- Itstemsfromtheconceptofinstantaneousfrequency,anditcandescribeaccuratelythelocalpropertiesofdynamicdatainthetime-frequencyplane.Therelationshipbetweenwaveletridgeandinstantaneousfrequencyisanalyzedandanewmethodofthemechanicalcharacteristictestofthewi...
- 21581
- Thedynamiccharacteristicoflinearrollingguideaffectedbymodalfrequencyandmodalshapewasstudied.Bymodalstiffnessmatrix,modalmassmatrixandmodalfrequency,shaftunitsofsimulatorisdesigned.Theformerthreestepsnaturalcharacteristicsareidenticalwiththerealunits...
- 26389
- Byadjustmenttocontrolsignal,systemsmightrealizevariablevoltage,variablefrequency,steadyvoltage,steadyfrequencyclosedloopcontrol.Ltd.use520-600V/15KWalternatorsforvariablefrequencyairconditioners.AnAPFCcontrolsolutionforhighpowervariablefrequencyairco...
- 20867
- ImagequalityassessmentbasedonfrequencydomainofstructuralsimilaritiesAblindimagewatermarkingmethodbasedonfrequencydomaintransformApower-savingsingle-carrierfrequencydomainequalizationsystemContentbasedimagewatermarkingalgorithminhypercomplexfrequencyd...
- 10198
- TheSixSigmaBlackBeltshouldbeabletoreadvaluesfromacumulativefrequencyogive.Acumulativefrequencydistributionenablesustoseehowmanyobservationslieaboveorbelowcertainvalues....
- 25432
- Thispaperfocusesoncarrierfrequencyoffsetestimation(CFO)andmultiuserinterferenceeliminationinuplinkOFDMAsystembasedongeneralizedcarrierassignmentschemes.Ajointblindestimationmethodbasedonspectrumoverlapforuplinkinterleavedorthogonalfrequencydivisionmu...
- 11638
- EffectsofextremelylowfrequencyelectromagneticfieldonBEL-7402celllinesoflivercarcinomaLocalizationtechniqueofpipelinedetectingbasedonextremelylowfrequencyelectromagneticwaveEffectofextremelylowfrequencyelectromagneticfieldsonBaxandBcl-2expressioninspe...
- 28159
- FrequencydiscriminatoramplitudefrequencysymmetryreproducingchannelamplitudefrequencyresponseObjectdigitizationmannerforamplitudefrequencycharacteristicofFIRdigitalfilterTheloadsandthedistributionofstressamplitudefrequencyareobtainedbycyclecountandrel...
- 21155
- Itsparameterscanberegulatedbykeyboardinordertocontrolamplificationandcutofffrequencybystep.BecausetheHFhornhadaverylargemouthdiameterithadaninherentlylowcutofffrequency.ThelinearrayFPAhasmuchhigherspacecutofffrequencyandwiderFOVrelativetothestaringsy...
- 20848
- one-out-of-eightaudiovideofrequencyconverterApplicationoffrequencyconverteronmodernweavingmachineryAdesignandtestof2cmup-frequencyconverterCommonfaultanalysisandpreventivemeasuresoffrequencyconverterThefrequencyconverterconsistsofmaincircuitandcontro...
- 4872
- commutatorfrequencychangerChanger,generalsymbol.Right-clickforfrequencychangerorpulseinverter.Thispaperdescribestheapplicationoffrequencychangerinfilter,coalwasherandGZGFeeder.Thispaperintroducesapplicationoffrequencychangerinoxidationditchofsewagetr...
- 15274
- Frequencyspectrumelement,carrierfrequency.Frequencytypecanbespecified.single-channelcarrierfrequencytelephoneterminalApower-savingsingle-carrierfrequencydomainequalizationsystemFinally,thesejudgedvariablesadjustthelocaloscillatingfrequencytotrackthec...
- 10396
- Thefrequencydistributionisfoundationaltosubsequentstepsofanalysis.ThescreenshotinFigure5belowshowsthegraphicalrepresentationofafrequencydistributionandshowsahighlyskewedsetdominatedbyapairofvalues.Bygeneratingavaluelistinthefrequencydistribution,thev...
- 16357
- lowfrequencydischargelowfrequencyradio-rangeultra-lowfrequencydualtraceoscilloscopegermaniumlowfrequencyhighpowertriodeverylowfrequencybandradiatedfieldsystempairedhighandlowfrequencytelecommunicationcablelowfrequencyACcodedtrackcircuitTestmethodsfor...
- 16993
- Andangularfrequencyisthesquarerootinertiaaboutpointp.Thisdesignistheuseofleadingcorrectionprinciple,finallymeettheperformanceindexofacontrolsystemopenloopgain,phasemargin,angularfrequencyrequirements....
- 29156
- highresolutionlowfrequencyspectrumanalyzerautomaticradio-frequencyspectrumrecordingequipmentaltersthefrequencyspectrumofsignalspassingthroughit.Theradiomonitoringisthespythatfrequencyspectrummanage.Usingfrequencyspectrumanalysisofphasefunctiontocalcu...
- 25966
- Existingpredominantly,intheVeryLowfrequencypartoftheradiospectrumthatcorrespondswiththeaudiofrequencyrange,wecanexperiencethisactivityasaudiblesound.Thedielectriccoefficientsofhematiteoresmeasuredinaudiofrequencyrangearealwayslargeinvalue,andshowthat...
- 21143
- Hevariedthetransmissionfrequency.Thefrequency-guidedreceiverrequirestargetsignal'scarrierfrequency,gainedbyfrequencymeasurement,toinductdatarateconversion.mainsmediumfrequencyinductionheatingequipmentAccidentsarehappeningwithincreasingfrequency.This...
- 16826
- basicrepetitionfrequencyPulserepetitionfrequencyframerepetitionfrequencyrangeofpulserepetitionfrequencyAnti-jammingperformanceofhighpulserepetitionfrequencytrackingradarwithrandomfrequencyhoppingMethodforDopplercentroidestimationofairborneradarwithah...
- 5252
- marinefrequencybandfundamentalfrequencybandverylowfrequencybandradiatedfieldsystemCommunicationofthesecondframesUSESasecondfrequencybandthatatleastpartiallyoverlapsthefirstfrequencyband.Eachchannelmaintainstheallocatedfrequencyinasinglefrequencyband....
- 27272
- Withtheincreaseofthevehicleamount,trafficaccidentoccurrencefrequencyinChinahasrisen.Atpresentvarioustypesofwinddamagewillhaveatrendofincrease,whetheroccurrencefrequencyorstrength.Differenceslieintheoccurrencefrequencyandintheuseofstrategiessuchas"su...
- 29952
- occupiedfrequencybandwidthInfluenceofDuffingsystemparameteronchaoticsignalfrequencybandwidth;Thismethodbroadensthesilencefrequencybandwidthofmufflerandimprovesitssilencefuction.Inadditiondecreasingthebeamradiuscanalsoenhancethefrequencybandwidthofthe...
- 12475
- audiofrequencyoutputlevelofreceiverThemiddlepartofanaudiofrequency.Itcantransmitaudiofrequencysignalandvideofrequencysignalatthesametime.Fundamentalparametersandgeneralrequirementsofaudiofrequencypoweramplifier(megaphone)INTERVENTIONS:Thepronunciatio...
- 8623
- frequencydivisiondatelinkOFDM(orthogonalfrequencydivisionmultiplexer)frequencydivisionmultiplextelegraphsystemmicrowaverelaysystemusingfrequencydivisionmultipletelemeteringsystemoffrequencydivisiontypePowerallocationofcognitiveorthogonalfrequencydivi...
- 17980
- Thefrequencyassociatedwiththefirstmodeissometimescalledthefundamentalfrequency.Theexperimentalitemsincludethefundamentalfrequency(Fo),therimalduration,theamplitudeandtheformants.Thedurationandfundamentalfrequencycanbechangedbyadjustedthespeechparamet...
- 17278