iptv终端开发工程

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1、6articlesfoundfor:pub-date>2008andtak((IPTVor(softterminal)orproductsor(Mobileterminal)or(PCterminal)or(MediaCenter)or(technicaladvance)orresearchor(developmentteam)orCor"C++"orprogrammingor(OSbasedprogramming)orLinuxorWindowsorVxWorksorTCP/IPorRTSP/RTPo

2、r"MPEG2-TS"or(HTTPstandards)or(Familiarwith)or(ISOstandardofTS)orMPEG2orMPEG4or"H.264")and((webbrowser)ortechnologyornetworkorarchitectureormulti-threaded))Wirelesslinkstate-awareH.264MGScoding-basedmobileIPTVsystemoverWiMAXnetwork  OriginalResearchArtic

3、leJournalofVisualCommunicationandImageRepresentationThispaperpresentsasimplebuteffectivearchitectureforthetransmissionofH.264MGScoding-basedIPTVstreamoverWiMAXnetwork.TheproposedsystemisimplementedtoprovidemoresubscriberswithanenhancedmobileIPTVserviceco

4、nsideringtheirwirelesslinkstates.Intheproposedsystem,thebaselayeroftheIPTVstreamistransmittedwiththesparsestmodulationschemeandthelowestcodingratetoprovideIPTVserviceofminimumqualitytoasmanysubscribersaspossible.Andsomepartsoftheenhancementlayeraretransm

5、ittedwiththemodulationschemeandthecodingrateadaptivetowirelesslinkstatesofsubscribers.Basically,wepursueanefficienttradeoffbetweenthenumberofsubscribersthatreceivetheenhancementlayerstreamandtheirIPTVservicequality.Finally,experimentalresultsareprovidedt

6、oshowtheperformanceoftheproposedsystem.ArticleOutline1.Introduction2.ReviewofWiMAXnetwork2.1.Physicallayer2.2.MAClayer3.ProposedmobileIPTVsystemarchitectureoverWiMAXnetwork3.1.H.264.MGScoding-basedIPTVstream3.2.Problemdescription3.3.DeterminingProcessofm

7、cELandRTr_EL4.Experimentalresults4.1.Performanceoftheproposedalgorithmwithrespecttoα4.2.Performancecomparisonaccordingtosubscribermobility5.ConclusionsAcknowledgementsReferencesEfficientin-networkadaptationofencryptedH.264/SVCcontent  OriginalResearchArt

8、icleSignalProcessing:ImageCommunicationThispaperaddressestheefficientadaptationofencryptedscalablevideocontent(H.264/SVC).RTP-basedin-networkadaptationschemesonamediaawarenetworkelement(MANE)inanIPTVandVoDscenarioareconsid