Multiple Antenna Technologies

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1、MultipleAntennaTechnologiesM¶erouaneDebbahFebruary10,20082Contents1SISOchannelmodeling71.1Dopplere®ectanddeterministicfading........................71.2Wide-sensestationaryuncorrelatedscatteringmodel................91.3Dopplerspectracalculation..............................141.4Qualitat

2、ivebehaviorandsimpli¯edmodels.....................151.5Fadinggainstatistics..................................172MIMOchannelmodeling232.1ChannelModellingMethodology...........................232.2Constraints.......................................252.3Gaussiani.i.d.channelmodel...........

3、..................272.4Doubledirectionalmodel...............................302.5OtherModels......................................332.5.1MÄuller'sModel.................................332.5.2Sayeed'sModel.................................342.5.3The"Kronecker"model........................

4、....352.5.4The"Keyhole"Model.............................363Measurementresults393.1Measurementset-up..................................393.22.1GHz.........................................423.2.1Channelsounder................................423.2.2ArethemeasuredmutualinformationGaussian?.

5、.............433.2.3Whataboutfrequencyselectivity?......................433.2.4Isthemodelmutualinformationcomplying?................443.35.25GHz........................................443.3.1Channelsounder................................443.3.2ArethemeasuredmutualinformationGaussian?...

6、...........453.3.3Whataboutfrequencyselectivity?......................473.3.4Isthemodelmutualinformationcomplying?................474SomeMetrics494.1MutualInformation..................................494.2MMSESINRConsiderations.............................534.3MutualInformationandMMSE..

7、..........................56345Transmission/ReceptionwithMultipleAntennas595.1Antennadiversityreception..............................595.1.1SNRcdfattheoutputoftheMRC......................625.1.2Selectioncombining..............................625.2Spatialmultiplexing:theV-BLASTs