62721013 3 WCDMA Radio Planning Fundamentals

8/19/2019 62721013 3 WCDMA Radio Planning Fundamentals

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Customer Conidential

WCDMA Radio Planning FundamentalsDeepak Yadav

Jan’2008


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Contents

S"o#e o !$ Network Planning

WCDMA Planning Pro"ess %&er&iew

'n#ut Parameters

(ink )udget %&er&iew

Site Sele"tion CriteriaCo Sitting and 'ntereren"e 'ssues

Nominal Planning Fundamentals

NetA"t Simulations Pro"ess %&er&iew


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Simpliied !et"o#k Planning Flo"$%a#t

Create nominal plan

Defne search areas

Site selection

Detailed site design

Site acquisition

CWMeasurement

Identiy site options

Site construction

Initial network dimensioning


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S$ope o &' net"o#k planning

Packet Switched Core


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!et"o#k planning p#o$ess ( #elation to )usinessplanning

marketing

businessplan

trafcassumptions

Network

dimensioning

Code & req &

intererence plan

transmission

plan

fnal NWtopology!

architecture

parameterplanning

co"erageplan

Networkoptimi#ation


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!e" issues in WCDMA planning p#o$ess "#t 'SM

Cove#agePlanning andSite Sele$tion

Pa#amete# Planning

P#opagationmeasu#ementsCove#agep#edi$tion

Sitea$*uisition

Cove#ageoptimisation

+,te#nal -nte#e#en$e

Anal.sis

!et"o#kConigu#ationandDimensioning

D+F-!-/-! P1+M+!/A/-!

/#ai$ dist#i)ution

Se#vi$e dist#i)utionAllo"ed )lo$king*ueuingS.stem eatu#es

-dentii$ationAdaptation

A#ea Cell

spe$ii$

3andove# st#ategies

Ma,imumnet"o#kloading

t%e# RRM

!et"o#kptimisation

( M

Su#ve.

measu#ements

Statisti$al pe#o#man$e anal.sis

4ualit. +i$ien$. Availa)ilit.

Capa$it.Re*ui#ements

Re*ui#ementsand st#ateg.o# $ove#age5*ualit. and$apa$it.5

pe# se#vi$e

Multiple se#vi$es

Cove#age and $apa$it.$oupling

Multiple se#vi$es


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Radio net"o#ks Dimensioningve#vie"

C$%'()C$%'() C(*(CI+,C(*(CI+,

C$M*'$MIS -+WN C$%'() (ND C(*(CI+,C$M*'$MIS -+WN C$%'() (ND C(*(CI+,


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6/RA! Radio Dimensioning

Custome#

Re*ui#ements

1-!7 6D'+/1-!7 6D'+/ Rel’995 CP-C35

3SDPA5 3S6PA

RF Planning

Pa#amete#s inter marg

% gain en&ironment

et"1

RF Planning

Pa#amete#s inter marg

% gain en&ironment

et"1

S.stemPa#amete#s 3/No

45 #ower et"1

S.stem

Pa#amete#s 3/No

45 #ower et"1

-n#ast#:

Pa#amete#s

6 o se"tors antennas re7 "o& area

et"1

-n#ast#:

Pa#amete#s

6 o se"tors antennas re7 "o& area

et"1

D-M /1D-M /1

Ai# -nte#a$e

Dimensioning

;Capa$it.< Rel’99

= 3SPA >

/#ai$

Demand #er 3earer 6 o su3s

$oS et"1

/#ai$

Demand #er 3earer 6 o su3s

$oS et"1

S.stem

Pa#amete#s s#e"tral

ei"ien" et"1

S.stem

Pa#amete#s s#e"tral

ei"ien" et"1

Num3er o Node)s

Node) 4#e

Node)

"oniguration9

: Amount: )) dim

: ND; anne<

: et"1

And Node)

=#grade9

: 6CC / 6FSM

: 6Carrier

: Se"torisation

: >

Pe# a#ea andPe# a#ea and

pe# P%asepe# P%ase

D-M /1D-M /1!ode

Dimensioning

C3C5 DR-C5 FSM>

: 0 u t p u t

t o " a # d A $ $ e s s p l a n n i

n g


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Cove#age ?S Capa$it. Dimensioning<Cell #eat%ing

/%is diag#am s%o"s $ellsa#e unload unload

4@is diagram s@ows w@en some"ells are loaded loaded

Cell: A

Cell:C

Cell:)

Results =>Results =>Coverage Holes! Coverage Holes!

Cell: A

Cell:C

Cell:)

Cell)#eat%ing


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Cove#age ?S Capa$it. Dimensioning<Fi,ed 6plink 1oad @ /o avoid Cove#age %oles

a$tual 1oading5 ;ie #om

t%e t#ai$ inputsdeined indimensioning>

4@is diagram s@ows a Fi No or MinResults => No or MinCoverage Holes! Coverage Holes!

Cell: A

Cell:C

Cell:)

Cell: A

Cell:D

Cell:

Cell:

Cell:F

Cell:C

Cell:)

Cell:$

!o ;o# minimum>

$ove#age %oles p#o)lems

Mo#e $ells #e*ui#ed

/#ai$ mo)ilit. taken into

a$$ount: ;!ote<

dimensioning assumes

unio#m t#ai$

dist#i)ution>

eg: A$tual 61load B 8

eg: Fi,ed 61load B &0


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-nput pa#amete#s ove#vie"

CAPACITY RELATE Spectrum A!ailable

"ser Pro#le and Trafc $rowth%orecast

Trafc ensit& 'ap

CAPACITY RELATE Spectrum A!ailable

"ser Pro#le and Trafc $rowth%orecast

Trafc ensit& 'ap

C()ERA$E RELATE

Co!erage Regions Area T&pe In*ormation

C()ERA$E RELATE Co!erage Regions

Area T&pe In*ormation

+"ALITY RELATE 'S Class

Indoor Co!erage

Location Probabilit&

,locking Probabilit&

+"ALITY RELATE 'S Class

Indoor Co!erage

Location Probabilit& ,locking Probabilit&

$i!es an Estimation o* theE-uipment .ecessar& to'eet the .etworkRe-uirements

.etwork imensioningActi!ities

Radio Link ,udgetCalculation

Cell Si/e Calculation

Capacit& Calculation

Transmission .etworkEstimate

$i!es an Estimation o* theE-uipment .ecessar& to'eet the .etworkRe-uirements

.etwork imensioning

Acti!ities Radio Link ,udget

Calculation

Cell Si/e Calculation

Capacit& Calculation

Transmission .etwork

Estimate

Input Categories


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Summar& o* imensioning Inputs

Dense =r3an =r3an Su3ur3an ;ural

?oi$e6 o su3s mrl #ersu3

6 o su3s mrl #ersu3

6 o su3s mrl #ersu3

6 o su3s mrl #ersu3

CS data6 o su3s mrl #ersu3

6 o su3s mrl #ersu3

6 o su3s mrl #ersu3

6 o su3s mrl #ersu3

PS data6 o su3s k3#s #ersu3

6 o su3s k3#s #ersu3



Cove#age a#ea km2 km2 km2 km2

1o$ationp#o)a)ilit.

B B B B

Standa#ddeviation

d) d) d) d)

Fade ma#gin d) d) d) d)

Penet#ation loss d) d) d) d)

A#ea $o##e$tiona$to#

d) d) d) d)

MS !ode antenna %eig%t

m m m m


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1ink udget ve#vie"

Noisefgure

Ca.lelosses

Sot hando"ergain/antenna gain

-uilding

*enetration loss

-ody loss

M a r g i n

s

* ( + 0 1 $ S S

2 1 3

Ma4(llowed*ath 1oss

213

5 +4 Signal 6 (ll )ains 7 $ther 1osses 7 '4Sensiti"ity


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8it #ate )it2s EF000 a

4otal 45 #ower a&aila3le d)m 2? 345 antenna gain d)i 2 "

)od loss d) 0 d

45 ';P #er trai" "@annel d)m 2! e3":d

;5 antenna gain d)i ?8

;5 "a3le and "onne"tor losses d) ! g

;e"ei&er noise igure d) ! @4@ermal noise densit d)m/E :?-*

Cell loading B -0 k

Noise rise due to intereren"e d) +12! l?0Glog?0H?/H?:Hk/?00III

4otal ee"t o noise d)m/E :?-? m@

'normation rate d)E *810, nd3HaI

e"ti&e re7uired 3/No d) 21+* o

;5 sensiti&it d)m :??+1*0 #lmno"orre"tion a"tor

Sot ando $ain d) *1+ 7

Fast ading Margin d) 21+ r

(og normal ade margin d) ??1, s

'n:3uilding #enetration loss Hur3anI d) 20 t

Ma


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Site Sele$tion C#ite#ia


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3o" do - asses a site optionG

a"@ site needs to 3e assessed on se&eral grounds1

;adio

4ransmission

A""ess

Power

Planning

'deall e&er site o#tion re#orted 3 t@e sur&eor would#ass in ea"@ o t@e areas listed a3o&e1


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ad 'SM Sites

'n $SM t@ere were two t#es o 3ad sites1

Donkes : (ow sites w@i"@ #ro&ide &er little "o&erage1

Donkes "arr so little trai" t@at t@e oten ne&er #a or t@emsel&es1

)oomers : ig@ sites w@i"@ #ro#agate mu"@ urt@er t@an is needed1

A 3oomer will "ause lo"alised intereren"e and #re&ent "a#a"it 3eing added tosome ot@er sites in t@e area1

Small HDonke.I site 1a#ge Hoome#I site


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ad 6M/S Sites

$ood radio engineering #ra"ti"e doesnKt "@ange mu"@ or =M4S1

't ust 3e"omes more im#ortant1

'n =M4S

A LDonke will ne&er #a or itsel1

A L)oomer will redu"e t@e range and "a#a"it o surrounding sites1

4wo maor a"tors determine w@et@er a site is "onsidered good aLDonke or a L)oomer 4@e are9

Site lo"ation1

Antenna @eig@t1

%t@er #arameters "an 3e used in an attem#t to "ontrol 3ooming sites 3utit is ar 3etter to a&oid 3uilding t@em in t@e irst #la"e1


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-mpo#tan$e o Cont#olling 1ittle i

WCDMA is an intereren"e:limited network1 '1e1 "a#a"it o t@e network is

dire"tl linked to @ow intereren"e is maintained/"ontrolled1From t@e ;adio Network Planning #oint o &iew t@e little i : ot@er:to:own "ellintereren"e: is t@e onl t@ing t@at "an reall 3e inluen"ed 3 t@e Planner duringt@e site sele"tion and #lanning stage1 WCDMA ;F #lanning is all a3out @a&inggood dominan"e in t@e desired "o&erage area1

=nlike in $SM t@at t@ere is no re7uen" #lan to #la wit@ in order to

minimise t@e ee"ts o bad sites1

∑

⋅⋅

+⋅⋅+=

=

K

k

k k k o

b

UL

v RN

E

W irise pw

88

83 9 82η ∑

⋅⋅

+⋅⋅+=

=

K

k

k k k o

b

UL

v RN

E

W irise pw

88

83 9 82η ( )[ ] k k

k

k bK

k DL v i

RW

NoE⋅+−⋅∑=

=α η 8

3!2

3!2

8

( )[ ] k k k

k bK

k DL v i

RW

NoE⋅+−⋅∑=

=α η 8

3!2

3!2

8

"plink Load E-uation"plink Load E-uation"plink Load E-uation"plink Load E-uation ownlink Load E-uationownlink Load E-uationownlink Load E-uationownlink Load E-uation


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-mpo#tan$e o Cont#olling 1ittle i

Planners @a&e to sele"t t@e sites diligentl so t@at t@e ot@er:to:own "ell intereren"e ratio is M'N'M'OD 3 #lanning"lear dominan"e areas during site sele"tion / #lanning

#@ase1

0 500 1000 1500140

145

150

155

160

165

170

DL throughput in kbps

M a x i m u m p

r o p a g a t i o n l o s s ( d B )

128 kbps

i = 0.2

i = 0.2i = 0.4

i = 0.4

i = 0.6

i = 0.6

i = 0.8

i = 0.8

BTS TX power 43 dBm

MS TX power 21 dBm

E c /I o -16.5 dB

BTS E b /N o 1.5

MS E b /N o 5.5

Other to own cell

interference ratio i

0.2 0.4 0.6

0.!

Ortho"onalit# 0.6

$hannel profile %T& 'ehic(lar

) 3 *m+h

MS ,peed 3 *m+h

MS+BTS ! dB + 4 dB

)ntenna "ain 16 dBi

;S=(49 Dou3ling o t@e little i will "ause t@roug@#utto de"rease to -0B o t@e original &alue


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i B Cove#age ve#lap

Some o&erla# is re7uired to allow sot @ando&er to o""ur

Need to "ontrol amount o intereren"e sin"e t@e network"a#a"it is dire"tl related to it1

Sot @ando&er @el#s to redu"e intereren"e1 HSot %$ainI

4oo mu"@ o&erla#9

'n"reases intereren"e to ot@er "ells ::Q redu"e "a#a"it

'n"reases Sot ando&er o&er@ead ::Q redu"e "a#a"it


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ad Site 1o$ation

wanted "ell

3oundar

un"ontrolled strong

intereren"es

interlea&ed "o&erage areas9

weak own signal strong oreign signal

A&oid @ill:to# lo"ations or )S sites Hsame or $SMI un"ontrolled intereren"e

interlea&ed "o&erage

no s@ar# dominan"e areas

awkward Sot/ard % 3e@a&iours

)=49 good lo"ation or mi"rowa&e links R H4NP urisdi"tionI


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wanted "ell

3oundar

'ood Site 1o$ation

Preer sites o t@e @ill:to#s use @ills/@ig@ rise 3uildings to se#arate "ells

"ontiguous "o&erage area

well deined dominan"e areas

needs onl low antenna @eig@ts i sites are slig@tl ele&ated a3o&e &alle 3ottom


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Characteristics o* a good si

-(D; In a ur.an!dense ur.an artoo high a site is a .ad site sincwill introduce too much interer

to other sites in the network2remem.er the little i3

while or a rural area it


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E1amples o* ,ad Sites

+ypical mess= 5>)SM8?@@ antennas withspace di".etween CDM( 2ISAB3antennas andpointing directly at the high

.uilding

)SM8?@@ and )SMB@@ antennas aretoo close

5> Not enough isolation 5>Intermodulation and spuriousemission

These situations can easil&be a!oided22

Time consuming and costl& to

#13


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(rghhh note how ar you can see Aroughly 8@km 5 +$$ E(' +here is a ri"eras well/ so intererence is enormous Sitedistance is a.out F@@meters in thisphase== Site was good in phase 8when distance .etween sites was Gkm=

Well shit happens who could ha"eknownthat they were going to .uild this high.uilding one year ater installation H=*lanners shouldha"e anticipated this during initialsite sur"eys=


1ittle i/ 1ittle i/ 1ittle i ===


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+he +!' and '4 di" antennas are not pointingin the same direction= Installation pro.lem

Is this installation $JH +he satellite dis

near feld o the )SMB@@ antennas A>eKects or sure Defnite intererence tsystem -ut could not .e tested .ecausatellite system was not in use=("oid installing antennas in close pro4iother o.Lects since its radiation patter

.e altered


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E1amples o* $(( Sites

nough space .etween the two +4!'4 and '4 Di"/ (ND pointing in the sSite sur"ey point o "iew; *ro"ides clear dominance to the desired co"er


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Summa#. o Site Sele$tion 'uidelines

4@e o3e"ti&e is to sele"t a site lo"ation w@i"@ "o&ers t@e desired area 3ut

kee#s emissions to a minimum14@e site s@ould 3e lo"ated as "lose to t@e trai" sour"e as #ossi3le1

4@e "loser t@e site is to t@e trai" t@e less out#ut #ower will 3e re7uired 3t@e user e7ui#ment and node )1 4@is will minimise t@e noise ae"ting ot@erusers on 3ot@ t@e ser&ing "ell as well as ot@er near3 "ells1

4@e antenna @eig@t sele"ted will de#end largel on t@e t#e oen&ironment in w@i"@ t@e site is to 3e lo"ated1 g Dense =r3an =r3anSu3ur3an ;ural1

4@e ke a"tor to 3e "onsidered is @ow well "an t@e emissions 3e"ontrolled1


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Summa#. o Site Sele$tion 'uidelines ou "an eel t@e site onl i ou are t@ereR

' one or more o t@ese "@ara"teristi"s are not ulilled 3 t@ee


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6sing +,isting Cellula# Sites

Most =M4S networks will 3e 3uilt around an e


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6M/S Conigu#ations

Most &endors su##ort t@e same 3asi" "onigurations1

%mni

! se"tor

, se"tor

a"@ &endor su##orts t@eir own &ariations on t@ese "onigurations1

Some solutions eliminate t@e need or ;F #lum3ing1 Some re7uire similar amounts o e7ui#ment to a $SM )4S1

Some in"rease t@e num3er o antennas on a site1

4@e "oniguration "an 3e ae"ted 3 t@e wide &ariet o =M4S antennas1


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Co@lo$ating a !ode at a 'SM site

'solation re7uirements 3etween =M4S and $SM sstems "an 3e deri&ed rom

=M4S and $SM s#e"ii"ations1 'n man "ases e7ui#ment #erorman"e will e


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-nte#e#en$e -ssues

Wide3and Noise : unwanted emissions rom modulation #ro"ess andnon:linearit o transmitter

S#urious missions : armoni" Parasiti" 'nter:modulation #rodu"ts

)lo"king : 4ransmitter "arriers rom anot@er sstem

'nter:modulation Produ"ts : S#urious emission s#e"ii"ations "onsidert@is in #arti"ular

A"ti&e9 non:linearities o a"ti&e "om#onents : "an 3e iltered out 3 )4S Passi&e9 non:linearities o #assi&e "om#onents : "annot 3e iltered out 3

)4S

%t@er MC #ro3lems : eeders antennas trans"ei&ers and re"ei&ers


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-nte#e#en$e -ssuesNonlinear sstem transer un"tion "an 3e e: Most @armul are !rd order HTmT |n| = !I #rodu"ts1

Can 3e generated 3ot@ inside an oender or a &i"tim sstem1

x y = a0 + a1 x + a2 x2

+ a3 x3

+ ...S#,tem


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-nte#e#en$e #om t%e# S.stem

$SM s#urious emissions and intermodulation results o $SM ?800interere WCDMA re"ei&er sensiti&it

WCDMA s#urious emissions interere $SM re"ei&er sensiti&it

$SM transmitter 3lo"ks WCDMA re"ei&er

WCDMA transmitter 3lo"ks $SM re"ei&er

$S'$S'45664566

"L"L

$S'$S'45664566

LL

8F8@A8F?

M0#

8?@A8??@M0#

"'TS"'TS"L "L

"'TS"'TS

LL

8B@A8B?@M0#

88@A8F@

M0#

G@M0#


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M Disto#tion #om 'SMK800 D1 to WCDMA 61

)SM8?@@ IMO 2Ord

orderintermodulation3 products hitsinto the WCDM( EDD P1 '.and i;

8?QQ ≤ f 2 ≤ 8?FB? M0#

8?@ ≤ f 1 ≤ 8?OBQ M0#

WCDM(D1

WCDM(P1

)SM8?@@D1

)SM8?@@P1

8F8@ A 8F? M0#8?@ A 8??@ M0# 8B@ A 8B?@ M0#88@ A 8F@ M0#G@ M0#

f 1

f 2

f IM3

f IM3

= 7f 7 - f 4

d-c

Eor acti"e elements IMproducts le"els are higherthan IM products produced.y passi"e components +ypical IMO suppression"alues or power amplifersare AO@ A@ d-cdepending on requency

spacing and oKset +ypical "alues or passi"elements are A8@@ A8Q@


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3a#moni$ disto#tion

armoni" distortion "an 3e a #ro3lem in t@e "ase o "o:siting o $SM.00 and WCDMA1

$SM.00 D( re7uen"ies are .!+ : .,0 ME and se"ond @armoni"s ma all into t@e WCDMA4DD 3and and into t@e lower end o t@e FDD 3and1

)SMB@@BO A BQ@ M0#

WCDM( +DD

WCDM( EDD8B@ A 8B?@

nd harmonics

f GSM

5 B@ A BQ@ M0#

8B@@ A8B@M0#

7nd harmonics can be#ltered out at theoutput o* $S'866

,TS3

f

- l ti R i t


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-solation Re*ui#ements

GSM 900 GSM 1800 &MTS

/eceiin" and

&

!0 15 M78 1910 19!5 M78 120 1!0 M78

Tran,mittin" and

:

35 60 M78 1!05 1!!0 M78 2110 2190 M78

;SM 1!00 T 5! dBm%,olation re?(ired > 5! dBm

A %i i - l ti R i t


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A$%ieving -solation Re*ui#ements

'solation "an 3e #ro&ided in a &ariet o

dierent was1) antenna sele"tion and #ositioning1

) iltering out t@e interering signal1

) using di#le


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Co@siting @ Antenna -nstallations

Dii"ult to "al"ulate isolation 3etween two antennas and measurements arere7uired1

)est "onigurations : antennas #ointing in dierent dire"tions or w@ere t@ere is&erti"al se#aration 3etween antennas

4@e ollowing "onigurations will s@ould all gi&e !0d) isolation1

dddd

dd

0@0@ 120@120@

dd

dd1!0@1!0@

dd

d > 0.3 - 0.5 md > 0.3 - 0.5 m d > 1 - 3 md > 1 - 3 m d > 0.5 - 2 md > 0.5 - 2 m

Sit % i it% t%i d t t


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Site s%a#ing "it% t%i#d pa#t. s.stems

Some =M4S sites mig@t 3e "o:lo"atedwit@ ot@er non $SM o#erators1

PM; )road"ast

Na&igation

Some o t@ese sstems use oldere7ui#ment w@i"@ mig@t 3e more&ulnera3le to MC issues1

Need to deine minimum antennase#arations 3etween sstems

)etter to a&oid sites used or saet"riti"al a##li"ations1

6M/S antennas

t%e# s.stems

Minimum sepa#ation

A t i t ll ti i Cl l


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Antenna installation issues< Clea#an$e angle

@ HmetersI

d HmetersIClearan"e angle

;ules o t@um39

@ ≥ d/2 d U ?0 m

@ ≥ d/! ?0 U d U 20 m

@ ≥ d/* d Q !0 m

)ntenna

d meter,

+op "iew

Side "iew

A t i t ll ti


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Antenna installation

d ha, to 1e A

3.2 m

Saet margin o ?+° 3etween t@e rele"ting sura"e and t@e ! d) lo3e

A t i t ll ti t% RF t


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Antenna installation< t%e# [email protected]

Not A""e#ta3le

A""e#ta3le

Be careul it"

bac#$lobe!


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!ominal Planning o# 6M/S

W%at is a nominal planG


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W%at is a nominal planG

A nominal #lan is initiall a @#ot@eti"al

wireless network14@e nominal #lan is t@e starting #oint or t@e"ell rollout #ro"ess and will e&ol&e into t@e inalnetwork design1

As #@si"al sites are identiied and a"7uiredt@e nominal #lan is amended1

Nominal Plan

Final

Network

Design

;ollout

#ro"ess

-nitial !et"o#k Dimensioning


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-nitial !et"o#k Dimensioning

S#reads@eet 3ased analsis1

=sed in t@e li"ense a##li"ation1'dentiies t@e a##ro


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C#eate !ominal Plan

Position a @e


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Deine Sea#$% A#eas

4@e sites in a nominal #lan are onl imaginar1

4o 3e"ome a real network #@si"al sites are re7uired1 A suita3le #@si"al site must 3e ound or ea"@ nominal site1

A suita3le #@si"al site must amongst ot@er t@ings9

$i&e ade7uate radio "o&erage1

a&e "onne"ti&it into t@e transmission network1

)e aest@eti"all and #oliti"all a""e#ta3le to t@e lo"al "ommunit1

a&e #ower near3 good a""ess and a "o:o#erati&e owner1

A sur&e o ea"@ nominal site is normall "arried out to identi #ossi3lesite o#tions w@i"@ meet t@e a3o&e "riteria1

Deine Sea#$% A#eas


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Deine Sea#$% A#eas

$uidelines @a&e to 3e gi&en to t@e sur&eor so t@e o#tions gi&e

a##ro#riate radio "o&erage14@e guideline is gi&en in t@e orm o a sear"@ area1 Could 3e9

;adius rom t@e nominal site1

%ne or more #olgons ollowing @eig@t "ontours1

%r

-denti. Site ptions


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-denti. Site ptions

Sur&eor &isits ea"@ sear"@ area and identiies #otential site o#tions1

4@e irst sites to 3e "onsidered s@ould 3e


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-denti. Site ptions

4@e sur&eor will #re#are a re#ort

listing t@e o#tions1;e#ort will in"lude9

A""urate grid reeren"e1

A""urate @eig@t o stru"tures ora&aila3le antenna windows1

P@otogra#@s o t@e site1 !,0 #anorami" #@otos rom site

or i o3stru"ted rom near3lo"ation/stru"ture1

A

D

C )


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Detailed Site Design


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Detailed Site Design

Prior to "ommen"ement o

"onstru"tion work a detailed sitedesign is re7uired1

'n"ludes

Antenna and eeder re7uirements1

Antenna aEimut@s and tilts1

7ui#ment "a#a"it re7uirementsCanKt 3e "om#leted in isolation1Must take into a""ount ot@er sites1

,0

,0

?80?80

!00

!00

Ant ?

Ant 2

Ant +

Ant *

Ant ,

Ant !

+valuate !ominal !et"o#k Cove#age


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+valuate !ominal !et"o#k Cove#age

;un a "o&erage arra or t@e nominal

network1C@e"k t@at t@e "o&erage is in line wit@our e


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62721013 3 WCDMA Radio Planning Fundamentals

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