Course Content Radio Resource Management Functions Overview Parameter Configuration Common Channels & Power Control Load Control Admission Control Packet Scheduling Handover Control Resource Manager
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Module Objectives At the end of the module you will be able to: • Understand the Nokia RNC parameter database structure • Name and describe the different Managed Object types • Understand the usage of parameter templates • Understand how parameters are updated and maintained in Nokia RAN
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Logical Structure of the RNC Database Objects WSG
WANE CMOB
COCO
RNC
WBTS
WLCSE WSMLC
HOPG HOPI HOPS
FMCS FMCI
WCEL
ADJI
FMCG Soc Classification level 3 © Nokia Siemens Networks
ADJS
ADJG COCO = Radio Network Connection Configuration WANE = WCDMA Authorized Network WSG = WCDMA subscriber group Presentation / Author / Date CMOB = Congestion Management OBject
WLCSE = WCDMA Location service entity WSMLC = WCDMA Serving Mobile Location Center
Managed Object types • RNC = Radio Network Controller • WBTS = WCDMA Base Station
• COCO = Radio Network Connection Configuration
• WCEL = WCDMA Cell
• CMOB = Congestion Management OBject
• ADJ = Adjacency for WCDMA cell
• WANE = WCDMA Authorized Network
• ADJS = intra-frequency adjacency • ADJI = inter-frequency adjacency • ADJG = inter-system adjacency
• HOP = Handover Path • HOPS, HOPI, HOPG
• FMC = Frequency Measurement Control FMCS, FMCI, FMCG
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• WSG = WCDMA subscriber group • WLCSE = WCDMA Location service entity • WSMLC = WCDMA Serving Mobile Location Center
RNC Object • The logical object of the Radio Network Controller • It can have up to 512 WBTS objects (requires RAS51 RNC) • In the RNC object the following interfaces are defined: Iu-PS, Iu-CS and Iur • The logical object are hierarchically related to each other, therefore it is not possible to create any other object before RNC creation.
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WBTS Object • The logical object of the WCDMA Base Station (Node B). A WBTS can have up to 24 WCDMA cells and one COCO object.
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WCEL object • The logical object of the WCDMA Cell is created to define the configuration of the WCDMA Node B site. In one RNC database there can be 1152 WCELs.
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Handover Path HOPx
• The Handover Path object stores mainly cell reselection and Intra frequency HHO parameters. One HOPx can be related to several Adjacency objects. • The maximum number of HOPx objects within one category is 100. • E.g. for different type of cells (urban, rural, macro/micro/pico) • HOP Types:
• HOPS — object for intra-frequency Handover Path • HOPI — object for inter-frequency Handover Path • HOPG — object for inter-system Handover Path
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HOPx Level Parameters Intra Frequency
Inter Frequency
IntraFreqNcellHCSpriority
InterFreqNcellHCSpriority
GSMncellHCSpriority
IntraFreqNcellHCSthreshold
InterFreqNcellHCSthreshold
GSMncellHCSthreshold
IntraFreqNcellQqualMin
InterFreqNcellQqualMin
GSMncellQrxlevMin
IntraFreqNcellQrxlevMin
InterFreqNcellQrxlevMin
GSMncellPenaltyTime
IntraFreqNcellPenaltyTime
InterFreqNcellPenaltyTime
GSMncellQoffset1
IntraFreqNcellQoffset1
InterFreqNcellQoffset1
GSMncellTempOffset1
IntraFreqNcellQoffset2
InterFreqNcellQoffset2
HOPGId
IntraFreqNcellTempOffset1
InterFreqNcellTempOffset1
IntraFreqNcellTempOffset2
InterFreqNcellTempOffset2
EcNoAveragingWindow
HOPIId
Inter System
EnableInterRNCsho EnableRRCRelease HHOMarginAverageEcNo HHOMarginPeakEcNo ReleaseMarginAverageEcNo ReleaseMarginPeakEcNo HOPSId Soc Classification level 9 © Nokia Siemens Networks
Not a complete list
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Idle Mode Parameters Handover Parameters
Adjacencies ADJx
• Adjacencies for WCDMA cell refers to a handover relationship between two cells. They are defined for neighbouring cells. • Adjacency Types:
• ADJS — object for intra-frequency Adjacency • ADJI — object for inter-frequency Adjacency • ADJG — object for inter-system Adjacency There can be 31 intra frequency adjacencies (ADJS), 48 interfrequency adjacencies (ADJI) and 32 inter-system adjacencies (ADJG) Handover Path objects must be created before ADJx can be used Soc Classification level 10 © Nokia Siemens Networks
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Adjacencies (ADJx) Intra Frequency
Inter Frequency
Inter System
IntraFreqNcellCI
InterFreqNcellCI
GSMncellBandIndicator
IntraFreqNcellEcNoOffset
InterFreqNcellLAC
GSMncellBCC
IntraFreqNcellDERR
InterFreqNcellTxPwrRACH
GSMncellBCCH
IntraFreqNcellLAC
InterFreqNcellMCC
GSMncellCI
IntraFreqNcellTxPwrRACH
InterFreqNcellMNC
GSMncellLAC
IntraFreqNcellMCC
InterFreqNcellMNCLength
GSMncellTxPwrMaxRACH
IntraFreqNcellMNC
NrtHopiIdentifier
GSMncellMCC
IntraFreqNcellMNCLength
InterFreqNcellScrCode
GSMncellMNC
HSDPAHopsIdentifier
InterFreqNcellRNCid
GSMncellNCC
NrtHopsIdentifier
InterFreqNcellRAC
NrtHopgIdentifier
IntraFreqNcellScrCode
RtHopiIdentifier
RtHopgIdentifier
IntraFreqNcellRNCid
InterFreqNcellTxDiv
ADJGId
IntraFreqNcellRAC
InterFreqNcellUARFCN
RtHopsIdentifier
ADJIId
IntraFreqNcellTxDiv ADJSId Soc Classification level 11 © Nokia Siemens Networks
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Adjacencies (ADJx) to HOPx • Every adjacency definition contains links to HOPx parameter sets • RtHopxIdentifier defines the HOPx (x = S, I, G) parameter set that is applied • Idle mode cell-reselections • RT bearer intra-frequency hard handovers
• NrtHopxIdentifier defines the HOPx (x = S, I, G) parameter set that is applied • Connected mode cell-reselections (CELL_FACH, CELL_PCH, URA_PCH) • NRT bearer intra-frequency hard handovers
• HSDPAHopsIdentifier defines the HOPS parameter set that is applied • For user having HS-DSCH allocated
• RTWithHSDPAHopsIdentifier defines the HOPS parameter set that is applied • For user having HS-DSCH allocated simultaneously with AMR speech CS RAB
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Frequency Measurement Control • The FMC object contains information concerning the frequency measurement functionality of the RNC. • The maximum number of frequency measurement control objects within one category is 100. • E.g. for different type of cells (urban, rural, macro/micro/pico)
• One FMC can be related to several WCDMA cells. • FMC Types:
• FMCS — object for intra-frequency Frequency Measurement Control • FMCI — object for inter-frequency Frequency Measurement Control • FMCG — object for inter-system Frequency Measurement Control
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FMCX Level Parameters
Threshold & Trigger
Handover Cause
ActiveSetWeightingCoefficient
IFHOcauseCPICHEcNo
GSMcauseCPICHEcNo
AdditionReportingInterval
IFHOcauseCPICHrscp
GSMcauseCPICHrscp
AdditionTime
IFHOcauseTxPwrDL
GSMcauseTxPwrDL
AdditionWindow
IFHOcauseTxPwrUL
GSMcauseTxPwrUL
EcNoFilterCoefficient
IFHOcauseUplinkQuality
GSMcauseUplinkQuality
DropTime
InterFreqDLTxPwrThrAMR
GsmDLTxPwrThrAMR
DropWindow
InterFreqDLTxPwrThrCS
GsmDLTxPwrThrCS
MaxActiveSetSize
InterFreqDLTxPwrThrNrtPS
GsmDLTxPwrThrNrtPS
ReplacementReportingInterval
InterFreqDLTxPwrThrRtPS
GsmDLTxPwrThrRtPS
ReplacementTime
InterFreqMaxMeasPeriod
GsmMaxMeasPeriod
ReplacementWindow
InterFreqMeasAveWindow
GsmMeasAveWindow
HHoEcNoCancel
InterFreqMeasRepInterval
GsmMeasRepInterval
HHoEcNoCancelTime
InterFreqMinHoInterval
GsmMinHoInterval
HHoEcNoThreshold
InterFreqMinMeasInterval
GsmMinMeasInterval
HHoEcNoTimeHysteresis
InterFreqNcellSearchPeriod
GsmNcellSearchPeriod
HHoRscpCancel
InterFreqUETxPwrFilterCoeff
GsmUETxPwrFilterCoeff
HHoRscpCancelTime
InterFreqUETxPwrThrAMR
GsmUETxPwrThrAMR
HHoRscpFilterCoefficient
InterFreqUETxPwrThrCS
GsmUETxPwrThrCS
HHoRscpThreshold
InterFreqUETxPwrThrNrtPS
GsmUETxPwrThrNrtPS
HHoRscpTimeHysteresis
InterFreqUETxPwrThrRtPS
GsmUETxPwrThrRtPS
IMSIbasedSHO
InterFreqUETxPwrTimeHyst
GsmUETxPwrTimeHyst
FMCSId
FMCIId
FMCGId
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Not a complete list
WCEL to FMCx • Every WCEL definition contains links to max. 14 FMCx parameter sets • RtFmcxIdentifier (x = S, I, G) defines the FMCx parameter set that is applied for radio links with RT bearers • NrtFmcxIdentifier (x = S, I, G) defines the FMCx parameter set that is applied for radio links with only NRT bearers • HSDPAFmcxIdentifier (x = S, I, G) defines the FMCx parameter set controlling measurements of a user having HS-DSCH allocated • RTWithHSDPAFmcxIdentifier (x = S, I, G) defines the FMCx parameter set controlling measurements of a user having HS-DSCH allocated simultaneously with AMR speech CS RAB • HSPAFmcsIdentifier defines the FMCS parameter set controlling measurements of a user having HS-DSCH and E-DCH allocated • RTWithHSPAFmcsIdentifier defines the FMCS parameter set controlling measurements of a user having HS-DSCH and E-DCH allocated simultaneously with AMR speech CS RAB
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Connection Configuration COCO
• A new logical COCO object is created in order to reserve local transmission resources for the WCDMA BTS. • The COCO objects display the transmission resources in the Iub interface, but not the actual network topology • There can be up to 400 COCO objects in the RNW database
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WANE & WSG Objects IMSI BASED HO
• WANE & WSG MO groups are for the IMSI Based HO, which is optional feature • WANE set contain PLMN id where UE is allowed to make handover. • WSG object should be created to every subscriber (PLMN id) visiting in network and it maps subscriber (PLMN id) to certain WANE sets WANE-WCDMA Authorised Networks Parameters
WSG-WCDMA subscriber group Parameters
AuthorisedNetworkId AuthorisedNetworkList AuthorizedNetwork PLMN AuthorizedNetworkMCC AuthorizedNetworkMNC AuthorizedNetworkMNCLengh Technology WANEChangeOriging WANEName
GSMRoaming HomePLMN HomePLMNMCC HomePLMNMNC HomePLMNMNCLenght OperatorName SubscriberGroupid WSGAuthorisedNetworkId WSGChangeOriging
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WSMLC & WLCSE objects LOCATION BASED SERVICE
• WSMLC & WLCSE object groups are for Location based service. LCS is RAN04 feature • WSMLC-WCDMA Serving Mobile Location Center, represents a logical object with RNC specific mobile location center parameters • WLCSE-WCDMA Location service entity, represent a logical object with WCEL specific location parameters WSMLC-WCDMA Serving Mobile Location Center
WLCSE-WCDMA Location Service Entity
ConfAreaLevel RNCDelayTolRespTime RNCLowDelayResponseTime WSMLCChangeOrigin WSMLCid
AntennaBearing AntHPBW AntennaCoord CovType EnvCharact MaxCellBackRad MaxCellRad RepeaterExist WLCSEChangeOrigin WLCSEUtranCellId WLCSEid
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CMOB object • CMOB object contains parameters for the WCDMA RAN Access Regulation feature • This allows to temporarily bar certain Access Classes from accessing the network e.g. in case of disasters or large events • Acts only on Access Classes 0 to 9 CMOB-Congestion Management object ACBarredListSystem CMOBChangeOrigin CMOBId CMOBTimeStamp CellAccessRestriction RestrictionGroupName RestrictionGroupType TrafficRestriction
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HOPS parameters could be HOPS parameters could be defined on a Target cell type defined on a Target cell type basis (urban, rural, basis (urban, rural, macro/micro/pico) macro/micro/pico)
Summary
NrtHopsIdentifier = 1
HOPS (RTwHSDPA)
RtHopsIdentifier = 2
HOPSid = 3
HSDPAHopsIdentifier = 6
HOPS (NRT)
HOPSid = 1
ADJS
HOPS (RT)
HOPSid = 2
ADJSid = 1
HOPS (HSDPA)
HOPSid = 6
WCEL RTwithHSDPAHopsIdentifier = 3
WBTS
WCEL
NrtFmcsIdentifier = 3
Each ADJS has associated 1 HOPS for NRT & 1 for RT & 2 for HSDPA, sets can be reused for other cells.)
WCEL
RtFmcsIdentifier = 40 HSDPAFmcsIdentifier = 50
FMCSid = 1
Each WCEL has associated 1 FMCS for NRT & 1 for RT & 2 for HS(D)PA, all can be reused for other cells. FMCS parameters could be defined FMCS parameters could be defined on a Serving cell type basis on a Serving cell type basis (urban, rural, macro/micro/pico) (urban, rural, macro/micro/pico) Soc Classification level 20 © Nokia Siemens Networks
FMCSid = 1
FMCSid = 2
FMCSid = 2
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FMCS (NRT) FMCS (RT) FMCS (HS(D)P A) FMCS (RT&HS(D)PA)
HOPS (NRT)
HOPSid = 1
ADJS
HOPS (RT)
HOPSid = 5
ADJSid = 2
HOPS (HSDPA)
HOPSid = 7
HOPS (RTwHSDPA)
HOPSid = 3
Parameter count Parameter count MO Class ADJG ADJI ADJS COCO FMCG FMCI FMCS HOPG HOPI HOPS RNC WANE WBTS WCEL WLCSE WSG WSMLC Grand Total
Group AC
53 9 27
HC 14 16 17 22 22 21 8 15 16 8 8 5 13
Ident 1 1 1 2 1 1 1 1 1 1 30
LC
PC
PS
SI
1
16
51
26
2 12 6
6 12
17
19 23
45
19
33
93
71
8 89
193
1 62
Ref: RAN05 (RN2.1) parameter dictionary Soc Classification level 21 © Nokia Siemens Networks
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Other Grand Total 1 16 1 18 1 19 82 84 9 32 9 32 9 31 9 18 9 25 9 26 96 281 9 17 21 62 53 202 34 40 9 17 12 13 373 933
Parameter Dictionary RAS06 Example:
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Parameter management - Overview • Radio network parameters are managed via Netact OSS or directly via Element Manager functionality • Usage of Netact plan edit, analysis and activation tools recommended
RNC Element Manager
Netact CM tools Netact Database
Recommended
Re ri g a d o hts nly
RNW Database
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GUI example -General
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WCEL –FMCx mapping
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GUI examples -HOPS
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WCEL- ADJS
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Chapter 2 -Parameter configuration-
1.
Name all RNC Database objects.
2.
How many HOPS are defined for every ADJS and why?
3.
How are WCEL and FMCS linked together ?
4.
In which set are handover parameters described ?
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ANNEX – RAN04 RAS05.1 RAS06 • RAS05: HSDPA related parameters • Integrated to existing parameter groups • HSDPAFmcxIdentifier • HSDPAHopsIdentifier
• RAS05.1 new parameter mapping • RTWithHSDPAHopsIdentifier • RTWithHSDPAFmcxIdentifier
• RAS06 new parameters • HSPAFmcxIdentifier • RTWithHSPAFmcxIdentifier
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Version control Version
Date
Status
Owner
RAS051_v1.0
1.10.2006
RAS051 level
Florian Reymond
RAS51_v1.1
21.4.2007
Minot corrections (B. Aschermann)
Florian Reymond
RA06_v0.1
16.10.2007
Some RAS06 related additions (B. Aschermann)
Florian Reymond
RAS06_v1.0
26.10.2007
Review and some minor changes (J. Itkonen)
Florian Reymond
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