ECE 5TH SEMESTER SYLLABUS REGULATION 2008 2011-2012 BELOW IS THE ANNA UNIVERSITY FIFTH SEMESTER BE ELECTRONICS AND COMMUNICATION ENGINEERING DEPARTMENT SYLLABUS IT IS APPLICABLE FOR ALL STUDENTS ADMITTED IN THE YEAR 2011-2012 (ANNA UNIVERSITY CHENNAI,TRICHY,MADURAI,TIRUNELVELI,COIMBATORE), 2008 REGULATION OF ANNA UNIVERSITY CHENNAI AND STUDENTS ADMITTED IN ANNA UNIVERSITY CHENNAI DURING 2009
AIM
To study the signal processing methods and processors.
OBJECTIVES
To study DFT and its computation
To study the design techniques for digital filters
To study the finite word length effects in signal processing
To study the non-parametric methods of power spectrum estimations
To study the fundamentals of digital signal processors.
UNIT I DISCRETE FOURIER TRANSFORM 9
DFT and its properties, Relation between DTFT and DFT, FFT computations using
Decimation in time and Decimation in frequency algorithms, Overlap-add and save
methods
UNIT II INFINITE IMPULSE RESPONSE DIGITAL FILTERS: 9
Review of design of analogue Butterworth and Chebyshev Filters, Frequency
transformation in analogue domain – Design of IIR digital filters using impulse invariance
technique – Design of digital filters using bilinear transform – pre warping – Realization
using direct, cascade and parallel forms.
UNIT III FINITE IMPULSE RESPONSE DIGITAL FILTERS 9
Symmetric and Antisymmetric FIR filters – Linear phase FIR filters – Design using
Hamming, Hanning and Blackmann Windows – Frequency sampling method –
Realization of FIR filters – Transversal, Linear phase and Polyphase structures.
UNIT IV FINITE WORD LENGTH EFFECTS 9
Fixed point and floating point number representations – Comparison – Truncation and
Rounding errors - Quantization noise – derivation for quantization noise power –
coefficient quantization error – Product quantization error - Overflow error – Roundoff
noise power - limit cycle oscillations due to product roundoff and overflow errors - signal
scaling
UNIT V MULTIRATE SIGNAL PROCESSING 9
Introduction to Multirate signal processing-Decimation-Interpolation-Polyphase
implementation of FIR filters for interpolator and decimator -Multistage implementation of
sampling rate conversion- Design of narrow band filters - Applications of Multirate signal
processing.
L: 45, T: 15, TOTAL= 60 PERIODS
52
TEXT BOOKS
1. John G Proakis and Manolakis, “ Digital Signal Processing Principles, Algorithms
and Applications”, Pearson, Fourth Edition, 2007.
2. S.Salivahanan, A. Vallavaraj, C. Gnanapriya, Digital Signal Processing,
TMH/McGraw Hill International, 2007
REFERENCES
1. E.C. Ifeachor and B.W. Jervis, “ Digital signal processing – A
practicalapproach”,Second edition, Pearson, 2002.
2. S.K. Mitra, Digital Signal Processing, A Computer Based approach, Tata
Mc GrawHill, 1998.
3. P.P.Vaidyanathan, Multirate Systems & Filter Banks, Prentice Hall, Englewood
cliffs, NJ, 1993.
4. Johny R. Johnson, Introduction to Digital Signal Processing, PHI, 2006.
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