實時多媒體數(shù)據(jù)跨網(wǎng)關傳輸及擁塞控制技術研究.pdf

1、華中科技大學碩士學位論文實時多媒體數(shù)據(jù)跨網(wǎng)關傳輸及擁塞控制技術研究姓名：李晶申請學位級別：碩士專業(yè)：計算機系統(tǒng)結構指導教師：周敬利20040510華中科技大學碩士學位論文AbstractInternetbasedonTCP／IPprotocoliSakindofPacketSwitchNetworkAsmultimediaapplicationsbecomingmoreandmorepopularInteractistooweaktos

2、atisfythemultimedia’transmissiondemandTherefore，analyzinghowtotransmitrealtimemultimediadataonInteracthassignificantmeaningsWiththerapiddevelopmentofmultimediaapplicatiOilsystem，thequestionabouthowtotransfermultimediadat

3、acrossgatewayoccursAfteranalyzingcurrentsolvingstrategies，anewstr砒egy——serverassistanceschemeisputforwardandrealizedThearchitectureandworkingschemeofthisschemeareprovidedThetype，fimctionsandformatdefinitionofcontrolpacke

4、tsfilealsodiscussedAndthen，runthisschemeOUamultimediasystem，theresuRsofexperiencesshowthefeasibilityandvalidityofthisschemeAftercomparingtotheCUrlCatstrategies，theadvantagesandapplicationareasofthisSChemeareconcludedCong

5、estioncontrolisakeyproblemforrealtimeapplicationsAnalyzingthetwochallengesoftransferringmultimediadataonInteract，oneishowtoguaranteeQoS，anotherishowtogetalongwithTCPsUeamsAnalyzingthecurrentcongestioncontrolstrategiesuse

6、dtOtransfermultimediadataindetailThepreconditionofcongestioncontrolishowtogettheparametersofQoSdynamicallyIfthisCannotbeensured，nomatterhowexcellentarithmeticisawasteThecurrentresearchaboutitismainlyaboutRTWRTCPprotocol，

7、SOweanalyzethisprotocol，especiallyinhowtouseitincongestioncontrolareasAfterresearchingthecurrentstrategies，anewunicastarithmeticisdevised，whichisbasedonRTP／RTCPprotocolandratecontroltechnologyonsendingendEtherofthetwocha

8、llengesmentionedaboveisconsideredDiscussthearchitectureandideasofthisarithmeticTheexperience’resultsprovedthefeasibilityandvalidityofthisarithmeticKeywords：Realtimemultimediadata，GatewayCongestionControl，RealTimeTranspor