關于TV-Anytime元數(shù)據(jù)網(wǎng)絡傳輸和應用的研究.pdf

1、西安電子科技大學碩士學位論文關于TVAnytime元數(shù)據(jù)網(wǎng)絡傳輸和應用的研究姓名：王波申請學位級別：碩士專業(yè)：計算機系統(tǒng)結構指導教師：馬玉祥20040101ABSTRACTTheDTV(DigitalTV)isanovelbroadcastingfashionandthefuturetrendyofTVtechnologyItsapplicationsandvalue—addedservicesneedaversatileElectro

2、nicProgramGuide(EPG)standardIntegratedwithinternationalexperiencesinDTV，TV—AnythneresolvesalldifficulfiesthatDVBSIcannothandleItprovidesafeasibleEPGsolutionandbecauseofitsnewfeatures，lotsofvalueaddedservicesemergeastheti

3、mesrequireMoreandmoreresearcherareconcernedWiththedevelopmentofEPGusingTVAnytime，andtheresearchinTVAnytimeisahighlightincurrentresearchinDTVtechnologiesaroundtheworld，whichaimsatthetransmissionandaccessofTV—Anytimemetada

4、taDependingoncomparisonwithvariousdatacompressionschema，thispaperprovidestwotransmissionprotocolsintermsofZSbcodinga培ofithmsInthispaper，twoaspectsareresearchedmainlyOneistoprovideencapsulationprotocolforTV—Anytimemetadat

5、aoverDVB，andanotheristodealwithstreamaccessbyprotocolFSMandimplementXMLparserandcontainerparserAllsolutionsmakesurethatbandwidthconsumptionislowandQoSishi。ghKeywords：XML，TVAnytime，Metadata，XMLCompression，DataTransmission