transmissions pdh matei
TRANSCRIPT
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Wireless PTPWireless PTP
TransmissionsTransmissions
Orange Telecom UniversityOrange Telecom University
Technology/Networks/Convergent Transport & IPNetworks Group/ Transmission Team
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Overview
Introduction TD PD! "# $rame
Orange network "# usage
odelling tools
PD! Network Topologies
icrowave link design
%ink udgets and $re'uency planning
icrowave "'uipment Optical %O( PTP
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IntroductionIntroduction
Main objectives:
MW PDH & SDH transmission netor! "lanning# design andim"lementation: "oint$to$"oint lin! budgets
%ircuit routing itin te e'isting in(rastructure
TDM & )ternet ca"acity dimensioning# con*guration ando"timi+ation
,ull su""ort (or customer data services "rovisioning: "rovidinge-cient trans"ort solutions
%onstant netor! u"grading and sa""ing in trend it te netecnologies and latest e.ui"ment releases
PDHPDH) Plesiochronous Digital !ierarchy vs* SDHSDH) (ynchronous Digital !ierarchy
+asic signal rate 1 x E0 = 64 kbps (time slot); ",carrier hierarchy with4:1 bit level multiplexing
Signal /ate ).uivalent
)0 -. kps ,
)1 *0.1 ps 2 3 "0
)2 1*..1 ps .3"# 4 O!
)3 2.*2-1 ps #-3"#4O!
)4 #25*-. ps -.3"#4O!
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TDM PDH 5 )1 (rameTDM PDH 5 )1 (rame
66
TS0TS1TS2TS3TS4TS7
66
TS17TS18TS19 TS31
b
T(;127s
Frame synchronization, alarms
T< 5 /< syncroni+ation based online signal coding & error
correcting
Sam"ling Fs = 8 kHz1 ' TS = 84 !b"s30 ' TS tra-c cannels
Signalling SS7
call setup messages,
caller ID, transmission tpe
!"16 can also transport #ata$
1')1 % bits&sample x %000 samples&s x ' !" = 04% *bps +ull Duplex i#eal or % bit sample# -oice calls
)$carrier systems "ermanently allocate ca"acity (or a voice call (or its ent
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Orange netor! )1 usageOrange netor! )1 usage
2?: @SS A$bis and A$ter trans"ort2?: @SS A$bis and A$ter trans"ort
E1 BTS Abis frame delivered on standard G.703 interface
4 x 16 b!s GS" c#annels $!a%load & 13 b!s' ma!!ed in eac# TS( x TS ) * radio c#annels mana+ed b% 1 T,-
3?: UT/AB Iub trans"ort (rom te Bode@ to te /B% or ATM node3?: UT/AB Iub trans"ort (rom te Bode@ to te /B% or ATM node
Coice and Data Oers 5 as TDM bac!aulCoice and Data Oers 5 as TDM bac!aul
WiMA< bac!aulWiMA< bac!aul
Sam"le )1 circuitSam"le )1 circuit
.E01/61
bis 1
.E0'42 .E0'30 .E041/ .E0312 .E001' SDH
.E0431
." *!
bis0'3mic01 mic01 mic1' mic0' mic03
OMSBE@OFIBTIB A21)1G01G17
OMSBEMATAUE1 A21)1G03G09"# triutaries mapped onradio aggregate o$microwave links
(D! 6O section
+T( 7lcatel7is inter$ace
+(C 7lcatel7is inter$ace
"# "# "# "# "#
"# $rom (D! (T,#
*0.1 ps
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Transmissions database 5etork In-entor an#ircuit *anagement& contains /S/Et#ernetbasic circ2it modellin+
5" "od2le for Et#ernet or modellin+
oia ETA5T lannin+ Tool & 2sed for covera+e!2r!oses sim2lations 89S c#ecin+
ESG 5etcop& micro:ave database ; !lannin+ tool
Transmission t $oint to oint' desi+n< 5TE $5ontract
Telecomm2nication En+innerin+' 7at8loss& feat2res1*0.0 >160 >140 >1(0 >100 >*0 >60 >40 >(0 0 (0 40 60 *0 100 1(0 140 160
>70
>6?
>60
>??
>?0
>4?
>40
>3?
>30
>(?
>(0
>1?
>10
>?
0
(>((0A @-A ( > ((0 Gain ) 3.4 dBi B ) 1.6= (1(00 > (3600 "C
7 9#.m:=10 log 7util&7re7 9#.m:=10 log 7util&7re
7re = 1m7re = 1m
1 = '0#.m1 = '0#.m
00"0< it8 >"=? 7max A '0#.m=? 7max A '0#.m
60< it8 >" =? 7max A 34#.m60< it8 >" =? 7max A 34#.m
!@ antenna!@ antenna
B@ antennaB@ antennaB@ antennaB@ antenna
B@ antennaB@ antenna
7ntenna characteristics
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,ree s"ace loss it no obstruction to te *rst ,resnelarea
/< "oer
,irst ,resnel area
/< tresold
Tresold margin termal (ade margin
)'am"leG
( )
= 22
2
,4
lg10d
AFSch
d = distance in km
= wavelength in cm
%ink udget calculus
aRaEbranchingFSchampOUTEampINR GG-A-APP ++= ,,,
[ ] Dmb 21
=
bitstransm
bitserroredRXthr
.
=
.&10
&10
10
9
6
3
appsspecialdata
dataoice
oice
thrampINRthr RXP!AR = ,
ontransmissi"#alit$d%!ARthr 15 >
d%RXP!AR
d%mRX
d%mP
thrampINRthr
thr
ampINR
36
76
40
,
,
==
=
=
Stable comm2nication even :it# bad :eat#er conditions
$:ind fo+ rain'
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BA0*4T Teisoara/,TD BA03 GEnesc2?(
Elevation $m' ?17.10 37*.38atit2de 47 3 4.00 47 3* ?3.00
8on+it2de 0(6 0 10.00 E 0(6 14 ?3.00 ETr2e aCim2t# $=' 103.?? (*3.6(Dertical an+le $=' >1.(6 1.(1
Antenna model S@4>1(7 S@(>1(7Antenna #ei+#t $m' ?0.00 30.00Antenna +ain $dBi' 41.?0 3?.40,adome loss $dB' 1.00 1.00
T- line t%!e 52E 13 52E 13T- line len+t# $m' 70.00 *0.00
T- line 2nit loss $dB 100 m' 4.?0 4.?0T- line loss $dB' 3.1? 3.60
5irc. branc#in+ loss $dB' 1.00 1.00T- filter loss $dB' 1.?0 1.?0,- filter loss $dB' 1.?0 1.?0
reF2enc% $"C' 13000.00olariCation Dertical
at# len+t# $m' 7.36ree s!ace loss $dB' 13(.0
Atmos!#eric absor!tion loss $dB' 0.1?et !at# loss $dB' 6.0 6.0
,adio model 13@-16E116A" 13@-16E116A"T- !o:er $:atts' 0.10 0.10T- !o:er $dBm' (0.00 (0.00
E, $dBm' ?4.*? 4*.30,- t#res#old criteria BE,10>6 BE,10>6
,- t#res#old level $dBm' >7*.00 >7*.00
,- si+nal $dBm' >4.0 >4.0T#ermal fade mar+in $dB' (*.1 (*.1
factor 1.40E>0*Avera+e ann2al tem!erat2re $=5' 10.00
orst mont# > m2lti!at# $H' 0.00004 0.00004$sec' 1.11 1.11
Ann2al > m2lti!at# $H' 0.00001 0.00001$sec' 3.34 3.34
$H > sec' 0.0000( > 6.67
,ain re+ion T@ ,e+ion 0.01H rain rate $mm#r' 4(.00
lat fade mar+in > rain $dB' (*.1,ain rate $mm#r' 141.0(
,ain atten2ation $dB' (*.1Ann2al rain $H>sec' 0.000(( > 70.(1
Ann2al m2lti!at# I rain $H>sec' 0.000(4 > 76.**
ri A!r (0 (007
,eliabilit% "et#od > factor reF2enc% Ex!onent 1.(0 /istance Ex!onent 3.?0,ain > T@>, ?30>7
Fin! budget
unavailaility
e'uency and9 e'uipmentype9 capacity9 modulation
antenna type ;. $t* ) #*mband
9ran+e reF2enc%
9ran+e reF2enc%
/2!lex
!@ lo !@ 8ig8 S!acin+
start "C sto! start "C sto! "C
1'C8 1(((.? 1(71.? 131**.? 13(37.? 66
13C8 1471(.7? 14767 1?(0(.7? 1?(?7 420
'C8 s1 ((0?.? ((144.? (3103.? (31?(.? 100%
'C8 s (((63.? ((31(.? (3(71.? (33(0.? 100%
3C8 (4??0.7? (46?.(? (???*.7? (?667.(? 100%
'%C8 377?.7? 37*14 301.7? 3074 160
>together with the 8G9 ?H+and 1 ?H+$re'uency ands
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/< *lter discriminationAFU
Interference Reuction !actor
nterference Reuction !actor 5 K400U