02_01_mn3530eu35mn_0002_utran_radio_netw_param.ppt

8/13/2019 02_01_mn3530eu35mn_0002_utran_radio_netw_param.ppt

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Cell 1 Cell 3

Cell 2R

N

C

OMC-B

IMAT

OMC-R

LMT

Iub

Iub

Fig. 1 Introduction: radio network parameters (MN3530EU35MN_0002 UTRAN radio network parameter, 5)



Node B

System information

Node B data

OMC-B

OMC-R / IMAT

RNC data

R

N

C

Fig. 2 Location of office data (MN3530EU35MN_0002 UTRAN radio network parameter, 7)



Radio Resource

Management(RRM)

Power control

Handovercontrol

Resourceallocation

Congestioncontrol

Radio bearer control

Measurement control

Fig. 3 Overview of RRM (MN3530EU35MN_0002 UTRAN radio network parameter, 9)



Powercontrol

Handover control Radio Bearercontrol

Measurement control

Powercontrol

Measurement controlCongestioncontrol

RRM for CRNC

RNC

RRM for SRNC

Intrafrequency HO

Interfrequency HO

Intersystem HO

Resource allocation

Admission control

Code allocation

Fig. 4 RRM function in UTRAN (MN3530EU35MN_0002 UTRAN radio network parameter, 11)



Registrationresponse

PLMN Selection

and Reselection

Cell selection

andReselection

Location registration

F1

C

N

Power on

PLMN

PLMNselected

PLMNavailable

Registration

F1

RNC

Fig. 5 Overall selection process (MN3530EU35MN_0002 UTRAN radio network parameter, 13)



Slot Synchronization

(P-SCH)

Frame Synchronization

(S-SCH)

Scrambling Code

Identification (CPICH)

Scrambling code

group

Scrambling code

SCG0

(8 sc)

SCG63

SCGi

(8 sc)512sc

SC

Fig. 6 Cell search (MN3530EU35MN_0002 UTRAN radio network parameter, 15)



SCH1

Sector2Sector

1

SCH3

SCH2

Sector3

SCH1 SCH2 SCH3

Offset timing=256 Offset timing=512

P(t)

t

CPICH

Parameter name parameter Sector / Cell value

1 0

2 256

3 512

P-SCH power offset po_psch Urban -3dB

S-SCH power offset po_ssch urban -3dB

timing offset of the

cell

t_cell

Fig. 7 Cell synchronization (MN3530EU35MN_0002 UTRAN radio network parameter, 17)



view cell tiub cellid=all

# cell iub related information #nodebid=1 cellid=10

cellid_lcl=3 uarfcn=9638,10588

sc_pcpi=10 id_ura=4

rac=8 lac=24 sac=10 sac_cbs=10

nwom=md2 atdt=mnd tmr_cspu=0

pwr_pcpit=25 po_bch=-3.0 po_psch=-3.0 po_ssch=-3.0 po_thra=3.0

max_dltp=43.0 poffset=20.0 pwval_max=15.0t_cell=2 dclc_utran=3 cio=0.0

t300=1000 n300=3 t302=4000 n302=3 tpcu=0 t307=30

t309=5 t312=10 n312=1 t313=3 n313=50 t314=12

t315=180 n315=1 t316=30 t317=10

plmn_vt=0 flag_asup=off

Fig. 8 Parameter for cell synchronization (MN3530EU35MN_0002 UTRAN radio network parameter, 17)



PLMN A PLMN B

MCC= XX , MNC(A)=YY MCC= XX , MNC(B)=ZZ

USIM card

IMSI=MCC+MNC+MSIN

IMSI format

MCC

3 digits

MNC

2~3 digits

MSIN

(Mobile Subscriber Identity Number)

Maximum 10 digits

Fig. 9 PLMN Selection and reselection (MN3530EU35MN_0002 UTRAN radio network parameter, 19)



direction

Cell A Cell B Cell C

SELECTION

RESELECTION RESELECTION

Fig. 10 Cell selection reselection (MN3530EU35MN_0002 UTRAN radio network parameter, 21)



Candidate List: :

- Cell Information:Carrier frequency, Scrambling code,etc

- Neighboring cells:Cell 1,cell 3,cell 4

Cell 4

Cell 1

Cell 2

Cell 4

Cell 3

System information:-PLMN identity

-Cell information-Neighboring cells

Fig. 11 Initial cell selection (MN3530EU35MN_0002 UTRAN radio network parameter, 23)



New PLMN Selection

InitialCell Selection

Cell Reselectionevaluation

Camped normally

Any cell selection

Storedinformation

Cell Selection

Cell Reselectionevaluation

No USIM

USIM inserted

Camped on any cell

NoYes

No suitable cellfound

Storedinformation



Suitable cellfound

Suitable cellfound

Acceptable cell

found

Suitable cellfound

No Acceptable cellfound

Connected

mode

Connectedmode

(EC calls only)

Suitable cellfound

trigger

Acceptable cellfound

trigger

F i g .

1 2 I d l e m o d e c e l l s e l e c t i o n a

n d r e s e l e c t i o n ( M N 3 5 3 0 E U 3 5 M N_

0 0 0 2 U T R A N

r a d i o n e t

w o r k p a r a m e t e r , 2 5 )



RRC service state

Idle ModeCell selection Camping

on a cell

ConnectedMode

RRC connection request

RRC connection set up

F1

RNC

CellDCH

Cell FACH

CellPCH URAPCH

Fig. 13 RRC idle and connected mode (MN3530EU35MN_0002 UTRAN radio network parameter, 27)



swsh >view rbc

# rbc information #

tfach_dchue=5000 tbra_riue=1280 tbra_rdue=1280

tdch_fachr=2 tfach_pchr=1000 tpch_idler=10

ulbra_ript=64K ulbra_rdpt=8K ul_fdpt=1024

dl_upt=1024 max_ccros=2 srbr=3.4dch_inact=false ch_nonrab=dedc ch_ibrab=dedc ini_pib=64_64

t_strminact=0

04/20/2005_08:04:43 Training WS_STEUDTNER

...view rbc end

Fig. 14 radio bearer control object (MN3530EU35MN_0002 UTRAN radio network parameter, 27)



direction

Cell A Cell B Cell C

SELECTION

RESELECTION RESELECTION

cellbr=bar

Fig. 15 Service types (MN3530EU35MN_0002 UTRAN radio network parameter, 29)



view cell rslc cellid=all

# cell re-selection control #

nodebid=1 cellid=10

cellbr=nbar cellrop=nrsv ifc_rslct=nalwd t_br=10 csrqm=ecn0qhyst1s=4 qhyst2s=4 trslct=5 maut=33 qqualm=-24

qrxlevmin=-115 fach_moclc=3 iterrat_mind=true iffdd_mind=true

flag_sitras=off sitra_s=16 flag_siters=off siter_s=16

ss_rat=16 slmt_srat=0

Fig. 16 cell reselection (MN3530EU35MN_0002 UTRAN radio network parameter, 29)



Suitable cells:Cell selection criterion: S

FDD cells: Srxlev > 0 AND Squal > 0

GSM cells: Srxlev > 0Squal => CPICH EC/N0

Srxlev => CPICH RSCP

*) Pcompensation = max(UE_TXPWR_MAX_RACH - P_MAX, 0)

Squal = Qqualmeas – Qqualmin

Srxlev = Qrxlevmeas - Qrxlevmin – Pcompensation *)

Fig. 17 A cell is suitable if it fulfills S (MN3530EU35MN_0002 UTRAN radio network parameter, 31)



Measurement of neighbor cells:

Non HCS: Neighbour Cell Measurements

Intra-Frequency: Squal <= Sintrasearch OR

Sintrasearch

is not sent

Inter-Frequency: Squal <= Sintersearch OR

Sintersearch is not sent

Inter-RAT (GSM): Squal <= SsearchRAT OR

SsearchRAT is not sent

Fig. 18 Non –HCS: measurement of neighbor cells (MN3530EU35MN_0002 UTRAN radio network parameter, 33)



Ranking of cells:

Non HCS: Cell ranking criterion: R

Rs = Qmeas,s + QhystS

Rn = Qmeas,n – Qoffsets,n

Qmeas,s / Qmeas,n = CPICH RSCP / RxLev Qhyst1ss,n & Qoffset1ss,n

Qmeas,s / Qmeas,n = CPICH Ec/No Qhyst2ss,n & Qoffset2ss,n

FDD: Cel l rs lc csrqm = rscp cel l rs lc qhyst1s & cel l aci qof fset1

= ecno cell rslc qhy st2s & cell aci qoffset2

Re-selected cell: Suitable (S Criterion)

Best Rank(Highest R)

Fig. 19 Cell Re-selection- Ranking criterion R (MN3530EU35MN_0002 UTRAN radio network parameter, 35)



Adjacent cells

Measured cells

S-criteria

R-criteria

Fig. 20 Procedure if non HCS (MN3530EU35MN_0002 UTRAN radio network parameter, 35)



Fig. 21 Example: Cell Re-selection; Non - HCS case (MN3530EU35MN_0002 UTRAN radio network parameter, 37)



swsh >view rnc

# rnc information #

rncid=1 mcc=262 mnc=10

a2ea_idi=49172101 a2ea_dsp=0000000000000000000000

opc=01440 udpp_rnc=2152 udpp_sgsn=2152

nwind_ps=2 dpc_ps=01390 drxclc_ps=7

nwind_cs=2 dpc_cs=01280 drxclc_cs=7

sc_rnc=1 type_ldc=none ipadr_cbc=000.000.000.000

opue_ibase=8100096906 opue_iofs=0

cnodei=false ho_psrrh=nh tmr_iubhc=0

ecm_2abm=true fband_gsm=none

flag_upgrd=old mmco=iffst ifho_wocm=true


...view rnc end

Fig. 22 printout view rnc (MN3530EU35MN_0002 UTRAN radio network parameter, 37)



view cell rslc cellid=all

# cell re-selection control #

nodebid=1 cellid=10

cellbr=nbar cellrop=nrsv ifc_rslct=nalwd t_br=10 csrqm=ecn0

qhyst1s=4 qhyst2s=4 trslct=5 maut=33 qqualm=-24

qrxlevmin=-115 fach_moclc=3 iterrat_mind=true iffdd_mind=trueflag_sitras=off sitra_s=16 flag_siters=off siter_s=16

ss_rat=16 slmt_srat=0

Fig. 23 printout view cell rslc (MN3530EU35MN_0002 UTRAN radio network parameter, 37)



0

11

1

1

2

2

2

2

Pico cell

Micro cell

Macro cell

Fig. 24 Example: macro / micro / pico cells (MN3530EU35MN_0002 UTRAN radio network parameter, 45)



F1 F1 F1

F2 F2 F2

Layer 1 Cells withRF1

Layer 2 Cells withRF2

Fig. 25 Hierarchical cell structure: principle (MN3530EU35MN_0002 UTRAN radio network parameter, 47)



1) F1 in macro cells

2) F1+ F2 in macro cells

3) F1+F2 in macro cells and

F1 in selected micro cells

4) F2 in macro cells andF2 in selected micro cells

F1 in continuous micro cells

F1 F1 F1 F1

F1 F1 F1 F1F1F1

F2 F2

F1F1

F2 F2 F2 F2

Overall capacity

Overall capacity ,Hot spot capacity

Overall capacity ,Hot spot capacity

F1 F1

F1 F1F1,F2 F1,F2

F1 F1F1,F2 F1,F2

Fig. 26 HCS evolution example (MN3530EU35MN_0002 UTRAN radio network parameter, 49)



cre cell hcs cellid=DDDDD nodebid=DDDD pri_hcs=D qhcs=DD tm_pnlt=DD offset1_temp=CCC

offset2_temp=CCC tcrmax=DDD ncr=DD tcrmax_hyst=DD flag_sshcs=CCC ss_hcs=DDDD

flag_shcsrat=CCC shcs_rat=DDDD

Fig. 27 Printout (MN3530EU35MN_0002 UTRAN radio network parameter, 50)



Adjacent cells

Measured cells

S-criteria

HCS

HCS-prio

R-criteria

Fig. 28 Cell selection reselection with HCS (MN3530EU35MN_0002 UTRAN radio network parameter, 51)



Measurement of Neighbor Cells:

HCS: Neighbor Cell Measurements

*) High mobility state

Intra-RAT (FDD):

all cells if [(Squal <= Sintersearch) OR (Srxlev <= SsearchHCS)] else

hcs_prion = hcs_prios if nCR > NCR in TCRmax else *)

hcs_prion > hcs_prios if Squal > Sintrasearch else

hcs_prion >= hcs_prios Squal <= Sintrasearch

Inter-RAT (GSM):

all cells if [(Squal <= SsearchRAT) OR (Srxlev <= SHCS,RAT)] else

hcs_prion

= hcs_prios

if nCR

> NCR

in TCRmax

else *)

no cells if Squal > Slimit,SearchRAT else

hcs_prion >= hcs_prios Squal = Slimit,SearchRAT

Fig. 29 Cell re-selection: HCS measurements of neighbor cells will be triggered if these HCS-dependent conditions are met

(MN3530EU35MN_0002 UTRAN radio network parameter, 51)



HCS Quality Level Threshold:

HCS: Hierarchical Cell Selection, Criterion H

Hs = Qmeas,s - QhcsS

Hn = Qmeas,n - Qhcsn - TEMP_OFFSETn * W(PENALTY_TIMEN – Tn )

if HCS_PRIOn <> HCS_PRIOs

(Trigger: Qmeas,n > Qhcsn )

Quality Measure Q:

Qmeas,n = CPICH RSCP / RxLev

Qmeas,n = CPICH Ec/No

Fig. 30 HCS: decision criterion H for prioritized ranking (MN3530EU35MN_0002 UTRAN radio network parameter, 53)



Ranking of cells:

HCS: Cell Ranking Criterion R

Quality Measure

Qmeas,n = CPICH RSCP / RxLev Qhyst1ss,n & Qoffset1ss,n

Qmeas,n = CPICH Ec/No Qhyst2ss,n & Qoffset2ss,n

Re-selected cell: Suitable (S > 0)

Highest HCS_PRIO [if H > 0] *)

Best Ranked (Highest R)

Rs = Qmeas,s + QhystS

Rn = Qmeas,n – Qoffsets,n - TEMP_OFFSETn * W(PENALTY_TIMEn – Tn )

if HCS_PRIOn = HCS_PRIOs

(Trigger: Qmeas,n > Qmeas,s + Qoffsets,n )

*) in high mobility state neighbor cells with lower priorities are selected

Fig. 31 HCS: cell ranking criterion R (MN3530EU35MN_0002 UTRAN radio network parameter, 55)



Cell A

Cell B?

Fig. 32 Cell selection (MN3530EU35MN_0002 UTRAN radio network parameter, 57)



cre rnc rncid=1 mcc=262 mnc=10 a2ea_idi=49172101 a2ea_dsp=0000000000000000000000 opc=01440 udpp_rnc=2152

udpp_sgsn=2152 nwind_ps=2 dpc_ps=01390 nwind_cs=2 dpc_cs=01280 drxclc_ps=7 drxclc_cs=7 sc_rnc=1

cnodei=false opue_ibase=8100096906 opue_iofs=0 ho_psrrh=nh tmr_iubhc=0 ipadr_cbc=0.0.0.0 type_ldc=none ecm_2abm=true fband_gsm=none flag_upgrd=old mmco=iffst ifho_wocm=true

Fig. 33 Printout (MN3530EU35MN_0002 UTRAN radio network parameter, 57)



Overflow

Cell with High load

RF2

RF1

Cell with Low load

Fig. 34 Load overflow mechanism (MN3530EU35MN_0002 UTRAN radio network parameter, 59)



Cell1 balanced load

Cell2 balanced load

Cell1 balanced load

Cell2 balanced load

Cell1 balanced load

Cell2 balanced load

RF1

RF2

NodeB1 NodeB2 NodeB3

RF1

RF2

RF1

RF2

Fig. 35 Load balancing mechanism (MN3530EU35MN_0002 UTRAN radio network parameter, 61)



UMTS micro cells

Softer HO

(Intrafrequency HO

Intra Node B)

Soft HO

(Intra-frequency HO

Inter Node B)

1a

Interfrequency HO

GSM

UMTS macro cell

Intersystem HO

Triggered by limited

coverage of UMTS

1b

3 2

Intersystem HO

Triggered by GSM

Fig. 36 Example of different handover types (MN3530EU35MN_0002 UTRAN radio network parameter, 73)



Cell A

Cell B

Cell C

Cell D

UE with connection

to cell B, C and D

RNC

Active Set:

UE in cell B,C,D

Fig. 37 (MN3530EU35MN_0002 UTRAN radio network parameter, 75)



view ifmrms

# Intra-Frequency Measurement reporting mode system information #

ftce=3 mmq=ecn0 actset=3

# criteria1 #

evid=1a rng_repo=1.0 ofs_reporng=0.5 w=0.0 hyst=3.5

tmtrg=640 ramnt=4 rintvl=500

# criteria2 #evid=1b rng_repo=10.0 w=0.0 hyst=0.0

tmtrg=640

# criteria3 #

evid=1c hyst=0.0

tmtrg=0 ramnt=4 rintvl=0


...view ifmrms end

Fig. 38 printout of intra frequency object (MN3530EU35MN_0002 UTRAN radio network parameter, 77)



Handover: Events 1A, 1B, 1C

R 1A – H 1A / 2

Cell 1 Connected Event 1A Add Cell 2

Event 1C Replace Cell 1 with Cell 3

Event 1B Remove Cell 3

CPICH

CPICH 2

CPICH 3

Time

Measurement Quantity M

time to trigger time to trigger time to tri gger

R 1B + H 1A / 2

H 1C / 2

Fig. 39 Basic HO algorithm (MN3530EU35MN_0002 UTRAN radio network parameter, 79)



W increases the quality of the active set QUTRAN

Example:

- W = 0 QUTRAN determined by the strongest CPICH- W > 0 impact of the rest of the cells increases

Weighting factor W

Fig. 40 Dependence of the quality of the active set on W (MN3530EU35MN_0002 UTRAN radio network parameter, 81)

W i hti f t W



For W > 0 the QUTRAN depends on the number of cells in the active set

Example:

- 1 .. 3 cells in the active set

Weighting factor W

Fig. 41 Dependence of the quality of the active set on the number of cells (MN3530EU35MN_0002 UTRAN radio network parameter, 81)

H t i



- limits the amount of event-triggered reports

- a hysteresis parameter is connected with each reporting event

- value of the hysteresis is given to the UE in the reporting criteria field of the measurement control message

Hysteresis

Reporting

event

Hysteresis

Measurement

quantity

Time

P CCPCH 1

P CCPCH 2

Fig. 42 Hysteresis limits the amount of measurement reports (MN3530EU35MN_0002 UTRAN radio network parameter, 83)



Reporting

event

Measurement

quantity

Time

Time-to-trigger

P CPICH 1Reporting

range

P CPICH 2

P CPICH 3

Fig. 43 Time-to-trigger limits the amount of measurement reports (MN3530EU35MN_0002 UTRAN radio network parameter, 85)

CIO in case of an active set > 1 cell



CIO in case of an active set 1 cell

- Starting with the cell i, the cell j and finally cell k is added.

- The bold bounded cells mark the active set cells.

- The colours indicate from which cell the CIO is taken from the newest cell.

- Three cells with their adjacent intra-frequency cells.

i

j

k

i

j

k

j

ii

Fig. 44 CIO in case of an active set > 1 (MN3530EU35MN_0002 UTRAN radio network parameter, 87)



N

B

A

P

N

B

A

P

D

R

N

C

S

R

N

C

A

L

C

A

P

A

L

C

A

P

R

N

S

A

P

RL Setup Request

RL Setup Response

Establish Request

Establish Confirm

RL Setup Request

RL Setup Response

A

L

C

A

P

voice voice

R

R

C

DCCH: Active Set Update Command

DCCH: Active Set Update Complete

A

L

C

A

P

Establish Request

Establish Confirm

S

N

B

R

R

C

Decision to setup

new RL

D

N

B

Measurement report for new link

voice voice

R

N

S

A

P

voice

DCCH: Measurement Control

Fig. 45 Execution of HO: e.g. radio link addition (MN3530EU35MN_0002 UTRAN radio network parameter, 89)



PCPICH 2 monitored cell

Time1A 1A’

R 1A

R 1A’

= R 1A - R OFFSET

Fig. 46 (MN3530EU35MN_0002 UTRAN radio network parameter, 91)



event 2Dstart measurements

time

Qused

event 2Fstop measurements

Tused2D

Tused2F H2F / 2

H2D / 2

Fig. 47 Event2D and 2F: activation / de- activation of IF / IS - measurements (MN3530EU35MN_0002 UTRAN radio network parameter, 97)



Frame Frame Frame Frame Frame Frame

No data DataData Data Data

Frame FrameFrame

Transmission gap in the same frame

Data Data

Transmission gap (No

data)

Slot (Nfirst

– 1) Slot (Nlast

+ 1)

Frame FrameTransmission gap between frames

Fig. 48 Compressed mode function (MN3530EU35MN_0002 UTRAN radio network parameter, 99)



TG

Pattern1

TG

Pattern2

TG

Pattern1

TG

Pattern2

TG

Pattern1

TG

Pattern2

TG

Pattern1

TG

Pattern2

Transmission

Gap 1

Transmission

Gap 2Transmission

Gap 1

Transmission

Gap 2

TGSN TGSN

TGL1 TGL2

TGD

TGPL1 TGPL2

TGL1 TGL2

TGD

TG=Transmission Gap

Fig. 49 Compressed mode pattern parameters (MN3530EU35MN_0002 UTRAN radio network parameter, 101)

Inter-frequency Handover Control



Inter-system Handover Control

swsh >view ishc

# ishc information #

mq_fqe=rscp ftce=0

thruf_2dug=-80 wuf_2dug=0.1 hyst_2dug=0.5 tmtrg_2dug=640

thruf_2f=-50 wuf_2f=0.1 hyst_2f=0.5 tmtrg_2f=640

mq_uqe=ecn0 ftce_utran=0 ftce_gsm=0 bsic_veri=rqr cco_alwd=true

thrown_3a=0 throth_3a=-100 w_3a=0.1 hyst_3a=0.0 tmtrg_3a=640


...view ishc end

swsh >view ifhc

# ifhc information #

mq_fqe=ecn0 ftce=0

wuf_2a=0.1 hyst_2a=2.0 tmtrg_2a=640 wnouf_2a=0.1

wuf_2ad=0.1 hyst_2ad=4.0 tmtrg_2ad=640 wnouf_2ad=0.1thruf_2b=-20 wuf_2b=0.1 hyst_2b=0.0

tmtrg_2b=640 thrnouf_2b=-18 wnouf_2b=0.1

thruf_2d=-22 wuf_2d=0.1 hyst_2d=0.5 tmtrg_2d=640



...view ifhc end

Fig. 50 Inter frequency and Inter System Handover Control (MN3530EU35MN_0002 UTRAN radio network parameter, 103)

INTER-FREQUENCY HANDOVER



LOAD CONTROL

Load Overflow Load Balancing

F1

Select lowest load traffic

F2

Traffic full

Yes No

HANDOVER CONTROL

F1

F2

Event

Another frequency Same frequency

Fig. 51 Inter-frequency handover overview (MN3530EU35MN_0002 UTRAN radio network parameter, 105)

Coverage triggered handover by temporary air interface condition



RF 1

RF 2

RF 3

RF 1

RF 2

RF 3

Border

cell

Border

cell

Coverage triggered handover due to border of frequency layers

Interference

Macrocell

Adjacent cell interface triggered handover

Coverage triggered handover by temporary air interface condition

Coverage

hole

Macro

cell

Macro

cell

Fig. 52 Air interface-condition triggered HO (MN3530EU35MN_0002 UTRAN radio network parameter, 107)



Function Blind Handover Inter-frequency Handover

Target cell Only the cell in relation to the

active set with condition same

antenna

Adjacent inter-frequency

neighbor cell of the active

set

Inter-frequency

measurement

Not applicable Applicable

Event Event 2D Event 2D, 2A, 2A’, 2B, 2F

Fig. 53 Inter-frequency HO (MN3530EU35MN_0002 UTRAN radio network parameter, 109)



event 2D

(QUTRAN)

Time

Q UTRAN

Leaving

triggering

condition

Triggering

condition

T2D H2D

event 2D

(QUTRAN)

Fig. 54 Example: Event 2D – "Triggering condition" and "leaving triggering condition" (MN3530EU35MN_0002 UTRAN radio network parameter, 111)



Used frequency

None used frequency

Hysteresis

2A

Time to trigger

Reporting event 2a

Quantity

Time

Fig. 55 Event 2A (MN3530EU35MN_0002 UTRAN radio network parameter, 113)



Used frequency

None used frequency

Hysteresis

Time totrigger

Reporting event 2B

Quantity

Time

Threshold used frequency

Threshold non used frequency

Fig. 56 Event 2B (MN3530EU35MN_0002 UTRAN radio network parameter, 115)



GSM-area

UMTS-Areas

Fig. 57 Mobile areas (MN3530EU35MN_0002 UTRAN radio network parameter, 121)



cell A connected

event 2D

start inter-systemmeasurements

CPICH A

time

Qused

event 2F

Stop inter-systemmeasurements

Tused – H3A / 2

Tused2D – H2D / 2

Tused2F + H2F / 2

Fig. 58 Inter system handover control: event 2D followed by 2F - no handover (MN3530EU35MN_0002 UTRAN radio network parameter, 123)



cell A connected

event 2D

start inter-system

measurements

CPICH A

time

MotherRAT

Qused

GSM RXLEV

event 3A

handover

triggered

TotherRAT + H3A / 2-CIOotherRAT

Tused – H3A / 2

Tused2D

– H2D

/ 2

Tused2F + H2F / 2

GSM RXLEV

Fig. 59 Inter system handover control: event 2D is followed by 3A - handover is triggered case A (MN3530EU35MN_0002 UTRAN radio network parameter, 125)



cell A connected

event 2D

start inter-system

measurements

CPICH A

time

MotherRAT

Qused

GSM RXLEV

event 3A

handover

triggered

TotherRAT + H3A / 2-CIOotherRAT

Tused – H3A / 2

Tused2D – H2D / 2

Tused2F + H2F / 2

GSM RXLEV

Fig. 60 Inter system handover control: event 2D is followed by 3A - handover is triggered case B (MN3530EU35MN_0002 UTRAN radio network parameter, 125)



swsh >view ishc

# ishc information #

mq_fqe=rscp ftce=0

thruf_2dug=-80 wuf_2dug=0.1 hyst_2dug=0.5 tmtrg_2dug=640


mq_uqe=ecn0 ftce_utran=0 ftce_gsm=0 bsic_veri=rqr cco_alwd=true

thrown_3a=0 throth_3a=-100 w_3a=0.1 hyst_3a=0.0 tmtrg_3a=640


...view ishc end

02_01_mn3530eu35mn_0002_utran_radio_netw_param.ppt

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