Fundamentals of signal processing

... Introduction to Fundamentals of Signal Processing What is Digital Signal Processing? To understand what is Digital Signal Processing (DSP) let’s examine what does each of its words mean Signal is ... (onedimensional signal) , or space (2-D or 3-D signal) Signals exist in several types In the real-world, most of signals are continuous-time or analog signals that have value...

Ngày tải lên: 08/06/2016, 20:41

... the 2-D filter and underlying image as the filter slides from left-to-right/top-to-bottom In the Fourier domain, this convolution is equivalent to multiplying the, now 2-D, Fourier transforms of ... k=−∞ l=−∞ The notion of low-pass, band-pass, and high-pass filtering extends naturally to two-dimensional images Shown in Figure 7.1 is a simplified decomposition of the 2-D Fourier domain par...

Ngày tải lên: 05/06/2014, 11:40

... through three transformation steps: the hierarchy flattening transformation, the HSDF transformation, and the DAG transformation (see Section 3.3.2) These transformations prepare the graph for the static ... description that can be used during the whole signal processing design cycle DIF is designed as an extensible repository of representation, analysis, transformation, and scheduli...

Ngày tải lên: 21/06/2014, 20:20

... computers The goal of this manipulation can be divided into three categories: • Image Processing • Image Analysis • Image Understanding image in → image out image in → measurements out image in → high-level ... 2: Illustration of various types of image operations Image Processing Fundamentals 2.2.2 Types of neighborhoods Neighborhood operations play a key role i...

Ngày tải lên: 30/10/2015, 17:45

... } } 110 DSP FUNDAMENTALS AND IMPLEMENTATION CONSIDERATIONS Figure 3.19 Quantizing 16-bit data (top-left) into 12-bit (bottom-left), 8-bit (top-right), and 6-bit (bottom-right) Figure 3.20 Example ... 108 DSP FUNDAMENTALS AND IMPLEMENTATION CONSIDERATIONS Start Algorithm analysis and C program implementation Rewrite C program to emulate DSP device DSP assembly pr...

Ngày tải lên: 19/10/2013, 23:15

... conceptualizing the impact of filters on signals As discussed in Chapter 3, there are two basic types of digital filters: FIR filters and IIR filters An FIR filter of length L can be represented ... p 5:1 :10a† !m ˆ !a !b , H(w) 1 w wa Figure 5.3 wm wb Magnitude response of bandpass filter with narrow bandwidth 188 DESIGN AND IMPLEMENTATION OF FIR...

Ngày tải lên: 23/10/2013, 22:15

... Introduction Complexity theory of computation attempts to determine how “inherently” difficult are certain tasks For example, how inherently complex is the task of computing an inner product of ... the proof is a slight extension of the previous case So far intuition proved accurate In complexity theory one learns early on to be skeptical of intuitions An early surprising r...

Ngày tải lên: 25/10/2013, 02:15

... direct-form structure In practical implementations of digital IIR filters, the cascade form is preferred 268 DESIGN AND IMPLEMENTATION OF IIR FILTERS Example 6.9: Given the second-order IIR filter ... the fourth-order Butterworth IIR Table 6.3 /* List of floating-point C implementation of IIR filter exp6a.c À Direct-form II IIR function implementation in fl...

Ngày tải lên: 28/10/2013, 05:15

... P22 P22 · ν1 − P12 · ν2 , t P22 · Q1 − P12 · Q2 I ν1 I , t = √ =√ 2 P22 P11 · P22 − P12 P22 P11 · P22 − P12 (2.22) Then C12 − C22 = 2 P11 P22 Q2 − P22 Q2 + P22 P12 Q1 Q2 − P12 Q2 2 P22 P11 P22 ... Overview of the Handbook This handbook is organized into three complementary parts: neural network fundamentals, neural network solutions to statistical signal processin...

Ngày tải lên: 12/12/2013, 23:15

... currently associate editor of the Journal of VLSI Signal Processing He is a founding member of the Neural Network Signal Processing Technical Committee of the IEEE Signal Processing Society and served ... chapter provides an overview of the topic of this handbook — neural networks for signal processing The chapter first discusses the definition of a neural...

Ngày tải lên: 12/12/2013, 23:15

... mark options Indicator Point type Indicator - plus + star dotted -: circle * o dash-dot - x-mark x dashed 456 APPENDIX B: INTRODUCTION OF MATLAB FOR DSP APPLICATIONS Table B.2 Color options Symbol ... the name of a variable in the workspace and the name of a 460 APPENDIX B: INTRODUCTION OF MATLAB FOR DSP APPLICATIONS variable it created In additi...

Ngày tải lên: 25/01/2014, 19:20

... 470 APPENDIX C: INTRODUCTION OF C PROGRAMMING FOR DSP APPLICATIONS C program (Source) Preprocessor Compiler Assembly code Assembler Object code Linker (loader) Libraries Execution Data ... b‡a is assigned to c 476 APPENDIX C: INTRODUCTION OF C PROGRAMMING FOR DSP APPLICATIONS The modulus operator is useful in implementing a circular pointer for si...

Ngày tải lên: 25/01/2014, 19:20