基于INSTOABA的EKF TDMA数据链定位算法-豆柴文库

您所在位置：网站首页 / 基于INSTOABA的EKF TDMA数据链定位算法.docx / 文档详情

在线预览结束，喜欢就下载吧，查找使用更方便

5 金币

下载文档

/ 2

下载提示

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

文本预览

基于INSTOABA的EKFTDMA数据链定位算法
Title:EKFTDMADataLinkLocalizationAlgorithmbasedonINSTOABA
Abstract:
Withtherapiddevelopmentofwirelesssensornetworks(WSNs),accuratelocalizationisessentialfornumerousapplicationssuchastargettracking,environmentalmonitoring,anddisastermanagement.However,traditionallocalizationalgorithmsoftenfacechallengesintermsofenergyefficiency,accuracy,andscalability.Toovercometheselimitations,thispaperproposesanExtendedKalmanFilter(EKF)TimeDivisionMultipleAccess(TDMA)datalinklocalizationalgorithmbasedonInstantaneousOccupancyBasedAdaptiveBeaconAllocation(INSTOABA).ThealgorithmaimstoimprovelocalizationaccuracywhilereducingenergyconsumptionandensuringscalabilityinWSNs.
1.Introduction
1.1Background
Wirelesssensornetworksconsistofautonomousnodesthatcollectandtransmitdatainvariousapplications.LocalizationplaysavitalroleinWSNs,asitprovidesprecisespatialinformationaboutthenodesandenablesaccuratedatafusionanddecisionmaking.However,traditionallocalizationalgorithmsfacechallengessuchasenergyconsumption,accuracy,andscalabilitylimitations.
1.2Motivation
Toaddressthelimitationsofcurrentlocalizationalgorithms,theEKFTDMAdatalinklocalizationalgorithmbasedonINSTOABAisproposed.Thisalgorithmoptimizesenergyefficiencyandlocalizationaccuracywhileensuringscalability,makingitsuitableforWSNs.
2.Methodology
2.1EKFTDMALocalizationAlgorithm
TheEKFTDMAalgorithmcombinestheEKFlocalizationtechniquewiththeTDMAcommunicationprotocol.Itconsidersthenode-to-nodedistanceandangle-of-arrivalmeasurementstoestimatethepositionofeachnode.ByutilizingTDMA,energyconsumptionisreducedasnodestaketurnstransmittingandreceivingdata.
2.2INSTOABABeaconAllocation
INSTOABAisanadaptivebeaconallocationstrategythatdynamicallyadjuststhetransmissionschedulebasedonaninstantaneousoccupancymetric.Itintelligentlyallocatestimeslotstonodeswithhighermeasurementuncertainties,reducingtheoveralllocalizationerror.
3.SystemDesign
3.1Architecture
Theproposedsystemconsistsofmultiplesensornodesandacentralcontroller.Thesensornodescomm