基于FPGA的特殊波形實時識別技術.pdf

1、華中科技大學碩士學位論文基于FPGA的特殊波形實時識別技術姓名：唐國洋申請學位級別：碩士專業(yè)：物理電子學指導教師：吳裕斌20080523IIAbstractTorecognizeabstractthesignalwaveisabasicquestionofsignalprocessing.Itsaimedatrecognizingusefulinfmationfromnoisysignalwavedecidingifthewaveist

2、hatwewantrecdingtheactersofusefulwave.Thetechnologyofwaverecognizewaswidelyusedinindustrialcontrolindustrialmoniting.Soitisverywthtobestudied.ThispaperwkoutarealtimewaveshaperecognitionsysteminusingFPGA.Thissystemmaderec

3、ognitiontargetofwavewhichgeneratedinspecialoccasionsurveyedtheactersofthewaveafteranalysisingsomewaveswatch.Thenthesystemcanidentifysuchwavebasedontheacterscollectedatearlytime.Thissystemsupptedrealtimewaveshaperecogniti

4、onrealtimegreatamountdataprocessingsupptedwavematchingmodulereplaceatanywkingtimespentlowpowercostlow.Intheaspectofcircuitdesigningthissystemhasusedadvancedtechnologysuchaspipelinethreeoperationcetoguaranteetherealtime.I

5、ntheaspectofsignalprocessinglargenumbersofwavedatacanbescannedunremittinglyeverysecondappointedparameterscanberecdedbythissystemthatprobabilizedlocatingtheplacewheresignalgenerated.Intheaspectofcontrollingofhostprocessth

6、issystemwassimplifiedtheinterfaceofcontrollogicintegratedautocontrolcircuitautoresetcircuitwhatwasrunwhensystemwasinananomalousstate.Allofthisdesignsmadethedriverofhostprocessmuchmeeasier.Thispaperfirstlycollectstherelat

7、edstuffanalyzestheprincipleofwaveshaperecognitionthenbringsfwarddiscussesthedesignschemadeterminestheframewkofthesystemwhichiscomposedofsignalpretreatmentmodulewaveshaperecognitionmodulerealtimewavestemoduleDigitalSignal

8、Processing(DSP)interfacemodulewhichisfollowedbytheintroductiontoeachmodule.Thenintroducedpracticalscenariosofhardwaresoftware.Finallysystemsimulationtestarecompletedwiththesystemperfmancesachievingtheprojectrequirements.