bad event analysis 3g

7/26/2019 Bad Event Analysis 3G

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BAD EVENT REPORTCLUSTER 3004



No Blocked Call

No Handover Failure

3G Dropped Call



3G DedicatedDropped Call

1

2

3

4

65



3G DedicatedDropped Call #1

Drop type : Ree!ta"li!#$ent Failure CC Cau!e: Nor$al call clearin% Call duration: &'6635 $!

Analysis : Drop call on ()2 *ock 3G+,-ttenuator 15dB$. received !i%nal R)C/0cNo in lo !tren%t# Di!tance ()2

to )ite 3G2//0R too ar +57$. )ite to !ite di!tance al!o too ar8 and no $ore 3G nei%#"or

Proposal : -dd ne !ite 3G a! 2G Collo +/9R7-N7*N/*8 9G09-*8 /NC;<R=/*8 <-R=NGG=N=NG8 CB-D-7)RG8

R-NC-*0=7.

Execuion Dae !

Per"or#ance !




Drop type : Drop type: -"nor$al RRC Connection Relea!e Call duration: 2&>'5> $!-): 252

Analysis : Drop call on ()2 *ock 3G+,-ttenuator 15dB$. !u!pected due to availa"ility pro"le$ +?icker. durin% D

and !ite in Hi%# Con%e!tion C0

Proposal : ReD +-lready =p%raded on =plit -ctivity.

Execuion Dae !

Per"or#ance !




Drop type : Drop type: Ree!ta"li!#$ent Failure Call duration: 56&4&4 $!

Analysis : Drop call on ()2 *ock 3G+,-ttenuator 15dB$. !u!pected due to lo received R)C/ @ 0cNo No $ore 3G

nei%#"or )ite to !ite di!tance to ar +4A7$.

Proposal : =ptilt 3G2/C70=)-* )ec 2 ro$ 6' to 4' to i$prove covera%e -dd ne !ite 2G @ 3G to i$prove covera%e

Execuion Dae !

Per"or#ance !




Drop type : Drop type: -"nor$al RRC Connection Relea!e Call duration: 22A&35 $!


nei%#"or )ite to !ite di!tance to ar +6&7$.

Proposal : =ptilt =C0(/*-NG )ec 3 ro$ 6' to 4' to i$prove covera%e

-dd ne !ite 3G a! 2G Co)ite +)=-(8 /-D-)=7-8 N-(0NGRN7)BG.

Execuion Dae !

Per"or#ance !




Drop type : Drop type: -"nor$al RRC Connection Relea!e Call duration: 22A&35 $!


nei%#"or )ite to !ite di!tance to ar +6&7$.



Execuion Dae !

Per"or#ance !




Drop type : Drop type: Ree!ta"li!#$ent Failure Call duration: 1>1564 $!


nei%#"or )ite to !ite di!tance to ar +57$.



Execuion Dae !

Per"or#ance !



No Handover Failure

Blocked Call



3G DedicatedBlocked Call

No Bad 0vent



No Handover Failure

3G *o #rou%#put H)=/-



3G Low Throughput HS!"

1

2

3

5

4



u$ti%icatio& ' ()ide&ce *3G2+!,-(.G"ST"BL(G/

Low Throughput HS!" *034p$/ +pact %ro High Tra%%ic !S High .uer HS $er-eectio& lCe Co&ge$tio&

3G Low Throughput HS!" #1



u$ti%icatio& ' ()ide&ce *3G2+!,-GSB+T.G/

Low Throughput HS!" *034p$/ +pact %ro High Tra%%ic !S High .uer HS $er-eectio& lCe Co&ge$tio&




u$ti%icatio& ' ()ide&ce *3G2+!,!".D(GL".G/

Low Throughput HS!" *034p$/ +pact %ro High Tra%%ic !S High .uer HS $er-eectio& lCe Co&ge$tio& 7)er$hooti&g *Site to Site Di$ta&ce i$ %ar/ .o 82 ' 9:: Cell$




u$ti%icatio& ' ()ide&ce

Low Throughput HS!" *034p$/ +pact %ro low co)erage -SC!;(c.o *Site to SiteDi$ta&ce i$ %ar or &o ore 3G /

3G Low Throughput HS!" #4 #5



No Handover Failure

3G *o Covera%e )canner



3G Low Co)erage Sca&&er

1 2

3

4

5

6



Analysis : *o covera%e )canner !u!pected due to lon% di!tance to !ite +7-R-;N @ /-ND0G*-NG.No $ore 3G

nei%#"or )ite to !ite di!tance to ar Hilly area on D Route

Proposal : -dd ne !ite 3G a! 2G Co)ite +B/-)/DG*G8 /)R-NG7*8 )0*-R-9-8 C(-D-NG)(.

Execuion Dae !

Per"or#ance !

3G Low Co)erage Sca&&er #1



Analysis : *o covera%e )canner !u!pected due to lon% di!tance to !ite +7-R-;N8 /-ND0G*-NG8 N0G*-)-R. No

$ore 3G nei%#"or )ite to !ite di!tance to ar

Proposal : -dd ne !ite 3G a! 2G Co)ite +B/-)/DG*G8 /)R-NG7*8 )0*-R-9-8 C(-D-NG)(.

Execuion Dae !

Per"or#ance !




Analysis : *o covera%e )canner !u!pected due to lon% di!tance to !ite +7-R-;N8 /-ND0G*-NG8 N0G*-)-R. No

$ore 3G nei%#"or )ite to !ite di!tance to ar Hilly contour area

Proposal : -dd ne !ite 3G a! 2G Co)ite +B/-)/DG*G8 /)R-NG7*8 )0*-R-9-8 C(-D-NG)(8 -(B-7B--.

Execuion Dae !

Per"or#ance !




Analysis : *o covera%e )canner !u!pected due to lon% di!tance to !ite +/0R8 /-)R90NG7;*8 /-(-R--N. No


Proposal : -dd ne !ite 3G a! 2G Co)ite +CB-D-7)RG8 <-R=NGG=N=NG8 /NC;<R=/*8 9G09-*.

Execuion Dae !

Per"or#ance !




Analysis : *o covera%e )canner !u!pected due to lon% di!tance to !ite +9-<*-N8 /-)R90NG7;*8 /-(-R--N. No


Proposal : -dd ne !ite 3G a! 2G Co)ite +R-NC-*0=78 N-(0NGRN7)BG.

Execuion Dae !

Per"or#ance !




Analysis : *o covera%e )canner !u!pected due to lon% di!tance to !ite +/-R=NG)-R. No $ore 3G nei%#"or )ite to

!ite di!tance to ar

Proposal : -dd ne !ite 3G a! 2G Co)ite +)-9R-8 G0D-NG.

Execuion Dae !

Per"or#ance !




THANK YOU!

bad event analysis 3g

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