2、外文参考资料及译文-杨敏.docx

《2、外文参考资料及译文-杨敏.docx》由会员分享，可在线阅读，更多相关《2、外文参考资料及译文-杨敏.docx（12页珍藏版）》请在第壹文秘上搜索。

1、金陂科技学院毕业设计（论文）外文参考资料及译文译文题目：基于语音识别的智能门控系统设计学生姓名：杨敏学号：0805110732专业：通信工程所在学院：信息技术学院指导老师：陈美君职称：高级工程师/副教授2011年12月7日说明：要求学生结合毕业设计（论文）课题参阅一篇以上的外文资料，并翻译至少一万印刷符（或译出3千汉字）以上的译文。译文原则上要求打印（如手写，一律用400字方格稿纸书写），连同学校供应的统一封面及英文原文装订，于毕业设计（论文）工作起先后2周内完成，作为成果考核的一部分。2009ISECSInternationalColloquiumonComputing.Communicat

2、ion.Control,andManagementDesignandRealizationofanIntelligentAccessControlSystemBasedonVoiceRecognitionBoCuiCollegeofInfbnnationHcbeiPolytechnicUniversityTangshan.ChinaE-mail:mikecuiTongzeXueCollegeofInfbnnationScienceandEngineeringHebeiUniversityofScienceandTechnologyShijiazhuang,ChinaE-inail:dianzi

3、xinxiAbstractTheintelligentaccesssystemadoptsthetechnologyofthevoicerecognitionthatbasedontheSPCE061Asinglechip.ThesystemhardwareismadeupofSPCE061Asinglechip,thepowerandgatingcircuit,theextendedmemorizerSPR4096,thevoiceinputandoutputcircuit.ThekeytechnologiesarctheapplicationoftheSPCE061Asinglechipo

4、nvoicerecognitionandthedesignofthedoorcontrolcircuit.Thesystemsoftwareismadeupofthevoicetrainingmodule,thevoicerecognitionmodule,thevoicedataprocessingmodule,thevoice-playingmoduleandthecodeofinputandoutputmodule.Thesystemcompletesthefunctionsofcollectingthevoicedata,distillingcharacter,specialvoice

5、recognitionandvoiceplayingintermsofinitializingthesystemandtheidcnticationtraining.Accordingtothevoicerecognitionarithmetictheory,thepretrcatmentofvoicesignal,thecharacterdistillingandpatternmatchingisanalyzed.Theresultsoftheexperimentsindicatethatthesystemcapabilityissteadyandtheidenticationiseffec

6、tive.ThesystemcanbeappliedinhouseorsmallofceSafetyprotection.Keywords-accesscontrol;linearprediction;voicerecognition;patternmatch;characterdistilI. Introduc11onTherearemanyidentificationtechnologiesusedincurrentintelligentguardsystem.Relativetoothertechniques,theVoiCerecognitiontechnologyisgenerall

7、yregardedasoneoftheconvenientandsaferecognitiontechniques;thistechniqueisakindoftechniquethatmakesuseofthecreaturecharacterofahumanbodytoCarryonidentification.Becauseeverybody,screaturecharacterisuniqueandstableinacertainperiod,theyarcdiIlcrcntfromothersanddifficulttobefabricatedandimitated.Sothevoi

8、cerecognitionteclmologycanbemadeuseofidentification,whichissafe,accurateanddependable.II. THEC1.ASSIFICATIONOFVOICERECOGNITIONBecausethepurposeandfunctionofthevoicerecognitionarcdiflcrcnt,therecognitionisclassifiedastalkerrecognitionandvoicerecognition.Andthetalkerrecognitioncanbeclassifiedastwotype

9、s,oneisrelevanttotextandtheotherisirrelevanttotext.Thevoicerecognitionsystemthatisrelevanttotextneedsuserstopronounceaccordingtothestatedcontents,andtheneverybodysspeechmodelisbuiltupaccurately.Becauseidentificationalsoneeduserstopronounceaccordingtothestatedcontents,theeffectisVerygood.Thevoicereco

10、gnitionsystemthatisirrelevanttotextdoesntrulepronunciationcontentsofthetalkers;itisditTiculttobuildupspeechmodels.Butcustomersmakeuseofthesystemconvenientlyanditisappliedwidely.Fromtheusage,thesystemcanbeclassifiedastalkerrecognitionandtalkerconfinnation.Theformerjudgesavoicethatneedstobeidentifiedf

11、romseveraltalkers.Thelatterjudgesthatanidcnticdvoicecomesfromacertaintalkerwhetherornot.Itsoutputonlyhashvokindsofresult,yesornot.ThecentralprocessorofthissystemistheSPCE061Asinglechip.Thetalkerconfirmationthatisrelevanttotextisrealizedonthechip,andthenhomologousorderandoperationarecarriedout.Thesys

12、temismainlymadeupoftalkeridentificationmodule,gatingcircuitanddoorlocketcIntraining,thevoiceoftalkersgetsintothevoicesignalcollectioncircuittIiroughamicrophone,andthenthecollectedvoicesignalsareprocessedbythevoiceprocessingcircuit,thecharacteristicparametersoftalkersaredistilledandsaved.Atlastthedat

13、abaseofcharacteristicparametersoftalkersisfb11ned.Inidentifying,thevoicethatneedstobeidentifiedismatchedwiththeinformationinthedatabaseofcharacteristicparametersoftalkers.Outputcircuitscontrolthegatingelectricalmachine,andlastlythedoorlockiscontrolled.Figurel.FrameofthissystemCCCM2009978-1-4244-4246

14、-109$25.002009IEEEThehardwarepartofthissystemincludeSPCE061Asinglechip,theaud100utputcircuit,theaudioinputcircuit,thevoicerecognitioncircuit,thedrlockcontrolcircuit,theF1.ASHcircuitandthekeyboardcircuitetc.TheframeofthissystemisshowedinFigure1.Themainmissionofthehardwareistochangevoicesignalsintodig

15、italsignals,collect,upload,save,identityandplaytheVOiCedatum.III. HARDWAREDESIGNOFTHESYSTEMA. CPUcorecircuitThevoltagescopeofaSPCE061Asinglechipis2.6-5.5V.thesystemfrequencyis0.375-49.152MHz.Tlierearemulti-functionprogrammableIOportsof32bits,tvvotimercountersof16bits.7channelsVoItageADCof10bits,micr

16、ophoneinputwithautomaticplusfunction,doublechannelsaud100utputfunctionof10bitsDACandWatchDogTimer(WDT)inthesinglechip.TheinterruptioncontrollercanhandletlreekindsofFIQinterruption,elevenkindsofIRQinterruptionandonesoftintemtioncontrolledbytheinstnctionBREAK.ITiereareabundantCRinctiondatabasesandvoiceprocessingnctiondatabasesPrOVidedbytlesinglechip.It