下行无线链路失败-LTE

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1、TS36.2134.2.1RadiolinkmonitoringThedownlinkradiolinkqualityoftheservingcellshallbemonitoredbytheUEforthepurposeofindicatingout-of-sync/in-syncstatustohigherlayers.Innon-DRXmodeoperation,thephysicallayerintheUEshalleveryradioframeassesstheradiolinkquality,evaluatedovertheprevioustime

2、perioddefinedin[10],againstthresholds(QoutandQin)definedbyrelevanttestsin[10].InDRXmodeoperation,thephysicallayerintheUEshallatleastonceeveryDRXperiodassesstheradiolinkquality,evaluatedovertheprevioustimeperioddefinedin[10],againstthresholds(QoutandQin)definedbyrelevanttestsin[10].T

3、hephysicallayerintheUEshallinradioframeswheretheradiolinkqualityisassessedindicateout-of-synctohigherlayerswhentheradiolinkqualityisworsethanthethresholdQout.WhentheradiolinkqualityisbetterthanthethresholdQin,thephysicallayerintheUEshallinradioframeswheretheradiolinkqualityisassesse

4、dindicatein-synctohigherlayers.TS36.1337.6RadioLinkMonitoring7.6.1IntroductionTheUEshallmonitorthedownlinklinkqualitybasedonthecell-specificreferencesignalinordertodetectthedownlinkradiolinkqualityoftheservingcellasspecifiedin[3].TheUEshallestimatethedownlinkradiolinkqualityandcompa

5、reittothethresholdsQoutandQinforthepurposeofmonitoringdownlinkradiolinkqualityoftheservingcell.ThethresholdQoutisdefinedasthelevelatwhichthedownlinkradiolinkcannotbereliablyreceivedandshallcorrespondto[10%]blockerrorrateofahypotheticalPDCCHtransmissiontakingintoaccountthePCFICHerror

6、swithtransmissionparametersspecifiedinTable7.6.1-1.ThethresholdQinisdefinedasthelevelatwhichthedownlinkradiolinkqualitycanbesignificantlymorereliablyreceivedthanatQoutandshallcorrespondto[2%]blockerrorrateofahypotheticalPDCCHtransmissiontakingintoaccountthePCFICHerrorswithtransmissi

7、onparametersspecifiedinTable7.6.1-2.Table7.6.1-1PDCCH/PCFICHtransmissionparametersforout-of-syncAttributeValueDCIformat1ANumberofcontrolOFDMsymbols[2];Bandwidth³[10]MHz[3];[3]MHz£Bandwidth£[5]MHz[4];Bandwidth=[1.4]MHzAggregationlevel(CCE)4;Bandwidth=[1.4]MHz8;Bandwidth³[3]MHzRatioof

8、PDCCHREenergytoaver