预览加载中，请您耐心等待几秒...

基于单水听器的海底信标定位平台设计.docx

预览
1/3
2/3
3/3

在线预览结束，喜欢就下载吧，查找使用更方便

下载提示 文本预览

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

基于单水听器的海底信标定位平台设计 Title:DesignofanUnderwaterBeaconLocalizationPlatformbasedonSingleHydrophone Abstract: Underwaterbeaconlocalizationplaysacrucialroleinvariousapplicationssuchasunderwaternavigation,marineresearch,andunderwaterexploration.Thispaperpresentsthedesignandimplementationofaplatformforunderwaterbeaconlocalizationbasedonasinglehydrophone.Theproposedsystemaimstoprovideaccuratepositioningcapabilitiesinacost-effectiveandeasy-to-implementmanner.Theplatformincludeshardwarecomponents,signalprocessingalgorithms,andauserinterfacetofacilitatereal-timelocalizationofunderwaterbeacons.Theexperimentalresultsdemonstratetheeffectivenessandreliabilityoftheproposedplatform,offeringapromisingsolutionforunderwaterbeaconlocalization. I.Introduction Underwaterenvironmentspresentuniquechallengesforlocalizationduetolimitedvisibilityandacousticsignalpropagationcharacteristics.Traditionalmethodsforunderwaterpositioningrelyonexpensiveandcomplexmulti-sensorsystems.Thispaperproposesanovelapproachusingasinglehydrophonetoenableaccuratelocalizationofunderwaterbeaconswithreducedhardwarerequirementsandsimplifiedsystemimplementation. II.SystemArchitecture Theplatformconsistsofthreemaincomponents:thehydrophone,signalprocessingalgorithms,andauserinterface. A.Hydrophone Asinglehydrophoneisemployedasthelisteningdeviceforcapturingunderwateracousticsignals.Thehydrophoneisstrategicallyplacedinafixedlocation,typicallymountedonanunderwatervehicleorbuoy.Thehydrophonedesignneedstoconsiderfactorssuchassensitivity,frequencyresponse,self-noise,androbustnesstoensurereliablesignalcapture. B.SignalProcessingAlgorithms Signalprocessingalgorithmsareemployedtoextractrelevantinformationfromthecapturedacousticsignalsforbeaconlocalization.Themainstepsinvolvedinthealgorithmareasfollows: 1.Pre-processing:Removingnoise,filtering,andamplifyingthecapturedsignalstoenhancethequalityandreduceinterference. 2.Signalclassification:Comparingthecapturedsignalsagainstadatabaseofknownbeaconsignaturestoidentifythespecificbeaconsin