提高电子信息类专业实验教学质量的方法分析

////提高电子信息类专业实验教学质量的方法分析中英文翻译MethodstoimprovetheprofessionalqualityofexperimentalteachingofelectronicinformationinEnglishtranslation论文关键词：电子信息类专业实验教学质量模式仿真技术Simulink组件Keywords:electronicinformationofSimulinksimulationtechnologyqualitypatternofprofessionalexperimentteachingcomponent论文摘要：实验室担负着向学生传播知识与技术、培养学生动手的能力和创新能力的重要使命。随着社会经济的发展及教学改革地不断深入,实验教学在整个教学体系中的地位越来越突出，实验教学模式的改革已经迫在眉睫。本文主要分析了实验教学的传统模式与存在的问题，并提出了提高电子信息类专业实验教学质量的方法[1]。Abstract:laboratoryundertakestheimportantmissionofstudentstospreadknowledgeandtechnology,cultivatingstudents'abilityandinnovationabilityofhands-on.Withthedevelopmentofsocialeconomyandthedeepeningofteachingreform,experimentalteachingandpositioninthewholeteachingsysteminthemoreprominent,thereformofexperimentalteachingmodeshavebeenimminent.Thispapermainlyanalyzesthetraditionalexperimentalteachingmodeandexistingproblems,andputsforwardthemethodstoimprovetheprofessionalqualityofexperimentalteachingofelectronicinformationclass[1].0引言0Introduction实验教学是学校教学活动的重要组成，教学质量的好坏是对学校人才培养层次与质量的直接体现。实验作为实验教学活动的主要内容,在改善教学质量方面发挥着不可替代的作用。实验室在传播知识的同时，更重要的作用体现在对学生的创造性思维与想象力的培养上。通过实验教学，学生分析解决问题以及动手能力明显提高。伴随教学改革的日益深入,实验教学的改革也越来越引起人们的关注，以往的教师灌输式的理论教授方式，学生被动接受的教学模式，已无法满足社会经济发展的要求。当前，社会需要的是主动型、能力为主的人才培养。加强学生创新能力的培养，必须切实转变以往重理论教学轻实验教学的错误观念，重新认识实验教学在学校教学活动中的地位与作用，根据当前社会经济对人才的要求，改革传统的实验教学模式，改革实验教学手段，优化更新实验教学的内容，切实提高实验教学质量。Experimentalteachingisanimportantcomponentofschooleducation,theteachingqualityisdirectlyreflectthelevelandqualityofpersonneltrainingschool.Theexperimentasmaincontentsofexperimentalteachingactivities,playsanirreplaceableroleinimprovingthequalityofteaching.Atthesametimeinthedisseminationofknowledgeofthelaboratory,amoreimportantroleincultivatingthecreativethinkingandimaginationofstudents.Throughtheexperimentalteaching,studentsanalyzeandsolvetheproblemsandpracticalabilityimprove.Withthedeepeningofteachingreform,experimentalteachingreformhasattractedmoreandmorepeople'sattention,theteachersteachtheory,theteachingmodeofstudents'passiveacceptance,hasbeenunabletomeettheneedsofsocialandeconomicdevelopment.Atpresent,theneedsofthecommunityisactive,abilitytraining.Tostrengthenthecultivationofstudents'innovationability,mustbewrongideatochangethetraditionaltheoryteachingexperimentteaching,tounderstandthestatusandroleoftheexperimentalteachinginschoolteachingactivities,accordingtothecurrenteconomicandsocialdemandfortalents,reformingthetraditionalexperimentalteachingmode,reformingthemeansofexperimentteaching,updatingteachingcontent,toimprovethequalityofexperimentalteaching.1实验教学的传统模式与存在的问题The1experimentteachingthetraditionalmodeandexistingproblems国内高校工科教育当中，实验教学存在着硬件条件不足、硬件实验条件的发展与技术要求不相符[2]，加上近几年高校扩招，实验教学的硬件条件更是供不应求。进一步加大对教学硬件条件的投入，丰富实践教学的内容、加强实验条件的改革及建设，在目看来具有特殊的重要性。面对这种情况，我国的教育主管部门采取了一些推进实践教学改革及建设的措施。如：在全国高校本科的教学水平评估中，实验室基地建设与建设投资及其实验教学改革被列为一项重要的指标。并且，各高校也逐渐开始响应教育部的的这一举动，纷纷实行了“双基”型实验室[2]，与此同时，建设了“实验教学示范中心”。当前，传统实验教学模式的缺点主要有以下几点：验证性的实验所占比例较大，与综合性、设计性、创新性实验之间的比例失调；实验模式单一、实验室设备陈旧；实验教学中缺乏先进的实验教学手段。TheCollegeofEngineeringEducationinChina,developmentandtechnicalrequirementswithinsufficienthardwareconditions,hardwareexperimentalconditionsfortheexistenceofexperimentalteachingdoesnotmatchthe[2],coupledwiththeexpansionofenrollmentinexperimentcarriedoutbythecorrespondingtechnology,providesamoreflexibleandopenexperimentalenvironmentforstudents,tobettertrainstudentsinthecourseoftheexperiment,theabilityofindependentthinking,enhancelearningandinnovationconsciousnessofstudents.Forthecontentofexperimentteaching,theapplicationofsimulationtechnology,thevirtualexperimentandrealexperimentcircuitareintegratedintoanorganicwhole,dynamicexperimentandinterestisobviouslyimproved,atthesametimetheexperimenttoenrichthecontent,tocultivatestudents'comprehensivepracticalandcreativeability.Atpresent,therehavebeenmoreandmorecollegesanduniversitiestotheplanningandconstructionofthelaboratory,throughcomputersimulationtechnologyofvirtualexperimentisanewdirectionofthedevelopmentoftheexperimentalteachingreform.Thecomputersoftwaretechnologyandexperimentalteachingintothelaboratory,providesagoodplatformforexperimentalresearch,todevelopthestudents'initiativeandenthusiasm,hasanimportantroleincultivatingtheabilityofinnovation.Theapplicationofcomputersimulationtechnology,ononehandcanimproveexperimentteachingcondition,enrichthecontentofexperimentalteaching,ontheotherhand,cansignificantlyreducetheexperimentcost,improvetheefficiencyofexperimentteaching.Throughtheexperimentalteaching,MCUcanbefoundintheprocessofteaching,theintroductionofProteussimulationsoftware,simulatedbythesoftwareofthesinglechipmicrocomputerhardwaresystem,overcomestheactualhardwarecircuitexperimentprocessandexperimentcontentsisnoteasytochangeandotherfactorslimit.Theexperimentaldesignprocess,inadditiontothecomputerdonotaddtotheexperimentanymorehardware,whicheffectivelypromotedthereformofexperimentteachingcourses,trainingismoreconducivetothestudents'innovationability.Anotherimportantapplicationofsimulationtechnologyismainlyreflectedintheirhobbies,suchasthechallengecup,electronicdesigncontestandsoon,studentscanusethecomputertorealizethesimulation,firstusedthecomputersimulationexperimentmodel,thenthesimulationdebuggingthecorrespondingonthecomputer,finallyrealizedbyhardware.Inthewholeprocessofsimulation,studentscanplaytotheirpotential,throughmanysimulation,toachievedesignpurpose,canalsobeboldrepeatedlydebugging,avoidsthedamageofthedevice.Electronicdesigncontest,duetotheuseofProteusdevelopmentcycle,withoutanyinputhardwareconditionsintheprocessoftraining,studentsaregenerallyreflected,forsinglechiplearningthanmeretheoreticalknowledgelearningmoreacceptableandeasiertobeimproved.Infact,theactualproductionoftheuseofProteussystemsimulationiscarriedoutafterthesuccessofthedesignefficiencyisimproved,theSCMsystemcanobviously.Inaddition,thesignificanceoftheuseofsimulationindistanceteachingspecificimportant,forteachingreformisaverygoodattempt[2].2.2实验中引入Matlab软件内建的Simulink组件技术SimulinkcomponenttechnologyofMatlabsoftwarebuiltintothe2.2experiment目前，我国开设了电子信息类专业的高校中，大部分都将Matlab软件作为重要的实验教学平台，对定理以及算法进行仿真和验证实验。Simulink组件作为Matlab的重要组成，能够为用户提供一个仿真分析与动态建模的集成系统环境。该环境下，只需利用鼠标进行简单直观的操作，就能够完成复杂系统模型的构建，在此过程中避免了大量繁杂的书写程序。由于Simulink组件具有适应性强、效率高，结构仿真精细、流程清晰且贴近实际、效率高、使用灵活等诸多优点，Simulink组件技术已经被广泛地运用于处理数字信号与控制理论等复杂的仿真设计之中。同时Simulink能够通过连续、离散采样时间以及两种采样时间混合的的方式进行建模，该组件还可支持多速率系统，不同的系统组成部分的采样速率不同。此外，Simulink为动态系统模型的创建，提供的图形用户接口(GUI)，使在进行模型方块图的创建时只需通过鼠标单击与拖动鼠等简单操作即可完成，为用户提供了一种更便捷、更直接的创建方式，同时能够立即获得系统仿真结果。Atpresent,ourcountryopenstheelectronicinformationspecialtyinCollegesanduniversities,themajorityofthemwillbetheMatlabsoftwareastheplatformforexperimentteachingimportant,simulationandexperimentalverificationoftheoremandalgorithm.TheSimulinkcomponentasanimportantcomponentofMatlab,isabletoprovideanintegratedenvironmentofasimulationanalysisanddynamicmodelingfortheuser.Underthisenvironment,justasimpleandintuitiveoperationusingthemouse,youcanbuildcomplexsystemmodel,inthisprocessavoidsthecomplicatedprocedureofwriting.BecausetheSimulinkcomponenthastheadvantagesofstrongadaptability,highefficiency,finestructuresimulation,processclearandpractical,highefficiency,flexibleuseandmanyotheradvantages,Simulinktechnologyhasbeenwidelyusedindigitalsignalprocessingsimulationdesignandcontroltheoryinthecomplex.Simulinkcanalsothroughcontinuous,discretesamplingtimeandtwosamplingmethodsofmixedtimemodeling,theassemblymayalsosupportmulti-ratesystem,differentpartsofthesystemsamplingrate.Inaddition,Simulinkcreatesadynamicsystemmodel,agraphicaluserinterface(GUI)provides,increatingblockdiagrammodelonlythroughamouseclickanddragthemouse,simpleoperation,toprovideuserswithamoreconvenient,moredirectwayofcreating,andcanimmediatelyobtainthesimulationresults.该组件的这一特性，一方面可以使算法的验证更为简单，减少学生投入在验证性实验中所用的时间，而将大部分精力投入到设计性、综合性试验中；另一方面，可以使学生更快捷的验证新思路、新算法，而不会由于代码调试方面的问题影响了创新实验的开展。以自适应滤波中的经典RLS算法为例，如果直接采用Matlab编程方式，在进行代码调试时，就会消耗掉大量的精力，代码长度将达到200行以上。而如果采用Simulink组件模块化设计的思想，只需要鼠标对模型的拖拽，就能以流程图的形式将滤波器搭建起来。由于Simulink提供了丰富的元件库，采用图形化的表示方法，学生在进行算法验证的时候只需调用成熟的模块进行参数设计即可。这样的实验方法事半功倍，思路清晰，参数的调整也十分便捷，广受学生欢迎。由此可见，引入Simulink组件后的实验，既不会影响实验效果，又能够提高实验效率，对学生模块化编程的思想也有较好的促进作用。Thecharacteristicsoftheassembly,onehandcanmakethealgorithmmoresimple,reducethestudentinputusedintheverificationexperimentintime,andmostofmyenergyintothedesign,comprehensiveexperiment;ontheotherhand,verifythatthenewideas,newalgorithmcanmakestudentsmoreefficient,butnotsincethecodedebuggingproblemsaffectingthedevelopmentofinnovativeexperiments.IntheclassicalRLSalgorithmintheadaptivefilterasanexample,ifdirectlyusingMatlabprogramming,thecodedebugging,itwillconsumealotofenergy,willreachmorethan200linesofcodelength.AndiftheSimulinkcomponentsontheideaofmodulardesign,onlyneedtodragthemousemodel,canbeintheformofaflowchartofthefiltersetup.BecauseSimulinkprovidesrichcomponentlibrary,usinggraphicalrepresentationmethod,studentsduringthevalidationofthealgorithmonlyneedtocallthematuremoduledesignparameterscanbe.Withthismethod,clearthinking,parameteradjustmentisalsoveryconvenient,widelypopularwiththestudents.Therefore,theintroductionofSimulinkcomponentaftertheexperiment,theexperimentaleffectisnot,andcanimprovetheefficiencyofstudent,modularprogrammingideashasagoodroleinpromoting.3结语3language当前，社会对人才综合素质的要求不断提高，进行实验教学改革已经迫在眉睫，而大学实验教学的改革又直接影响到学生的动手和创新能力。实验教学必须能够跟得上时代的脚步，把计算机