Digital Signal Processing : A MATLAB-Based Tutorial Approach

by Leis, John

• ISBN13: 9780863802768
• ISBN10: 0863802761
• Format: Paperback
• Copyright: 2002-07-01
• Publisher: Research Studies Pr Ltd

Summary

Key features of the book are: - Suitable for course text; - Presents an introduction to the area of digital signal processing; essentially the key to understanding speech, visual and aural signals in multimedia; - Provides a 'hands-on' approach to present signal processing theory in the context of practical applications.

Table of Contents

Editorial Foreword	v
Preface	vii
Acknowledgements	ix
What is Signal Processing?	1	(8)
Learning Outcomes	2	(1)
Digital Signal Processing and its Applications	3	(1)
Speech & Audio Signal Processing	4	(1)
Image Processing	5	(1)
Sources of Interesting Signals	6	(1)
Overview of Learning Objectives	7	(2)
MATLAB for Signal Processing	9	(26)
What is it?	9	(1)
Starting	10	(1)
Basic Constructs	11	(1)
Interactive Use	11	(3)
Testing & Looping	14	(2)
Functions & Variables	16	(5)
Plotting & Graphing	21	(2)
Loading & Saving Data	23	(4)
Multidimensional Arrays	27	(2)
Bitwise Operators	29	(1)
Vectorizing Code	30	(2)
Using MATLAB for Processing Signals	32	(3)
Digital Processing of Signals	35	(30)
Processing Signals using Computer Algorithms	35	(2)
Sampling & Quantization	37	(4)
A/D and D/A Conversion	41	(1)
Amplitude Quantization	42	(1)
Image Quantization & Display	43	(6)
Aliasing	49	(1)
Reconstruction & Interpolation	50	(2)
Polynomial Interpolation	52	(5)
Block Diagrams & Difference Equations	57	(5)
Practical Issues & Computational Efficiency	62	(3)
Random Signals	65	(24)
Random and Deterministic Signals	65	(3)
Random Number Generation	68	(1)
Statistical Parameters	69	(1)
Probability Functions	70	(5)
Common Distributions	75	(2)
Continuous and Discrete Variables	77	(3)
Signal Characterization	80	(2)
Histogram Operators	82	(5)
Histogram Equalization	82	(2)
Histogram Specification	84	(3)
Median Filters	87	(2)
Representing Signals & Systems	89	(32)
Discrete-Time Waveform Generation	89	(7)
Direct Calculation Approach	90	(2)
Lookup Table Approach	92	(1)
Recurrence Relations	93	(3)
The z Transform	96	(9)
z-1 as a Delay Operator	97	(1)
z Transforms and Transfer Functions	98	(1)
Difference Equation & z Transform Examples	99	(6)
Poles, Zeros and Stability	105	(7)
Transfer Functions and Frequency Response	112	(1)
Vector Interpretation of Frequency Response	113	(3)
Convolution	116	(5)
Correlation Analysis of Signals	121	(18)
Developing the Concept	121	(1)
Correlation of a Signal	122	(7)
Correlation of Some Common Signals	129	(1)
Applications of Correlation	130	(9)
Signal Extraction	131	(2)
System Identification	133	(1)
Image Pattern Recognition	134	(3)
Flow Measurement	137	(2)
Frequency Component Analysis of Signals	139	(54)
Fourier Series	139	(7)
How Do the Fourier Series Coefficient Equations Come About?	146	(1)
Phase Shifted Waveforms	147	(3)
The Fourier Transform	150	(21)
Continuous Fourier Transform	150	(2)
Discrete-Time Fourier Transform	152	(1)
Discrete Fourier Transform	153	(2)
Coding the DFT Equations	155	(2)
The Fourier Series and the Discrete Fourier Transform	157	(1)
DFT Examples in MATLAB	158	(13)
Aliasing in Discrete-Time Sampling	171	(3)
The FFT as a Sample Interpolator	174	(2)
Sampling a Signal over a Finite Time Window	176	(2)
Time-Frequency Distributions	178	(3)
Buffering and Windowing	181	(2)
The Fast Fourier Transform (FFT)	183	(10)
Manual Fourier Transform Calculations	184	(2)
FFT Derivation via Decimation in Time	186	(7)
Filtering Signals	193	(20)
Filtering Concepts	193	(7)
Direct Method	200	(10)
Frequency-Sampling Method	210	(1)
Ideal Reconstruction Filter	210	(3)
Appendix A Texts & Internet Resources	213	(2)
Texts	213	(1)
Internet Resources	214	(1)
Index	215