• No results found

CAPACITY CAPACITY ALLOCATION FREQUENCY ALLOCATION FREQUENCY DIVISION DIVISION

In document Communications: Satellite (Page 37-53)

SCPC

SCPC isis cucurrerrentntlyly proprovidvideded ininthth babandnd -M-M chchanannene di

divividede inin -k-k ananalal eaeachch dededidicacatete toto sisi plplexex VFVF link,link,

us

usinin FMFM ThereThere isis alalsoso didigigitata SCSCPCPC ususinin QPSQPSK,K, whwhichich provprovideide 6464-k-kbpbp serservivicece

in

in thth sasameme 4545-k-k babandndwiwidtdth,h, enenououghgh fofo didigigi izizeded WiWithth FAMAFAMA pairspairs ofof

ch

chanannenels ls fofo duduplplex ex arar asassisigngneded toto pairspairs ofof earthearth statstations.ions. TyTypipicacalllly,y, eacheach earth

earth stationstation isis mulmultiptiplexlexed,ed, suppsupportiortingng smsmalal numnumberber ofofuseruser ststatatioions.Withns.With mumull

ti

tiplpl ususerer ststatatioionsnspepe eaeartrt ststatatioion,n, hihighgh degdegreeree ofof coconnnnecectitivivityty isis achiachieveeve eveneven wi

withth FAMFAMA.A. AsAs wiwithth conconvenventitionaona FDMAFDMA thth satsatellellitit accaccepeptsts freqfrequenuenciecie acacrorossss th

th ententireire 3636-M-MHzHz chchanannenel,l, tratranslnslateate 4 4 band,band, anan broadcastsbroadcasts

th

th channelchannel toto alal statstations.ions. SCPC

SCPC isis atattrtracactitiveve fofo remoteremote rere erer sese nearnear

eac

eac WheWhereasreasFDMAFDMA isis usus truntrun thth long-halong-haulul telectelecommunommunii

cat

cationion sysyststemem SCPSCP proprovividesdes didirerectct endend-us-userer seservrv cece AltAlthoughoug SCPCSCPC isis moremore effieffi

than

than FDMAFDMA

assignme

assignment.nt. ThiThi isis esespepecicialallyly unsunsuituitablabl inin veveryry remoremotete arareaeas,s, whewherere itit isis typicaltypical thatthat

each

each earthearth ststatatioio seservrv onon oror erer ususerer chch evev grgreaeatete ciency,

ciency,DAMADAMA isis useused.d. WiWithth DAMADAMA hehe sese ofof susubcbchahannnnelel inin chchanannene isis treatedtreated

po

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

CHAPTER

CHAPTER COMMUNICATIONSCOMMUNICATIONS

36

36 MHzMHz banbandwidwidthdth Commo

Commo signsignalingaling cha

channnnel el CSCCSC

QPSK QPSK signals

signals 9 9 400400-40-403 3 unuunused)sed)

800 800

a)

a)FrequencyFrequencyallocationallocation

To Tosatellitesatellite QPSK QPSK QPSK QPSK signalsignal transmitter transmitter PC PC PC PC PC PC 64kbps64kbps encoder encoder  0

 0toto kHkHz,z, ananaloalog)g) PCPC 6464kbpskbps signalsignal

encoder

encoder transmittertransmitter

Telephone

TelephoneVFVFsignalsignal Tel

Telephephoneone VFVF sigsignalnal

 0

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

c/\PACITY

c/\PACITY ALLOCATION TIMEALLOCATION TIME DIVISIONDIVISION 2525

Guard Guard time time Carrier Carrier anan b b Coordina-Coordina- data data recovery recovery r a m e r a m e p e r i op e r i o Station Station Reference

Referenceburstburst StationStation data data bursburs

Carrier

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

\:

\: TransmissionTransmission fr

fromom stastationtion

\\ \\ \/ \/ >.>. nt nterer nrnrstst guard

guardtimetime ,,,,

Frame Frame

 I

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

9

9 C,J\PACITYC,J\PACITYALLOCATlON TIlVIEDIVISIONALLOCATlON TIlVIEDIVISION 2525

1 0 0 0 1 0 0 0 750 LS 750 LSTDMATDMA 90 90 SCPC SCPC I I . . . ; ; ; ; . . . ; ; ; ; _ ~ _ ~ 750 750

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

0 1 0 1

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

bl

bl SSSS TDTD dedes s ththrere

RECOMMENDED

RECOMMENDED RE DINGSRE DINGS WEWE SITESSITES 261261

Mo Modede Output Output Mo Modede odel odel nput nput

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

CHAPTER

CHAPTER COMMUNICATIONSCOMMUNICATIONS

ReCOlTInlended

ReCOlTInlended SitesSites

An

An excexcellellentent ovovererviviewew ofof satsatellelliteite cocommmmununicaicatitionons,s, wi

withth lolotsts ofof lilinknks.s. Sa

Sateltellitlit InInduduststryry AssAssociociatiation:on:Trad orgaTrad organizanizationtion represrepresentinentin spspacac andand cocommmmuu ni

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions!

Start Free Trial Cancel Anytime.

9

In document Communications: Satellite (Page 37-53)

Related documents