Template of 2nd CLOT Report

8/16/2019 Template of 2nd CLOT Report

1/16

CLOT 2nd AnalysisAB-ABCD-0123

Date : dd-mmm-

yyyyAnalyzer NAME


2/16

© Samsung Electronics. All Rights Reserved. Confdential and Proprietary. 2

Cluster KPI


3/16


CLOT Information

SUMMA!

T"tal N"# "$

S%TEs 11A 11B

SC&T

'C"m(leted)

On Ser*i+e

'Se+t"r,Sites)

O Ser*i+e

'Se+t"r,Sites)

./

ersi"n

1

1st

2nd

emar

CLOT Detail

DT Drati"nDT Date L"4 &iles U(l"ad t"

e("rtenerated "n

Start End &MS A+ti5One

1st3

!aysdd"mmm"yyyy dd"mmm"yyyy dd"mmm"yyyy dd"mmm"yyyy dd"mmm"yyyy

2nd 3!ays

dd"mmm"yyyy dd"mmm"yyyy dd"mmm"yyyy dd"mmm"yyyy dd"mmm"yyyy

emar 'eas"n "$ Delayin4)

- !rive #est $- %og &pload to '(S $- %og &pload to Acti)*ne $- +enerate Report $- Change Cycle ,o. $


4/16

© Samsung Electronics. All Rights Reserved. Confdential and Proprietary. -

Analysis & Suggestion

CLOT Detail

/.% Analysis S44esti"n

RSRP SP /ssue$ &sing !i0erent #ype o Antenna eteen Cellre. and 'ield

Change SP ith Correct #ype o Antenna

*verlapping Servers ithin d 451

Site !on during C%*# drive #est Re"!rive #est

*verlapping Servers ithin d 452

Site !on during C%*# drive #est Re"!rive #est

PC/ or all Sectors *6served Site !on during C%*# drive #est Re"!rive #est

(AC #hroughput !% 75 2 (6ps '#P !rop Re"!rive #est

(AC #hroughput &% 75 28 96ps '#P !rop Re"!rive #est

Average (AC #hroughput !% :96ps; '#P !rop Re"!rive #est

Average (AC #hroughput &% :96ps; '#P !rop Re"!rive #est

Call !rop Rate (issing ,R < Crashing PC/ Changed ,R and PC/ 6ased on =2>

?andover Success Rate RAC? 'ailChanged Parameter $ #3- 2mse

1ms

?andover /nterruption #ime 41ms

(issing ,R Changed ,R

RAC? Success Rate ,A ,A

Attach Success Rate E(( Cause@1 1= 3 !RA /ssue B E)clusion

o%#E Setup Success Rate /(S Code $ -3 3 - Core /ssue B E)clusion

Attach Setup #ime 4 1. s !elay 2*> or RE+/S#ER Core /ssue " E)clusion

o%#E Setup #ime 4 1. s !elay Esta6lish DC/ 1 Core /ssue " E)clusion

o%#E itter 4 - ms ,A ,A

o%#E R#P Pac9et %oss Rate F? /ssue +#P %oss


5/16© Samsung Electronics. All Rights Reserved. Confdential and Proprietary.

Analysis

S. 'E5+lsi"n 61#367)

#otal points are not satisfed ith the SP prediction

E,"82=

?eight$ 38m F #ilt$ 1

Type of ANT: 21dBi 33

E,"821?eight$ 38m F #ilt$ 2


E,"82

?eight$ 3Gm F #ilt$ 2 #ype o A,#$ 1=di 8

E,"81=?eight$ 38m F #ilt$


1

2

3

-

Especially E,"821 even using high gain antenna 6utcanHt cover all o the SP 6oundary e0ectively.

ecause surrounding heavy dens trees and too 6ig SPprediction.and the other pro6lem points also all most same as E,"821.

#he pro6lem area is very closedto serving cell :E,"82=; 6utcanHt cover. ecause the site

using high gain antenna andservice aIimuth also not acing to

that pro6lem area and 6eam ithis 33 deg.

3-m

2

1

1

2


6/16© Samsung Electronics. All Rights Reserved. Confdential and Proprietary. 8

Analysis

S. 'E5+lsi"n 61#367)

E,"821 Antenna type :Actual; E,"82= Antenna type :Actual;

2 sectors ere using rong antenna inormation in simulation prediction or atoll program.o sites-+ inormation is rong.


7/16© Samsung Electronics. All Rights Reserved. Confdential and Proprietary. =

Analysis

rla((in4 Ser*i+es 8it9 in dB ;< 1'"r 2)

.C% ."llti"n area

!ominant signal

/ntererence signal

1

2

Site DownI-TN-MDUR-ENB-6020I-TN-MDUR-ENB-W002 (diferent cluster)

3

Sector sw!I-TN-MDUR-ENB-60"#

$%B%& -' B%&%$

-

1 3 -

,ear 6y around sites intererence each other/t need to adJust physical antenna tilt" Reer to Anyplan recommendation.

2

*ne o the site as don.

So there are no have any dominant signal.Khen come out the site:/"#,"(!&R"E,"82;Kill clear the intererence issue.


8/16© Samsung Electronics. All Rights Reserved. Confdential and Proprietary. G

Analysis

"49(t 'MAC T9r"49(t DL = UL) > &T. Dr"(

- During the test, Server Drop hd tot! 17" ti#es, so test resu!t$%&'( 256)* +s 512.

- /ven through, 0 environ#ent +s nor#!, ut Buffer sie +s 4 euse of T89 indo+ sie s#!!er


9/16© Samsung Electronics. All Rights Reserved. Confdential and Proprietary. L

Analysis

AC T9r"49(t UL ?< 2@/(s

O &ail $r"m 12t" 2@

,eigh6or(issing(ultiple (R:,o?*;rom 28to: 321 and2;

.C% ."llti"n-BadalityServer drop-Idle time

15 s, for new call

-Thruput bad until then1 s %DLE Time

e +d 9a*e 4"t 4""d t9r"49(t a$ter+ell sele+ti"nBt 1s idle time-N" t9r"49(t

&% #hroughput

Analysis"L-


10/16© Samsung Electronics. All Rights Reserved. Confdential and Proprietary. 1

Analysis

Call Dr"(

ll drop due to weak signal coverage after that UE detected 1.8GHz signal

Dose drop call pointswere happened due toweak signal coverage.

l


11/16


Analysis

d"*er S++ess ate 'N"n-E5+lsi"n: 6@#F27)

All handover ACH fail was located !etween en!"#$$1 and en!"#%%&.

' signal was not so !ad and !oth of ( sites are have no issuealar)s* interference* +,- etc. !ut contention free !ased ACHfailure due to cant receive /sg( continuall0 duringt$231$$$)s4 period.

l i


12/16


Analysis

AC S++ess ate

Case @1$ (ost o RAC? ail locations are PoorSignal area

Case @2$ >eep sending RRC Connection ReMuest 6ut ( Receive ail

A l i


13/16


Analysis

"LTE Set( S++ess ate

Call"/!$1S# $ 3 33G8133=N1.=8.1GL.22=

2nd $ 2LG23GN1.=8.1GL.22=

;


15/16


Analysis

RSRP

S/,R

!istri6ute R#P pac9et loss 6ase on R' environment

RSRP *ver than "11 dm and S/,R more than d

.a+et L"ss ate 'N"n e5+lsi"n: 1#1F7)


16/16


Documents

Template of 2nd CLOT Report