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Digital Communications_ Fundam...

资料介绍
Digital Communications_ Fundamentals And ApplicationsSS EE C COONNDD EE D D II T T II O ON N

Fundamentals and Applications
ther From o es rc u o s el Chann ls symbo ation Inform source ge Messa ls symbo
el Chann encode Multip lex ass Bandp te modula ncy Freque spread

le Multip access

X M T

Pulse te modula

Forma

t

Source encode

Encryp

t

gi (t) ui
Digital nd baseba rm fo e v wa

si (t)
Digital ass bandp rm fo e v a w el Chann e impuls se respon

hc(t)

Digital input

C h a n n e l

mi
Digital output

Bit stream

Synchtion roniza

z (T ) i

r (t)
ncy Freque ad despre le Multip access R C V

i m
el Chann decode iplex Demult Detect

ulate Demod le p & Sam

Forma

t

Source decode

Decryp

t

el Chann ls symbo

atio Inform sink

n

ge Messa ls o b m y s

r To othe s ation destin

BERNARD SKLAR

the Companion CD

Concise DSP Tutorial
ROBE……
Digital Communications_ Fundam...
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