皮衛(wèi)星測試系統(tǒng)設(shè)計與改進.pdf

1、浙江大學(xué)信息與電子工程學(xué)系碩士學(xué)位論文皮衛(wèi)星測試系統(tǒng)設(shè)計與改進姓名：胡琪申請學(xué)位級別：碩士專業(yè)：微電子學(xué)與固體電子學(xué)指導(dǎo)教師：周柯江20100310AbstractAbstractMicrosatellitehasbecomemoreandmorepopularamongresearchersinthefieldofastronautics，whoseadvantagesincludeitssmallsize，lightnessandr

2、elativelyfastandlowcostR&DHowevertheseadvantagesintumunderscoreuniquechallengesintestingmicrosatellitesystemstoensuretheirqualityandreliabilityTherefore，howtobuildasuitablesatellitetestsystemanddeviseareasonabletestproto

3、col，becomeakeyfactorinthesuccessofasatelliteprojectTheauthor’SresearchatZhejiangUniversitymainlyfocusedonthedesignoftestequipmentsforZDPS一1Asatellite，includingearthstationequipment，solarcellsimulatorandintegratedtestequi

4、pmentInaddition，theauthorconductedapreliminarystudyofmodelingmethodsforthepicosatellitetestZDPS1Aearthstationequipmentwasdesignedonthebasisofsoftware—definedradiowithallthekeyparametersobtainedthrou曲simulationsandoptimiz

5、ationsThemainfunctionssuchasmodulation，demodulationandsidetonerangingwereallsuccessfullyrealizedonFPGABasedontheprevioussidetonerangingsystem，thenewsystemfeaturesbetteraccuracyandcredibilityasaresultofimprovedphasecompar

6、isonmethodMeanwhile，thenoisesourcesaretobediscussedindetailWealsodesignedasolarcellsimulatorwimasimplehardwarestructureandingenioussoftwarealgorithmthatCallsimulatetheoutputofarealsolarcellInZDPS一1Amodeling，wetreatedthea

7、ctualpicosatelliteasaseriesoffunctionalmodulesandtheinstructionsreceivedbythepico—satelliteasinformationflowWethenfedthembacktothetestuserforanalysisThepurposeofmodelingistolaythefoundationsofcomputeraidedautomatictestin

8、thefutureInsummary，wehavedevelopedaseriesoftestequipmentsandverifiedtheirfeasibility，stabilityandreliability晰tllvigorousexperimentationsWebelievethatOurequipmentswillofferacrucialsolutiontotheincreasinglysophisticatedsat

9、ellitetestingtasks，andfurthermore，greatlyfacilitatethetechnologicaladvanceandmarketizationintheareaofpicosatellitesOurimmediategoalinvolvesestablishingatheoreticmodelinordertationalizeourcurrenttestresultswhichwillallowu