标签: issues

Issuesindesigningpracticalwirelesssensors

DesignandStabilityIssuesforSystemswithActuatorSaturation

UnderstandingClockDomainCrossingIssues

GPSdesignissuesinhandhelddevices-whitepaperGPSDesignIssuesinhandhelddevices-WhitepaperAbstractThisdocumentdiscussescommonGPSimplementationproblemsinportabledevices.TypicallytheperformanceofGPSishighlyreducedinPND,PDA,FeaturePhoneandSmartPhonedevicesduetolackofunderstandingofbasicHW/RFdesignandEMIissues.Therootcausearisestypicallyfrombothpoorantennadesign/selectionandinternalEMIinterference.GPSsignalpowerlevelinopenskyenvironmentisnominally……

现在许多嵌入式设备都要加usb接口，为什么要加，怎么加，这篇文章有简单的讲述。不过是英文的，幸好不长，大家不要怕，很快就看完了，希望您能有点收获DesigningUSBIntoEmbeddedSystemsIssuesandAnswersOverviewTheinteroperability,performance,andease-of-useofUSBhasledtoitsoverwhelmingacceptanceinthemarketplace.Itistheinterfaceofchoiceforallbutthehighestperformanceandlowestcostapplications.Thisnear-ubiquityhasledmanycompaniestoinvestigateaddingUSBtoexistingembeddeddesigns,thusprovidingcompatibilitywithawidevarietyofdeviceswithaminimumofdevelopmenteffort.However,theease-of-useofUSBfromaconsumerstandpointbeliestheseriouscomplexityofthesoftwareandhardwaredesign.Makingpoordecisio……

信号完整性与PCB设计（英文版CHM格式）,signalintegrityissuesandprintedcircuitboarddesign……

TipsforAvoidingSolidModelingIssuesTipsforAvoidingSolidModelingIssuesBadOutcomesFromErrorsMadeinThe“Draw”Mode.KennethC.KellyCaltech’sJetPropulsionLaboratoryken.kelly@earthlink.netSlottedWaveguideProblemSlottedWaveguideProblemRanWellThen,IncreasedArraySizeUsingHFSS“Duplicate”ProblemWouldn’tMesh!!Originalmoduleranwell“Duplicate”isgreatwaytobuildperiodicstructuresofidenticalelementsCheckedeverycommonfaultthatIcouldthinkofSentproblemtoothersforhelpOneday,Iwasinahighmagnificationstatewhilein“Draw”modeIsaw.......this0.0020”0.0012”...wasateverypointwheretheduplicatedelementsjoinedeachother!Thisviewisintheyzplane.Inthexzplanethecreasesrun10”.λ0=0.98”Thissurfacewasnotasmoothplanebe……

PracticalIssuesinWirelessSensorNetworks……

IssuesonTimingandClocking,IssuesonTimingandClocking……

李缉熙:RFIC设计中的关键课题（奉献网上流出的两个版本！）,KeyIssuesinRFICDesign：PPT……