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时间: 2020-1-15 12:00
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De-embeddingS-Parameter[pic]Inthislecture,wewillintroducethevarioustypesofplanartransmissionlinesandtestfixturesthataretypicallyusedwhenmeasuringsurfacemountdevices.WewillnextdiscussthemathematicalrelationshipbetweentheSandTparameters.Next,wewillshowhowthemeasuredTparametersandafixturemodelcanbeusedtode-embedthetestfixturefromthemeasurements.Wewillthenshowanexampleofmodelingatestfixtureusingacombinationofmeasurementandcomputeroptimization.Finally,wewillprovideameasurementexampleusingthede-embeddingprocessdescribedinthispresentation[pic]Traditionally,bothRFandmicrowavecomponentsweredesignedinpackageswithcoaxialconnections.Complexsystemscouldbeeasilymanufacturedbyboltingtogetheras……