234G互操作第一次调研提纲.docx
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234G互操作第一次调研提纲.docx
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234G互操作第一次调研提纲
1、2/3/4G互操作需要配置的内容和参数有哪些,请分别列出并对参数进行解释,即:
1)2G到4G互操作需要配置的内容和参数:
参数英文名称
参数中文名称
参数解释
参数建议配置值
EN_2G_TO_LTETDD_CELL_RESELECTION
2G到4G重选开关
Enables/DisablestheGSMtoE-UTRANTDDcellreselectionanddefinestheLTEsearchactivationmodeforMSinGMMReadystate.
Value:
0:
Disabled,
1:
Enabled
Default:
0
根据现网开启
CI_LTE
LTE小区ID
ThisparameterindicatestheCellIdentifierofanexternalLTE(FDDorTDD)cellasdefinedin3GPPTS36.300.
Value:
0~268435455
根据现场数据配置
MCC_LTE
LTE小区MCC
MobileCountryCodeofaneighbourexternalLTE(FDDorTDD)celloftheownorofaforeignPLMN.
Value:
0~999
根据现场数据配置
MNC_LTE
LTE小区MNC
MobileNetworkCodeofaneighbourexternalLTE(FDDorTDD)celloftheownPLMNorofaforeignPLMN.
Value:
0~999
根据现场数据配置
ARFCN_LTE
LTE小区ARFCN
DownlinkTDDE-UTRANAbsoluteRadioFrequencyChannelNumber(EUARFCN)ofanexternalLTETDDcell.
Value:
0~65535
根据现场数据配置
PRIORITY_LTE
LTE小区重选优先级
PriorityassociatedtoagivenEUARFCNexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~7
Default:
7
7(缺省值)
THRESH_LTE_HIGH
LTE小区重选功率门限(高)
Threshold(high)associatedtoagivenEUARFCNexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~62dBm
Default:
30dBm
30dBm
THRESH_LTE_LOW
LTE小区重选功率门限(低)
Threshold(low)associatedtoagivenEUARFCNexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~62dBm
Default:
30dBm
30dBm
QRXLEVMIN_LTE
LTE小区信号最低接受等级
MinimumreceivedlevelrequiredforagivenEUARFCNbroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
-140~-78dBm
Default:
-140
-140
MEASUREMENT_BANDWIDTH
测量带宽
Numberofresourcesblocks(NRB)overwhichanMS/UELTE-capablecouldmeasure.
Value:
6,15,25,50,75,100
Default:
6
6
QSEARCH_C_LTE_INITIAL
开启LTE测量初始值
IndicatestheQsearchvaluetobeusedindedicated/dualtransfermodebeforeQsearch_C_LTEisreceived.UsedforCShandoverbyaLTE-capableMS/UE.
Value:
-98~-50dBm
-70:
AlwayssearchforLTEneighbourcells
-50:
NeversearchforLTEneighbourcells
Default:
-50
-50
QSEARCH_P_LTE
开启LTE测量门限值
ThresholdforsearchingforLTEcellsinGPRSdependingwhetherthereceivedlevelaverageoftheservingcellisbeloworabovethethreshold.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
-98~-50dBm
-70:
AlwayssearchforLTEneighbourcells
-50:
NeversearchforLTEneighbourcells
Default:
-50
-50
GERAN_PRIORITY
2G小区重选优先级
Givesthepriorityfortheservingcell.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~7
Default:
0
0
THRESH_PRIORITY_SEARCH
开启搜索门限
Thresholdfortheservingcellthatcontrolsinter-RATmeasurements.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
-98~-53dBm
-53:
Always
Default:
-53
-53
THRESH_2G_LOW
2G低门限
GivesthethresholdoftheGSMservingcell(andallmeasuredGSMcells).UsedinthepriorityalgorithmforcellreselectionbyaLTE-capableMS/UE.
Value:
0~30dB
30:
alwaysselectaLTEcellispossible
Default:
30
30
T_RESELECTION
重选时间
Periodduringwhichthecellreselectioncriteriaofthepriorityalgorithmmustbeverifiedtoallowthecellreselection;usedbyaLTE-capableMS/UE.
Value:
5~20sec
Default:
5sec
5
H_PRIO
优先级算法滞后
HysteresisusedinthepriorityreselectionalgorithmbyaLTE-capableMS/UE.
Value:
6:
Ruledisabled,5dB,4dB,3dB
Default:
6
6
DEFAULT_PRIORITY_3G
3G小区重选默认优先级
DefaultpriorityassociatedtoanyUARFCNnotexplicitelybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~7
Default:
3
3
DEFAULT_THRESH_3G
3G小区重选默认门限
DefaultthresholdassociatedtoanyUARFCNnotexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~62dB
Default:
30dB
30
DEFAULT_QRXLEVMIN_3G
3G小区广播默认接收等级
DefaultminimumreceivedlevelassociatedtoanyUARFCNnotexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
-119~-57dBm
Default:
-119dBm
-119dBm
PRIORITY_3G
3G小区重选优先级
PriorityassociatedtoagivenUARFCNexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~7
Default:
4
4
THRESH_3G_HIGH
3G小区重选门限(高)
Threshold(high)associatedtoagivenUARFCNexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~62dB
default:
30dB
30dB
THRESH_3G_LOW
3G小区重选门限(低)
Threshold(low)associatedtoagivenUARFCNexplicitlybroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
0~62dB
default:
30dB
30dB
QRXLEVMIN_3G
3G小区广播最低接收等级
MinimumreceivedlevelrequiredforagivenUARFCNbroadcastedbytheBSS.UsedforcellreselectionbyaLTE-capableMS/UE.
Value:
-119~-57dBm
Default:
-119dBm
-119dBm
THR_CELL_LOAD_LTE_REJECT
2G小区拒绝LTE语音切换负载门限
LoadthresholddeterminingwhetheraLTEto2Ghandoverrequestshallberejectedinloadsituation;thefeatureisdeactivatedbysettingTHR_CELL_LOAD_LTE_REJECTtoitsmaximumvalue100%.
Value:
0~100%
Default:
100%
100%
SAI_LTE
LTE服务区ID
ThisparameterdefinestheServingAreaIdentity,usedinE-UTRAN.ThisvalueallowstheBSCtodiscriminate3GfromLTE,astheservingRATinthe“CellIdentifier(serving)”IEoftheincomingHANDOVERREQUESTmessages
根据现场数据配置
EN_FAST_3G_Reselection
快速3G/LTE小区重选开关
Enablesafast3G/LTE(FDDorTDD)cellreselectionat2GCScallrelease.
0:
fast3G/LTEcellreselectionat2GCScallreleaseisnotused.
1:
onlyfast3Gcellreselectionat2GCScallreleaseisused.
2:
onlyfastLTEcellreselectionat2GCScallreleaseisused.
3:
fastLTEcellreselectionat2GCScallreleaseisused,3Gotherwise.
Default:
0
3
EN_RIM_NACC
跨BSS/3G/LTE的NACC开关
Flagtodisable/enabletheInter-BSSandInter-RATNACCfeatures(inter-RAT=inter-3Gorinter-LTE).
Value:
0:
Inter-BSSandInter-RATNACCaredisabled
1:
Inter-BSSNACConlyisenabled
2:
Inter-3GNACConlyisenabled
3:
Inter-BSSandInter-3GNACCareenabled
4:
Inter-LTENACConlyisenabled
5:
Inter-BSSandInter-LTENACCareenabled
6:
Inter-3GandInter-LTENACCareenabled
7:
Inter-BSSandInter-RAT
NACCareenabled
Default:
0
7
2)4G到2G互操作需要配置的内容和参数:
参数英文名称
参数中文名称
参数解释
参数建议配置值
3)3G到4G互操作需要配置的内容和参数:
参数英文名称
参数中文名称
参数解释
参数建议配置值
4)4G到3G互操作需要配置的内容和参数:
参数英文名称
参数中文名称
参数解释
参数建议配置值
5)2G到3G互操作需要配置的内容和参数:
参数英文名称
参数中文名称
参数解释
参数建议配置值
EN_2G_TO_3GTDD_CELL_RESELECTION
2G到3G重选开关
Enables/DisablestheGSMtoUTRANTD-SCDMAcellreselectionsanddefinesthe3GsearchactivationmodeforMSinGMMReadystate.
Value:
0:
Disabled
1:
Enabled
Default:
0
根据现网开启
TDD_ARFCN_LIST
3GTDD小区ARFCN
ListofneighbourDownlinkTDDUTRANAbsoluteRadioFrequencyChannelNumbers(UARFCNs)ofany3GTDDneighborcell(TD-SCDMA),adjacenttotheBSS.
Value:
0~16383
根据现网配置
CI_3G
3G小区ID
ThisparameterindicatestheCellIdentifierofanexternal3G(FDDorTDD)cellasdefinedin3GPPTS25.401.
Value:
0~65535
根据现网配置
LAC_3G
3G小区LAC
ThisparameterindicatestheLocationAreaCodeofanexternal3G(FDDorTDD)cell,asdefinedin3GPPTS24.008(intheHANDOVERCOMMANDmessageonAinterface).
Value:
0~65535
根据现网配置
MCC_3G
3G小区MCC
MobileCountryCodeofaneighbourexternal3Gcell(FDDorTDD)oftheownorofaforeignPLMN.
Value:
0~999
根据现网配置
MNC_3G
3G小区MNC
MobileNetworkCodeofaneighbourexternal3Gcell(FDDorTDD)oftheownPLMNorofaforeignPLMN.
Value:
0~999
根据现网配置
Qsearch_I
Idle模式下是否搜索TD小区的服务小区接收电平门限值
Thresholdforsearchingfor3Gcellsdependingwhetherthereceivedlevelaverageoftheservingcellisbeloworabovethethreshold.
Value:
-98~-50dB
Default:
-70dB
-70
总是搜寻TD小区
Qsearch_P
(E)GPRS模式下是否搜索TD小区的服务小区接收电平门限值
Thresholdforsearchingfor3GcellsinGPRSdependingwhetherthereceivedlevelaverageoftheservingcellisbeloworabovethethresholdValue:
-98~-50dB
Default:
-70dB
-70
总是搜寻TD小区
Qsearch_P_PTM
(E)GPRS传输模式下是否搜索TD小区的服务小区接收电平门限值
Thresholdforsearchingfor3GcellsinGPRSpackettransfermodedependingwhetherthereceivedlevelaverageoftheservingcellisbeloworabovethethreshold.
Value:
-98~-50dB
Default:
-70dB
-70
TDD_Qoffset
在GSM到TD小区重选时增加在服务小区和GSM邻小区接收电平上的偏移量
OffsetaddedtothereceivedlevelaverageoftheservingcellandoftheneighbourGSMcellsforUTRANTDDcellre-selection.
Value:
-32~28dB
Default:
-32
-32
THR_CELL_LOAD_3G_REJECT
小区拒绝接入3G到2G切换的负载门限
Loadthresholddeterminingwhethera3Gto2Ghandoverrequestshallberejectedinloadsituation;thefeatureisdeactivatedbysettingTHR_CELL_LOAD_3G_REJECTtoitsmaximumvalue100%.
Value:
0~100%
Default:
100%
100%
CELL_CAPACITY_CLASS
小区容量等级
Capacityclassofthecell,measuredonalinearscale,rangingfrom1to100.
Value:
1%~100%
Default:
100%
100%
EN_FAST_3G_RESELECTION
快速3G/LTE小区重选开关
Enablesafast3G/LTE(FDDorTDD)cellreselectionat2GCScallrelease.
0:
fast3G/LTEcellreselectionat2GCScallreleaseisnotused.
1:
onlyfast3Gcellreselectionat2GCScallreleaseisused.
2:
onlyfastLTEcellreselectionat2GCScallreleaseisused.
3:
fastLTEcellreselectionat2GCScallreleaseisused,3Gotherwise.
Default:
0
3
6)3G到2G互操作需要配置的内容和参数:
参数英文名称
参数中文名称
参数解释
参数建议配置值
2、2/3/4G互操作参数配置的原则,请分以下场景分别阐述:
1)2/3/4G均有的情况
运营商需要定义网络的优选顺序,比如4G>3G>2G,然后配置4G、3G、2G小区的优先级,使得UE可以优先选择相应的网络。
2)有2G/4G,没有3G的情况
如果运营商选择4G驻留策略,可通过设置控制手机在空闲模式下优先选择4G网络。
3)有3G/4G,没有2G的情况
重选的条件(满足以下任一即可)
在T_reselection重选时延时间周期内,S_non-serving_XXX比THRESH_XXX_high的值要高;(如果系统提
供THRESH_E-UTRAN_high_Q,XXX指的是QUAL,如果没有提供THRESH_E-UTRAN_high_Q,XXX指的是RXLEV)
在T_reselection时间周期内,当前GSM服务小区和所测量到的GSM小区的S_GSM比THRESH_GSM_low的值低。
在这种情况下,手机应当按照下的顺序进行重选:
在T_reselection时间周期内,低优先级的异系统的S_non-servi
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