3g capacity monitoring sharing session material

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3G Capacity Monitoring3G Capacity Monitoring

Sharing Session MaterialSharing Session Material

.

October 2012


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Huawei Confdential

Contents

Page 2

RF Power Capacity Upgrade Proposal

RF Code Capacity Upgrade Proposal CE Capacity Upgrade Proposal

WP upgrade Proposal

!ub Capacity Upgrade Proposal

Pagi"g #o"itori"g


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3G CAPACITY RESOURCE

Page $


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Power Utilization Power is shared by all ser%ices i" o"e cell

P& will use spare power apart 'rom that be used by C&

(&)P* will use the spare power apart 'rom that o' R++

(&)P* throughput probably limited by power a%ailable duri"g busy hour

(uawei curre"t ma,imum P* is -0 W

#a,imum recomme"datio" power used by commo" cha""el arou"d 20 'rom cell power

Page /

Dedicated channels (power controlled)

Common channels

Power usage with dedicated channels channels

t

Unused power

Power

HS-DSCH with dynamic power allocationt

Dedicated channels (power controlled)

Common channels

HS-DSCH

Power3GPP elease !! 3GPP elease "

Pma#-!!


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Power Utilization $ormula

%&erage Power Utilization ate (') (*((+,S.ean/CP0-+.a#PowerPerCell0)1))2

Page

ote4

,S.ean/CP4 .ean /ransmitted Power o5 Carrier 5or Cell (d6m)

.a#PowerPerCell4 .a#imum transmission power 5or cell (d6m)


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$ P789 UPG%D9 P7C9SS8ee:ly .easurement

(7)

/otal /CP ; ndCarrier

%lready ?

.a# /# Power ?

P% ;@ AB

$1$> HSDP% oad6alancing %lready ?

9nd

>ndCarrier Proposal

P% Upgrade Proposal

$1$> HSDP% oad6alancing Proposal

Capacity ew Site

Proposal

o

es

o

es

o

es

o

es

Power Utilization target4 B'


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$ P789 UPG%D9 CE/9E%


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Per5ormance indicator Empact to Power Utilization (13) &(O O%erhead

(igh &(O o%erhead mea"s you ha%e high &(Osi"gle ser%i"g cell ratio. his is caused by i"su''icie"t dow" tilt o"

the a"te""as or "ot optimi3ed "etwor4 desig". *lso is 5uite li4ely you ha%e higher pilot pollutio" i" the "etwor4.

&olutio"6 a"aly3e the cell co%erage a"d try to limit the cell co%erage to it7s desig"ated area. he smaller the

o%erlappi"g areas betwee" the cells 8 the smaller &(O o%erhead. 9ormally &(O o%erhead arou"d $0

&(O has the 'ollowi"g ad%a"tages6

&(O e"sures the seamless cell cha"ge a"d i"creases the "etwor4 co%erage o" the upli"4 li"4 directio" :U;&peed )ow"li"4 Pac4et *ccess :(&)P*< i"te"si'ies the ); cell power

de'icie"cy.

Page -


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Per5ormance indicator Empact to Power Utilization (>13)

&(O O%erhead Formula6

his ?P! is used to chec4 the co"sumptio" o' "etwor4 resources due to so't ha"do%er i" a"

R9C or a Cell. !t co"sidered the radio li"4 5ua"tity duri"g the so't ha"do%er.

Page +


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Per5ormance Endicator Empact to Power Utilization (313)

O%ershooti"g

Cell ser%e larger area tha" pla" area. his co"ditio" ca" be chec4ed 'rom the propagatio" delaystatistic. We ha%e to ma4e sure that this cell ser%e larger area= "ot caused by problem o"

the "earest site close to respecti%e area

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$ Code F HSPDSCH Code Utilization

Each WC)#* cell co"sist o' 1@ &F1@

RF code shared by R++ a"d (&P* ser%ices (&P)&C( code will determi"e throughput R* (&)P*

(&P)&C( code lice"se shared by all cell i" o"e "ode

RF code utili3atio" will be used 'or seco"d carrier upgrade proposal= while (&)P&C( code

utili3atio" used 'or (&P)&C( lice"se code upgrade proposal

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8ee:ly .easurement

Code Util ; = '

7

Code Cong ; ='

>ndCarrier

%lready ?

$1$> HSDP% oad

6alancing %lready ?

Capacity ew

Site Proposal

o

eses

Code HSDP% Util ;


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$ C7D9 UPG%D9 CE/9E%


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Eu /ra55ic Data

!ub is shared amo"g all tra''ic i" o"e "ode . P& a"d (&P* is best e''ort

Page 1/

CS /ra55ic ,oice /ra55ic

,P /ra55ic

GoS eIuirements

Suscriers Sus per ode6

PS /ra55ic

PSBA /hroughput PS>= /hroughput

PS3=A /hroughput

PS etransmission

HSP% /ra55ic

CS Eu 6andwidth

PS Eu 6andwidth

6andwidth 5or

/ra55ic

HSP% Eu

6andwidth

Common Channel

6andwidth

Signalling

6andwidth

7F. 6andwidth

Eu 6andwidth

Enput Eu /ra55ic /otal 68


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Eu Utilization $ormulaEu 7&er EP

9ote6 A W= RA W U"it6 ?bps

Eu 7&er %/.

9ote6 A W= RA W U"it6 ?bps

Co"%ersio" Formula6 9umber o' E1 B 1+0/

Page 1


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EU6 UPG%D9 P7C9SS

8ee:ly .easurement

7

U Eu Util ;


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EU6 UPG%D9 CE/9E%

EtKs etter to use monthly dataJ using a&erage ma#imum wee:ly data .a#imum wee:ly data

ta:en 5rom ma#imum hourly data among respecti&e wee:


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De5inition o5 Channel 9lement

% Channel 9lement is the ase and resource reIuired in the ode 6 to pro&ide capacity

5or one &oice channelJ including control plane signalingJ compressed modeJ transmit

di&ersity and so5ter hando&er

)&$+00&$+00

Upli"46 ma,. 1$@ CE

)ow"li"46 ma,. 1$@ CE

Channel 9lements 5or !! 6earers

Channel 9lements 5or HSUP%HSUP% shares all the Uplin: Channel 9lements

esource with !! ser&ices

/he Spreading $actor determines the Channel

9lements consumed y the HSUP% ser&ice

ote4 HSUP% ms //E


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Huawei Channel 9lements $eatures Cha""el Eleme"ts pooled i" o"e 9ode

9o "eed e,tra R++ CE resource 'or CC(

888 reser%ed CE resource 'or CC(

9o "eed e,tra CE resource 'or A di%ersity

9o "eed e,tra CE resource 'or Compressed #ode

888 reser%ed resources 'or Compressed #ode 9o "eed e,tra CE resource 'or &o'ter (O

(&)P* does "ot occupy R++ CE resource

888 separate module 'or (&)P*

(&UP* shares CE resource with R++ ser%ices


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Channel 9lements 5or HSDP%

he ase a"d resources 'or R++ a"d (&)P* are separate.

(&8)&C( does "ot co"sume R++ Cha""el Eleme"ts.

(&8&CC( does "ot co"sume R++ Cha""el Eleme"ts.

(&8)PCC( does "ot occupy R++ Cha""el Eleme"ts.

)ow"li"4 *8)C( does "ot occupy R++ Cha""el Eleme"ts.


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CH%9 99.9/ UPG%D9 P7C9SS

8ee:ly .easurement

(7)

C9 U Util ; '

C9 U Util ; A'

7

C9 D Util ; A'

9nd

@L

C9 S8 Downgrade B

o

o

es

es

@

C9 S8 Downgrade B

U %D DC9 H8 M C9 S8

; 3=A

C9 H8 Downgrade 3=Aes

D78G%D9

o

UPG%D9C9 Utilization target4 B'


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CH%9 99.9/ UPG%D9 CE/9E%


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Channel 9lement Utilization $ormula

Page 2$

U C9 Utilization (') 2,SCU.eanicenseGroupShared1,SCUCredit%&ailaleShared

D C9 Utilization (') 2,SCD.eanicenseGroupShared1,SCDCredit%&ailaleShared

ote4

,SCU.eanicenseGroupShared4 /he %&erage numer o5 shared U C9s consumed

y an operatorJ or y HSUP% ser&ice

,SCD.eanicenseGroupShared4 /he %&erage numer o5 shared D C9s consumedy an operator

,SCUCredit%&ailaleShared4 /he Con5igured U C9s 5or the Shared Group

,SCDCredit%&ailaleShared4 /he Con5igured D C9s 5or the Shared Group


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866P Upgrade proposal

WP is (uawei WC)#* baseba"d processi"g u"it

#a,imum / boards WP i"stalled i" &)& $+00 Combi"atio" with W#P URP will determi"e "umber o' radio li"4 ca" be supported by

"ode

#o"itori"g capacity radio li"4 ca" be supported= ca" be chec4 'rom C9*P utili3atio"

'ormula

WP board upgrade also ca" be triggered by lac4 o' cha""el eleme"t hardware

9ote6

C9*P Capacity re'er to table board i"stalled i" each "ode

Page 2/

C6%P Usage persecond

(,SEU6%tt%ddL,SEU6%ttSetupL(>2,SEU6%ttec5g))13B

C6%P Utilization (') 2C6%P Usage per second1C6%P Capacity


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WBBP UPGRADE CRITERIA


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8ee:ly .easurement

C6%P Utilization ;

" '9nd

o

es

866P 3o

%DD U/P

es

U/P %lready?

%DD 866P 866P @ A %DD 866P

Split ode 6

o

o

es

es

WBPP UPGRADE PROCESSC C6%P Congestion Counters

D&.RRC.Re.R;.Fail


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Paging .onitoring

Pagi"g is o"e o' importa"t per'orma"ce i"dicator because it will impact to user percei%ed

especially * "umber.

;*C R*C splitti"g should be co"sider i" case pagi"g co"gestio" greater tha" 1 or

pagi"g attempt greater tha" 00?hour

P& pagi"g is much more tha" C& pagi"g= thats why R*C splitti"g more o'te" choose tha"

;*C splitti"g

Page 2G

8h P i Utili ti ' t ith P i C ti ?


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8hy Paging Utilization' ut with Paging Congestion?

Paging Channel Speci5ication

PCH channel support ma#imum paging " user with //E(/ransmission /ime Enter&alJ

//E@ms)

Paging Discard.a#imumPaging "

U9 per //E

Statistic

Period

6ecause the paging attempt is not stale within the statistic periodJ some times is higherJ some

times is lowerJ so we will 5ace the paging congestion while the PCH Utilization'

How ig the PCH utilization will trigger paging congestion


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How ig the PCH utilization will trigger paging congestion

6ase on the 9rlang 6 /aleJ i5 the umer o5 Channel is "J and the G7S is 'J it can ear

3B 9rl tra55icJ in other wordsJ the utilization is >>' (@3B1") while the G7S@'

/he PCH channel can support paging " user within //EJ

8e can assume the umer o5 Channel o5 "J ase on 9rlang 6 taleJ when the the

utilization Nust >>'J G7S1Congestion ate@'

6ase on 9rlang 6 taleJ the utilization@>>' will trigger ' congestion

Erlang B Table


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Paging %ttempt C Gayungan

Pagi"g *ttempt all ;*C R*C still less tha" 00?(our

Page $0


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Paging Utilization (') C SawoNaNar

Page $1


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Paging oss (') C Gayungan

Pagi"g loss all ;*C R*C still less tha" 1

Page $2


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