标签: impact

ImpactofPerformanceEvaluationCriteriaonIntelligentTuning

ImpactofRadio-FrequencyIdentification(RFID)TechnologiesontheHospitalSupplyChain-ALiteratureReview.pdf

摘要：绿色倡议带回家备用电源浪费问题。美国家庭通过减少其使用备用电源，可节省平均每年100美元。¹便携设备的电池寿命是非常重要的，但本应用笔记表明，节能家电在我们的家园也很关键，以减少对环境的废物。Maxim正在采取节能集成电路中的铅，这份文件列出了Maxim产品使用，以减少在家电，电脑，机顶盒的电源的例子。Maxim>DesignSupport>TechnicalDocuments>ApplicationNotes>BatteryManagement>APP4427Maxim>DesignSupport>TechnicalDocuments>ApplicationNotes>DigitalPotentiometers>APP4427Maxim>DesignSupport>TechnicalDocuments>ApplicationNotes>GeneralEngineeringTopics>APP4427Keywords:standbypower,energyefficient,budgetpower,microampere,computers,notebook,set-topbox,batterylife,remoteairconditioning,environmentalimpact,voltagereference,quiescent,bandgapOct10,2011APPLICATIONNOTE4427DemonstratingGreenTechnologywithApples,Oranges,Lemons,andLimesBy:BillLaumeister,StrategicApplicationsEngineerOct10,2011……

RFandMicrowaveBasicsImpactPCBDesignRFandMicrowaveBasicsImpactPCBDesignItisagiventhatprintedcircuitboarddesignsareutilizinghigherfrequenciestomeetperformancedemands.Asdataratesincrease,theresultingbandwidthrequirementsaredrivingtheupperlimitofsignalfrequencyto1GHzandbeyond.Andwhilethisisafarshotfrommillimeterwavetechnology(30GHz),itisindeedRFandlow-endmicrowave.RFrequiresadesignengineeringapproachthataddressestheassociatedstrongerelectromagneticfieldeffectswhichnaturallyoccuratthesehigherfrequencies.Thesefieldscaninducesignalsinadjacentsignallines,orPCBtraces,creatingundesirablecrosstalk(interferenceandoverallnoise),underminingsystemperformance.Returnloss(signalreflectedbackintotheincidentoncomingsignal)ispr……