EC450 Analog and Digital Filter Design

Course Name: 

EC450 Analog and Digital Filter Design


B.Tech (ECE)


Programme Specific Electives (PSE)

Credits (L-T-P): 

(3-1-0) 4


Introduction to filters and filter specifications. The Butterworth, Chebyshev, Elliptic, and Bessel filters and their realization, Frequency transformations, Analog filter design. Sampling; the Digital filter problem. IIR Filter design using the impulse invariant and bilinear transformation methods. The poles and zeros of the Butterworth and Chebyshev digital filter equivalents. Realization of Digital IIR filters Tradeoffs between aliasing and complexities of Analog filter realizations Direct design of IIR filters. FIR Filter Design: Exactly linear phase filters. Windowing methods. Kaiser window and its properties. Filter design using Kaiser window, Frequency sampling, Optimal FIR Filter design, Real-time implementation of digital filters – coefficient quantisation and finite word length effects.


A.Ambardar, Analog and Digital Signal Processing, Brooks Cole, 1999.
Ifeachor and Jervis, DSP – A practical approach, Pearson, 2002
Sanjit K. Mitra, Digital Signal Processing : A computer based Approach, TMH, 2002
Andreas Antoniou, Digital Filter Design, TMH


Electronics and Communication Engineering(ECE)

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Prof. N. Shekar V. Shet, Professor and Head, 
Department of ECE, NITK, Surathkal
P. O. Srinivasnagar,
Mangalore - 575 025 Karnataka, India.

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