物理信道资源分布图

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1、Cell-SpecificReferenceSignalsMappingR0R0–ForChannelestimationR0R0–Measurements(e.g.RSRP)OneantennaportRR–Synchronisationinfrequency&time00–CellId(PhysicalLayerCellIdentity)R0R0l=0l=6l=0l=6Resourceelement(k,l)R0R0R1R1FormoredetailedR0R0R1R1informationaccordingtoUENotusedfort

2、ransmissiononthisantennaportspecificReferenceSignalsTwoantennaportsR0R0R1R1andtheirpositionsee:TSReferencesymbolsonthisantennaport36.211;6.10.R0R0R1R1l=0l=6l=0l=6l=0l=6l=0l=6R0R0R1R1R2R3R0R0R1R1R2R3FourantennaportsR0R0R1R1R2R3R0R0R1R1R2R3l=0l=6l=0l=6l=0l=6l=0l=6l=0l=6l=0l=6

3、l=0l=6l=0l=6even-numberedslotsodd-numberedslotseven-numberedslotsodd-numberedslotseven-numberedslotsodd-numberedslotseven-numberedslotsodd-numberedslotsAntennaport0Antennaport1Antennaport2Antennaport31RSRP:ReferenceSignalReceivedPowerUnusedMIMOandtheOFDMAReferenceSymbolsRes

4、ourceElementANTENNA1ReferenceANTENNA2SymbolSub-carriers/FrequencyDomainSub-carriers/FrequencyDomainOFDMSymbols/TimeDomainOFDMSymbols/TimeDomain3PBCHRepetitionPatternoneradioframe=10ms72subcarriersRepetitionPatternofPBCH=40msMIB(MasterInformationBlock)content:DLsystemBandwid

5、thPHICHconfiguration(PHICHgroupnumber)SystemframenumberSFN1SizeofthePDCCHregion4consecutiveDLsubframesFrequencyPDCCHregion→1,2,3OFDMsymbolsinthebeginningofthesubframe→notallocatedbyPCFICH,PHICHTime23PHICHStructurePCFICHresourceelementsHARQIndicator1ReferencesymbolsPHICHreso

6、urceelementsRepetitioncoding111Walsh+1-1+1-1+1-1+1-1+1-1+1-1spreadingD.C.72subcarriers2PUCCHandPUSCHMultiplexingPUCCHPUSCHTotalULBandwidthPUCCH12subcarriers1subframe=1ms1UplinkSpectralEfficiencySIMO0.600.500.4050017320.3030000.2090000.100.001.4MHz3MHz5MHz10MHz15MHz20MHzDown

7、LinkSpectralEfficiencySIMO1.401.201.005000.8017320.60300090000.400.200.001.4MHz3MHz5MHz10MHz15MHz20MHz