流量自適應的無線收發(fā)器節(jié)能算法.pdf

1、浙江工業(yè)大學碩士學位論文流量自適應的無線收發(fā)器節(jié)能算法姓名：張艷艷申請學位級別：碩士專業(yè)：計算機應用技術指導教師：朱藝華20110410浙江工、|k大學碩‘1二學位論文TRAFFICADAPTIVEENENGYSAVINGALGoRITHMFoRWIRELESSTRANSCEIVERABSTRACTInwirelessIocaIarcanetworkbasedIEEE8021lstandard，wireIesstransceiverof

2、nodecanuseIicense—freelSM(IndustriaI，Scient訊c，andMedicaIBands)radiobandt0communicatewithothersThus，mostofmob“ecomputingdeVices，suchasportabIecomputers，PDAs(PersonalDigitalAssistant)andsoon，haVeequippedwithIEEE80211wirele

3、ssnetworkinterfacecardtofaciIitateaccesstothewireIessnetworksBecausethesemobiledeVicesarepoweredbythelimitedbatte叮energy，reducingthepowerconsumptionbecomesoneofthecurrentresearchhotspotathomeandabroadGiVentheenergyconsum

4、ptionofwireIesst豫nsceiVeraccountsforasign訊cantproportion，IEEE8021lstandardintroducespowermanagement，whichaIIowsnodesswitchtosleepmodeintheabsenceofdatatransfellringThatcanachieVethegoaIofsaVingene唱ybytumingoffwirelesstra

5、nsceiVerBasedontheaboVepowermanagementstrategies，wemainlydosomercsearchonthelhewireIesstransceiVerene唱ye餓ciencyinwircIessinfhstructurcnetWorksWeproposedaTra幣cAdaptiVeSIeepingScheduIe(TASS)sn。ategyforitTimeisdiVidedinto6x

6、edIen昏htimeslotin1’ASSsnategyThelengthoftimeslotisthemultipleofBeaconinterValsTheschedulingsequencedenotesthenode’sstatuses，whicha豫awakestatus(includingreceiVe，sendandidle)andsIeepstatusWbuseMarkovmodeItoderiVeaIotofmeas

7、urementfo姍uIa，suchastheaVeragenumbersofsleeptimeslots，thelengthofsIeeptime，theaVeragenumbe陷ofawaketimeslots，theIengthofawaketime，theaVemgenumberSoflistenjngbeacon，theaVeragenumbersofstatcswitching，thetotalene唱yconsumptio

8、nofthenodeInaddition，wegiVeanoptimizationmodeIofoptimizedtotalene適yconsumption。FinalIyweuseM盧汀LABtodesigntheprogram，whennetworktrafncobeysPoissondistributionandGammadistributionWedothenumericaltestandanaIysisof1’ASSNumer