大功率脈沖微波功率頻率計研究.pdf

1、電子科技大學碩士學位論文大功率脈沖微波功率頻率計研究姓名：張九才申請學位級別：碩士專業(yè)：電子科學與技術(shù)指導教師：王文祥楊顯志20060101ABSTRACTABSTRACTWiththerapiddevelopmentofscienceandtechnologyespeciallyinhighpowermicrowavetechnologyhighpowerpulsemicrowavesourcesarewidelyusedThus，t

2、herequirementformeasuringthepowerandfrequencyofhighpowermicrowaveisimprovedAtcurrent，CWhighpowermicrowavepowermeterarehuge，veryexpensiveandcannotbeusedforhighpowerpulsemicrowavesignalmeasurement，andareseparatedSoitisvery

3、essentialtoexploreIlewinstrumenttomeasurepowerandfrequencyofhighpowerpulsemicrowaveOnthebaseofProfessorWenxiangwang’Spatent—asmallportablehighpowermicrowavemeter(NO：ZL00112613x)，theschemeofhi曲powerpulsemicrowavepowerandf

4、requencymeterisproposedThesamplemeterisdesignedTheadvantageofthemeterissizecompacted，lightweight，lowprice，widepowerrange，anditcarlbeusedformeasuringpulsemicrowavepowerInthepaperprescaletechnologyinterpolatemethod，averagi

5、ngmethodandmultipleperiodsynchronizationmethodareusedtomeasurethefrequencyaccuratelyDiodedemodulatingtechnology，andpowerattenuatedmethodorprobecoupling＆waterloadtechnologyareemployedtomeasurethepowerofhighpowermicrowaveI

6、sothermaltechnologyisusedtoimprovethestabilityofdemodulatorandtoexpendtherangeofsquarelinearregionMCUserialcommunicationprotocolisdesignedandEMCisanalyzedTheresultisthattheminimumpulsewidththatthemetercanmeasureis12ms，fr

7、equencyrangeis05GHz～4GHz，themaximumpoweris20KWThevolumeofmeterisdecreasedtooneoftenthofthe10KWCWhighpowermicrowavepowermeterThepriceofthemeteris20％to25％ofthe10KWCWhighpowermicrowavepowermeterKeyword：pulsemicrowave，powerm