Digital Signal Processing 
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Contents
Chapters Pages  1 
Applications of Digital Signal Processing 2938  29 
Discrete Time Systems  41 
Frequency Donain Characterization or DiscreteTime  92 
Frequency Analysis of Signals 133157  133 
Discrete Fourier Transform 158242  158 
Digital Processing of Continuous Signals 245292  245 
Digital Filter Structures 295319  295 
Digital Filter Design 320340  320 
Examination Question Papers 341358  341 
359  
Common terms and phrases
A/D converter aliasing analog filter analog signal band bilinear transformation Block diagram representation Butterworth filter Chebyshev filter circular convolution coefficients continuous time signal decimation defined Determine difference equation digital filter digital signal processing direct form discrete time signal discretetime signal discretetime system Find FIR filter FIR system form realization form structure Fourier series Fourier transform frequency response fundamental period given impulse invariance method impulse response integer inverse ztransform linear convolution longer sequence lowpass filter LTI system magnitude response multiplication Nl Nl Npoint DFT obtained ofx(n output sequence pass filter passband periodic signal point DFT poles Problem quantization sampled signal sampling rate sequence x(n shift shown in Fig signal x(n solution spectrum stage of computation stopband system described system function timeinvariant transfer function X(co x(nT xx(n yh(n zplane ztransform zero