04针对多模多频移动终端的先进射频解决方案图文.docx

04针对多模多频移动终端的先进射频解决方案图文.docx

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04针对多模多频移动终端的先进射频解决方案图文

WirelessSemiconductorDivisionYourImagination,OurInnovationBuildingaBiggerPipeBycombiningsmallpiecesofspectrum,ahighercapacitydatachannelcanbecreated.ThisiswhatCarrierAggregationisallabout5MHzRxatB17Ch52Ch53Ch54Ch55Ch56Ch57Ch58Ch595MHzTx/RxatB4A（UETxABCDEABC（UETx（UETx（UETx（UERx（UERx（UERx（UERx（UERxB（UETxCDE（UETx（UETx（UETxF（UETx…..A（UERxB（UERxCDE（UERx（UERx（UERxF（UERxCh59E（UETx+EC（UERx（UERx5MHzTx,10MHzRxAggregatedTwicethebandwidth=twicethespeed,twicethethroughput.Page26

WirelessSemiconductorDivisionYourImagination,OurInnovationArchitecturesSupportingDownlinkAggregationDownLinkAggregationF1andF2active:

eitherF1Tx,F1+F2Rx,orF2Tx,F1+F2RxForsimultaneousreception,pathstobothreceiversmustbelive（connectedtoantennaatthesametimeF1F2√F1F2√F1F2XDiplexerWorkswhenF1andF2arewidelyspaced,eglow-highbandsMostlinearstructureMultiplexerCanbeusedforanyfrequencyspacing,e.glow-low,low-high,etcSamelinearityasduplexersSwitchusuallycanonlyhaveonethrow“live”atatimeduetoloadingSamelinearityasduplexersPage27

WirelessSemiconductorDivisionYourImagination,OurInnovationSummaryPage28AVAGOTECHNOLOGIESCONFIDENTIAL

WirelessSemiconductorDivisionYourImagination,OurInnovationSmartphonesDrivetheRFSemiconductorMarket§§Smartphonesarenowmorethan35%ofthehandsetmarket.Smartphoneshavehigherbandcontentthanfeaturephones–10ormorebandsisnotuncommon,andrequestsaremovingtowards22bandphones.AddedbandsincreasesRFcontent.MorePAs,moreduplexers,andaneedforswitchesandotherroutingcomponents（diplexers,multiplexers.MultiBandMultiModedevicesarealsobecomingmorepopular.OtherradiossuchasWiFiandGPSarealsocommonlyfoundinsmartphones.Thisincreasestheneedforco-existencefiltering.Thehighlossesassociatedwithcombiningmultiplebandsmakeshighefficiencyandlowinsertionlossproductsmorevaluable.§§§§CarrierAggregation,SVLTE,andEnvelopeTracking（ETcreatechallengesfordevicelinearity,andmakehighisolationmorevaluable.Whilebandcountisincreasing,phonerealestateisnot,sosmallsizealsoaddssignificantvalue.Trendsincludeshrinkingofsinglefunctionsaswellasintegrationofmultiplefunctions.SamsungGalaxyNoteFeaturingAvagoB13,B17,MBMMPAs§Allofthisplaystothestrengthsofacompanythatofferstechnologicaldifferentiation.Page29