光纖嵌入式毛細管電泳芯片的信號檢測及其小波消噪.pdf

1、碩士學(xué)位論文光纖嵌入式毛細管電泳芯片的信號檢測及其小波消噪SignalDetectingandWaveletDenoisingforCapillaryElectrophoresisMicrochipBasedonOpticalFiberEmbedded作者姓名：迕鷹左學(xué)科、專業(yè)：型這讓量堇丕巫叢墨學(xué)號：2Q4Q2QQ8指導(dǎo)教師：閨里堊煎援完成只期：2QQ生12旦大連理工大學(xué)DaliallUniversityofTechnology光纖嵌

2、入式毛細管電泳芯片的信號檢測及其小波消噪SignalDetectingandWaveletDenoisingforCapillaryElectrophoresisMicrochipBasedonOpticalFiberEmbeddedAbstractMicrochipcapillaryeleetrophoresis(CE)hasbeenrecognizedasapowerfultoolforbiochemicalanalysesduet

3、oitsmicrosize，fastseparationandlowsamplerequirementCEmicrochipbasedonopticalfiberembeddedarousespeople’sattentionforitssmallvolumesimpledetectionopticalrouteHoweversomenoiseswhichaffectsystem’sdetectionsensitivityareintr

4、oducedintothesignalbecauseoftheinfluenceofhilghvoltage，instrumentchipstructureandsomeotherfactorsSothestudyofsignaldetectionofopticalfiberembeddedCEmicrochipandsignaldenoisingdisposalisdiscussedinthispaperbaseonthetheory

5、oflaserinducedfluorescenceCrossandcurvingCEmicrochipsweredesignedandmanufacturedusingMEMStechnicsuponmanyexperimentsinthispapaermllighvoltagesystemwasimprovedwhichrealizedoperationsofrepeatedinjectionandseparationandsign

6、alauto—detectionJ11璩systemapplicationsoftwarebasedonVCwasdevelopedwhichrealizedfunctionsofdatacommunication。display，savingandsoon11lewholedetectionsystemwasconstructedandthelowestconcentrationdetectionandseparationdetect

7、ionofRhodamineBandRhodamine6GwerecempletedAccordingtothecharacterofCEsignalandnoisethesimulatedCEsignalwasproducedusingMatlabsoftwareThreetypicalwaveletsets，levelofdecompositionandthreshholdingmethodwereevaluatedbychoosi

8、ngdenoisingcriterionThesym4waveletwithaleveldecompositionof5andthealllevelsthresholdingmethodwereconformedastheoptimumdenoisingstrategyComparedwithFouriertransforln，waveletdenoisingcouldremovethenoiseadequately，reserveth

9、echaracterofusefulsignalandachieveabetterpreservationoftheshapesofsignalUsingtheoptimumdenoisingstrategYagoodresultwasobtained丑1eresultshowsthatthisdetectionsystemhassomecharacteristics，suchascompactstructure，highsensiti