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Course Detail

Course Name Intelligent Signal Processing for Advanced Wireless Systems
Course Code 25WN601
Program M.Tech. Wireless Networks & Applications (Specialising in IoT, AI, 5G, Blockchain) (For Working Professionals & Regular Students)
Semester 1
Credits 3
Campus Amritapuri

Syllabus

Unit 1

Linear Algebraic Signal Models and System Representation 

Normed spaces, inner product spaces, and Hilbert spaces, Linear independence, orthogonality, orthonormal basis, Eigenvalues, eigenvectors, and Singular Value Decomposition (SVD), Linear Time-Invariant (LTI) systems: convolution and impulse response, Signal subspaces and state-space/difference equation-based system modeling. 

Unit 2

Spectral Signal Characterization and Discrete-Time System Analysis 

Fourier Transform (Continuous-Time Fourier Transform (CTFT), Discrete-Time Fourier Transform (DTFT), Discrete Fourier Transform (DFT ): Definition and their properties, Z-Transform, Inverse Z-Transform and their properties: region of convergence, stability, causality, Transfer functions of LTI systems, Hilbert Transform, analytic signals, and complex envelopes. Power and energy spectral density, Parseval’s theorem, Sampling theory: aliasing, anti-aliasing, and reconstruction filters, Multirate processing: interpolation and decimation techniques. 

Unit 3

Time-Frequency Localization and Multiresolution Analysis 

Short-Time Fourier Transform (STFT) and spectrogram computation, Limitations of fixed-resolution Fourier methods, Continuous Wavelet Transform (CWT) and Discrete Wavelet Transform (DWT), Time-frequency localization and multiresolution signal analysis, Wavelet filter banks, decomposition levels, and signal denoising strategies. 

Unit 4

Advanced Digital and Adaptive Filtering Techniques 

Design and implementation of digital IIR and FIR filters, Kalman filtering for state estimation and prediction in time-series, Wiener filtering for optimal signal estimation in noisy environments, Adaptive filtering algorithms -Least Mean Squares (LMS), Recursive Least Squares (RLS), Median and nonlinear filters for robust artifact suppression in physiological and environmental data.  

Laboratory: Sampling, Spectral and Discrete Analysis, Time-Frequency Techniques, and Filtering Methods Applied to Real-World Signal Processing. 

Objectives and Outcomes

Course Outcome Statement (CO) 

CO No. 

Course Outcome 

CO1 

Apply mathematical signal modeling concepts to represent and analyze sensor data. 

CO2 

Perform spectral and time-frequency analyses to extract features from sensor signals. 

CO3 

Apply sampling theory, multirate signal processing, and advanced filtering to optimize sensor data acquisition and enhancement. 

CO4 

Design and implement signal preprocessing pipelines using MATLAB/Python for intelligent decision-making in real-world sensor applications. 

 

CO – PO Affinity Map 

PO 

PO1 

PO2 

PO3 

PO4 

PO5 

PO6 

PO7 

PO8 

PO9 

PO10 

PO11 

PO12 

PS01 

PSO2 

PSO3 

CO 

CO1 

– 

– 

– 

– 

– 

– 

– 

CO2 

– 

– 

– 

– 

– 

– 

– 

CO3 

– 

– 

– 

– 

– 

1- 

– 

– 

CO4 

– 

– 

– 

– 

– 

– 

– 

 

3-strong, 2-moderate, 1-weak 

Text Books / References

  1. A.V. Oppenheim, A.S. Willsky, Signals and Systems, 2nd Edition, Pearson Education, 1997. 
  2. S. Haykin, Adaptive Filter Theory, 5th Edition, Pearson, 2013.
  3. P. P. Vaidyanathan, Multirate Systems and Filter Banks, 1st Edition, Prentice Hall, 1993.
  4. S. Mallat, A Wavelet Tour of Signal Processing: The Sparse Way, 3rd Edition, Academic Press, 2008.
  5. K.P. Soman, K.I. Ramachandran, Insight into Wavelets: From Theory to Practice, 3rd Edition, PHI Learning, 2010.
  6. Simon Haykin and Barry Van Veen, Signals and Systems, 2nd Edition, Wiley, 2007.
  7. Proakis & Manolakis, Digital Signal Processing: Principles, Algorithms and Applications, 4th Edition, Pearson, 2006.
  8. Sophocles J. Orfanidis, Introduction to Signal Processing, US Edition, Prentice Hall, 1995.

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