Basics of Signals and Systems 
                               Gloria Menegaz 
                               AA 2013-2014 
           Gloria Menegaz                                     1 
                                                                         Didactic materia l
                        •      Textbook 
                                 –    Signal Processing and Linear Systems, B.P. Lathi, CRC Press 
                        •      Other books 
                                 –    Signals and Systems, Richard Baraniuk’s lecture notes, available on line 
                                 –    Digital Signal Processing (4th Edition) (Hardcover), John G. Proakis, Dimitris K 
                                      Manolakis  
                                 –    Teoria dei segnali analogici, M. Luise, G.M. Vitetta, A.A. D’Amico, McGraw-Hill 
                                 –    Signal processing and linear systems, Schaun's outline of digital signal 
                                      processing 
                        •      All textbooks are available at the library 
                        •      Handwritten notes will be available on demand 
                             Gloria Menegaz                                                                                                                             2 
                                               Signals&Systems 
                                       Input signal                           Output signal 
                                                             System 
               amplitude                              Linear time invariant           |amplitude| 
                                                         systems (LTIS) 
                                              time 
                                                                                                      frequency 
                                                      LTIS perform any kind 
                                                       of processing on the 
                                                      input data to generate 
                                                            output data 
                   Gloria Menegaz                                                                            3 
                                                                                              Contents 
                                                            Signals                                                                            Systems 
                           •      Signal classification and                                                     •      Linear Time-Invariant Systems 
                                  representation                                                                         –     Time and frequency domain analysis 
                                     –    Types of signals                                                               –     Impulse response 
                                     –    Sampling theory                                                                –     Stability criteria 
                                     –    Quantization                                                          •      Digital filters 
                           •      Signal analysis                                                                        –     Finite Impulse Response (FIR) 
                                     –    Fourier Transform                                                     •      Mathematical tools 
                                              §   Continuous time, Fourier series,                                      –     Laplace Transform 
                                                   Discrete Time Fourier Transforms, 
                                                   Windowed FT                                                                    §   Basics 
                                     –    Spectral Analysis                                                              –     Z-Transform 
                                                                                                                                  §   Basics 
                                                                                                                          
                                                              Applications in the domain of Bioinformatics 
                                Gloria Menegaz                                                                                                                                               4