Real-Time Digital Signal Processing - Chapter 4: Frequency Analysis
Real-Time Digital Signal Processing - Chapter 4: Frequency Analysis
... section?180 FREQUENCY ANALYSIS 4 Frequency Analysis Frequency analysis of any given signal involves the transformation of a time-domain signal into its frequency components. The need for describing a signal ... aperiodic signals,the frequency analysis of discrete-timeaperiodic signals involves the Fourier transform of the time-domain signal. In previoussections,we have used the z-transform to obtain the frequency ... continuous-timeperiodic signals and the Fourier transform for finite-energy aperiodic signals. In thissection,we will repeat similar developments for discrete-time signals. The discrete-timesignals...
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Real-Time Digital Signal Processing - Chapter 1: Introduction to Real-Time Digital Signal Processing
... 1Introduction to Real-Time Digital Signal Processing Signals can be divided into three categories ± continuous-time (analog) signals,discrete-time signals, and digital signals. The signals that ... use digital filters.10INTRODUCTION TO REAL-TIME DIGITAL SIGNAL PROCESSING Analoginput− ΣSigmaDelta1-bitB-bit1-bitDAC1-bitADC∫+ Digital decimatorFigure 1.6 A block of a sigma-delta ... designwould need to be changed. Real-Time Digital Signal Processing. Sen M Kuo, Bob H LeeCopyright # 2001 John Wiley & Sons LtdISBNs: 0-4 7 0-8 413 7-0 (Hardback); 0-4 7 0-8 453 4-1 (Electronic)which are...
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Real-Time Digital Signal Processing - Chapter 2: Introduction to TMS320C55x Digital Signal Processor
... applications, andexperiments. Real-Time Digital Signal Processing. Sen M Kuo, Bob H LeeCopyright # 2001 John Wiley & Sons LtdISBNs: 0-4 7 0-8 413 7-0 (Hardback); 0-4 7 0-8 453 4-1 (Electronic)There are ... unit(IU)Two 24-bit data-write address buses (EAB, FAB)24-bit program-read address bus (PAB)32-bit program-read data bus (PB)Three 16-bit data-read data buses (BB, CB, DB) Three 24-bit data-read address ... of -g, -k, and -s, are the same assetting the compiler options as -gks. The two-letter operations can also be combined ifthey have the same first letter. For example, setting -pl, -pk, and -pi...
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Real-Time Digital Signal Processing - Chapter 3: DSP Fundamentals and Implementation Considerations
... */}}EXPERIMENTS OF FIXED-POINT IMPLEMENTATIONS109Figure 3.19 Quantizing 16-bit data (top-left) into 12-bit (bottom-left), 8-bit (top-right), and6-bit (bottom-right)Figure 3.20 Example ... signal x(t) into digital form x(n).The input signal is first sampled to obtain the discrete-time signal x(nT). Each x(nT)value is then encoded using B-bit wordlength to obtain the digital signal ... 0:&3:1:2This signal is very convenient for describing a causal (or right-sided) signal xnfor n ! 0. Causal signals are the most commonly encountered signals in real-time DSP systems.Sinusoidal signals...
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Real-Time Digital Signal Processing - Chapter 5: Design and Implementation of FIR Filters
... briefly introduced in Chapter 6. Real-Time Digital Signal Processing. Sen M Kuo, Bob H LeeCopyright # 2001 John Wiley & Sons LtdISBNs: 0-4 7 0-8 413 7-0 (Hardback); 0-4 7 0-8 453 4-1 (Electronic)1. ... beenpreviously combined. A digital filter is a mathematical algorithm implemented in hard-ware, firmware, and/or software that operates on a digital input signal to produce a digital output signal for achieving ... The time-invariant infinite impulse response (IIR) filters will be discussedin Chapter 6, and the time-varying adaptive filters are introduced in Chapter 8.The process of deriving the digital...
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Real-Time Digital Signal Processing - Chapter 6: Design and Implementation of IIR Filters
... that possesses a Fourier Real-Time Digital Signal Processing. Sen M Kuo, Bob H LeeCopyright # 2001 John Wiley & Sons LtdISBNs: 0-4 7 0-8 413 7-0 (Hardback); 0-4 7 0-8 453 4-1 (Electronic)for(j ... iir.c, epx6a.c, signal_ gen2.c and sine.asm to the project.The lowpass filter iir()will attenuate high -frequency components from the input signal generated by the signal generator signal_ gen2(), ... floating-point implementation needs the floating-point math library func-tions that use fixed-point hardware to realize floating-point operations. In order toimprove the performance, fixed-point...
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Real-Time Digital Signal Processing - Chapter 7: Fast Fourier Transform and Its Applications
... forDSP implementations. Real-Time Digital Signal Processing. Sen M Kuo, Bob H LeeCopyright # 2001John Wiley & Sons LtdISBNs: 0-4 7 0-8 413 7-0 (Hardback); 0-4 7 0-8 453 4-1 (Electronic)7.5.3 Experiment ... Construct the signal- flow diagram of FFT for N 16 using the decimation-in-time methodwith bit-reversal input.8. Construct the signal- flow diagram of FFT for N 8 using the decimation-in -frequency method ... separating the time-domain sequence into succes-sively smaller sets, the resulting algorithm is referred to as a decimation-in-time algo-rithm. In the decimation-in -frequency algorithm, the frequency...
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Real-Time Digital Signal Processing - Chapter 8: Adaptive Filtering
... techniquesfor processing and analyzing them. Real-Time Digital Signal Processing. Sen M Kuo, Bob H LeeCopyright # 2001 John Wiley& Sons LtdISBNs: 0-4 7 0-8 413 7-0 (Hardback); 0-4 7 0-8 453 4-1 (Electronic)x(n) ... unnecessarilyslow or introduce excess MSE. If the signal is non-stationaryand real-time tracking capabilityis crucial for a given application, then use alarger m. If the signal is stationaryand convergence ... desired signal d(n) to generate the error signal for the LMSalgorithm.An equalizer for a one-dimensional baseband system has real input signals and filtercoefficients. However, for a two-dimensional...
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Real-Time Digital Signal Processing - Chapter 9: Practical DSP Applications in Communications
... echoes exist in both the full-duplex dial-up tele-phone networks and hands-free telephones. For a full-duplex telephone communica-tion, there exists the near-end and far-end data echoes. The adaptive ... filters are used to remove the out-of-band signals. The transmit filter and receive filter shown in Figure 9.22 are chosen tobe square-root raised-cosine pulse-shape frequency response FIR filters. ... far-end signal x(n) is absent. (2) We must alsoworry about the quality of adaptation over the large dynamic range of far-end signal power. (3) The adaptive process benefits when the far-end signal...
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lecture chapter 4 frequency domain processing
... d]=size(f);P=(a+c )-1 ;Q=(b+d )-1 ;g=imfilter(f,w,'conv',0,'full')F=fft2(f, P, Q );W=fft2(w, P, Q);G=W.*F;G=real(ifft2(G))),(),(),(),( vuFvuHyxhyxf⇔∗ Chapter4 Frequency Domain Processing Image ... the Frequency DomainFiltering in the frequency domaing =0 0 0 0 0 0 00 0 0 0 0 0 00 0 1 2 3 0 00 0 4 5 6 0 00 0 7 8 9 0 00 0 0 0 0 0 00 0 0 0 0 0 0G =0.0000 -0 .0000 -0 .0000 0.0000 -0 .0000 ... N) computes meshgrid frequency matrices U and% V. U and V are useful for computing frequency- domain filter% functions that can be used with DFTFILT. U and V are both M-by-N.% Set up range of...
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