elastic waves in solids applications to signal processing
Real-Time Digital Signal Processing - Chapter 9: Practical DSP Applications in Communications
Ngày tải lên :
06/11/2013, 18:15
... generator
; with 1024±point cosine table range(0Àp)
;
; Prototype: void cos_sin(int, int *, int *)
; Entry: arg0: T0 À a (alpha)
; arg1: AR0 À pointer to cosine
; arg2: AR1 À pointer to sine
.def ... of dual tones can be implemented by using two sinewave generators
connected in parallel. Each sinewave generator can be realized using the polynomial
approximation technique introduced in Section ... sine
.def _cos_sin
.ref tab_0_PI
.sect "cos_sin"
SINEWAVE GENERATORS AND APPLICATIONS
401
9
Practical DSP Applications in
Communications
There are many DSP applications that are used in our...
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Digital Signal Processing and Applications with the C6713 and C6416 DSK (Topics in Digital Signal Processing) pot
Ngày tải lên :
15/03/2014, 17:20
... 5,up to 35*/
{
gain = gain_parameter; /*vary gain of sine*/
}
FIGURE 1.6. GEL file to slide through different gain values in the sine generation program
(gain.gel).
FIGURE 1.7. Slider window ... generated has
increased. Press the up-arrow key again to continue increasing the slider,
incrementing by 5 up to 30. The amplitude of the sine wave should be about
2.5V p-p with a gain value set ... Software Pipelining 98
3.20 Constraints 99
3.20.1 Memory Constraints 99
3.20.2 Cross-Path Constraints 99
3.20.3 Load/Store Constraints 100
3.20.4 Pipelining Effects with More Than One
EP within an FP...
- 543
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- 1
The Scientist and Engineer's Guide to Digital Signal Processing Second Edition
Ngày tải lên :
13/09/2012, 10:21
... Continuous Signal Processing 243
DIGITAL FILTERS
Chapter 14. Introduction to Digital Filters 261
Chapter 15. Moving Average Filters 277
Chapter 16. Windowed-Sinc Filters 285
Chapter 17. Custom ... science and engineering is done, and there is no better
example of this than Digital Signal Processing.
In the early 1980s, DSP was taught as a graduate level course in electrical engineering.
A decade ... person making the application.
Extensive and detailed testing is essential where incorrect functioning could result in personal injury or damage to
property. The material in this book is intended...
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Introduction to Digital Signal Processing and Filter Design
Ngày tải lên :
13/09/2012, 10:21
... Sons, Inc.
32
x
CONTENTS
9.1.7 Control Flow 402
9.1.8 Edit Window and M-file 403
9.2 Signal Processing Toolbox 405
9.2.1 List of Functions in Signal Processing Toolbox 406
References 414
Index ... shown
in Figure 1.16; if so, what are the advantages of digital signal processing instead
of analog signal processing, even though digital signal processing requires more
circuits compared to analog ... purpose of
signal processing is to modify the given signal such that the quality of information
is improved in some well-defined meaning. For example, in mixing consoles for
recording music, the...
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Introduction to Digital Signal Processing and Filter Design - Introduction
Ngày tải lên :
29/09/2013, 21:20
... biomed-
ical applications is staggering. Included are X-ray machines, MRI, PET scanning,
bone scanning, CT scanning, ultrasound imaging, fetal monitoring, patient moni-
toring, and ECG and EEC mapping. ... by the input signals. This also leads us to develop methods for
designing these systems such that the information contained in the input signals
is improved.
We define a continuous-time signal ... limitations in digital signal processing in
comparison with analog signal processing. By looking at the two circuit config-
urations in Figures 1.16 and 1.17, it is obvious that the digital signal...
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Real-Time Digital Signal Processing - Chapter 1: Introduction to Real-Time Digital Signal Processing
Ngày tải lên :
17/10/2013, 14:15
... sineTable[BUF_SIZE]
{0x0000,0x000f,0x001e,0x002d,0x003a,0x0046,0x0050,0x0059,
0x005f,0x0062,0x0063,0x0062,0x005f,0x0059,0x0050,0x0046,
0x003a,0x002d,0x001e,0x000f,0x0000,0xfff1,0xffe2,0xffd3,
0xffc6,0xffba,0xffb0,0xffa7,0xffa1,0xff9e,0xff9d,0xff9e,
0xffa1,0xffa7,0xffb0,0xffba,0xffc6,0xffd3,0xffe2,0xfff1 };
int in_ buffer[BUF_SIZE];
int out_buffer[BUF_SIZE];
int Gain;
void main()
{
int i,j;
Gain 0x20;
22
INTRODUCTION TO REAL-TIME DIGITAL SIGNAL PROCESSING
Table 1.3 Linker command ... ability to follow
changes in the input signal is limited by its internal clock rate, so that it may be slow to
respond to sudden changes in the input signal.
The dual-slope ADC uses an integrator ... the C55x
tools should be set up during the CCS installation process. We will need to add
search paths in order to include files and libraries that are not included in the
C55x tools directories,...
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Real-Time Digital Signal Processing - Chapter 2: Introduction to TMS320C55x Digital Signal Processor
Ngày tải lên :
19/10/2013, 23:15
... direct, indirect, and
absolute addressing modes. In the following experiment, we will write a subroutine
int exp2b_3(int *Ai, int *Xi) to perform the dot product using indirect
addressing mode, ... is
passed to the calling function by T0.
5. Write an assembly routine int exp2b_4(int *Ai, int *Xi) using the indirect
addressing mode in conjunction with parallel instructions and repeat instructions
to ... (Electronic)
4. The final result after left shifting, rounding, and maybe saturation, is stored into the
data memory pointed at by the pointer AR1.
5. Pointer AR1 is automatically incremented by 1.
2.6.4...
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Complexity Theory of Transforms in Signal Processing
Ngày tải lên :
25/10/2013, 02:15
... A simple way to derive this is
by setting X
0
to be the top left 2 × 2 minor of the matrix with x
j
entries in the above equation, X
1
to be its bottom left 2 × 2 minor, and observing that
R
X
0
−X
1
X
1
X
0
R
−1
=
ρ( ... A(X) are linear combinations of
n indeterminates x
1
, , x
n
and y is a vector of n indeterminates y
1
, , y
n
. When one factor is
a fixed element in an extension field, the entries in A(X) are ... important in complexity theory. (Historically, in the early days multiplications were
indeed much more expensive than additions.)
Algebras of polynomials are important in signal processing; filtering...
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Real-Time Digital Signal Processing - Chapter 7: Fast Fourier Transform and Its Applications
Ngày tải lên :
28/10/2013, 05:15
... of data samples with an N-point FFT to obtain the complex
array X[N].
± Multiply H and X in frequency domain to obtain Y.
± Perform N-point IFFT to find the time-domain filtered sequence.
± Add ... a saving in computation when N is large after only
one stage of splitting signals into even and odd sequences. If we continue with this
process, we can break up the single N-point DFT into log
2
N ... spectrum of a signal of length L can be computed using an N-point FFT. If
L < N, we must increase the signal length from L to N by appending N À L zero
samples to the tail of the signal.
To compute...
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Tài liệu An Introduction to Statistical Signal Processing ppt
Ngày tải lên :
16/01/2014, 16:33
... and analyzing signal
processing applications such as detecting, classifying, and estimating data.
Minimum mean squared nonlinear and linear estimation of scalars and vec-
tors is treated in some ... of spinning
a pointer inside a circle and the discrete experiment of flipping a coin.
A Uniform Spinning Pointer
Suppose that Nature (or perhaps Tyche, the Greek Goddess of chance) spins
a pointer ... spins
a pointer in a circle as depicted in Figure 2.1. When the pointer stops it can
✫✪
✬✩
✻
0.0
0.5
0.250.75
Figure 2.1: The Spinning Pointer
point to any number in the unit interval [0, 1)
∆
=...
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- elastic waves in solids free download
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- elastic waves in solids download
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