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ID:18326762
大小:142.00 KB
页数:10页
时间:2018-09-17
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1、Internet网络技术课程论文TheResearchonComputerCommunicationNetworksReal-timeCommunication院系:物理电气信息学院班级:08级电子班姓名:李伟学号:12008243872TheResearchonComputerCommunicationNetworksReal-timeCommunicationAbstract:Computercommunicationnetworkhasbeenapopulartechnologyintheinformationsociety.However,theproblemofnetworkco
2、mmunication’sreal-timeperformanceandnetwork’squalityofservice(QOS)isthekeytechnologyofresearchbyhumanallalong.Tosolvethisproblem,thecharacteristicofnetworkcommunicationwasanalyzedfirstly,andthencomputernetworkcommunication’stimeconstraintconditionwasanalyzedonthesystempointofview.Finally,theIntran
3、etandInternet’sreal-timeperformancewasanalyzedandevaluatedrespectively.Someconclusionsareprovidedforpracticality.KeyWords:Network;Ethernet;real-timecommunication;1.Introductionofreal-timecommunicationTheModerncomputertechnologyandthemoderncommunicationtechnologyiscombinedtocomputernetworktechnolog
4、y,andmorethantwoindependentoperatingsystemstoconnecttoeachotherthroughthemediatoshareacollectionofhardwareandsoftwarecomponentsofthecomputernetworkresources.Withtheextensiveapplicationofcomputernetworks,moreandmorepeopleputforwardmanyrequirementsincludingadedicatedmultimediacommunicationsandcontro
5、loftheindustrialmeasurementreal-timecommunication.ItisincludeacomprehensiveQualityofService(QOS).TraditionalcomputernetworksalsousepacketswitchingtechnologyisdesignforNon-real-timedatacommunicationsandusingTCP/IPprotocolismainlytooptimizetheoverallnetworkdatathroughputanddatacommunicationstoprovid
6、ebest-effortservice.Buttoday'smultimediacommunicationsandindustrialmeasurementcontrolreal-timenetworkcommunicationnotonlyincludestraditionaltextdata,butalsoincludessuchasaudio,videoandotherinformation.IntheWAN,InternetusetheprotocolsTCP/IPachieveaglobalinternetworking.IntheLAN,someofthemainnetwork
7、operatingsystemalsoprovidestheprotocolconversiongatewaysoftware,buttheseInternetaccesshassomelimitationsandgenerallydonotprovideheterogeneousnetworkdirectlybetweenthecomputeraccessreal-timecommunication.However,i
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