标签: multiple

MultipleAnti-windupLoopsunderMultipleStaticActivations-EnlargementoftheDomainofAttraction

MicroLogix1500DNetMSGtomultiplePF40

DeviceNetScannerArchiveLogicforMultipleScanners

MicroLogix1500readingmultiplePF40Drives

DesignofMultipleAnti-windupLoopsforMultipleActivations

AnAreaandTimeEfficientAdderforMultipleAdditionswithDifferentWord-Length

VICOR_Tethered_RobotMultiplePowerSource,RuggedVehicle

PI-15WMultipleOutputDC-DCForward.PDF

设计高精度、多输出、软件配置的16BitDAC不再是一种复杂、高投入的工作，如今一种简洁的设计可实现紧凑、低成本且精度更高。LTC1592可用于嵌入或固定范围应用之中。advertisementMultipleOutputRange16-BitDACDesignMadeSimpleDesignNote337DerekRedmayneIntroductionoutputranges.However,withthenewLTC1592multiplePrecision16-bitanalogoutputswithsoftware-outputrangeDAC,allofthiscomplexityisunnecessary.configurableoutputrangesareoftenneededinindustrialFigure2showsthecompactsimplicityofanimplemen-processcontrolequipment,analyticalandscientifictationbasedonthenewLTC1592.Allthestandardinstrumentsandautomatictestequipment.Inthepast,industrialranges(0Vto5V,0Vto10V,±5V……

多输出的LED驱动器，如LT3496，提供了极佳的电流匹配、高效和节省空间。灵活的降压、升压和升-降压工作方式使其极适于多种应用。TripleLEDDriverin4mm×5mmQFNSupportsLCDBacklightsinBuck,BoostorBuck-BoostModesandDelivers3000:1PWMDimmingRatioDesignNote449Hua(Walker)BaiIntroductionIntegratedPMOSDriversImprovePWMDimmingByintegratingthreeindependentLEDdrivers,theLT3496Ratioto3000:1offersahighlyefcient,compactandcost-effectiveAhighPWMdimmingratioiscriticalinmanydisplaysolutiontodrivemultipleLEDstrings.Allthreedriversapplications,especiallyinhighendLCDpanels.Beware,haveindependenton/offandPWMdimmingcontrol,……

【应用手册】CombiningMultipleConfigurationSchemesThisapplicationnotedescribeshowtoconfigureAltera®FPGAsusingmultipleconfigurationschemesonthesameboard.CombiningJTAGconfigurationwithpassiveserial(PS)oractiveserial(AS)configurationonyourboardisusefulintheprototypingenvironmentbecauseitallowsmultiplemethodstoconfigureyourFPGA.Forexample,ifyourproductionenvironmentcallsforPSconfigurationusingaconfigurationdevice,youmustreprogramyourconfigurationdeviceeverytimeyouwantedtotestadesignchangeinyourFPGA.IfyouincludetheFPGAinthesameJTAGchainastheconfigurationdevice,theFPGAcanbereconfiguredusingJTAGwithouthavingtoreprogramtheconfigurationdevice.CombiningMultipleConfigurationSchemesAN-656-1.0ApplicationNoteThisapplicationnotedescribeshowtoconfigureAlteraFPGAsusingmultipleconfigurationschemesonthesameboard.CombiningJTAGconfigurationwithpassiveserial(PS)oractiveserial(AS)configurationonyourboardisusefulintheprototypingenvironmentbecauseit……

【应用手册】AN549:ManagingDesignswithMultipleFPGAsManagingdesignsthatincorporatemultipleFPGAsraisesnewchallengesthatareuniquecomparedtodesignsusingonlyoneFPGA.ThereareseveralmethodsformanagingmultipleFPGAsinasingledesign,eachofwhichhasitsprosandcons.Oneoptionistocreateamasterdesign,partitionitintosubsections,andassignoneortwoengineerspersubsection.Thechallengeisnotonlyhowtoaccountforsignalsthatcrosssubsectionboundaries,butalsohowtoputthemasterdesignbacktogetheroncethesubsectionsarecomplete.Anotheroptionistoworkfromthebottomup,handlingeachsectionasaseparatedesign,andthen,aswiththefirstoption,magicallyputthesectionsbacktogethertoformthemasterdesign.Theproblemswiththesecondoptionarethesameaswiththefirstoptionexceptthatthesecondoptiondoesn’tgivetheteamtheabilitytoexaminetheentiredesignatonce.Athirdoptionistogivethemasterdesigntoeveryteammemberandestablishprocessesthatmitigatetheeffectsofinter-sectionalchanges.Forexample,whenonedesignermakeschangesthatmightaffectanothersectionofthedesignthataseconddesignerisworkingon(wherethechangemightnotshowupinhisworkspace),ameansofcommunicatingthesechangesmustbeestablishedamongthedesignteam.Asyoucanguess,thechallengewiththismethodisdependentonhowrigorouslytheprocessesarebeingadheredtoamongteammemberssothatwhenthemasterdesignisfullyassembled,theteamisabletoconvergeonasolutionwithminimalrework.Thisapplicationnotedescribesasplit-and-mergemethodusingthe7CircuitsproductfromTaraythatenableseasiermultipleFPGAdesignmanagement.Thisapproachhelpsmitigatethechallengespreviouslydescribedandcanhelpensurefinaldesignsuccess.AN549:ManagingDesignswithMultipleFPGAsOctober2008AN-549-1.0IntroductionManagingdesignsthatincorporatemultipleFPGAsraisesnewchallengesthatareuniquecomparedtodesignsusingonlyoneFPGA.ThereareseveralmethodsformanagingmultipleFPGAsinasingledesign,eachofwhichhasitsprosandcons.Oneoptionistocreateamasterdesign,partitionitintosubsections,andassignoneortwoengineerspersubsection.Thec……

【应用笔记】AN462:使用ALTMEMPH宏功能模块实现多存储器接口(AN462:ImplementingMultipleMemoryInterfacesUsingtheALTMEMPHYMegafunction)许多系统和应用使用外部存储器接口作为数据存储或缓冲机制。Manysystemsandapplicationsuseexternalmemoryinterfacesasdatastorageorbuffermechanisms.Assystemapplicationsrequireincreasingbandwidth,becomemorecomplex,anddevicesgetmoreexpensive,designersprefertohavemultiplememoryinterfacesinasingledevicetosavecostandspaceontheboard,alongwithremovingpartitioningcomplexity.Toimplementmultiplememoryinterfacesonthesamedevicethatareefficientandoptimizedforthedevicearchitecture,designersmustpayattentiontothedeviceandthephysicalinterface(PHY)features.AN462:ImplementingMultipleMemoryInterfacesUsingtheALTMEMPHYMegafunctionApril2009AN-462-1.3IntroductionManysystemsandapplicationsuseexternalmemoryinterfacesasdatastorageorbuffermechanisms.Assystemapplicationsrequireincreasingbandwidth,becomemorecomplex,anddevicesgetmoreexpensive,designersprefertohavemultiplememoryi……

VoiceactivitydetectionbasedonmultiplestatisticalmodelsIEEETRANSACTIONSONSIGNALPROCESSING,VOL.54,NO.6,JUNE20061965VoiceActivityDetectionBasedonMultipleStatisticalModelsJoon-HyukChang,Member,IEEE,NamSooKim,Member,IEEE,andSanjitK.Mitra,LifeFellow,IEEEAbstract―Oneofthekeyissuesinpracticalspeechprocessingistoachieverobustvoiceactivitydetection(VAD)againstthebackgroundnoise.Mostofthestatisticalmodel-basedapproacheshavetriedtoemploytheGaussianassumptioninthediscreteFouriertransform(DFT)domain,which,however,deviatesfromtherealobservation.Inthispaper,weproposeaclassofVADalgorithmsbasedonseveralstatisticalmodels.InadditiontotheGaussianmodel,wealsoincorporatethecomplexLaplacianandGammaprobabilitydensityfunctionstoouranalysisofstatist……

HighlylinearCMOSRFMMICamplifierusingmultiplegatedtransistorsanditsVolterraseriesanalysis……

MultipleClockSystemDesign,MultipleClockSystemDesign……

applicationoftheimpedanceformalismtodiffractiongratingswithmultiplecoatinglayersApplicationoftheimpedanceformalismtodiffractiongratingswithmultiplecoatinglayersAnandaK.CousinsandS.C.GottschalkThestandardmethodofmatchingboundaryconditionsattheinterfacesofamultilayerplanedielectricstackisolateddielectricstackwithanincidentpropagatingbeamthereisnoneedtocalculatetheevanescentorders;however,whenadiffractiongratingisburiedunderthestackthereismixingoforders,anditmaybeimportanttocalculatetheevanescentaswellasthepropagatingorders.Itisshownthattheimpedanceformalismremovesthenumericalinstabilitycompletely.Thismethodmaybecoupledtoeitherboundaryintegralordifferentialequationmethodsforthegratingtoprovidethecompletesolutionforthegrating-stacksystem.isshowntoben……

MultipleBand-NotchedPlanarMonopoleUWBAntennaMultipleBand-NotchedPlanarMonopoleUWBAntennaAmultipleband-notchedplanarmonopoleantennaformultibandwirelesssystemsispresented.TheproposedantennaconsistsofawidebandplanarmonopoleantennaandthemultipleU-shapeslots,producingband-notchedcharacteristics.Inordertogeneratetwoband-notchedcharacteristics,athreeU-shapedslotconfigurationisproposed.Thistechniqueissuitableforcreatinganultra-wideband(UWB)antennawithnarrowfrequencynotchesorforcreatingmultibandantennas.Asummaryoftheworkpresentedinthepaper"MultipleBand-NotchedPlanarMonopoleAntennaforMultibandWirelessSystems"[1]isgivenespeciallywithrespecttothesimulationsusingCSTMICROWAVESTUDIO(CSTMWS).Theexcellentagreementbetweenthemeasurementandsimul……

HighFrequencyReferenceDesign(HFRD)10.4isatransceiverboarddesignedforONT/ONUPONapplications.ThereferencedesignincludesaburstmodeLaserdriver,continuousmodereceiver(LimitingAmplifier,ClockandDataRecovery),ananalogvideoamplifierandanopticalsubassemblyincludinglaser,photodiodesandTIA.……