WB 12th result 2017, UP Board Intermediate result 2017, UP High School result 2017, Anna University results 2017, Maharashtra SSC result 2017, HSC result 2017, UP 12th result 2017, UP 10th result 2017, West Bengal High School result 2017, WB 10th result 2017
• 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
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
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
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
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
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