# Digital Signal Processing Notes Pdf September 2019

Digital Signal Processing: You can download the Study materials and notes for Digital Signal Processing in PDF files from the official website.

# Digital Signal Processing Books

We are informing the third year B-tech students that the Books and Study materials for Digital Signal Processing are available on the official website. We had updated many Books on several subjects so that candidates can choose the books they want and start preparing for the examination. In this article, we are going to discuss Digital Signal Processing. This course aims to provide students with a knowledge of digital signal processing ideas and theories which are applied for analyzing, designing as well as performing discrete-time signals and systems.

# Digital Signal Processing Books 2018

Digital signal processing (DSP) relates to several techniques for increasing the accuracy and reliability of digital communications. The method behind DSP is quite complicated. DSP works by clarifying, or standardizing, the levels or states of a digital signal. We here are providing you with all the necessary materials which will be beneficial for you at the time of preparation. The detailed synopsis is available on the web. Candidates can download that and follow according to it so that the learning process will be natural.

# Digital Signal Processing Syllabus- B.Tech Elective Subject

OBJECTIVES:
• To study DFT and its computation
• To study the design techniques for digital filters
• 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 the design of analog Butterworth and Chebyshev Filters, Frequency transformation in analog 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 Ant symmetric FIR filters – Linear phase FIR filters – Design using Hamming, Henning, and Blackman 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 –

##### UNIT -V

Overflow error – Round off noise power – limit cycle oscillations due to product round off and overflow errors – signal scaling

##### UNIT -VI: 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.

OUTCOMES:
• The ability to apply knowledge of Mathematics, science, and engineering
• An ability to design and conduct experiments and interpret data
• An ability to design a system, component or process to meet desired needs within realistic constraints such as economic, environmental, social, political, ethical, health and safety, manufacturability, and sustainability
• The  ability to function as part of a multi-disciplinary team

# List of Reference Books for Digital Signal Processing

• John G Proakis and Manolakis, “Digital Signal Processing Principles, Algorithms and Applications”, Pearson, Fourth Edition, 2007.
• S.Salivahanan, A. Vallavaraj, C. Gnanapriya, Digital Signal Processing, TMH/McGraw HillInternational, 2007
• E.C. Ifeachor and B.W. Jervis, ” Digital signal processing – A practical approach”, Second edition, Pearson, 2002.
• S.K. Mitra, Digital Signal Processing, A Computer Based approach, Tata Mc GrawHill, 1998.
• P.P.Vaidyanathan, Multirate Systems & Filter Banks, Prentice Hall, Englewood Cliffs, NJ, 1993.
• Johny R. Johnson, Introduction to Digital Signal Processing, PHI, 2006.

• Compute the DFT for the sequence {1, 2, 0, 0, 0, 2, 1, 1}. Using radix -2 DIF FFT and radix -2 DIT- FFT algorithm.
•  Derive the equation to implement a butterfly structure In DIT FFT algorithm.
•  State and prove time convolution property of Z-Transforms.
• Obtain the impulse response of the digital filter to correspond to an analog filter with impulse response ha(t) = 0.5 e-2t and with a sampling rate of 1.0kHz using impulse invariant method.
•  Compare bilinear transformation and impulse invariant mapping.
• Explain the decimation and interpolation process with an example. Also, find the spectrum.
• The sequence x(n)=[0,2,4,6,8] is interpolated using interpolation sequence bk =[1/2,1,1/2] and the interpolation factor is 2.find the interpolated sequence y(m).
•  Describe the multiplier/adder unit of TMS320c54xx processor with a neat block diagram.
•  What are interrupts? What are the classes of interrupts available in the TMS320C5xx processor?

We have updated all the necessary materials for the preparation for the third year engineering examination. Candidates can download the Notes and Study Materials in Pdf format for free from the web or can purchase it directly. The Study Materials prepared by Professionals will be a life savior for those who don't have time to cover the whole syllabus. Make sure that you share this link with your friends so that these books will be helpful for them also.

Candidates can keep in touch with our website for more information on Digital Signal Processing Books.