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Analeg Digital Communlcahen
DATE
3 3 k Telephone
IkHz Radio
TTans mitev ReCei ner
In
ouinatior Encodon Decoclor Det-
Somce
Chamne
Fesdback
Fig Bleckdliegram o mn unitat
Syfem
Comntunicaton typu
paint
Broaocasting
Paint Jo
Communicanbp sustcenelzuniCbesicpm
Txansmite
KeceineA
Channsd
Feedbock.
epsng e. Tmporctondt Port)
o cem o
LommUnicafen
I u i s
a
at a dutanic.
C o n
n e y i g m i n a g e .
0R
ohenLwOxd Co minicai
RGhaging
Tn
baric pro Ce
i he
wefesd inJetrnaion
Claniceton Communcation bad
ranmi ssion Media
Gn
Line Com municaion
The Media rannmis sion i a
conductor called
ine
paun
Trann ma ssion
Ex- Shck wreJibhe opha
kach o Commbnicahen
WiTelem menage
Taansm fed
jhngh bgelecho
magnch
RaduoComi
nmuniCah
ranamis sionaCatelife d
bia
open SpAle2
wae called
Radio
et
Llwsipzaien o anmunicaien based
ednalagy
HnalogCommunltahen
Tn thi tpee om municaieh in
which Ihe
mehage r inlounaton Signal
be renaitted Cnaleg in natme
Pigita Communitahen
In hi pe Cemmunicahee
he mem age Si9 nad be tranam-ed
in nahue.
Type ignal:
Anadag Signod
Sgnal
CGnhnuou Signa
igital
Piscate Signals
i Hnaleg lgnal tteun uny valu
vwalue
Pioa talsighal=inie ho lemel an
Continuo w signal Pefine Kale
ENMey
nme anel
Discefe signal-PseefeYalue onye
laaleg Cninuuo cipnol
A
laalag dlibcnete sighad
3v
2
Piaited LonpinuomSignade
2
T
igtal 2isoet signal
Undimilad inlinie
2 3
hduantaae e 2igital 2we Baale
L e m p a a i c a h e
1. S euve he p0 me betseern huo Consecuin
Sampla
2 Pre ride moxeSlcuiy
Signal.
Digital
design
3
System C 9enotaly
e a s i e t o
Tn loimahon stonage
p.assi bla
hccuhaCH
duing oanuni Ss ian.
precis ion anL gLefeA
6 Opeaafion may be
ps0A mmod,
Digitad cisuull les cfe.d by noise
DisadeandageeDigitalapa
Paalagciguaal
Extre circuitry
Pnaleg to Pigital
Bnaleg conerteu.
atsegpiised dike
Digital to
Reguinement Synchunisahon.
A
www.nere
Modulation ATE
300 H2
3300 lz.
CVeiefugucng
Bh
Height oPotennd
A
A=riooAs
3X-13Ha
Sec
A 25km
3x
1
lo0 m
Madulaben
be defincd.as
modulahion mcy
by cuhich 9ome chanachouche
pro ce
n own
sighal
vauied acarding fo ia
Valua
Casjie
anolhuSignal
inttantaneoud
r Ocun medudahng signal
A
Need Modudehen
ultipleaing
semifaneowly rannmiss bn 9
multiple
channel us
eve a Single
muly lhaing
memagE
known
frcur1milted withou modulah he
Signal channel wil
ona anotho
ditfaentannelnage Sagnal onea
Inkerfa ce wilh
10 kH
10 kHz
35 mHp
9:4mH2
Huisht_aAntanaa
dixecy
Heaht ef Artema
preporienal cwoelengh a nal
Ar
3 3/0e
3x l&
lo S
10 m Joo Km
A 3 lo'mls
3x )06 mhz
J00 m
ALass2ubandn4
F So H
Fn J0_kHz
Rat HhteJek - ao
2 0 6
M10KS el
1MEfo
Mo dulah'en
Simulay
Conhnuuo Wome Plulse
PRM PiwMTPM PeM
eM
Linean tngularlPhor)
(horplituoe) M
Diga
Mo dulat
FM P
freg Phx
DSB sB-se$SB VS
Pnaloy Madtuesthon
ContiuQ Roclulahen
LOCAA2
Caien cune Rqatian
elt)= EcaLwt+o)
Sinmgadal Wone m
Cao ine w ome
elt)=E
Ca we t +o)
e t ) =
2 dmpli tude vaie wjth he
menaJe
tnphtud Modudchon a
modudahen po
in which anmplitude ofthe CAuye
acordiy Np ha
veieol
instantan ee u alue modalasing
ignal.
kageebasedulahen
Modulahen preten in uhith
ng l of he caslecwO
vauieng
according o thenutantrneoie
of a madulong Signad u Known
a jntanfaneouw
valne
raluo madalahi
sigtcd
vaulleng then
Aegpen oymadukahen
I phone M Vauying
moduleben
phou e
MOpVLATING 4V
STáNA2v
e Ct) En Car wnt
ChRRIEFR
wnVE
MODVLATLD
SI6NA
Jange Caies
M
The Standaudeauahonlon
AM
m Ecoluet fCt)to Wt
Co lwe t
)Cas wet
whens
ECt)Cnotwn Cn elope
fhe coxne
Bound width
hange frguen
Banduiclth
the handwidth
Signal manage signal)
T h e
e AM uie
of the pene bend
Wa 2EM
FM> man Com pOnor ethe s
BaDE ßond U
Sigmal
DATE
2 Madulakeaiadez (Ma
Thi actor clse
dpth
moalulahen modaltian fadh=
n eisn ol m0dalalion
dipe
Ma=L.
Ee
E
adhea
deted at he
The Signal
oridy ip En
Menage
en han epual
Lm
1
Case
a 1
Enwelep dletech
Ma&1
1,Thom only d
Case E > Ma-1
phare
C e e t L = PMa1.
brerrétt preniono 9A_uil
Ca l e t
E
= E e Wet +Ma Wt
flt)
Tim domein
F CW)
Cowestd hond
>LSB
US Uppe s iede band
Jreamihy amah.
3 K12, O 3 KH 2
6KH2
wE A 2 F
2Wn
W 8kHz
Voi'a channel
Wm
F
w
- Wm
Timt domaip
-3kH 3KHz
C
- Wc
Time emain
(-we) (-m)GWP
-(we t,) WtWn)
sGE NO
DATE
DiitalG pmmSy fero
singh cuptes
tnolop
Prinupb omn:Jy
Jptem
tad ehioilii
Taub s
<h tlir
Comm:Sytfem b Simenhacken
N
Toue Lintaince in B
Filte a pauicdar devica which
Sgn.al
UST
Sv
VESB Vestg
zeedin-
elaisicn Bond
Content in e7 Sign.al
(t Fetmwet 4t(t)a wl.
PpM
Cai e
Pe w e ( P )
po uen (p) ke
Cenieu
mean sqmasevaue b he a i e
Jeum
T-1 caswtdutz
2
2
LE Casw dwt
2
Pe E2
da bond pauer(P
Ps t)Con Wet
f4)cas "Wt rda t
2T
2
+CawoJin
2
2
dwt dt
2 2
fCt Cos2ut
2 2
clt
men ECar d, t]
2 2
En
4
En /2
2
8
Totalpoues = 2
P L
L
2
2 E
P 1 Pa
Pe 1M
P
2
E t ma
2
n a
J e
J +ma
2

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ADC SUBJECT - Modulation part 1

  • 1. Analeg Digital Communlcahen DATE 3 3 k Telephone IkHz Radio TTans mitev ReCei ner In ouinatior Encodon Decoclor Det- Somce Chamne Fesdback Fig Bleckdliegram o mn unitat Syfem Comntunicaton typu paint Broaocasting Paint Jo Communicanbp sustcenelzuniCbesicpm Txansmite KeceineA Channsd Feedbock. epsng e. Tmporctondt Port)
  • 2. o cem o LommUnicafen I u i s a at a dutanic. C o n n e y i g m i n a g e . 0R ohenLwOxd Co minicai RGhaging Tn baric pro Ce i he wefesd inJetrnaion Claniceton Communcation bad ranmi ssion Media Gn Line Com municaion The Media rannmis sion i a conductor called ine paun Trann ma ssion Ex- Shck wreJibhe opha kach o Commbnicahen WiTelem menage Taansm fed jhngh bgelecho magnch RaduoComi nmuniCah ranamis sionaCatelife d bia open SpAle2 wae called Radio et
  • 3. Llwsipzaien o anmunicaien based ednalagy HnalogCommunltahen Tn thi tpee om municaieh in which Ihe mehage r inlounaton Signal be renaitted Cnaleg in natme Pigita Communitahen In hi pe Cemmunicahee he mem age Si9 nad be tranam-ed in nahue. Type ignal: Anadag Signod Sgnal CGnhnuou Signa igital Piscate Signals i Hnaleg lgnal tteun uny valu vwalue Pioa talsighal=inie ho lemel an Continuo w signal Pefine Kale ENMey nme anel Discefe signal-PseefeYalue onye
  • 4. laaleg Cninuuo cipnol A laalag dlibcnete sighad 3v 2 Piaited LonpinuomSignade 2 T
  • 5. igtal 2isoet signal Undimilad inlinie 2 3 hduantaae e 2igital 2we Baale L e m p a a i c a h e 1. S euve he p0 me betseern huo Consecuin Sampla 2 Pre ride moxeSlcuiy Signal. Digital design 3 System C 9enotaly e a s i e t o Tn loimahon stonage p.assi bla hccuhaCH duing oanuni Ss ian. precis ion anL gLefeA 6 Opeaafion may be ps0A mmod, Digitad cisuull les cfe.d by noise
  • 6. DisadeandageeDigitalapa Paalagciguaal Extre circuitry Pnaleg to Pigital Bnaleg conerteu. atsegpiised dike Digital to Reguinement Synchunisahon. A
  • 7. www.nere Modulation ATE 300 H2 3300 lz. CVeiefugucng Bh Height oPotennd A A=riooAs 3X-13Ha Sec A 25km 3x 1 lo0 m
  • 8. Madulaben be defincd.as modulahion mcy by cuhich 9ome chanachouche pro ce n own sighal vauied acarding fo ia Valua Casjie anolhuSignal inttantaneoud r Ocun medudahng signal A Need Modudehen ultipleaing semifaneowly rannmiss bn 9 multiple channel us eve a Single muly lhaing memagE known frcur1milted withou modulah he Signal channel wil ona anotho ditfaentannelnage Sagnal onea Inkerfa ce wilh 10 kH 10 kHz 35 mHp 9:4mH2
  • 9. Huisht_aAntanaa dixecy Heaht ef Artema preporienal cwoelengh a nal Ar 3 3/0e 3x l& lo S 10 m Joo Km A 3 lo'mls 3x )06 mhz J00 m ALass2ubandn4 F So H Fn J0_kHz Rat HhteJek - ao 2 0 6 M10KS el 1MEfo
  • 10. Mo dulah'en Simulay Conhnuuo Wome Plulse PRM PiwMTPM PeM eM Linean tngularlPhor) (horplituoe) M Diga Mo dulat FM P freg Phx DSB sB-se$SB VS Pnaloy Madtuesthon ContiuQ Roclulahen LOCAA2 Caien cune Rqatian elt)= EcaLwt+o) Sinmgadal Wone m
  • 11. Cao ine w ome elt)=E Ca we t +o) e t ) = 2 dmpli tude vaie wjth he menaJe
  • 12. tnphtud Modudchon a modudahen po in which anmplitude ofthe CAuye acordiy Np ha veieol instantan ee u alue modalasing ignal. kageebasedulahen Modulahen preten in uhith ng l of he caslecwO vauieng according o thenutantrneoie of a madulong Signad u Known a jntanfaneouw valne raluo madalahi sigtcd vaulleng then Aegpen oymadukahen I phone M Vauying moduleben phou e
  • 13. MOpVLATING 4V STáNA2v e Ct) En Car wnt ChRRIEFR wnVE MODVLATLD SI6NA
  • 14. Jange Caies M The Standaudeauahonlon AM m Ecoluet fCt)to Wt Co lwe t )Cas wet whens ECt)Cnotwn Cn elope fhe coxne Bound width hange frguen Banduiclth the handwidth Signal manage signal) T h e e AM uie of the pene bend Wa 2EM FM> man Com pOnor ethe s BaDE ßond U Sigmal
  • 15. DATE 2 Madulakeaiadez (Ma Thi actor clse dpth moalulahen modaltian fadh= n eisn ol m0dalalion dipe Ma=L. Ee E adhea deted at he The Signal oridy ip En Menage en han epual Lm 1
  • 16. Case a 1 Enwelep dletech Ma&1 1,Thom only d Case E > Ma-1 phare
  • 17. C e e t L = PMa1. brerrétt preniono 9A_uil Ca l e t E = E e Wet +Ma Wt
  • 18. flt) Tim domein F CW) Cowestd hond >LSB US Uppe s iede band Jreamihy amah. 3 K12, O 3 KH 2 6KH2 wE A 2 F 2Wn W 8kHz Voi'a channel
  • 19. Wm F w - Wm Timt domaip -3kH 3KHz C - Wc Time emain (-we) (-m)GWP -(we t,) WtWn)
  • 20. sGE NO DATE DiitalG pmmSy fero singh cuptes tnolop Prinupb omn:Jy Jptem tad ehioilii Taub s <h tlir Comm:Sytfem b Simenhacken N
  • 21. Toue Lintaince in B Filte a pauicdar devica which Sgn.al UST Sv VESB Vestg zeedin- elaisicn Bond
  • 22. Content in e7 Sign.al (t Fetmwet 4t(t)a wl. PpM Cai e Pe w e ( P ) po uen (p) ke Cenieu mean sqmasevaue b he a i e Jeum T-1 caswtdutz 2 2 LE Casw dwt 2
  • 23. Pe E2 da bond pauer(P Ps t)Con Wet f4)cas "Wt rda t 2T 2 +CawoJin 2 2 dwt dt 2 2 fCt Cos2ut 2 2 clt men ECar d, t] 2 2 En 4 En /2 2
  • 24. 8 Totalpoues = 2 P L L 2 2 E P 1 Pa Pe 1M P 2
  • 25. E t ma 2 n a J e J +ma 2