Anna University
B.E. / B.Tech Degree Examination
Seventh Semester
Computer Science Engineering
CS73 / CS2403 - Digital Signal Processing (DSP)
B.E. / B.Tech Degree Examination
Seventh Semester
Computer Science Engineering
CS73 / CS2403 - Digital Signal Processing (DSP)
Scanned Notes for Unit 4
DSP - Digital Signal Processing commonly coined as degree stopping paper by students is a tough subject for CSE department and IT department students of Anna University.
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Contents of this notes:
4.1 Introduction
- 4.1.1 LTI System as Frequency Selective Filters
4.2 Characteristic of Practical Frequency Selective Filters
4.3 Structures for Realization of the FIR Filter
- 4.3.1 Direct Form Realization
- 4.3.2 Cascade Form Realization
- 4.3.3 Linear Phase Realization
- 4.3.4 Lattice Structure of an FIR Filter
- 4.3.4.1 Conversion of Lattice Coefficients to Direct form filter Coefficients
- 4.3.4.2 Conversion of Direct Form FIR Filter Coefficients to Lattice Coefficients
4.4 FIR Fillers
- 4.4.1 Characteristics of FIR Filters with Linear Phase
- 4.4.1.1 Phase Delay and Group Delay
- 4.4.2 Frequency Response of Linear Phase FIR Filter
- 4.4.2.1 Symmetric impulse Response of the Linear Phase FIR Filters When N is Odd
- 4.4.2.2 Symmetric impulse Response of the Linear Phase FIR Filters When N is Even
- 4.4.2.3 Frequency Response of Linear Phase FIR Filters when Impulse Response is Anti-Symmetric When N is Odd
- 4.4.2.4 Frequency Response of Linear Phase FIR Filters when Impulse Response is Anti-Symmetric When N is Even
4.5 Design Techniques lor Linear Phase FIR Filters
- 4.5.1 Fourier Series Method of FIR Filter Design
- 4.5.2 Window Method
- 4.5.2.1 Rectangular Window
- 4.5.2.2 Raised Cosine Window
- 4.5.2.3 Hanning Window
- 4.5.2.4 Hamming Window
- 4.5.2.5 Blackman Window
- 4.5.2.6 Kaiser Window
- 4.5.3 Frequency Sampling Method
Solved Problems on section 4.5
4th Unit Summary
2 Mark Question and Answers
16 Mark ans 8 Marks Questions (Unsolved)
- 4.1.1 LTI System as Frequency Selective Filters
4.2 Characteristic of Practical Frequency Selective Filters
4.3 Structures for Realization of the FIR Filter
- 4.3.1 Direct Form Realization
- 4.3.2 Cascade Form Realization
- 4.3.3 Linear Phase Realization
- 4.3.4 Lattice Structure of an FIR Filter
- 4.3.4.1 Conversion of Lattice Coefficients to Direct form filter Coefficients
- 4.3.4.2 Conversion of Direct Form FIR Filter Coefficients to Lattice Coefficients
4.4 FIR Fillers
- 4.4.1 Characteristics of FIR Filters with Linear Phase
- 4.4.1.1 Phase Delay and Group Delay
- 4.4.2 Frequency Response of Linear Phase FIR Filter
- 4.4.2.1 Symmetric impulse Response of the Linear Phase FIR Filters When N is Odd
- 4.4.2.2 Symmetric impulse Response of the Linear Phase FIR Filters When N is Even
- 4.4.2.3 Frequency Response of Linear Phase FIR Filters when Impulse Response is Anti-Symmetric When N is Odd
- 4.4.2.4 Frequency Response of Linear Phase FIR Filters when Impulse Response is Anti-Symmetric When N is Even
4.5 Design Techniques lor Linear Phase FIR Filters
- 4.5.1 Fourier Series Method of FIR Filter Design
- 4.5.2 Window Method
- 4.5.2.1 Rectangular Window
- 4.5.2.2 Raised Cosine Window
- 4.5.2.3 Hanning Window
- 4.5.2.4 Hamming Window
- 4.5.2.5 Blackman Window
- 4.5.2.6 Kaiser Window
- 4.5.3 Frequency Sampling Method
Solved Problems on section 4.5
4th Unit Summary
2 Mark Question and Answers
16 Mark ans 8 Marks Questions (Unsolved)
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