Download - WO NAST3010 E01 1 UMTS Handover Control
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UMTS Handover Control
ZTE University
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Content
UMTS Handover Overview UMTS Intra-Frequency Handover Strategy
UMTS Inter-Frequency Handover Strategy
UMTS Inter-RAT Handover Policy UMTS SRS Relocation
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Handover !vervie"
Handover ty#es$ So%t &andover
So%ter &andover
Hard &andover
Handover tec&nology$ Intra-%requency &andover
Inter-%requency &andover
Inter-RAT &andover
Handover ste#s$ Measure'ent
Handover decision
Handover i'#le'entation
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Co'#ressed Mode
Halving o% S#reading Factor (SF) In one radio %ra'e so'e ti'eslots can *e s#ecially
assigned %or inter-%requency+Inter-RAT 'easure'ent
and so'e can *e s#ecially assigned %or data
trans'ission, Hig&er ayer Sc&eduling
T&e &ig&er layer ad.usts and controls t&e data
trans'ission rate, T&e *and"idt& re'ains unc&anged,
Softerhandover
Softhandover
Hardhandover
Requirecompression
or not
Intra-frequency
Y Y Y N
Inter-frequency
N N Y Y
Inter-RT N N Y Y
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Handover Flo"
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2 UE start measurement
4 RNC Handover
Judgment
6 UE Handover mplement
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Content
UMTS Handover !vervie" UMTS Intra-!requency Handover Strate"y
UMTS Inter-Frequency Handover Strategy
UMTS Inter-RAT Handover Policy UMTS SRS Relocation
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Intra-Frequency Handover
T&e intra-%requency &andover can *e triggered*ased on Ec+o or RSCP 'easure'ent t&roug&
t&e #ara'eter IntraMeas/uan, Active set
Monitored set
0etected set
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Intra-Frequency Measure'ent
1&en conducting intra-%requency 'easure'ent2t&e UE needs to i'#le'ent layer 3 %ilter %or t&e
'easure'ent results to avoid 'easure'ent
%luctuation$
Fn 4 (5-a) Fn-5 6 a Mn Fn-5 re%ers to t&e result o% last %ilter
Fn re%ers to t&e result o% current 'easure'ent %ilter
Mn re%ers to current 'easure'ent result a 4 5+7(8+7) re%ers to t&e %ilter coe%%icient
9 re%ers to t&e %ilter %actor
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eig&*oring Cells Con%iguration
I% t&e nu'*er o% intra-%requency neig&*oring cellse:ceeds 372 it needs to delete so'e cells to
ensure t&at t&ere are only 37 intra-%requency
neig&*oring cells, Priority co'*ination strategy Sorting strategy
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Cell Priority
T&e !MCR con%iguration #ara'eter MeasPrio isused to de%ine t&e #riority o% ad.acent cells and
includes t&ree values$ ;$ Hig& #riority
5$ Mediu' #riority 7$ o" #riority
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Intra-%requency 'easure'ent events
A series o% intra-%requency 'easure'ent eventsare de%ined in 3
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Event 5A
R5a$ Re%ers to t&e re#orting range o% Event 5A, It is used to control t&e
e:tent o% di%%iculty in adding a cell into t&e active set,
H5a$ Re%ers to t&e re#orting &ysteresis o% Event 5A, It is used to control
t&e e:tent o% di%%iculty in adding a cell into t&e active set,
Mne"$ Re%ers to 'easure'ent o% t&e to-*e-evaluated cell outside t&eactive set,
CI!ne"$ Re%ers to o%%set o% cell outside active set in relation to ot&er,
Mi$ Re%ers to t&e 'ean 'easure'ent value o% ot&er cells e:ce#t t&e *est
cell in active set,
A$ Re%ers to t&e nu'*er o% ot&er cells e:ce#t t&e *est cell in active set,
M*est$ Re%ers to t&e 'easure'ent o% t&e *est cell in t&e active set,
1$ Re%ers to t&e "eig&t #ro#ortion o% t&e *est cell to t&e rest cells in t&e
active set in evaluation standards,
+7)H(RogM5;1)(5Mog5;1CI!ogM5;5a5a=est
5i ie"e"
A
−−⋅⋅−+
⋅⋅≥+⋅
∑=
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Event 5A
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Event 5=
R5*$ Re%ers to t&e re#orting range o% Event 5=, It is used to control t&e
e:tent o% di%%iculty in dro##ing a cell %ro' t&e active,
H5*$ Re%ers to t&e re#orting &ysteresis o% Event 5=, It is used to control
t&e e:tent o% di%%iculty in dro##ing a cell %ro' t&e active set,
Mold$ Re%ers to 'easure'ent o% t&e to-*e-evaluated cell in t&e active set, CI!old$ Re%ers to o%%set o% cell in active set in relation to ot&er cells,
Mi$ Re%ers to t&e 'ean 'easure'ent value o% ot&er cells e:ce#t t&e *est
cell in active set,
A$ Re%ers to t&e nu'*er o% ot&er cells e:ce#t t&e *est cell in active set,
M*est$ Re%ers to t&e 'easure'ent o% t&e *est cell in t&e active set,
1$ Re%ers to t&e "eig&t #ro#ortion o% t&e *est cell to t&e rest cells in t&e
active set in evaluation standards,
+7)H(RogM5;1)(5Mog5;1CI!ogM5;5*5*=est
5i i!ld!ld
A
+−⋅⋅−+
⋅⋅≤+⋅ ∑=
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Event 5=
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Event 5C
H5c$ Re%ers to t&e re#orting &ysteresis o% Event 5C, It is
used to control t&e e:tent o% di%%iculty in re#lacing a cell in
t&e active set, Mne"$ Re%ers to 'easure'ent o% t&e to-*e-evaluated cell
outside t&e active set,
MInAS$ Re%ers to t&e cell "it& #oorest quality in t&e active set,
CI!ne"$ Re%ers to o%%set o% t&e to-*e-evaluated cell outsidet&e active set in relation to ot&er cells,
CI!InAS$ Re%ers to o%%set o% cell "it& #oorest quality in active
set in relation to ot&er cells,
+7HCI!ogM5;CI!ogM5; 5cInASInASe"e" ++⋅≥+⋅
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Event 5C
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Event 50
Mot*est$ Re%ers to t&e 'easure'ent o% t&e to-*e-evaluated
cell "it&in or outside t&e active set,
CI!ot*est$ Re%ers to t&e o%%set o% t&e to-*e-evaluated cell"it&in t&e active set or outside t&e active set in relation to
ot&er cells,
CI!*est$ Re%ers to o%%set o% t&e to-*e-evaluated cell in t&e
active set in relation to ot&er cells, M*est$ Re%ers to t&e 'easure'ent o% t&e to-*e-evaluated
cell in t&e active set,
H5d$ Re%ers to Event 50 re#ort &ysteresis,
+7HCI!ogM5;CI!ogM5; 5d=est=estot=estot=est ++⋅≥+⋅
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Event 50
Ec_2
Ec_1
1A
R1a-H1a/2 H1d/2
1D
R1b+H1b/2
1B
1A
1D
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Cell Individual !%%set
For eac& cell t&at is 'onitored2 an o%%set can *e assigned "it& in*and
signalling, T&e o%%set can *e eit&er #ositive or negative, T&e o%%set isadded to t&e 'easure'ent quantity *e%ore t&e MS dose evaluate "&ile
an event &as occurred,
!%%set o% neig&*or cell #ara'eter2 CPICH Ec+o2 can *e set as t&e
o%%set "&ic& MS #luses it to neig&*or cell 'easure'ent result2 CPICH
Ec+o2 *e%ore co'#ares it "it& re#orting #rinci#le value2 Ec+o, Cell individual o%%sets can *e regarded as t&e tool o% 'oving cell edge,
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Ti'e-To-Trigger
I% a to-*e-evaluated cell 'eets t&e re#orting range ort&res&old o% certain event2 t&e condition 'ust *e 'et "it&in
a #eriod o% ti'e *e%ore t&e re#orting o% t&is event to avoid
intra-%requency event 'isre#ort due to t&e %luctuation o%
radio quality,
Reportingevent 1A
Measurementquantit
!ime
!rig!ime"MA#_$%!RA_MEA&_E'E%!(
) *)$*H 1RptRange
"MA#_$%!RA_ MEA&_E'E%!(
) *)$*H 2
) *)$*H
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Intra-Frequency Handover
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So%ter Handover
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Intra-RC So%t Handover
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Inter-RC So%t Handover
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Inter-RC So%t Handover(Iur)
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Filter Coe%%icient
#arameter
Name
!i$ter%oeff
0escri#tion T&is #ara'eter indicates t&e %iltering %actor t&at UE #er%or's t&e 3%iltering on t&e 'easure'ent results o% t&e intra-%requency'easure'ent, T&e s'aller t&e value o% t&e %iltering %actor is2 t&elarger e%%ect t&e current 'easure'ent result "ill &ave on t&e'easure'ent result re#orted to RC (#eriodical re#ort) or t&e .udg'ent (event re#ort),
Range andSte#
( ; , 5 , 7 , 3 , > , ? , @ , , B , , 55 , 53 ,
5? , 5 , 5 )
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ 7UE Event Re#ort Para'eters %or CPICH RSCP$ 3
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- Filter Coe%%icient
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Measure'ent Priority o% eig&*oring Cell
#arameter
Name
Meas#rio
0escri#tion T&is #ara'eter indicates t&e 'easure'ent #riority o% t&eneig&*ouring cell, T&e #riority o% t&e neig&*ouring cell can *e set to;2 52 or 72 o% "&ic&2 ; re#resents t&e &ig&est #riority and 7re#resents t&e lo"est #riority, T&e #riority o% t&e neig&*ouring is set*y t&e con%iguration #ersonnel according to t&e signal strengt& anddistance o% t&e neig&*oring cell,
Range andSte#
[ ; , 7 ]
0e%ault Dalue ;
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -eig&*ouring Cell- eig&*ouring Cell - Measure'entPriority o% eig&*oring Cell
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Re#ort Criteria
#arameter
Name
Rpt%rt
0escri#tion T&is #ara'eter indicates t&e re#orting criteria o% t&e intra-%requency'easure'ent2 including t&e event re#orting criteria and t&e#eriodical re#orting criteria,
Range and
Ste#
5$ Event Re#orting Criteria
7$ Periodical Re#orting Criteria
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ Event Re#ortingCriteriaUE Event Re#ort Para'eters %or CPICH RSCP$ Event Re#ortingCriteria
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- Re#ort Criteria
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Measure'ent /uantity
#arameter
Name
Meas&uantity
0escri#tion T&is #ara'eter indicates t&e 'easure'ent quantity o% t&e intra-%requency 'easure'ent t&at UE #er%or's,
Range andSte#
; : CPICH Ec+o
5 : CPICH RSCP
7 : Pat&loss
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ CPICH Ec+oUE Event Re#ort Para'eters %or CPICH RSCP$ CPICH RSCP
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-
%rquence Measure'ent Con%iguration- Measure'ent /uantity
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Re#orting Range Constant Event 5A+5=
#arameter
Name
RptRan"e
0escri#tion Event 5A is easier to *e triggered "&en t&e re#orting rangeconstant %or event 5A is set to a larger valueG and vice verse,Event 5= is easier to *e triggered "&en t&e re#orting rangeconstant %or event 5= is set to a s'aller valueG and vice verse,
Range andSte#
[ ; , 5>,? ] d=ste# ;,?d=
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ 32?2;2;2;2;2;UE Event Re#ort Para'eters %or CPICH RSCP$ @2B2;2;2;2;2;
Con%iguration
Pat&
Die"-Con%iguration Manage'ent-RC E-RC Radio
Resource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration-Re#orting Range ConstantEvent 5A+5=(d=)
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Hysteresis
#arameter
Name
Hysteresis
0escri#tion T&is #ara'eter indicates t&e &ysteresis "&en .udging "&et&er totrigger t&e event, T&is #ara'eter avoids t&e c&ange o% t&e triggerstatus due to very s'all c&ange, T&is #ara'eter is related to t&e'easure'ent quantity and t&e event ty#e,
Range andSte#
[ ; , ,? ] d=ste# ;,?d=
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ ;2;2>2>27272>UE Event Re#ort Para'eters %or CPICH RSCP$ >2>2@2@2>2>2@
Con%iguration
Pat&
Die"-Con%iguration Manage'ent-RC E-RC Radio
Resource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- Hysteresis
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Cell Individual !%%set (utranCell)
#arameter
Name
%e$$IndivOffset'utran%e$$(
0escri#tion T&is #ara'eter de%ines t&e individual o%%set o% cells in t&e active setrelative to ot&er cells, 1&en t&e value is #ositive2 a #ositive value isadded to t&e 'easure'ent result, I% t&e value is negative2 anegative value is added to t&e 'easure'ent result,
Range andSte#
[ -5; , 5; ] d= ste# ;,?d=
0e%ault Dalue ;d=
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -Modi%y
Advanced Para'eter-Utran Cell-Cell Individual !%%set(d=)
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Cell Individual !%%set (utranRelation)
#arameter
Name
%e$$IndivOffset'utranRe$ation(
0escri#tion T&is #ara'eter de%ines t&e individual o%%set o% cells outside t&eactive set relative to ot&er cells, 1&en t&e value is #ositive2 a#ositive value is added to t&e 'easure'ent result, I% t&e value isnegative2 a negative value is added to t&e 'easure'ent result,
Range andSte#
[ -5; , 5; ] d= ste# ;,?d=
0e%ault Dalue ;d=
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -
eig&*ouring Cell-eig&*ouring Cell -Modi%y AdvancedPara'eter-Cell Individual !%%set(d=)
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1eig&t %or Event 5A+5=
#arameter
Name
)
0escri#tion T&is #ara'eter is used %or t&e quality .udg'ent o% event 5A and 5=,T&is #ara'eter indicates t&e "eig&t o% t&e *est cell in t&e quality .udg'ent and is related to t&e 'easure'ent quantity and t&e eventty#e,
Range andSte#
[ ;,; , 7,; ]ste# ;,5
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ ;,; ;,; ;,; ;,; ;,;;,; ;,;UE Event Re#ort Para'eters %or CPICH RSCP$ ;,; ;,; ;,; ;,; ;,;;,; ;,;
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- 1eig&t %or Event 5A+5=
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Ti'e to Trigger
#arameter
Name
Tri"Time
0escri#tion T&is #ara'eter indicates t&e ti'e di%%erence *et"een t&e ti'e t&att&e event generation is detected and t&e ti'e t&at t&e event isre#orted, T&e event is triggered and t&e 'easure'ent re#ort isre#orted only "&en t&e event generation is detected and still 'eetst&e require'ents o% event triggering a%ter Ti'e to trigger,
Range andSte#
( ; , 5; , 7; , >; , @; , B; , 5;; , 57; ,
5@; , 7;; , 7>; , 37; , @>; , 57B; , 7?@; , ?;;; ) 's
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$7;;2@>;237;237;27;;27;;237;'sUE Event Re#ort Para'eters %or CPICH RSCP$7;;27;;27;;27;;27;;27;;27;;'s
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- Ti'e to Trigger('s)
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A'ount o% Re#orting %or Event 5A+5=+5C
#arameter
Name
*vtRptmount
0escri#tion T&is #ara'eter indicates t&e re#orting a'ount %or event 5A+5=+5C,!nce Event 5A+5C 'eets t&e re#orting range o% quality standards2t&e UE "ill re#ort Event 5A+5C #eriodically until t&is event does not'eet re#orting conditions or t&e re#orting ti'es reac& t&e'a:i'u' allo"ed ti'es,
Range andSte#
( 5 , 7 , > , B , 5@ , 37 , @> , In%inity )
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ >2 >2 >2 -2 -2 -2 >UE Event Re#ort Para'eters %or CPICH RSCP$ >2 >2 >2 -2 -2 -2 >
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- A'ount o% Re#orting %orEvent 5A+5=+5C+5J
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Re#orting Interval %or Event 5A+5=+5C
#arameter
Name
*vtRptInterva$
0escri#tion T&is #ara'eter indicates t&e re#orting interval %or event 5A+5=+5C,!nce Event 5A+5C 'eets t&e re#orting range o% quality standards2t&e UE "ill re#ort Event 5A+5C #eriodically until t&is event does not'eet re#orting conditions or t&e re#orting ti'es reac& t&e'a:i'u' allo"ed ti'es,
Range andSte#
( ; , 7?; , ?;; , 5;;; , 7;;; , >;;; ,
B;;; , 5@;;; ) 's
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ 7;;;2 7;;;2 7;;;2-2 -2 -2 7;;; 'sUE Event Re#ort Para'eters %or CPICH RSCP$ 7;;;2 7;;;2 7;;;2
-2 -2 -2 7;;; 's
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- Re#orting Interval %orEvent 5A+5=+5C+5J('s)
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Re#orting 0eactivation T&res&old %or Event
5A#arameter
Name
Rpt+eactThr
0escri#tion T&is #ara'eter indicates t&e 'a:i'u' nu'*er o% t&e cells allo"edin t&e active set, 1&en t&e UE detects t&at one cell in t&e'onitoring set satis%ies t&e trigger t&res&old o% event 5A2 itdeter'ines "&et&er t&e nu'*er o% t&e cells in t&e current active setgreater t&an t&e value indicated *y t&is #ara'eter at %irst, I% yes2t&e event 5A is not triggered,
Range andSte#
( ; , 5 , 7 , 3 , > , ? , @ , )
0e%ault Dalue UE Event Re#ort Para'eters %or CPICH Ec+o$ 72 -2 -2 -2 -2 -2 -UE Event Re#ort Para'eters %or CPICH RSCP$ 72 -2 -2 -2 -2 -2 -
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Intra-%rquence Measure'ent Con%iguration- Re#orting 0eactivationT&res&old %or Event 5A
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0etected Set Handover S"itc&
#arameter
Name
+etSetHoSwch
0escri#tion T&e 'easure'ent control 'essage t&at contains t&e detected setin%or'ation is sent only "&en t&e 0etSetH! s"itc& o% t&e *est cellin t&e current active set is set to , and t&e current nu'*er o% intra-%requency neig&*ouring cells is less t&an 37,
Range andSte#
;$ Closed5$ !#en
0e%ault Dalue 5$ !#en
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -Modi%y
Advanced Para'eter-Utran Cell-0etected Set Handover S"itc&
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Content
UMTS Handover !vervie" UMTS Intra-Frequency Handover Strategy
UMTS Inter-!requency Handover Strate"y
UMTS Inter-RAT Handover Policy UMTS SRS Relocation
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Carrier evaluation standard
/%requency .$ Re%ers to active set quality o% carrier .2 t&at is2 t&e
'easure'ent result o% carrier .,
M%requency .$ Re%ers to t&e #&ysical 'easure'ent value o% t&e active set o%
carrier ., Mi .$ Re%ers to t&e #&ysical 'easure'ent value o% cell i o% carrier .,
A .$ Re%ers to t&e nu'*er o% cells (e:cluding *est cell) in t&e active set
o% carrier .,
M=est .$ Re%ers to t&e 'easure'ent result o% t&e *est cell in t&e active
set o% carrier .,
1 .$ Re%ers to t&e "eig&t o% t&e *est cell in t&e active set o% carrier .
during carrier 'easure'ent,
.=est .
5i .i . .%requency%requency. ogM5;)1(5Mog5;1ogM5;/
. A
⋅⋅−+
⋅⋅=⋅= ∑=
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Inter-%requency 'easure'ent events
A series o% inter-%requency 'easure'ent events are de%ined
in 3
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Event 7A
/ot=est$ Re%ers to t&e 'easure'ent result o% current non-
*est carrier %requency,
/=est$ Re%ers to t&e 'easure'ent result o% current *estcarrier %requency,
H7a$ Re%ers to &andover decision &ysteresis #ara'eter o%
Event 7A,
+7H// 7a=estot=est +≥
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Event 7A
Ec_,2
Ec_,1
H2a/2
2A
2A
t
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Event 7=
/on used$ Re%ers to t&e 'easure'ent result o% current non-
"or8ing carrier %requency,
Ton used 7*$ Re%ers to t&e a*solute t&res&old o% good qualityo% non-"or8ing carrier %requency in Event 7= decision,
H7*$ Re%ers to &andover decision &ysteresis #ara'eter o%
Event 7=,
/Used$ Re%ers to t&e 'easure'ent result o% current "or8ingcarrier %requency,
TUsed 7*$ Re%ers to t&e a*solute t&res&old o% #oor quality o%
"or8ing carrier %requency in Event 7= decision,
+7HT/7*7*usedonusedon
+≥ +7HT/ 7*7*UsedUsed −≤and
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Event 7=
Ec_,2
Ec_,1
!non used 2b+ H2b/2
2B
2A
t
!used 2b- H2b/2
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Event 7C
/on used$ Re%ers to t&e 'easure'ent result o% current non-
"or8ing carrier %requency,
Ton used 7c$ Re%ers to t&e a*solute t&res&old o% good qualityo% non-"or8ing carrier %requency in Event 7C decision,
H7c$ Re%ers to &andover decision &ysteresis #ara'eter o%
Event 7C,
+7HT/ 7c7cusedonusedon +≥
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Event 7C
Ec_,2
Ec_,1
2*t
!non used 2b+ H2c/2
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Event 70
/Used$ Re%ers to t&e 'easure'ent result o% current "or8ing
carrier %requency,
TUsed 7d$ Re%ers to t&e a*solute t&res&old o% #oor quality o%"or8ing carrier %requency in Event 70 decision,
H7d$ Re%ers to &andover decision &ysteresis #ara'eter o%
Event 70,
+7HT/ 7d7dUsedUsed −≤
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Event 7E
/on used$ Re%ers to t&e 'easure'ent result o% current non-
"or8ing carrier %requency,
Ton used 7e$ Re%ers to t&e a*solute t&res&old o% good qualityo% non-"or8ing carrier %requency in Event 7E decision,
H7e$ Re%ers to &andover decision &ysteresis #ara'eter,
+7HT/ 7e7eusedonusedon −≤
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Event 7F
/Used$ Re%ers to t&e 'easure'ent result o% current "or8ing
carrier %requency,
TUsed 7% $ Re%ers to t&e a*solute t&res&old o% #oor quality o%"or8ing carrier %requency in Event 7F decision,
H7% $ Re%ers to &andover decision &ysteresis #ara'eter o%
Event 7F,
+7HT/ 7% 7% UsedUsed +≥
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Co'#ressed Mode Ena*ling+0isa*ling
A'ong all inter-%requency 'easure'ent events2Event 70 and Event 7F only involve 'easure'ent
o% "or8ing carrier %requencies2 so t&e co'#ressed
'ode is not required during 'easure'ent and
e:tra over&ead "ill not *e *roug&t a*out to *ot&UE and RC, T&e co'#ressed 'ode can *e
ena*led and disa*led *ased on t&e de%inition o%
70+7F,
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Event o% inter-%requency &andover
T&e sa'e cell can only use one o% Event 7A2Event 7= and Event 7C to trigger inter-%requency
&andover, 1&ic& o% t&e t&ree events "ill *e used
is *ased on t&e inter-%requency &andover
reco''endation strategy #ara'eterInterHoTactic,
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Handling o% Event 7E
All non-"or8ing carrier %requencies re#ort Event7E2 indicating t&at radio quality o% all inter-
%requency ad.acent cells is #oor and UMTS
syste' quality deteriorates, Issue t&e Inter-RAT
'easure'ent Event 3A+3C,
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Inter-Frequency Handover
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Inter-Frequency Handover
Ec_f1
Ec_f2
2D t2 2D
2
2A
2D
RSCP
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Intra-RC Hard Handover
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Inter-RC Hard Handover
!RNC"N#"E $!N#"E $UE
RAD$. /$%0 &E!1) RE21E&!
RAD$. /$%0 &E!1) RE&).%&E
)H3&$*A/ *HA%%E/ RE*.%-$41RA!$.%
)H3&$*A/ *HA%%E/ RE*.%-$41RA!$.% *.M)/E!E
RAD$. /$%0 DE/E!$.% RE21E&!
RAD$. /$%0 DE/E!$.% RE&).%&E
"RNC
RE/.*A!$.% RE21$RED
RE/.*A!$.% *.MMA%D
CN
RE/.*A!$.% RE21E&!
RE/.*A!$.% RE21E&! A*0%.5/ED4E
RE/.*A!$.% DE!E*!
RE/.*A!$.% *.M)/E!E
$1 RE/EA&E *.MMA%D
$1 RE/EA&E *.M)/E!E
RAD$. /$%0 RE&!.RE $%D$*A!$.%
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Filter Coe%%icient (Inter)
#arameter
Name
!i$ter%oeff'Inter(
0escri#tion T&is #ara'eter indicates t&e %iltering %actor t&at UE #er%or's t&e 3%iltering on t&e 'easure'ent results o% t&e inter-%requency'easure'ent, T&e s'aller t&e value o% t&e %iltering %actor is2 t&elarger e%%ect t&e current 'easure'ent result "ill &ave on t&e'easure'ent result re#orted to RC (#eriodical re#ort) or t&e
.udg'ent (event re#ort),
Range andSte#
( ; , 5 , 7 , 3 , > , ? , @ , , B ,
, 55 , 53 , 5? , 5 , 5 )
0e%ault Dalue UE Inter-%requency Event Re#ort Para'eters %or CPICH Ec+o$ 3UE Inter-%requency Event Re#ort Para'eters %or CPICH RSCP$ 3
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Modi%y Advanced Para'eter-UE Inter-%requence Measure'ent Con%iguration- Filter Coe%%icient
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Measure'ent Priority o% eig&*oring Cell
(Inter)#arameter
Name
Meas#rio'Inter(
0escri#tion T&e #riority o% a neig&*ouring cell can *e set to ;2 52 and 72 o%"&ic&2 ; re#resents t&e &ig&est #riority and 7 re#resents t&e lo"est#riority, T&e #riority o% t&e neig&*ouring is set *y t&e con%iguration#ersonnel according to t&e signal strengt& and t&e distance o% t&eneig&*oring cell,
Range andSte#
[ ; , 7 ]
0e%ault Dalue ;
Con%iguration
Pat&
Die"-Con%iguration Manage'ent-RC E-RC Radio
Resource Manage'ent-Utran Cell-Utran Cell -eig&*ouring Cell- eig&*ouring Cell -Measure'entPriority o% eig&*oring Cell
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Re#ort Criteria (Inter)
#arameter
Name
Rpt%rt'Inter(
0escri#tion T&is #ara'eter indicates t&e criteria o% re#orting t&e inter-%requency'easure'ent2 including t&e Event Re#orting and #eriodicalre#orting,
Range and
Ste#
5$ Inter-%requency Event Re#orting Criteria
7$ Periodical Re#orting Criteria0e%ault Dalue UE Inter-%requency Event Re#ort Para'eters %or CPICH Ec+o$
Inter-%requency Event Re#orting CriteriaUE Inter-%requency Event Re#ort Para'eters %or CPICH RSCP$Inter-%requency Event Re#orting Criteria
Con%igurationPat& Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Inter-%rquence Measure'ent Con%iguration- Re#ort Criteria
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Measure'ent /uantity (Inter)
#arameter
Name
Meas&uantity'Inter(
0escri#tion T&is #ara'eter indicates t&e 'easure'ent quantity o% t&e inter-%requency 'easure'ent t&at UE #er%or's,
Range andSte#
; : CPICH Ec+o
5 : CPICH RSCP
0e%ault Dalue UE Inter-%requency Event Re#ort Para'eters %or CPICH Ec+o$CPICH Ec+oUE Inter-%requency Event Re#ort Para'eters %or CPICH RSCP$CPICH RSCP
Con%iguration
Pat&
Die"-Con%iguration Manage'ent-RC E-RC Radio
Resource Manage'ent- Modi%y Advanced Para'eter-UE Inter-%rquence Measure'ent Con%iguration- Measure'ent /uantity
1 i &t % t& C tl U d F %
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1eig&t o% t&e Currently Used Frequency %or
7A+7=+70+7F#arameter
Name
)used
0escri#tion T&is #ara'eter is used %or quality .udg'ent o% t&e currently usedcarrier %requency, It indicates t&e "eig&t o% t&e *est RC in t&equality .udg'ent (only %or event 7a+7*+7d+7%) and is related to t&e'easure'ent quantity and t&e event ty#e,
Range andSte#
[ ;,; , 7,; ]ste# ;,5
0e%ault Dalue UE Inter-%requency Event Re#ort Para'eters %or CPICH Ec+o$;,;2 ;,;2 ;,;2;,;2;,;2;,;UE Inter-%requency Event Re#ort Para'eters %or CPICH RSCP$;,;2 ;,;2 ;,;2;,;2;,;2;,;
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Modi%y Advanced Para'eter-UE Inter-%requence Measure'ent Con%iguration- 1eig&t o% t&e CurrentlyUsed Frequency %or 7A+7=+70+7F
A* l t T& & ld % t& / lit % t&
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A*solute T&res&old o% t&e /uality o% t&e
Currently Used Frequency %or 7=+70+7F#arameter
Name
ThreshUsed!req
0escri#tion T&is #ara'eter indicates t&e a*solute t&res&old t&at s&ould *econ%igured %or event 7*+7d+7%,In t&e case o% event 702 t&e less t&et&res&old con%igured2 t&e 'ore di%%icult t&e event 70 *een triggered,In t&e case o% event 7F2 t&e less t&e t&res&old con%igured2 t&eeasier t&e event 7F *een triggered,
Range andSte#
CPICH RSCP :[ -55? , -7? ] d=' ste# 5d='
CPICH Ec+o :[ -7> , ; ] d= ste# 5d=
0e%ault Dalue UE Inter-%requency Event Re#ort Para'eters %or CPICH Ec+o$ -7>2-532 -7>2-532-7>2-Bd=UE Inter-%requency Event Re#ort Para'eters %or CPICH RSCP$ -
55?2-?2 -55?2-?2-55?2-B;d='
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Modi%y Advanced Para'eter-UE Inter-%requence Measure'ent Con%iguration- A*solute T&res&old o% t&e/uality o% t&e Currently Used Frequency %or 7=+70+7F
( )
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Hysteresis (Inter)
#arameter
Name
Hysteresis'Inter(
0escri#tion T&is #ara'eter indicates t&e &ysteresis used "&en .udging "&et&erto trigger t&e event, T&is #ara'eter avoids t&e trigger statusc&ange due to very s'all c&ange, 0i%%erent events are con%iguredse#arately and t&e events can *e con%igured "it& di%%erent values,
Range andSte#
[ ; , 5>,? ] d= ste# ;,?d=
0e%ault Dalue UE Inter-%requency Event Re#ort Para'eters %or CPICH Ec+o$>2>2>2>2>2>d=UE Inter-%requency Event Re#ort Para'eters %or CPICH RSCP$
>2>2>2>2>2>d=
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Modi%y Advanced Para'eter-UE Inter-%requence Measure'ent Con%iguration- Hysteresis(d=)
Ti t T i (I t )
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Ti'e to Trigger (Inter)
#arameter
Name
Tri"Time'Inter(
0escri#tion T&is #ara'eter indicates t&e ti'e di%%erence *et"een t&e ti'e t&att&e event generation is detected and t&e ti'e t&at t&e event isre#orted, T&e event is triggered and t&e 'easure'ent re#ort isre#orted only "&en t&e event generation is detected and still 'eetst&e require'ents o% event triggering a%ter Ti'e to trigger,
Range andSte#
( ; , 5; , 7; , >; , @; , B; , 5;; , 57; , 5@; ,
7;; , 7>; , 37; , @>; , 57B; , 7?@; , ?;;; ) 's
0e%ault Dalue UE Inter-%requency Event Re#ort Para'eters %or CPICH Ec+o$5;;25;;25;;2@>;25;;2@>;UE Inter-%requency Event Re#ort Para'eters %or CPICH RSCP$
5;;25;;25;;2@>;25;;2@>;
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Modi%y Advanced Para'eter-UE Inter-%requency Measure'ent Con%iguration- Ti'e to Trigger('s)
I t % H d T ti
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Inter- %requency Handover Tactic
#arameter
Name
InterHoTactic
0escri#tion T&is #ara'eter indicates t&e event t&at is used to trigger t&e inter-%requency &andover, T&e de%ault value o% t&e #ara'eter is 7A2 t&atis2 t&e &andover can *e triggered "&en t&e conditions %or *estcarrier %requency c&ange are satis%ied,
Range andSte# ;$ Algorit&' 0eciding5$ 7A Event Trigger 7$ 7= Event Trigger 3$ 7C Event Trigger
0e%ault Dalue 5$ 7A Event Trigger
Con%igurationPat& Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -Modi%y Advanced Para'eter-Utran Cell- Inter- %requency HandoverTactic
S& C I di ti
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S&are Cover Indication
#arameter
Name
Share%over
0escri#tion T&is #ara'eter descri*es t&e neig&*oring relations&i# o% t&ecurrent cell and t&e neig&*oring cell, T&e relations&i# *et"een t&eneig&*ouring cell and t&e current cell 'ay *e eig&*or2 !verla#2Covers2 or Contained in,
Range andSte# ;$ eig&*or 5$ !verla#7$ Covers3$ Contained in
0e%ault Dalue ;$ eig&*or
Con%igurationPat& Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -eig&*ouring Cell-eig&*ouring Cell - S&are CoverIndication
I t F I t RAT H d
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Inter Frequency or Inter RAT Handover
S"itc&#arameter
Name
IfOrRatHoSwch
0escri#tion T&is #ara'eter indicates &o" to #er%or' neig&*or 'easure'ent i%a cell &as *ot& inter-%requency and inter-RAT cells as its neig&*ors,
Range andSte#
;$ Turn o%% Inter-%requency and Inter-RAT Handover 5$ !nly Inter Frequency
7$ !nly Inter Rat3$ Inter Frequency is Prior to Inter Rat
0e%ault Dalue 3$ Inter Frequency is Prior to Inter Rat
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -Modi%y Advanced Para'eter-Utran Cell-Inter Frequency or Inter RATHandover S"itc&
C t t
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Content
UMTS Handover !vervie" UMTS Intra-Frequency Handover Strategy
UMTS Inter-Frequency Handover Strategy
UMTS Inter-RT Handover #o$icy UMTS SRS Relocation
I t RAT T iti St t 0i
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Inter-RAT Transition State 0iagra'
I t RAT t t
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Inter-RAT 'easure'ent events
3
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Event 3A
/used$ indicates t&e esti'ated quality o% t&e used %requency
o% t&e UTRA,
Tused$ indicates t&e a*solute t&res&old o% t&e currently used%requency di%%erence,
H3a$ is t&e &ysteresis #ara'eter %or 3A event decision,
M!t&er RAT$ is t&e quality 'easure'ent result o% ot&er
syste's, CI!!t&er RAT$ is t&e quality o%%set o% ot&er syste' cells,
T!t&er RAT$ is t&e a*solute t&res&old o% ot&er syste's,
+7HT/ 3aUsedUsed −≤ +7HTCI!M 3aRAT!t&er RAT!t&er RAT!t&er +≥+and
E ent 3C
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Event 3C
M!t&er RAT$ is t&e quality 'easure'ent result o% ot&er
syste's,
CI!!t&er RAT$ is t&e quality o%%set o% ot&er syste' cells, T!t&er RAT$ is t&e a*solute t&res&old o% ot&er syste's,
H3c$ is t&e &ysteresis #ara'eter %or 3C event decision,
+7HTCI!M3cRAT!t&er RAT!t&er RAT!t&er
+≥+
Processing o% Inter RAT Events
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Processing o% Inter-RAT Events
In a cell2 inter-RAT &andover can only *e triggered
*y 3A or 3C event2 "&ic& is controlled *y Inter-
RAT &andover tactic RatHoTactic,
1&en only PS service e:ists2 ado#t cell
reselection #rocess o% PS service &andover, 1&en CS service and PS service e:ist
si'ultaneity2 sus#end PS service %irstly2 t&en
&andover CS service to
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Inter-RAT Handover
T&e RC trans'its t&e 70 ad 7F event con%iguration to t&e
UE "&en t&e service is set u#, I% t&e UE re#orts a 70
event2 t&at is2 t&e current carrier is in #oor signal quality2
t&e UE re#orts a 7E event a%ter inter-%requency
'easure'ent is started (t&at is2 t&e signal quality o% t&e
'easured inter-%requency neig&*oring cell is also #oor)2t&e RC needs to con%igure and start Inter-RAT
'easure'ent 3A or 3C event to t&e UE2 and t&en #er%or's
t&e corres#onding decision #rocess %or Inter-RAT &andover
according to t&e 3A2 or 3C event su*sequently re#orted *yt&e UE,
Inter RAT Handover
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Inter-RAT Handover
Inter RAT Handover
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Inter-RAT Handover
Ec_f1
GSM
2D t2 2D
2
A
2D
A647
R&*)
A657
Inter %requency 6 Inter RAT Handover
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Inter-%requency 6 Inter-RAT Handover
Ec_f1
GSM
Ec_f2
2D t2 2D
2
2E A
2D 2E
A64
7
A657
R&*)
UMTS to
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UMTS to
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UMTS to
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UTRA Filter Coe%%icient(Rat)
#arameter
Name
!i$ter%oeff'Rat(
0escri#tion T&is #ara'eter indicates t&e %iltering %actor t&at UE #er%or's t&e 3%iltering on t&e UTRA 'easure'ent results o% t&e inter-RAT'easure'ent, T&e s'aller t&e %iltering %actor2 t&e larger t&e e%%ecto% t&e 'easure'ent on t&e %inal result,
Range andSte# ( ; , 5 , 7 , 3 , > , ? , @ , , B , , 55 , 53 , 5? , 5 , 5 )
0e%ault Dalue UE Event Re#ort Para'eters %or !"n Syste' CPICH Ec+o$ 3UE Event Re#ort Para'eters %or !"n Syste' CPICH RSCP$ 3
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Modi%y Advanced Para'eter-UE Inter-Rat Measure'ent Con%iguration In%or'ation-UTRA FilterCoe%%icient
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Measure'ent Priority o% eig&*oring
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Re#ort Criteria
#arameter
Name
Rpt%rt'Rat(
0escri#tion T&is #ara'eter indicates t&e criteria o% re#orting t&e inter-RAT'easure'ent2 including t&e Event Re#orting and PeriodicalRe#orting,
Range and
Ste#
5$ Inter-RAT Event Re#orting Criteria
7$ Periodical Re#orting Criteria0e%ault Dalue UE Event Re#ort Para'eters %or !"n Syste' CPICH Ec+o$ Inter-
RAT Event Re#orting CriteriaUE Event Re#ort Para'eters %or !"n Syste' CPICH RSCP$ Inter-RAT Event Re#orting Criteria
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Inter-Rat Measure'ent Con%iguration In%or'ation- Re#ort Criteria
UTRA Measure'ent quantity
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UTRA Measure'ent quantity
#arameter
Name
OwnMeas&uantity
0escri#tion T&is #ara'eter indicates t&e 'easure'ent quantity o% t&e inter-RAT 'easure'ent t&at UE #er%or's, A%ter a ne" inter-RAT'easure'ent con%iguration inde: is added2 t&e 'easure'entquantity is %i:ed "&en t&e %unction o% t&e set o% t&e inter-RAT'easure'ent #ara'eters is selected,
Range andSte#
;$ CPICH Ec+o5$ CPICH RSCP
0e%ault Dalue UE Event Re#ort Para'eters %or !"n Syste' CPICH Ec+o$CPICH Ec+oUE Event Re#ort Para'eters %or !"n Syste' CPICH RSCP$
CPICH RSCP
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Inter-Rat Measure'ent Con%iguration In%or'ation-UTRAMeasure'ent quantity
1eig&t o% t&e UTRA Syste' %or 3A
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1eig&t o% t&e UTRA Syste' %or 3A
#arameter
Name
)'Rat(
0escri#tion T&is #ara'eter indicates t&e "eig&t o% t&e *est cell in t&e quality .udg'ent o% event 3a, It is used in .udging t&e quality o% t&e UTRAsyste' in inter-RAT 'easure'ent,
Range and
Ste#
;,;2 7,;2 ste# ;,5
0e%ault Dalue UE Event Re#ort Para'eters %or !"n Syste' CPICH Ec+o$ ;2 -2-2 -UE Event Re#ort Para'eters %or !"n Syste' CPICH RSCP$ ;2 -2-2 -
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Inter-RAT Measure'ent Con%iguration In%or'ation-1eig&t o% t&eUTRA Syste' %or 3A
A*solute T&res&old o% t&e /uality o% UTRA
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A*solute T&res&old o% t&e /uality o% UTRA
Cell %or 3A#arameter
Name
Thresh'Rat(
0escri#tion T&is #ara'eter indicates t&e a*solute t&res&old o% t&e UTRA cellquality t&at is used *y UE to .udge event 3a, T&e range and unit o%t&e #ara'eter are related to t&e 'easure'ent quantity o% t&e cellso% t&e UTRA syste', T&e s'aller t&e value con%igured2 t&e 'oredi%%icult t&e event 3a *een re#orted,
Range andSte#
CPICH RSCP$ -55?2 -7? d='2 ste# 5d='CPICH Ec+o$ -7>2 ; d=2 ste# 5d=
0e%ault Dalue UE Event Re#ort Para'eters %or !"n Syste' CPICH Ec+o$ -@2-7>2-7>2-7>UE Event Re#ort Para'eters %or !"n Syste' CPICH RSCP$ -?2
-55?2-55?2-55?
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Inter-RAT Measure'ent Con%iguration In%or'ation-A*solute T&res&oldo% t&e /uality o% UTRA Cell %or 3A
A*solute T&res&old o% t&e /uality o% !t&er
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A*solute T&res&old o% t&e /uality o% !t&er
RAT %or 3A+3=+3C#arameter
Name
ThreshSys
0escri#tion T&is #ara'eter indicates t&e a*solute t&res&old used "&en .udging t&equality o% ot&er RAT con%igured %or event 3a+3*+3c, T&e value rangeand unit o% t&is #ara'eter are related to t&e 'easure'ent quantity o%t&e cells o% ot&er syste's, At #resent2 t&e 'easure'ent quantity canonly *e
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Hysteresis(Rat)
#arameter
Name
Hysteresis'Rat(
0escri#tion T&is #ara'eter indicates t&e &ysteresis used "&en .udging "&et&ert&e event 'eets t&e conditions o% *een triggered, T&is #ara'eter isrelated to t&e 'easure'ent quantity and t&e event ty#e, I% a s'all&ysteresis is con%igured2 t&e corres#onding event "ill *e re#orted ina &ig& #ro*a*ilityG and vice versa,
Range andSte#
;,2 ,? d=2 ste# ;,? d=
0e%ault Dalue UE Event Re#ort Para'eters %or !"n Syste' CPICH Ec+o$>2>272> d=UE Event Re#ort Para'eters %or !"n Syste' CPICH RSCP$
>2>2>2> d=
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Inter-RAT Measure'ent Con%iguration In%or'ation- Hysteresis
Cell individual o%%set(gs'Relation)
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Cell individual o%%set(gs'Relation)
#arameter
Name
%e$$IndivOffset'"smRe$ation(
0escri#tion T&is #ara'eter indicates t&e individual o%%set o%
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Ti'e to Trigger(Rat)
#arameter
Name
Tri"Time'Rat(
0escri#tion T&is #ara'eter indicates t&e ti'e di%%erence *et"een t&e ti'e t&att&e event generation is detected and t&e ti'e t&at t&e event isre#orted, T&e event can *e triggered and re#orted only "&en t&eevent is detected and still 'eets all require'ents o% eventtriggering a%ter Ti'e to trigger, T&e larger t&e value is2 t&e stricter
t&e .udg'ent is %or t&e event to *e triggered,
Range andSte#
(;2 5;2 7;2 >;2 @;2 B;2 5;;2 57;2 5@;2 7;;2 7>;2 37;2 @>;2 57B;27?@;2 ?;;;) 's
0e%ault Dalue UE Event Re#ort Para'eters %or !"n Syste' CPICH Ec+o$5;;25;;25;;25;; 's
UE Event Re#ort Para'eters %or !"n Syste' CPICH RSCP$5;;25;;25;;25;; 's
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-UE Inter-RAT Measure'ent Con%iguration In%or'ation- Ti'e to Trigger
Inter-Rat Handover Tactic
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Inter Rat Handover Tactic
#arameter
Name
RatHoTactic
0escri#tion Event 3C can *e triggered "&en t&e quality o% t&e inter-RAT carrier%requency signal is &ig&er t&an a certain value, In contrast2 t&etrigger o% event 3A requires an additional condition2 t&at is2 t&equality o% t&e carrier %requency signal o% t&e current RAT 'ust *eless t&an a certain value, Hence2 t&e inter-RAT &andover can *e
triggered 'ore easily "&en t&e #ara'eter is set to 3C EventTrigger,
Range andSte#
;$ Algorit&' 0eciding5$ 3A Event Trigger 7$ 3C Event Trigger
0e%ault Dalue 5$ 3A Event Trigger
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent-Utran Cell-Utran Cell -Modi%y Advanced Para'eter-Utran Cell-Inter-RAT Handover Tactic
S&are Cover Indication
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S&are Cover Indication
#arameter
Name
smShare%over
0escri#tion T&is #ara'eter indicates t&e neig&*oring relations&i# o% t&e currentcell and
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PS Inter Syste' Handover Indicator
#arameter
Name
#sInterSysHoSupp
0escri#tion T&is #ara'eter indicates "&et&er RC su##orts PS inter-RAT&andover, ; indicates not su##ort2 5 indicates su##ort,
Range andSte#
;$ ot Su##ort5$ Su##ort
0e%ault Dalue 5$ Su##ortCon%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- RC Con%iguration Su##le'entIn%or'ation -PS Inter-Syste' Handover Indicator
Inter-Syste' 0TM Su##ort Indicator
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Inter Syste' 0TM Su##ort Indicator
#arameter
Name
+tmSuppInd
0escri#tion T&is #ara'eter indicates "&et&er RC su##orts 0TM 'ode2 t&at is"&et&er su##orts inter-RAT &andover *ot& %or CS do'ain servicesand PS do'ain services at t&e sa'e ti'e, ; indicates not su##ort25 indicates su##ort,
Range andSte# ; : ot Su##ort5 : Su##ort
0e%ault Dalue 5 : Su##ort
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- RC Con%iguration Su##le'entIn%or'ation -Inter-Syste' 0TM Su##ort Indicator
Handover to
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Handover to
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## g q y
and Activating Inter-RAT Measure'ent#arameter
Name
T.StpIfMeactRat
0escri#tion T&is #ara'eter indicates t&e ti'e interval o% issuing inter-%requency'easure'ent and inter-RAT 'easure'ent, 1&en RC issuesinter-%requency 'easure'ent2 t&e ti'er is start, I% t&e quality o%non-used %requency is *ad during t&e ti'e lengt& indicated *y t&is#ara'eter2 RC "ill issue inter-RAT 'easure'ent i% t&ere is an
inter-RAT neig&*oring cell, T&e larger t&e value is2 t&e slo"er t&einter-RAT 'easure'ent is initialiKed2 and vice versa,
Range andSte#
(;L7;)s
0e%ault Dalue ?
Con%igurationPat&
Die"-Con%iguration Manage'ent-RC E-RC RadioResource Manage'ent- Modi%y Advanced Para'eter-RCRadio Resource Manage'ent-Ti'er %or Sto##ing Inter-%requencyMeasure'ent and Activating Inter-RAT Measure'ent
Content
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UMTS Handover !vervie" UMTS Intra-Frequency Handover Strategy
UMTS Inter-Frequency Handover Strategy
UMTS Inter-RAT Handover Policy UMTS SRNS Re$ocation
Relocation Triggered *y So%t Handover
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gg y
UE
Target
RCS,Relocation Co''and
?,Relocation Co''it
@,Relocation 0etect
,UTRA Mo*ility
In%or'ation
B,UTRA Mo*ility
In%or'ation Con%ir'
,Relocation Co'#lete
5;,Iu Release Co''and
55,Iu Release Co'#lete
*%
Relocation Triggered *y Hard Handover
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gg y
*%
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