Digital Signal Processing Notes (DSP)

Digital Signal Processing Notes (DSP)

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DSP Complete Notes

UNIT I

INTRODUCTION: Introduction to Digital Signal Processing: Discrete time signals & sequences, linear shift invariant systems, stability, and causality. Linear constant coefficient difference equations. Frequency domain representation of discrete time signals and systems.

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UNIT II

DISCRETE FOURIER SERIES: DFS representation of periodic sequences, Properties of discrete Fourier series, Discrete Fourier transforms: Properties of DFT, linear convolution of sequences using DFT, Computation of DFT :Over-lap Add method , Over-lap Save method, Relation between DTFT,DFS,DFT and Z-Transform.

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UNIT III

FAST FOURIER TRANSFORMS: Fast Fourier transforms (FFT) – Radix-2 decimation in time and decimation in frequency FFT Algorithms, Inverse FFT, and FFT with general Radix- N

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Notes 2: DSP unit – 3 Download here

 

UNIT IV

REALIZATION OF DIGITAL FILTERS: Applications of Z – transforms, solution of difference equations of digital filters,System Function,Stability Criterion, Frequency response of stable systems, Realization of digital filters- Direct, Canonic.,Cascade and Parallel forms.

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UNIT V

IIR DIGITAL FILTERS: Analog filter approximations – Butter worth and Chebyshev, Design of IIR Digital filters from analog filters,Step and Impulse invariant techniques, Bilinear transformation method, Spectral transformations.

DSP unit – 5 Download here

Notes 2: DSP unit – 5 Download here

 

 

UNIT VI

FIR DIGITAL FILTERS : Characteristics of FIR Digital Filters, frequency response. Design of FIR Filters:Fourier Method, Digital Filters using Window Techniques, Frequency Sampling technique, Comparison of IIR & FIR filters.

DSP unit – 6 Download here

Notes 2: DSP unit – 6 Download here

 

UNIT VII

MULTIRATE DIGITAL SIGNAL PROCESSING: Introduction,Down sampling,Decimation, Upsampling,interpolation, sampling rate conversion,conversion of band pass signals,concept of resampling,Applications of multi rate signal processing.

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Notes 2: DSP unit – 7 Download here

 

UNIT VIII

FINITE WORD LENGTH EFFECTS : Limit cycles, Overflow oscillations, Round-off noise in IIR digital filters,Computational output round off noise, Methods to prevent overflow, Trade off between round off and overflow noise,Measurement of coefficient quantization effects through pole-zero movement,Dead band effects.

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TEXT BOOKS: Digital Signal Processing Notes | DSP Notes | DSP Pdf notes

  1. Digital Signal Processing, Principles, Algorithms, and Applications: John G. Proakis, Dimitris G. Manolakis, Pearson Education / PHI, 2007.
  2. Discrete Time Signal Processing – A.V.Oppenheim and R.W. Schaffer, PHI
  3. Fundamental of Digital Signal Processing – Loney Ludeman,John Wiley ,2009.

Reference Books: Digital Signal Processing Notes | DSP Notes | DSP Pdf notes

  1. Digital Signal Processing: – Fundamentals and Applications – Li Tan , Elsevier,2008
  2. Fundamentals of Digital Signal Processing using Matlab-Robert J Schilling,Sandra L Harris ,Thomson.2007.
  3. DSP-S Salivahanan,A . Vallavaraj and C.Gnanapriya,TMH,2009.
  4. Discrete Systems and Digital Signal Processing with MATLAB- Taan S. EIAli,CRC press,2009
  5. Digital Signal Processing – A Practical approach , Emmanuel C. Ifeachor and Barrie W. Jervis, 2nd edition , Pearson Education , 2009

Note :- These notes are according to the r09 Syllabus book of JNTUH.In R13 ,8-units of R09 syllabus are combined into 5-units in r13 syllabus.Click here to check all the JNTU Syllabus books 

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