STUDY CASES CE RE-BALANCING by Regrouping Cell Allocation to Reduce CE C

7/23/2019 STUDY CASES CE RE-BALANCING by Regrouping Cell Allocation to Reduce CE C...

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STUDY CASESCE RE-BALANCE ACTIVITYto reduce CE Congestion

by Re-grouping Cell Alloction


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BAC!"R#UND $ RESULT


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CE congestion pper %ter i&ple&enttion dditionl sector '( sector)

BAC!"R#UND $ RESULT ' * + , )

There is additional sector site with 10 cells, experience with UL CE congestion


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BAC!"R#UND $ RESULT ' ( + , )

CE Congestion occurred on each UARFCN

By de%ult t.ere re ( UL"R#U/ di0ided by UAR1CN

Bot. o% group .0e CE congestion %ter i&ple&enttion dditionl sector


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BAC!"R#UND $ RESULT ' , + , )

Result: CE Congestion disappear with adding 1 !!" #oard and regrouping cell

allocation on UL$R%U"

Bot. o% UL"R#U/ .0e &ore blnced CE utili2tion %ter regrouping cell

lloctionIt leds to disppernce t.e nu&ber o% CE congestion on ec.


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TR#UBLES3##TIN"


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Be%ore t.is site .0e 4 5BB/

TR#UBLES3##TIN" ' *+ , )

Chec& the nu'#er o( !!"


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UL"R#U/ 6 '(7,84) 9 1* 'CELL *-(-,-:-8)

UL"R#U/ * '(7,84) 9 1( 'CELL 4-;-


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T.e Idel solution is dding ( &ore 5BB/ bord %or ec. group= But on

t.is cse t.ere is >ust * 5BB/ bord 0ilble so ?e only cn dding *5BB/ bord %or one o% "R#U/

TR#UBLES3##TIN" ' ,+ , )

Anal/ing CE Utiliation #/ L%CELL Node ! Local $roup.

!ased on anal/ing CE utiliation node # local group )2CE2UL3ax2Ul$roup.,

(or each UL$R%U" ha*e utiliation on #elow:


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ACTI#N


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ACTI#N ' * + 4 )

"ropose 1 !!" #oard, then con(igure it (or UL$R%U" 0

By dding * 5BB/ bord on UL"R#U/ 6 so ?e .0e totl CE@UL"R#U/ 6 9 ,7,84 9 **;(UL"R#U/ * 9 (7,84 9 :


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ACTI#N ' ( + 4 )

Re4anal/e CE Utiliation #/ L%CELL Node ! Local $roup.

%n ta#le #eside, see's there is CE

congestion issue will clear on

UL$R%U" 0, #ut still ha*e CE

congestion on UL$R%U" 1 #ecause

no additional !!" #oard on there2

e can tr/ to regrouping cell allocation

to (ind #alanced CE consu'ption on

each group


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ACTI#N ' , + 4 )

Regrouping cell allocation #ased on CE utiliation

1ind pproprite co&bintion o% CE utili2tion to .0e blncedutili2tion on ec. group

BEFORE AFTER


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ACTI#N ' 4 + 4 )

)o, we ha*e con(iguration $R%U"5N$ #elow,

CE congestion cler by dded * 5BB/ bord nd regrouping celllloction to get &ore blnced CE utili2tion on ec. "R#U/=

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STUDY CASES CE RE-BALANCING by Regrouping Cell Allocation to Reduce CE C