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1、网优事业部惠州项目培训--切换参数讲解与应用目录一、切换定位参数二、MSC切换相关参数三、定位算法选择四、BSC切换参数五、滤波器六、紧急切换参数七、切换失败相关参数九、断开连接参数八、SDCCH相关参数十、各参数取值范围一、切换定位参数Common:MSTXPWRisthemaximumallowedMSoutputpowerinasubcell.definedpersubcell.MS允许的最大功率BSPWRisthebasestationoutputpowerontheBCCHfrequency.percell,and
2、giveninrelationtoareferencepoint,e.g.asEIRP.BCCH参考点功率BSTXPWRisthebasestationoutputpoweronallfrequenciesotherthanBCCHfrequency.Itisdefinedpersubcell,andgiveninrelationtoareferencepoint,e.g.asEIRP.TCH参考点功率MSRXMINisathresholdforthedownlinksignalstrengthfromneighbourin
3、gcells,asmeasuredbytheMS,forallowingacelltobeeligibleasahandovercandidate.Itisdefinedpercell.目标小区下行最小电平BSRXMINisthecorrespondingthresholdfortheuplinksignalstrengthtoneighbouringcells,ascalculatedfromthedownlinkmeasurements.Itisdefinedpercell,andgiveninrelationtoare
4、ferencepoint,e.g.asEIRP.目标小区上行最小电平Ericsson1:MSRXSUFFisathresholdforthedownlinksignalstrengthfromneighbouringcells,asmeasuredbytheMS,forallowingacelltobeeligibleforpathlossranking.Itisdefinedpercell.目标小区下行最小电平BSRXSUFFisthecorrespondingthresholdfortheuplinksignalstre
5、ngthtoneighbouringcells,ascalculatedfromthedownlinkmeasurements.Itisdefinedpercell,andgiveninrelationtoareferencepoint,e.g.asEIRP.目标小区下行最小电平KHYSTisthehysteresisforcellbordersdefinedbythesignalstrengthcriterion(K-Kborders),i.e.atlowsignalstrength.Itisdefinedasacellt
6、ocellrelation,i.e.ineachcellitcanbedefinedindividuallyforeachneighbourthathasbeendefinedforthatcell.Inthereversedirection,i.e.theoppositerelation,KHYSTobtainsthesamevalueandisthusasymmetricalrelationparameter.K-K边界的滞后值.LHYSTisthehysteresisforcellbordersdefinedbythe
7、pathlosscriterion(L-Lborders),i.e.athighsignalstrength.Itisdefinedasacelltocellrelationandisasymmetricalrelationparameter.L-L边界的滞后值.TRHYSTisthehysteresisforacellborderthatisdefinedbyaK-Ltransition.Itisdefinedasacelltocellrelationandisasymmetricalrelationparameter.K
8、-L边界的滞后值.KOFFSETisusedtodisplacecellbordersthataredefinedassignalstrengthcriterion(K-K)borders.Itisdefinedasacelltocellrelation,andisanantisymmet