gsm parameter practical values

7/25/2019 Gsm Parameter Practical Values

1/36

Reference Version

1.0

Page

0

GSM KPIGUIDE

Reference:Version:Date:Last page:

Final stats:File na!e:Do!ain:"t#or$s%:

Distri&tion List:

'1.0()**)*00+*,

-'GSM KPI Draft./ocGSM rainingristian Ior/ac#e

P&lic 2Internal

Restricte/

onfi/ential

"U34RI5ED S"US 6PE GE7ER"L PR4EDURE

DR"F 2 RE"I47 2 4RG"7IS"I47"L PR4EDURE

REVIE8ED M4DIFI"I47 E37I"L PR4EDURE

"PPR4VED "7ELLI7G S"7D"RDS9 M"7U"LS9 REP4RS 2

alit; Re


2/36

Reference Version

1.0

Page

1

CONTENTS:

1. Introduction 22. GSM PARAMETERS/KPI 23. GSM Indicators Dscri!tion "3.1 R#$%E&$D% '3.2 R#$()A% *3.3 S(I *3." C/I +3., PAT- %OSS 11" .1 E&ENTS 12ANNE# 1: O!tiiations Paratrs 0Acat I!ntation or +/1*M- 4ands5 1"

ANNE# 2. GSM OPTIM6ATION PARAMETERS 2"ANNE# 3: Ericsson TEMS Inoration Paratrs %ist I!ntation 2"ANNE# ": MS Po7r Casss 2"4i8io9ra!; 2,

#is /oc!ent is 7e2is 8ireless Inc. propert; an/ cannot &e repro/ce/ =it#ot per!ission


3/36

Reference Version

1.0

Page

*

GSM KPI PRESENTATION

1. Introduction

In GSM tec#nolog; =#ic# is in t#is !o!ent a fll; gro=n tec#nolog; =it# a #ig# co!ple2it; of t#e stan/ar/9t#e pro


4/36

Reference Version

1.0

Page

#is re@ires specific e2ternal Co&s:

MS !onitoring9 sing "ir an/ "&is interfaces Monitoring $est p#ones9 "&is interfaces an/ a/e@ate S8.

alit; of Ser


5/36

Reference Version

1.0

Page

+

2. GSM KPI %ist

For an efficient GSM 7et=or? assess!ent sing /ria calclate/ para!eter &ase/ on t#e grop /ela; !easre!ents t#at appear /e to/istance se/ in or/er to ?eep t#e UL an/ DL S s;nc#ronisation.

Statistic Indicators:

N all "tte!pt RateN all Sccess RateN >loc?e/ all RateN Goo/ InitialiAation RateN Drop alls RateN 7o SerS%N 34 case Rate



6/36

Reference Version

1.0

Page

,

N Location "rea Up/ate Sccess Rate

E=ns:

>loc?e/ all

all "tte!ptall En/all Esta&lis#e/all Setpell ReselectionDe/icate/ Mo/eDroppe/ all3an/o


7/36

Reference Version

1.0

Page

Q

#e handover marginrepresents t#e necessar; o


8/36

Reference Version

1.0

Page

) Design margin at "#$) !andover margin+ -ndoor penetration margin at "#$

#e follo=ing ta&le s!!ariAes t#e /esign9 pre/iction an/ !easre t#res#ol/s fore se D%@)%5

Indoor %i9t ' 1 />!!a2$09 DL'UL%

' 1 />!!a2$09 DL'UL%

' + />!!a2$09 DL'UL%

Indoor in -i9 S!dTrains

' 1 />!!a2$09 DL'UL%

' />!!a2$09 DL'UL%

-

Indoor ?indo7 ' />!

!a2$09 DL'UL%

' />!

!a2$09 DL'UL%

' 0 />!

!a2$09 DL'UL%Outdoor In@car @ '+ d4

a0> D%@)%5@ *1 d4a0> D%@)%5

@ *F d4a0> D%@)%5

Outdoor @ *, d4a0> D%@)%5

@ *' d4a0> D%@)%5

@ +2 d4a0> D%@)%5

Outdoor Car@it ' />!!a2$09 DL'UL%

' (0 />!!a2$09 DL'UL%

' (, />!!a2$09 DL'UL%

Outdoor *? ' ( />!!a2$09 DL'UL%

' (, />!!a2$09 DL'UL%

' 100 />!!a2$09 DL'UL%

7otes:- #e ser


9/36

Reference Version

1.0

Page

Outdoor *? In (0N of t#e ot/oor srface it is possi&le to #a 3ea/ effect $not present%

$ d" % d"

Outdoor *? 0 /> Penetration losses $ d" % d"

3.2 R#$()A%

It is a !easre of speec# @alit; !easre/ &ase/ on >ER anal;sis. R2al is o&taine/ &; transfor!ing t#e&it error rate $>ER% into a scale fro! 0 to $see GSM 0,.0%. In ot#er =or/s9 R2al is a


10/36

Reference Version

1.0

Page

(

*' &ecase of t#e aER%' t#e fra!e erasre rate $FER%' /ata on #an/o


11/36

Reference Version

1.0

Page

10

3." C/I

#e carrier'o to *, />. " )I &elo= ', /> can &e regar/e/ as #ig#l; nli?el;Win a//ition9 if t#e n!&er of #opping fre@encies is lo=9 )I e;on/ t#e pper li!it9 t#e speec# @alit; is not frt#er i!pro


12/36

Reference Version

1.0

Page

11

"s appears fro! t#e pper grap#9 SI /ips s#arpl; to=ar/s t#e en/ of t#e test /ri a&oSI $>ase Station I/entit; o/e O 7 > O &it &it9 =#ere 7 O7ational olor o/e or BPLM7 color co/eB%. So if =e ?no= >SI)>9 =e can restrict t#e searc# forinterferers.>SI is trans!itte/ in t#e S3 $an/ not in >3% as a color co/eJ $li?e t#e coloring of !aps9 ni@efor eS =it# sa!e &eacon fre@enc; $>3 "RF7 c#.% se /ifferent>SI.MS gets fro! t#e >S a list of &eacon fre@encies to &e !onitore/ t#rog# >3 logical c#annel.In !easre!ent report9 MS reports >SI of t#e !onitore/ cells.)I in/e2 is !easre/ for eac# of t#e "RF7 RF p#;sical cannel t#at are in


13/36

Reference Version

1.0

Page

1*

#ere are !an; possi&le cases of poor )I S e!itter po=er tolerance 1 /> t;pical S antenna gain Specifie/ &; antenna spplier

' Penetration losses Depen/s on t#e t;pe of ser! for *8 #an/sets

'10+ />! for 8 #an/sets' Design !argin at (0N Depen/s on t#e t;pe of ser


14/36

Reference Version

1.0

Page

1

B %OSS / GAIN %OSS / GAIN &A%)E

Pro!a9ation osss

u!in

O Mo&ile #an/set e!itter po=er * 8 for *8 #an/sets an/

8 for 8 #an/sets.' Mo&ile #an/set e!itter po=er

tolerance1 /> t;pical G34 or "P>GDR!easre!ents $neig#&or cell$n%%.' "VRLEVP>G34 : aSP8R : last >SP48ER S in t#e !essageME"SUREME7 RESUL $!o/e >% or last >SP8R S in t#e !essage PREPR4ESSED ME"SUREME7 RESUL$!o/e "%.' MSP8RM"$n% : !a2 po=er le3 O "VRLEV7ELL$n% ' $"VRLEVP>G34 %=it# O >SP8RM" ' >SP8R.



15/36

Reference Version

1.0

Page

1+

>3 correspon/s to t#e /ifference of recei3 signal leG34% !a; not &e !easre/ on >39

#en9 anot#er correction factor !st &e ta?en into accont &ecase t#e !a2i!! >S po=ers of t#eserG is a &alance or a tra/e'off &et=een t=o opposite in/icators. "s a !atter of fact : >3 0 : t#e neig#&oring cell n is !ore a/3 0 : t#e neig#&oring cell n is !ore /isa/


16/36

Reference Version

1.0

Page

1,

>loc?e/ allIt =as not possi&le to esta&lis# a call9 for e2a!ple &ecase all trafficc#annels are &s;.

all "tte!pt

" traffic c#annel #as &een re@este/ $t#rog# t#e La;er !essageB#annel Re@estB%. $7ote t#at t#e re@est !a; also &e for a signalingc#annel9 in =#ic# case no call is actall; atte!pte/W t#e t=o t;pes of

re@est cannot &e /istingis#e/.%

all En/#e call #as &een ter!inate/ $triggere/ &; t#e La;er !essageBDisconnectB%.

all Esta&lis#e/" call #as &een esta&lis#e/ $triggere/ &; t#e La;er !essage Bonnect"c?no=le/geB%.

all Setp" call #as &een set p &; t#e !o&ile $triggere/ &; t#e La;er !essageB"lertingB%.

ell Reselection Reselection to a ne= control c#annel #as ta?en place.

De/icate/ Mo/e #e !o&ile #as entere/ /e/icate/ !o/e.

Droppe/ all #e esta&lis#e/ call #as &een ter!inate/ a&nor!all;.

3an/oS34%.' trna -O : t#e #an/oS349 possi&le for intercell'intra'>S 34%.

' intrac -O : #an/o


17/36

Reference Version

1.0

Page

1Q

Cas o intrc ando=rs @ Er9nc; intrc ando=r#ese #an/oS po=er #as reac#e/ t#e!a2i!! allo=e/


18/36

Reference Version

1.0

Page

1

Cas o intrac ando=rs @ Er9nc; intrac ando=r

E!ergenc; #an/o


19/36

Reference Version

1.0

Page

1

-ando=r causs T;!

oo lo= @alit; on t#e plin? * E!enrgenc;

aseoo lo= le


20/36

Reference Version

1.0

Page

1(

s#aring of resorces fro! one cell =it# anot#er9 t#s o


21/36

Reference Version

1.0

Page

*0

as to /o a SD3 #an/o


22/36

Reference Version

1.0

Page

*1

-ando=r trsod on o7 do7nin and u!in =:

o !a?e nifor! t#is para!eter setting9 =e a/!it a sensiti! for t#e G to/a; ! for t#e G* $en =it# SF3 an/ /> =)o SF3 is ta?en to /eter!ine t#e t#res#ol/ for DL an/ ULle in case of se of fre@enc; #opping

Q /> =it#ot fre@enc; #opping

For t#e plin?9 t#e se of t#e /i =it# /i =it# L7"

In last point9 a correction factor of 1 /> is se/ to ta?e into accont t#e fact t#at t#e "lcatel algorit#!s trigger34 =#en t#e E7$ a! or lo=er =#en =e =ant a 34 at '((/>!. #erefore9 1 /> is a//e/ totrigger 34 at '((/>! or lo=er.

1/> correction factor

For t#e 100 cells9 t#e sa!e rle is applie/.

Finall;:

L R2le< DL 3O '10* 1 O '( />! =it# fre@enc; #opping

L R2le< DL 3 O '10* Q 1O '(, />! =it#ot fre@enc; #opping

L R2le< UL 3(00$G(00% O '111 '1O '110 />! ' '110 />! =it# SF3 an/ /i! =it#ot fre@enc; #opping an/ =it#ot /i! =it# fre@enc; #opping an/ /i! =it#ot fre@enc; #opping an/ =it#ot /i! =it# fre@enc; #opping an/ /i! =it#ot fre@enc; #opping an/ =it#ot /i


23/36

Reference Version

1.0

Page

**

L R2le< UL 3(00$M+M% O '10 Q 1O '100 >! =it#ot fre@enc; #opping an/ =it#ot /i! =it#ot fre@enc; #opping an/ /i! =it#ot fre@enc; #opping an/ =it#ot /i


24/36

Reference Version

1.0

Page

*

Etnsion o t aiu nu8r o ni98ours :

#e 7>R"D\ is c#ange/ to Q+ . #e GSM nor! at#orise a !a2i!! n!&er of * c#annels on t#e &ot#&an/ $(00 100 M#A% &roa/caste/ &; t#e >SS an/ !easre/ &; t#e MS.In case t#at in t#e sa!e &an/ $(00M#A or 100M#A%9 !ore t#an * neig#&ors are necessar; 9 #a

. P>G$n% 34M"RGI7$09n% aseMarginP' =it# 34M"RGI7$09n% O 34M"RGI7U"L$09n% if caseO*9+ or

' =it# 34M"RGI7$09n% O 34M"RGI7LEV$09n% if caseO9,9Q91 or 1' =it# 34M"RGI7$09n% O 34M"RGI7$09n% if case 1*

In or/er to co!e nearer to t#e para!eter setting of t#e ot#ers sppliers9 t#e >, para!eter setting c#anges &;intro/cing t#e 34M"RGI7U"L$09n% an/ 34M"RGI7LEV$09n% &; cople of cells instea/ of sing t#e

34M"RGI7$09n% caseMarginP $cell para!eter =#ic# is se/ for all t#e neig#&or as in t#e >+&e#a; t#is =a;9 =e #aG$n% 34M"RGI7 aseMarginPIn >,9 t#e process of GR"DE /oesnHt contain t#is criteria an/ is replace/ &; t#e filtering con/itions presente/a&oGFILERI7G is ena&le.In >+ as in >, 9 t#e process of 4RDER applie/ on t#e ]cells =as not containing an; filtering con/itions.In >,9 =e propose to #aGFILERI7G ena&le/ $concern of an #o!ogeneos

para!eter setting% an/ to se


25/36

Reference Version

1.0

Page

*+

#erefore9 ne= ta&les of t#e crosse/ para!eters are intro/ce/ &et=een t#e la;ers an/ a/apte/ for ane2pecte/ &e#a>; ptting t#e . 4t#er=ise9 in a secon/ priorit; t#e ](00 o

satisf;ing t#e criterion of 3o!arginle. 4t#er=ise9 in asecon/ priorit; t#e ](00 o


26/36

Reference Version

1.0

Page

*,

In >,9 ELLL"6ER6PE replaces ELL4VER"GE 6PE an/ can ta?e states9 Z lo=er 9 Z pper [or Z single [.

#en9 t#e (00 !icros cells ta?es t#e


27/36

Reference Version

1.0

Page

*Q

4f corse9 in no =a;9 t#e acti!%. 4n t#e ](009 it is t#e captret#res#ol/ fro! M(00 to ](00.

. M)%TI$4AND$REPORTING: $Specs GSM 0+.0W &roa/caste/ on t#e S;sInfo,ter la;er

!essage% set to 1 on t#e (00 cells to allo=s t#at t#e /al &an/ MS reports to t#e >SS9 !easre!entson t#e &est neig#&or in 100. In case9 t#ere is no 100 cell as neig#&or9 t#e MS still report t#e Q &estneig#&ors in (00 M#A.

#e !anage!ent of t#e /al &an/ 34 &; "lcatel is /one &; t#e intro/ction of t#e case *1 on t#e(00 cells $34 to=ar/ t#e preferre/ &an/ &; captre%. #e case is triggere/ n/er t#e follo=ingcon/itions :

. "VL4"D$0%MUI>"7DL4"DLEVEL $a!%.#e inter&an/ 34 col/ &e possi&le also &; t#e se of t#e case 1+. 3o=e,9 t#e e


28/36

Reference Version

1.0

Page

*

^ none if cellla;ert;peOlo=er an/ enresce!Oin/efinite^ ppersingle if cellla;ert;peOpper

^ *% Ran?ing of t#e neig#&ors &; priorit; or/er $#ig#est to lo=est%:^ preferre/ la;er $G$n%LI7Kfactor$09n%'34M"RGI7$09n%

^ "

L4"Dfactor$0%FREEfactor$n%'FREEfactor$0%

^ if enloa/or/erO/isa&le9 gra/e$n%OP>G$n%LI7Kfactor$09n%^ "W case!arginP*1O'1*/> $to aG

an/ si!late a captre process%

For #a surroundin9 M+ and + 7ic aro=ra!!d 8; t M1* cs.#e para!eters specifics to t#e neig#&or relation are :

. 34M"RGI7$09n%O 34M"RGI7U"L$09n%O34M"RGI7LEV$09n%O '1* />

. LI7KF"4R$09n% O 0/>

. PRI4RI6$09n% O 0

=#en t#e 100 cell para!eters se/ in t#e neig#&or relation are :RLEVMI7$n%OLRLEVDL3O'(/>! $SF3% or '(,/>! $=)o #opping%W LRLEVP34$n%O',/>!W L4"Dfactor1',$n%O0/>W FREEfactor1',$n%O0/>W LRLEV7ELLDR$n%O'+/>!WFREELEVELDR$n%O1*

"ccor/ing to t#e process of ran?ing an/ filtering /e


29/36

Reference Version

1.0

Page

*

' In case of rgenc; 349 t#e MS is re/irecte/ prefera&l; on t#e &est M(00 cell o% since M100 an/ ](00 #aG9 a captre on t#e 100 M cell occrs $case *1% on t#e &est 100M cell a&o

secon/ priorit; t#e ](00 oG9 a captre on t#e 100 M cell occrs $case *1% on t#e &est 100M cell a&o3 of t#e cell $set to 1%.

' CE%%$RESE%ECT$OSET : set to 1Q />. M100 cells are fa &t t#eeffecti


30/36

Reference Version

1.0

Page

*(

' R#%E&$ACCESS$MIN : set to '(, />! . #e MS can ca!p on t#e M100cell onl; if t#e 10 $R2leGe@ation : P>GDR$n%O"VRLEV7ELLDR$n%'"VRLEVP>GDR'$>SP8RM"'>SP8R%'$MSP8RM"$n%'MSP8RM"%

%$R#%E&$NCE%%$DR0n5 #as &een set to t#e captre t#res#ol/ LRLEVP34$n% on t#e (00]cells an/ to t#e RLEVMI7$n%OL'RLEVDL3 for t#e M(00. 4n t#e M100 is set to '+/>! toa!9Freele


31/36

Reference Version

1.0

Page

0

R2le!W Mst2p=r!a2O or ( />!W 3o!argin$09n%O '1*W3o!arginle or @alO0/> since M100 an/ ](00 #a!

#e ot#ers O

'10, />!

CE%%$RESE%ECT$-QST 0 1+ /> * /> + />* /> steps * /> steps



32/36

Reference Version

1.0

Page

1

MS$T#P?R$MA#$CC- 1+ />! 1( />! />!

* /> steps * /> steps

MS$T#P?R$MA# 1( />! 1( />! />!

Reco!!en/ationto generaliAe t#e*8 co steps * /> steps

4S$T#P?R$MA# 1+ />! 0 '0 /> 0 />

0 /> representt#e !a2i!!po=er

* /> steps * /> steps

#e !a2i!!po=er /epen/son t#e R config.

A$%E&$-O 11 S"3 +10 S"3 UR>DE7S O +

MIR4 O +

#e ot#ers O

A$()A%$-O 11 S"3 +10 S"3 UR>DE7S O +

MIR4 O +

#e ot#ers O

A$P4GT$-O 11 S"3 +*0 S"3 UR>DE7S O

MIR4 O Q

#e ot#ers O 1*

A$RANGE$-O 11 S"3 +10 S"3 UR>DE7S O +

MIR4 O +

#e ot#ers O

%$R#%E&$)%$- '110'+ />! RURL7"D: RURL7"D:

'(*'Q />! '( />!

RURT: RURT:

'10*'(Q />!MIR4 O '(( />!

'101'(, />! MIR4 O

#e ot#er RP: '( />!

'10*'(Q />! #e ot#er RP:

'(( />!

%$R#%E&$D%$- '110'+ />! RURT: RURT:

'10*'(Q />!MIR4 O '(( />!

'(('( />! MIR4 O

#e ot#er RP: '(Q />!

'100'(+ />! #e ot#er RP:

'( />!)$TIME$AD& 1, K! *, K! , K!

-O$MARGIN '*+*+ /> '1010 /> , />

CA)SE MARGIN P2/" 'QQ /> '1010 /> MIR4 O 0 />

#e ot#er O ' />

CA)SE MARGIN P3/, 'QQ /> '1010 /> MIR4 O 0 />

#e ot#er O ', />

CA)SE MARGIN PF 'QQ /> '1010 /> MIR4 O 0 />

#e ot#er O ', />

ANNE# 3: Ericsson TEMS Inoration Paratrs %ist I!ntation:



33/36

Reference Version

1.0

Page

*

Microsoft ExcelWorksheet

ANNE# ": MS Po7r Casss:

(00M3A >an/ L"SS +: P8RMS: *8)/>!

(00M3A >an/ L"SS ,: P8RMS: 0.8)*(/>!

100M3A >an/ L"SS 1: P8RMS: 18)0/>!

100M3A >an/ L"SS *: P8RMS: *8)*+/>!

1(00M3A >an/ L"SS 1: P8RMS: 18)0/>!1(00M3A >an/ L"SS *: P8RMS: *8)*+/>!

Ann ,: A88r=iations

"MR "c?no=le/ge/ Mo/e

"PM "/ >ase Station olor o/e

>3 >roa/cast ontrol #annel

>ER >it Error Rate

>LEP >loc? Error Pro&a&ilit;

>LER >loc? Error Rate

>SI >ase Station I/entit; o/e

>S7 >loc? Se@ence 7!&er

)" arrier'to'"/Cacent $Ratio%

)I arrier'to'Interference $Ratio%

>3 ell >roa/cast #annel

DM" o/e Di


34/36

Reference Version

1.0

Page

DS Do=nlin? Signalling onter

D Discontinos rans!ission

EFR En#ance/ Fll Rate

EIRP Effecti


35/36

Reference Version

1.0

Page

+

GSM %o9ica Canns:

4ursts Structur:



36/36

Reference Version

1.0

Page

,

Ma!!in9 o o9ica canns on t !;sica Cann:

Scti= 4i8io9ra!;:

ESI GSM ES 00 Stan/ar/s 1(('*000Ericsson EMS + In

gsm parameter practical values

Documents