Stasiun Bumi Dan Prinsip Kerjanya

8/18/2019 Stasiun Bumi Dan Prinsip Kerjanya

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TA IUN BUM I, FUNG I DAN PRIN IP KERJANYADALA M I TEM TRAN MI I ATELIT

SIGIT KUMARYANTO


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I. SISTEM TRANSMISI SATELIT (STS)

I.1 LATAR BELAKANG ADANYA STSI.2 KOFIGURASINYA I.3 CARA KERJANYA

I.3.1 STASIUN BUMINYA

I.3.2 SATELIT KOMUNIKASINYA I.4 ALOKASI FREKUENSINYA


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I.1 LATAR BELAKANG ADANYA STS

Sis !" T#$%s"isi S$ !&i '$ $ $*!*$ %+$!#- %/si % * "!%+$"'$i*$% i%-0#"$si$#i s$ *0 $ *! *0 $ +$%/ &$i%%+$. Di"$%

i%-0#"$si !#s! is$ '!" i $#$$%!&!'0%, $ $ $% &$i% &$i%%+$ +$%/

i*i#i"*$% "!&$& i -#!* !%si #$ i0/!&0" $%/ "i*#0.


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I.2 KOFIGURASI SISTEM TRANSMISI SATELIT

Satelit

Stasiun Bumi

Stasiun Bumi Stasiun Bumi

Stasiun Bumi


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Di$/#$" &0* S $si % B "i $%S$ !&i

BAND PASSFILTER

LOW NOISE AMPLIFIER MIXER

POWER AMPLIFIER

BAND PASSFILTER

LOCALOSCILLATOR

PEMROSESBASE BAND

PERANGKATPEMANCAR

PEMROSESBASE BAND

PERANGKATPENERIMA

MULTI

PLEX

HPA LNA

ANTENA

G!" # G!"


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I.3.1 CARA KERJA SATSIUN BUMI

ARA KIRIM

ARA TERIMA


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• ARA KIRIM

A% !%%$) M!"'#0s!s si/%$& B$s! B$% +$%/ i !#i"$ $#i" & i'&!5 "!%6$ i si/%$& IF (0&! P!"#0s!s B$s! B$% )

M!"'#0s!s si/%$& IF "!%6$ i si/%$& RF (0&! P!#$%/*$P!"$% $#)M!%/ $ *$% si/%$& RF s!s $i $+$ +$%/ ii%/i%*$% $%*!" i$% i !# s*$% *! A% !%%$ (0&! i/ P0 !# A"'&i-i!#)M!"$% $#*$% si/%$& RF !%/$% &! $# i $%/ -#!* !%si 7G 8 *! S$ !&i K0" %i*$si (0&!


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• ARA TERIMA

M!%!#i"$ si/%$& RF $#i S$ !&i !%/$% &! $# i $%/ 4 G(0&! A% !%%$)M!%/ $ *$% si/%$& RF s!s $i !%/$% *!i%/i%%$%*!" i$% i !# s*$% *! P!#$%/*$ P!%!#i"$ (0&! L0N0is! A"'&i-i!#)M!"'#0s!s si/%$& RF "!%6$ i si/%$& IF (0&! P!#$%/*$P!%!#i"$)M!"'#0s!s si/%$& IF +$%/ i !#i"$ "!%6$ i si/%$& B$s!B$% s!&$%6 %+$ i !# s*$% i M & i'&!5 (0&! P!"#0sB$s! B$% )


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I.3.2 CARA KERJA SATELIT KOMUNIKASI

ARA TERIMA

ARA KIRIM


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• ARA TERIMA

M!%!#i"$ si/%$& RF $# SB $% i !# s*$% "!&$& i B$%P$ss Fi& !# *! L0 N0is! A"'&i-i!# (0&! A% !%%$)M!%/ $ *$% si/%$& RF +$%/ *!" i$% i !# s*$% *!

$/i$% Mi5!# (0&! LNA)M!% $"' # si/%$& RF 9.:29 7.429 M 8 !%/$% -#!* !%si'!% $"' # 2.229 M 8 s! i%//$ i'!#0&! si/%$& RF

!%/$% &! $# i $%/ -#!* !%si $% $#$ 3.;


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• ARA KIRIM

M!%/ $ *$% si/%$& RF 3.;


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I.4 ALOKASI FREK>ENSI

Sis !" T#$%s"isi S$ !&i "!%// %$*$%-#!* !%si i $ $ 1< G 8 ?

$. Bi $%/ -#!* !%si 7 G 8 (9.:29 7.429 M 8)i/ %$*$% s! $/$i -#!* !%si '$% $# $#i S $si %

B "i *! S$ !&i $% is! @F#!* !%si U'&i%*@

. Bi $%/ -#!* !%si 4 G 8 (3.;


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L! $# i $%/ -#!* !%si +$%/ i/ %$*$%i $&$" Sis !" T#$%s"isi S$ !&i $ $&$

9


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I I. TA IUN BU M I

II.1 MACAM MACAM STASIUN BUMIII.1.1 S $si % P!%/!% $&i U $"$II.1.2 S $si % B "i B!s$#II.1.3 S $si % B "i S! $%/II.1.4 S $si % B "i K! i&

II.1.9 S $si % B "i Mi%iII.2 JENIS SB BERDASARKAN FUNGSINYA

II.2.1 S $si % P!%/!% $&i U $"$

II.2.2 S $si % B "i


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II.1.2 STASIUN BUMI BESAR

TX

RX

HPA

LNA

T$

SCPC

CATU DA%A

MUXT

AI

L

LI

NK

ANT &' M


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II.1.3 STASIUN BUMI SEDANG

SCPC

T$

RCR

HPA

LNA

CATU DA%A

T

A

I

L

L

I

N

K

ANT &' M


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II.1.4 STASIUN BUMI KECIL

SCPC

T$

RCR

HPA

LNA

CATU DA%A

T

A

I

L

L

I

NK

ANT ( M


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II.1.9 STASIUN BUMI MINI

SCPC

T$

RCR

HPA

LNA

CATU DA%A

T

A

I

L

L

IN

K

ANT ( M


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II.2.1 SATSIUN PENGENDALI UTAMA

II.2.1.1 DEFINISIis! 6 /$ M$s !# C0% #0& S $ i0% (MCS),!#- %/si s! $/$i '!%/!% $&i s$ !&i 6 /$

s! $/$i '!%/!% $&i *0" %i*$si s!& # sis !"!&!*0" %i*$si !%/$% s$ !&i *0" %i*$si, &0*$sii Ci i%0%/


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II.2.1.2 BLOK DIAGRAM SPU

CATU

DA%A

SCE TT)C

MASTERCONTROL

COMMSTATION

Antena *+, m

Antena && m

Antena &' m

Messa-e

T$

CM

TM

TM

CM


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II.2.1.2.1 PERALATAN PENGONTROL KOMUN

M

U

LT

I

P

L

EX

T$ EXCT

MESSG

EXCT

SCPC MS

MESSG

RC$

T$ REC

HPA

LNA

Antena

T

A

I

L

I

N

K


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A. BAGIAN KIRIM

T E=CITER, !#- %/si s! $/$i '!"$% $# si%+$& si%+$&!&! isi

P!#$&$ $% M & i'&!5, !#- %/si "!"'#0s!s si/%$& B$s!B$% $#i S $si % T!#"%i%$& K0 $ M!ss$/! E5 i !#, !#- %/si s! $/$i '!"$% $# si%+$& si%+$& i%-0#"$si $#i M & i'&!5 P$ $ '!#$%/*$ i%i !#6$ i '#0s!s ? $. P!# $ $% si/%$& B$s! B$% $#i M & i'&!5 "!%6$ isi/%$& IF

. P!%!#i"$$% si/%$& IF $#i SCPC

. P!# $ $% si/%$& IF "!%6$ i si/%$& RF


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SCPC (Si%/&! C $%%!& '!# C$##i!#), !#- %/sis! $/$i '!"$% $# si%+$& si%+$& i%-0#"$si $#i

M & i'&!5 i/ P0 !# A"'i&-i!# ( PA), !#- %/si % *

"!"'!#* $ $+$ si/%$& RF, *!" i$% i !# s*$%*! A% !%%$ A% !%%$, !#- %/si "!"$% $#*$% -#!* !%si RF *!S$ !&i K0" %i*$si


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B. BAGIAN TERIMA

A% !%%$, !#- %/si "!%!#i"$ si/%$& RF $#i S$ !&i L0 N0is! A"'&i-i!# (LNA), !#- %/si "!"'!#* $ $+$si/%$& RF $#i A% !%%$ M!ss$/! R! !i !#, !#- %/si s! $/$i '!%!#i"$ si/%$& RF

$#i LNA P$ $ '!#$%/*$ i%i !#6$ i '#0s!s ?

$. P!# $ $% si/%$& RF "!%6$ i si/%$& IF . P!# $ $% si/%$& IF MESSG "!%6$ i si/%$& B$s! B$% ,$% "!%!# s*$% *! M & i'&!5 . P!%/i#i"$% si/%$& IF *! SCPC


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SCPC, !#- %/si s! $/$i '!%!#i"$ si/%$& IF $#iMESSG RC $% i !# s*$% *! M & i'&!5

T RECEI ER, !#- %/si s! $/$i '!%!#i"$ si/%$&!&! isi

M & i'&!5, !#- %/si "!"'#0s!s si/%$& B$s!B$% $#i P!#$%/*$ P!%!#i"$ I%-0#"$si, $%"!%!# s*$% si/%$& !#s! *! S $si % T!#"i%$&K0 $.


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II.2.1.2.2 PERALATAN PENGONTROL SATELIT

CMD

GEN

RTP

FMMOD

TLMREC

FMDATA

PCMDECOM

PSKDEMOD

KOMPUTER

STATUS )

CONTROL

SUNPULSE

PCM DATA

PCM DATA

CMD

BEACONRANGING

KE CMD U.C ,' MH"

DARI TLM D.C ,' MH"


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II.2.1.2.3 PERALATAN TRACKING, TELEMETRYCOMMAND

TRC

AMP

CMD

U.CHPAS

TEST

U.C

TEST

MOD

TEST

DEM

TEST

U.C

TLMD.C

S LNA S

TLT

TT)C ANT

MONO

CON$

TRC

D.C

TRC

RCCESP ADSP

X

Da/i SCE

Da/i SCE

Ke SCE

Ke SCE

Ke ANT

REF DRI$E SIGNAL A0 EL


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II.2.1.2.4 PERALATAN CATU DAYA

BERFUNGSI SEBAGAI SUMBER CATUAN UN

KEPERLUAN SELURU PERALATAN YANG A


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II.2.2 STASIUN BUMI

Stasiun Bumi terdapat di ratusan lokasi indonesia; baik di ibukota Propinsi, Daerah Tingkat - II,Kecamatan; maupun di instansi-instansi lain.Stasiun bumi ini berfungsi sebagai stasiun terminal;untuk menghubungkan antara kota satu dengan kota

lainn a, ang mempun ai stasiun bumi.


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P!#$&$ $% '$ $ S $si % B "i

!. "ntena, dengan diameter !# meter atau $ meter

%. &o' (oise "mplifier )&("*

+. igh Po'er "mplifier ) P"*. Single hannel Per arrier )S P *

$. Pemancar dan Penerima Sin al Tele/isi dan 0essage

1. 0ultiple2

3. 4ninterruptible Po'er Suppl )4PS*

5. 6enerator Set )67(S7T*

8. Tail &ink


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CARA KERJA STASIUN BUMI

S! $#$ /$#is !s$#, '!#$&$ $% P!%/0% #0&K0" %i*$si !# i#i $ $s?

• B$/i$% Ki#i"• B$/i$% T!#i"$


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B$/i$% Ki#i"

1. P!#$&$ $% P!"$% $# Si%+$& T!&! isi $ $ +$%/ is! T E=CITER (TE=CT) +$i '!#$&$ $% +$%/ !#- %/si s! $/$i '!"$% $# si%+$& si%+$

!&! isi.2. P!#$&$ $% " & i'&!5 +$i '!#$&$ $% +$%/ !#- %/si "!"#0s!s si%+$&

B$s! B$% $#i S $si % T!#"i%$& K0 $3. P!#$&$ $% P!"$% $# I%-0#"$si T#$%s"i !# (T5) +$i '!#$&$ $% +$%/

!#- %/si s! $/$i '!"$% $# si%+$& si%+$& i%-0#"$si $#iM & i'&!5 SCPC. D$&$" $& i%i, si%+$& si%+$& +$%/ i'$% $#*$%

!% * $%%!& '!# $%%!& $ $ *!&0"'0* *!&0"'0* i%-0#"$si $i*!# '$ /#0 ', s '!# /#0 ', "$ ' % $s! $% .


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P$ $ P!#$%/*$ i%i !#6$ i'#0s!s?

P!# $ $% si%+$& $s! $% +$%/ !#$s$& $#i M & i'&!5 "!%6$ isi%+$& IFP!%!#i"$$% si%+$& IF $#i SCPCP!# $ $% $#i si%+$& IF "!%6$ i si%+$& RFP!#$&$ $% SCPC (Si%/&! C $%%!& P!# C$##i!#) +$i '!#$&$ $% +$%/

!#- %/si s! $/$i '!"$% $# si%+$& si%+$& i%-0#"$si $#iM & i'&!5.

i/ P0 !# A"'&i-i!# ( PA) !#- %/si % * "!"'!#* $ $+$si%+$& RF $/$# "!"' %+$i $+$ +$%/ !s$#. U% * *!" i$%

i !# s*$% *! $% !%$. A% !%$ !#- %/si "!"$% $#*$% -#!* !%si RF +$%/ s $

i'!#* $ 0&! PA *! s$ !&i *0" %i*$si.


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BAGIAN TERIMA

1. A% !%$ !#- %/si "!%!#i"$ si%+$& !%/$% -#!* !%si RF +$%/ i'$% $#*$% 0&! s$ !&i *0" %i*$si.

2. L0 N0is! A"'&i-i!# (LNA) !#- %/si % * "!"'!#* $$+$ si%+$& RF +$%/ i !#i"$ $#i $% !%$, $/$#

"!"' %+$i $+$ +$%/ !s$#. U% * *!" i$% i !# s*$%*! '!%!#i"$ (R5).

3. P!#$&$ $% P!%!#i"$ (R5) +$i '!#$&$ $% +$%/ !#- %/sis! $/$i '!%!#i"$ si%+$& RF $#i LNA.

4. P!#$&$ $% SCPC (Si%/&! C $%%!& P!# C$##i!#) !#- %/sis! $/$i '!%!#i"$ si%+$& si%+$& IF $#i '!%!#i"$ (R5) $%

i !# s*$% *! M & i'&!5.


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L$%6 $% B$/i$% T!#i"$

9. P!#$&$ $% P!%!#i"$ Si%+$& T!&! isi $ $ +$%/ is! TR! !i !# (T RC ) '!#$&$ $% +$%/ !#- %/si s! $/$i'!%!#i"$ si%+$& si%+$& !&! isi.

7. P!#$&$ $% " & i'&!5 +$i '!#$&$ $% +$%/ !#- %/si"!"#0s!s si/%$& B$s! B$% $#i P!#$%/*$ P!%!#i"$I%-0#"$si, $% "!%!# s*$% si%+$& !#s! *! s $si %T!#"i%$& K0 $.


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M & i'&! A !s

M & i'&! A !s $ $&$ s $ 6!%is'!&$+$%$% *0" %i*$si $% $#$ ! !#$'$

s $si % "i, s! $#$ s!#!% $*( !#s$"$$%) "!&$& i s$ s$ !&i*0" %i*$si s$6$, !%/$% 6$&$%

"!%/$ $*$% '!%/$ #$% '!%/$ #$%!# !% , s! i%//$ i $* !#6$ ii% !#-!#!%si $% $#$ s $si % "i s$

!%/$% &$i%%+$.


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A $ 3 6!%is '!&$+$%$% s! $#$M & i'&! A !ss

F#! !% + Di isi0% M & i'&! A !ss (FDMATi"! Di isi0% M & i'&! A !ss (TDMA)C0 ! Di isi0% M & i'&! A !ss (CDMA)


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FRE UENCY DI ISION MULTIPLE ACCESS (FDMA)

D$&$" &$+$%$% s! $#$ FDMA, s! i$' s $si %"i i ! $*$% -#!* !%si '$% $#%+$

s! i%//$ s! i$' $% -#!* !%si $#i s$#$%s'0% !# s$ !&i , +$%/ &! $#%+$ 4< Mi $/i "!%6$ i ! !#$'$ s $%

-#!* !%si &$/i. Di"$%$ s! i$' s$ s$% -#!* !%si i *i 0&! s$ s $si %"i.


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TIME DI ISION MULTIPLE ACCESS (TDMA)

D$&$" '!&$+$%$% TDMA, s! i$' s $si % "ii ! $*$% !&$ $* '$% $#%+$, s! $%/*$%

-#!* !%si '$% $#%+$ s$"$ s!" $, s! i%//$s! i$' s $si % "i "!"' %+$i !&$ $*'$% $# s!% i#i $% !# ! $ s$ !%/$% &$i%%+$ +$%/ i'$% $#*$% s! $#$ !#/$% i$% $%

!#/i&i#$%. S! i$' s $si % "i "!"$% $#*$%si%+$& si%+$&%+$ *! s$ !&i $&$" !% * H #s! $#$ !#/i&i#$% s!s $i !%/$% !&$ $*(Ti"! S&0 ) "$si%/ "$si%/


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CODE DI ISION MULTIPLE ACCESS (CDM

D$&$" '!&$+$%$% s! $#$ CDMA, s! i$' s $si %"i $% -#!* !%si '$% $#%+$ i'!#&! $#,

s! i%//$ "!"!% i s$ #$%s'0% !# '!% .D$&$" CDMA ! !#$'$ s $si % "i "!% *i#$%s'0% !# +$%/ s$"$, &! $# $% -#!* !%si

s$"$, $% -#!* !%si $##i!# +$%/ s$"$ 6 /$

! $'i s $si % " +$%/ s$ !%/$% &$i%%+$i ! $*$% !# $s$#*$% *0 ! si%+$& +$%/i'$% $#*$% "$si%/ "$si%/ s $si % "i.

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