标签: balanced

TowardsAND／XORbalancedsynthesis-LogiccircuitsrewritingwithXOR

摘要：本文讨论了在能源计量分相系统。一个分相配电系统，是一个三线单相配电系统，在北美通常用于单户住宅和轻型商业（约100KVA）应用程序。3线系统，使用单相输入（初级）绕组配电变压器，是各国的共同标准相中立120V电压EnergyMeasurementinSplit-PhaseSystemsAMaximIntegratedProductsBrandUsing78M6612APPLICATIONNOTEAN_6612_032September2010IntroductionAsplit-phaseelectricitydistributionsystemisa3-wiresingle-phasedistributionsystem,commonlyusedinNorthAmericaforsingle-familyresidentialandlightcommercial(uptoabout100kVA)applications.Itsprimaryadvantageisthatitsavesconductormaterialoverasin……

免费BalancedAmplifiers,BalancedAmplifiers……

AKu-BandBalancedAmplifierDesignUsingThin-FilmHybridTechniqueAKu-BandBalancedAmplifierDesignUsingThin-FilmHybridTechniqueByByung-JunJang,ETRIandCha-HongMin,Kospaceuringthepastthreedecades,thin-filmhybridtechniqueshavematuredandhavebeenappliedtoqualifiedmilitaryandsatellitehardwareinproduction.Thin-filmhybridmicrowaveintegratedcircuits(MICs)havebeenusedalmostexclusivelyupto20GHzforspaceandmilitaryapplicationsbecausetheymeettherequirementsforshock,temperatureconditionsandseverevibration.Inthisarticle,thedesignofaonestage,balancedamplifiermoduleusingFujitsuFHX35xHEMTchipsisusedtoillustratetheavailabilityofthisthin-filmhybridtechnique.ThismodulewillbeusedforKu-bandsatelliteapplications.DIntroductionBecauseMICdesignandfabricationaresointe……

BalancedAmplifiersSheet1of14BalancedAmplifiersThesingleamplifiermeetsthespecificationfornoisefigureandagainbutfailstomeetthereturnlossspecificationduetothelargemis-matchesontheinput&outputs.Toovercomethisproblemonesolutionistouseabalancedamplifiertopography,whichisshowninFigure1.NOTEDashedlinesarereflectedsignalsFigure1Schematicdiagramofabalancedamplifierusingtwoquadraturehybrids(egLangeCouplers).Thebalancedamplifieremploystwoquadraturehybridsinthiscasetwolangecouplers(althoughbranchlinecouplerscanbeused).Anyreflectionsofanincidentsignalontheinputduetothepoormatchoftheamplifierswillbechannelledbackthroughtheinputlangetothe50ohmloadwheretheywillbeabsorbed,andsimilarilyontheth……