XXXX大学毕业设计（论文）任务书课题名称移动多媒体广播技术研究学生姓名所在院、系（队）专业学号申请学位级别指导教师单位指导教师姓名技术职务二〇一〇年五月二十日移动多媒体广播(CMMB)技术摘要随着广播电视的数字化及移动技术的相互融合,中国的手机电视业务发展迅速,以手机电视为代表的移动多媒体广播(CMMB)在奥运会期间发挥了重大作用,成为现在的热点话题。阐述了CMMB（中国移动多媒体广播）的基本简介、系统架构及主要特点，技术之一——OFDM，CMMB芯片及其提供的服务，对CMMB标准、相比其他标准的优势、各种技术:信道传输技术、信源编码和解码等方面进行了阐述,并对CMMB技术标准体系中的信道、复用、电子业务指南、紧急广播、数据广播5个关键标准作了详细介绍，给出CMMB国家规划、当前的产业化发展与组网建设情况说明CMMB的发展前景和优势,在不久的将来,CMMB移动多媒体技术必将成为中国主流的技术。关键词：移动多媒体广播，OFDM，CMMB，标准，发展，产业化TechniqueandDevelopmentofMobileMultimediaBroadcastingAbstractThebasicintroduction,systemstructureandcharacteristicsofCMMB(ChinaMobileMultimediaBroadcasting)aredescribed,technology---OFDM,advantagescomparedwithotherstandard,CMMBchipandtheservicesitprovided.Andthen，fivekeystandardsofCMMBtechniquestandardsystemareintroducedindetail，includingthestandardsofchannel，multiplexing，ElectronicServiceGuide(ESG),emergentbroadcastinganddatabroadcasting．Finally，therearenationalplanningaboutCMMB,thecurrentindustrializationdevelopmentthenetworkconstructionsituationofCMMBareexplained．Keywords：CMMB；OFDM;standard；development；industrialization目录第一章移动多媒体主流标准........................................................................................11.1概述国外四种手机电视标准...............................................................................11.1.1欧洲DVB-H标准........................................................................................................11.1.2美国MediaFLO标准...................................................................................................21.1.3日本ISDB-T标准........................................................................................................31.1.4韩国T-DMB标准........................................................................................................31.2综述.......................................................................................................................5第二章CMMB技术标准、系统架构及优势.................................................................82.1技术标准...............................................................................................................82.1.1信道帧结构、信道编码和调制...................................................................................82.1.2复用............................................................................................................................102.1.3电子业务指南............................................................................................................112.1.4紧急广播....................................................................................................................122.1.5数据广播....................................................................................................................132.2系统架构.............................................................................................................132.3CMMB相比其他标准的优势.....................................
