Cellular V2X Communications Towards 5G
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Theautomotiveindustryisevolvingtowardconnectedandautonomousvehiclesthatoffermanybenefits,suchasimprovedsafety,lesstrafficcongestion,lessenvironmentalimpactsandlowercapitalexpenditure.Akeyenablerofthisevolutionisvehicle-to-everything(V2X)communication,whichallowsavehicletocommunicatewithothervehicles,pedestrians,road-sideequipmentandtheInternet.WithV2X,criticalinformationcanbeexchangedamongvehiclestoimprovesituationawarenessandthusavoidaccidents.Furthermore,V2Xprovidesreliableaccesstothevastinformationavailableinthecloud.Forexample,realtimetraffic,sensorandhigh-definitionmappingdatacanbemadeavailable,whichisusefulnotonlyfortoday’sdriversbutwillbeessentialfornavigatingself-drivingvehiclesinthefuture.Thepaper’sfirstsectiondescribesthecurrentstatusofV2X,withafocusontheAmericasregion.Italsoprovidesinsightsintohowemerging5GtechnologieswillacceleratetherealizationofadvancedV2Xcommunicationtoimprovetransportationexperienceandqualityoflife.Forexample,5G-basedV2Xisexpectedtoenableveryhighthroughput,highreliability,lowlatencyandaccuratepositiondeterminationusecases.Someoftheusecaseswillinvolve5Gworkingintandemwithothertechnologiesincludingcameras,radarandlidar.CellularV2XCommunicationsTowards5Gdescribestheseusecases,startingwiththeadvanceddrivingcategoriesidentifiedin3GPP,includingranging/positioning,extendedsensors,platooningandremotedriving.Thepaperalsodescribeshowmobilenetworkoperators,vehiclemanufacturers,cloudserviceprovidersandregulatorybodiescanworktogethertodeliverabrand-newexperiencefordrivers,travelersandotherroadusersinthenearfuture.
提供机构：
5G 美国
