南京大学硕士论文模板

研究生毕业论文（申请工程硕士学位）论文题目基于××××的××××系统设计与实现作者姓名张三学科、专业名称工程硕士(软件工程领域)研究方向软件工程指导教师金志权教授2006年5月19日学号：MG0432044论文答辩日期：年月日指导教师：（签字）基于××××的××××系统的设计与实现作者:张三指导教师:金志权教授南京大学研究生毕业论文(申请工程硕士学位)南京大学软件学院2006年5月TheDesignandImplementationof××××Basedon××××Zhang,SanSubmittedinpartialfulfillmentoftherequirementsforthedegreeofMasterofEngineeringSupervisedbyProfessorJIN,ZhiquanSoftwareInstituteNANJINGUNIVERSITYNanjing,ChinaMay,2006I摘要机顶盒中间件系统是建立在数字电视接收设备驱动层之上，为交互应用提供完整的应用编程接口的软件平台。为了实现数字电视交互式功能的标准化，同时使服务项目(以应用程序的形式通过传输信道)下载到用户终端机顶盒的数据量减小到最低限度，中间件平台的设计非常重要。国内目前在数字电视中间件标准的技术研究方面公开的资料较少，且没有中国自己的数字电视中间件标准。在这样的背景下，本文分析了国际上主流的中间件标准。详细分析了DVB－MHP标准，包括MHP的概念和架构，应用层次，API接口的定义以及各API的功能和MHP采用的安全策略框架。关键词：数字电视机顶盒，机顶盒中间件，中间件标准，DVB－MHPIIAbstractSet－topBox,aMiddlewareSystem,isfoundedonDriverLayerofDigitalTVReceiverandprovidesacompleteAPIinterfaceformutualapplications.ThedesignofmiddlewareplatformisimportantforthestandardizationofMutualinteractionofDigitalTVandthedataminimizationdownloadingtotheuser－endset－topboxforservicesintheformofapplicationthroughtransmissionchannel.Currently,theresearchonDTVmiddlewarestandardinlandislimitedandChinadoesn’thaveitsownDTVmiddlewarestandard.Thispaperanalysesmiddlewarestandardsnowpopularinternationally.ItelaboratesDVB－MHPstandard,includingtheconceptandarchitectureofMHP,itsapplicationlayers,APIfunctionsandthesecuremodel.AccordingtothedevelopmentandpresenttechnologyavailableforDTVinChina,thepaperputsforwardtheSTB－MVplatformbasedontheimprovedmiddlewarestandardafteranalysisofweakpointsofMHPstandard.STB－MWplatformisbasedonJ2MEandiscompatiblewithHTML.ItusesresourcemanagerandsupportsChinesecharacter.Theplatformiscomposedofmiddlewareadaptivelayer,filemanipulationmodule,systemresourcemanagementmodule,SImodule,applicationmanagementmodule,graphicsmanipulationmodule,characterdatabaseenginemodule,CAmodule,AVmodule,debugmodule,JVMandEPGetc.layers.Thepaperanalysesthefunctionsandimplementationprinciplesofeverymoduleandimplementstheresourcemanagementmodule,applicationmanagementmoduleandaccesstoSIdatabaseofSTB－MWplatform.STB－MWplatformcanprovidesfundamentalplatformsupportfortheinter－platformservicesofmanufacturersofDTV.ThemodulardesignmakestheSTB－MVplatformindependentofOSandhardware,andgoodportabilityandexpansibility..Keywords：DigitalTVSet－topBox,Set－topBoxMiddleware,MiddlewareStandard,DVB－MHP.III目录摘要............................................................................................................................IAbstract.........................................................................................................................II目录..........................................................................................................................III图目录...........................................................................................................................V表目录............................................................................................................................2第一章引言................................................................................................................11.1数字电视系统..................................................................................................11.2中间件的概念..................................................................................................21.3中间件系统的主要模块和功能......................................................................21.3.1机顶盒驱动层及CA接口(STBDriverLayer)..................................21.3.2核心系统模块(CoreSystemModules).............................................21.4本文的工作......................................................................................................2第二章数字电视中间件标准....................................................................................42.1国际相关标准..................................................................................................42.2DVB－MHP.....................................................................................................4第三章基于J2ME的机顶盒中间件平台（STB－MW）....................................53.1DVB－MHP标准分析....................................................................................53.1.1MHP的Java平台..........................................................................53.1.2DVB－HTML标准...........................................................................53.4小结..................................................................................................................5第四章实现................................................................................................................64.1资源管理模块..................................................................................................64.1.1客户端资源........................................................................................64.1.2接收端资源........................................................................................64.1.3资源管理器和监控程序....................................................................64.2SI模块.............................................................................