欢迎来到天天文库
浏览记录
ID:32202504
大小:2.35 MB
页数:61页
时间:2019-02-01
《同构无线mesh网络中的端到端性能改进分析》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、ABSTRACTWirelessMeshNetworkisnewbroadbandwirelessmulti-hopnetworkarcllitecture,providinghi曲一qualitywirelessbroadballdaccessservices,cansolVemedraⅥ,backsoftraditionalWLANaIldeXtendstheWLANr姐geofapplications矗0mthe”hotspots”tome”hotzone”,alsoreducethed印endenceonmecabl
2、enetworksothatnet、)l,orkperfomallceaIldcoveragehasbeenimproVed.InWirelessMeshNetwork,end.to.endcommullicationisgeneratedmainlybetweenmobileteHninalsandgateways,data丘.omthemobileteminaltotllegatewayor丘ommegatewaytothemobiletenninal.Meallwhile,theWhelessMeshNetworkis
3、di脑ent6.omthetraditionalWLANwithmeAPdirectlycomlectedtolli曲-speedwiredbackbonenetwork.Thelillkqualitya11dbandwidmofaccess1ink,betweenmeAPa11dtheSTA.andwirelessmeshbackbonenetworkbecomemebottleneckoft11enetworkend.to.endperfonnance.Theexistingresearchshowsmatreducin
4、gtheinterferencebetWeenthenodes,increasingthede孕eeofconc咐encyofdatasending,andselectingtheoptimalpathtoachieVeend.to-endco删:11unicationcalliInproVemeend.to.endperf-onIlanceoftheWirelessMeshNetwork.Researchonreducingnodeinterferencea11dimprovingtheconcurrencymainlyc
5、oncentratedinimprovingthespatialmultipleXingandch锄elutilization,andrelatedresearcheshaVeproposedtheimprovedalgorithm,miI越ngthelinktransrIlissionrateshouldbeingadaptedtothelinkquality,butitdon’tsolvetheproblemofconnictbetweenmechannels.Achieving戗lebalancebetweenmehi
6、ghspatialmultiplexingandhi曲一speeddatarateshouldtakemechoiceoftheperc印tiont11resholda11dthedatarateintoaccount.Researchonchoosingthebestpathtoachieveend.to—endcomrnunicationsfocusesonhowtochoosethebestAPasanaccesspoint,mostofthestrategyisbaSedonRSSIoronlytal(eintoac
7、countthequalityofmeaccesslink,butdidn’tconsidertheentire1ihkquality,itwouldseriouslya行ecttheend—to—endperfonnance.Thisp印erdoesresearchonimproVingtheend—to—endperfo姗anceofWirelessMeshNetworks.Firstly;researc血isdoneonf.actorsafjE.ectingmeend·to-endperf.o珊anceOfWirele
8、ssMeshNetworks衄ou曲theextensiveliteratures,reducinginterferencebe铆eenthenodes,improvingtransmissionconculTencyaIldch锄e1utilization.Theimpactofspat
此文档下载收益归作者所有