《智能传感器装调与测试（双语）》课件-14.智能网联汽车高精度地图与定位技术

智能网联汽车高精度地图与定位技术High-precisionMapandPositioningTechnologyforIntelligentConnectedVehicles高精地图High-PrecisionMap如何让车辆精准“感知”周边环境、明确自身位置呢？Howcanvehiclesaccurately"perceive"thesurroundingenvironmentandidentifytheirownlocation?PART01高精度地图基本概念BasicConceptsofHigh-precisionMap高精度地图基本概念BasicConceptsofHigh-precisionMap精度对比Accuracycomparison普通导航地图精度为米级，满足日常出行需求；而高精度地图精度达到厘米级，专为智能网联汽车设计，提供更精确的导航支持。Ordinarynavigationmapshaveanaccuracyofmeterstomeetdailytravelneeds;whilehigh-precisionmapshaveanaccuracyofcentimetersandarespeciallydesignedforintelligentconnectedvehiclestoprovidemoreaccuratenavigationsupport.包含信息Informationincluded高精度地图不仅包含基础道路信息，如道路形状、车道数量，还涵盖智能驾驶相关细节，例如车道线类型及宽度、交通信号灯和标志的具体位置。High-precisionmapsnotonlycontainbasicroadinformation,suchasroadshapeandnumberoflanes,butalsocoverdetailsrelatedtointelligentdriving,suchaslanelinetypeandwidth,specificlocationoftrafficlightsandsigns.普通导航地图Ordinarynavigationmap高精地图High-PrecisionMapPART02信息采集Informationacquisition信息采集Informationacquisition采集方式Acquisitionmode通过专业采集车实地采集道路及周边数据，确保获取全面且精确的信息，为后续的地图构建提供基础。Collectroadandsurroundingdataonthespotthroughprofessionalcollectionvehiclestoensurethatcomprehensiveandaccurateinformationisobtained,providingabasisforsubsequentmapconstruction.采集设备Acquisitionequipment高精度地图的采集设备包括激光雷达，用于测量三维坐标；高清摄像头，用于捕捉图像；以及GNSS定位系统，用于确定车辆的精确位置。High-precisionmapacquisitionequipmentincludesLiDARformeasuringthree-dimensionalcoordinates;high-definitioncamerasforcapturingimages;andGNSSpositioningsystemsfordeterminingthepreciselocationofvehicles.信息采集Informationacquisition-数据处理-Dataprocessing采集到的数据需要经过筛选、清洗和拼接，去除无用信息并纠正误差，然后进行标注，如车道线和交通设施的位置，最后进行地图的更新与维护。Thecollecteddataneedstobescreened,cleanedandsplicedtoremoveuselessinformationandcorrecterrors,thenmarked,suchasthelocationoflanelinesandtrafficfacilities,andfinallyupdatedandmaintainedonthemap.PART03高精度地图和定位技术的应用ApplicationofHigh-precisionMapandPositioningTechnology高精度地图和定位技术的应用ApplicationofHigh-precisionMapandPositioningTechnology-辅助驾驶-Assisteddriving在辅助驾驶中，高精度地图和定位技术可用于车道保持辅助和自适应巡航，通过精确控制车辆的方向和速度，避免偏离车道和碰撞。Inassisteddriving,high-precisionmapandpositioningtechnologycanbeusedforlanekeepingassistanceandadaptivecruisecontroltoavoidlanedeviationandcollisionbyaccuratelycontrollingthedirectionandspeedofthevehicle.高精度地图和定位技术的应用ApplicationofHigh-precisionMapandPositioningTechnology-自动驾驶-Autonomousdriving在自动驾驶中，高精度地图提供详细的道路信息，而高精度定位技术确定车辆的精确位置，共同支撑车辆完成转弯、变道和停车等复杂决策。Inautonomousdriving,high-precisionmapsprovidedetailedroadinformation,whilehigh-precisionpositioningtechnologydeterminesthepreciselocationofthevehicle,whichtogethersupportthevehicletocompletecomplexdecisionssuchasturning,changinglanesandparking.高精度地图和定位技术的应用ApplicationofHigh-precisionMapandPositioningTechnology-智能交通系统-Intelligenttransportationsystem在智能交通系统中，高精度地图和定位技术可用于交通流量监测和智能信号控制，提高交通效率，减少拥堵。Inintelligenttransportationsystems,high-precisionmappingandpositioningtechnologycanbeusedfortrafficflowmonitoringandintelligentsignalcontroltoimprovetrafficefficiencyandreducecongestion.小结Summary▶1.高精度地图的基本概念1.Basicconceptofhigh-precisionmaps.▶2.高精度地图的信息采集与工作原理，2.Informationacquisitionandworkingprincipleofhigh-precisionmaps.▶3.高精度地图和定位技术在智能网联汽车辅助驾驶、3.App