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About This Book
" f, v$ B/ B; `4 XThis is not a book about how to use LabVIEW or even a book on learning digital
5 A5 t- k1 J' r& A3 Msignal processing (DSP). Instead it is more of a practical guide on how to enable
$ K) s- s$ {- VLabVIEW to tackle some real-world DSP and communication problems. This( `, L) R* d7 M0 R0 V9 \
book assumes that the reader has a good grasp of many of the complex issues
$ I y" j. I, d0 I) v7 E. w1 Cencountered in DSP and digital communications and also is at least skilled
/ ]1 R8 n( J% Yenough in LabVIEW to build a VI. When necessary, the book will dive into the
1 O( Y0 h* [/ kheart of signal processing topics and their implications will be explored. Certain
: S! w7 O* N `. Q5 I0 Z- xtopics will be explained in enough detail so that the reader will know there is1 O# Z! H0 Q) n, X9 J5 l
no hand waving or mystery involved. This material is meant to bridge the gap8 ]) r/ f3 S# P. b# U
between obtaining theoretical knowledge and actually exercising that knowledge.+ y5 B g! W- S4 i: v: v% S
LabVIEW provides us with an excellent set of tools for examining all sorts1 e1 E7 F/ w5 \: `0 v6 W
of DSP and digital communication topics. Its graphical nature allows us to' \$ j: |7 P* x) Y
quickly and efficiently get to the core of a communication problem without all
/ ~8 J0 P- X4 Z9 [+ a4 r( t# Othe overhead that generally accompanies a digital communication system. This
) K5 \3 C) r) ubook will start out at the beginning of the DSP realm—sampling a signal. The4 `3 A" D) P& E% l. g
intermediate chapters will cover some basic building blocks and the final chapters6 h2 T1 R" J* U; p6 g
will put it all together as a digital communication system.9 d; E) I% t, s: h: h2 s& r3 B
Alot of signal processing books start out describing what a discrete time9 Z& b) ], ?. T6 A% @
sequence is, the advantages of DSP over analog methods, and the like. This
0 v. f+ ^, F4 \9 C. @book skips all that and assumes that you already know enough about DSP to
) D, c `2 U, ?get started and you probably have some very good references regarding where5 ^: g. d" g; o8 i4 T
to go when you do not understand something. Instead this book focuses on
: q) E0 H+ r8 _putting that DSP knowledge to work using LabVIEW. Also, at the end of each
1 i9 n- Z* l8 A! s8 a: Pchapter is a list of references for the specific topics covered in that chapter. Of4 L8 ~* a; L3 U9 C# H
course the reader is encouraged to look at those references for any concept that/ z2 J0 t9 ~# z ]
is not quite clear. If your DSP is a little rusty, or if you are new to the topic, a, [, R j" K, X' s. v7 ^7 n& q
good starting place would be to read Understanding Digital Signal Processing8 v# l5 `/ P. z" F
by Rick Lyons before moving to the more advanced texts such as Discrete-Time
( G4 H' o3 D4 C) U: ?8 [Signal Processing by Oppenheim and Schafer. The book by Lyons should give you
1 f, p8 ]7 e. @, I$ v% |3 n7 Ia good intuitive feel for many complicated DSP subjects while the Oppenheim* X4 v5 [7 v3 U+ J1 I. `
and Schafer book will give you all the gory details on how and why.0 v3 k. M4 v- u. H) L: E" \
.....
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发表于 2017-2-16 14:20
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