KengoKishimoto智能交通世界大会ITS智慧城市社区人工智能AI物联网IT报告课件教案

1、KengoKishimoto.pdf智能交通世界大会ITS智慧城市社区人工智能AI物联网IT报告课件教案OverviewofV2XandI2Xcommunicationservicesusingthe760MHz-bandforITSKengoKishimotoUTMSSocietyofJapanAbstractThetrafficsignalcontroltechnologyhasbeenremarkablyimproved.Speedandcapacityofcommunicationmediahasprogressedsignificantly.Intheadvancementoftra

2、fficcontrol,thecommunicationfortransmittinginformationbetweenroadsidedevicesisrequired.However,thecablingbecomesdifficultbecauseoftheconstructionofthelandscape.Foranevenmoreeffectiveuseofequipmentandradiowaves,weareconsideringI2IwithsharingfrequencyresourcesandroadsideunitsforI2Vatintersections.2/15

3、BackgroundInJapan,research,developmentanddeploymentofUTMS(UniversalTrafficManagementSystems)hasbeenpromotedforthepurposeofenvironmentpreservation,safetysupportandreducingtrafficjams.SAFETYECOdrivingsupportsystemsusingI2VandV2Xareexaminedusingtheallocated760MHz-bandforITSin2019.SensorRoadsideUnit(RSU

4、)Caution!InformblindareacontroltrafficsignaltimelySAFETYInformtrafficsignallightECO3/15InJapan,frequencyallocationof760MHzforITSwaspublishedinDecember2019.Afterthat,thecommunicationstandard(ARIBSTDT-109)pursuanttothepublicwasissued.Wirelessradioof760MHzbandforITS*MediaaccesscontrolofARIBSTDT-109,ITS

5、-ForumRC-0124SpecificationsItemsSpecificationsOperatingfrequency760MHz-Band(Asignalfrequency)Occupiedbandwidth9MHzorlessErrorcorrectionConvolutionFECR=1/2,3/4ModulationBPSKOFDM/QPSKOFDM/16QAMOFDMTransmissionantennapower10mW/MHzorlessCommunicationmethodBroadcastcommunicationMediaaccesscontrolCSMA/CA(

6、OBU)+TDMA(RSU)I2XFrameV2XFrametimeTermofInfrastructureSendingTermofVehicleSendingGPSclockInfoofInfraSending4/15V2X,I2VandI2IcommunicationservicesV2XI2VI2IKinds-DrivingSafetySupport-Runningsmoothly-DrivingSafetySupport-Runningsmoothly-AdvancedtrafficsignalcontrolImageofI2VDrivingSupportInformationcat

7、ionI2ISignalControlInformationV2XVehicleInformation5/15ApplicationofI2IKindsApplicationSummaryTrafficControlPredictArrivalProfileControlSignalcontrolsoastomaximizethenumberofvehiclesthroughtheintersectiontopredictthetrafficenteringtheintersectionPreparingfordisasterIntelligentIntersectionfordisaster

8、UtilizingthedetourrouteofthecommunicationwithlineaggregationduringcommunicationinterruptioncausedbydisastersSupportpassingofemergencyvehiclesFASTPreferentialsignalcontrolforemergencyvehicle.ApproachingemergencyvehicleinformationSendthenotificationofemergencyvehicle.6/15MainrequirementsofI2Icomm7/15I

9、temRequirementsRadio-wavepropagationUtilityformDestinationspecificdestination(likeunicast)RelayUseQualityPacketarrivalrateover90%In300mawaypoint(Lineofsight)Delaytime1895msorlessContentsSecuritymeasureUseencryption,authenticationtechnologyApplication(function)FASTV2I,I2Iletemergencyvehiclerunwithpre

10、cedenceApproachingemergencyvehicleinformationV2I,I2I,I2VApproachingemergencyvehicleinformationisprovidedtoOBUsFASTmergencyvehiclepreemptionsystems8/15Thissystemsupportstheoperationofemergencyvehiclessuchaspatrolcarsandambulancesbyusingprioritysignalcontrol.2019SumitomoElectricIndustries,Ltd.AllRight

11、sReservedExperimentalV2XI2XcommunicationsystemThetestbedwassetupintheurbanareaofTokyotoevaluatea)FASTb)ApproachingEmergencyVehicleInformationsystem.RouterCBAD760MHzRSUExperimentalsignalcontroller(ESC)Simulatedcentralcomputer(SCC)BADC看身卷町早和I田H卷町西H卷小前760MHzANT760MHzRSUExperimentalsignalcontrollerTokyo

12、(Mejiroarea)194m250m133m9/15SystemconfigurationMapEquipmentsRSU:RoadSideUnitOBU:ON-BoardUnitOBUOBUOBU2019SumitomoElectricIndustries,Ltd.AllRightsReservedFASTcontrolstrafficsignalsinordertoprovideemergencyvehicleswithanunhinderedroutebyutilizingV2XI2Xcommunication.760MHzRSU(V2X)(I2I)(I2I)FASTcontrold

13、irectionRouterSimulatedcentralcomputer(SCC)FASTemergencyvehiclepreemptionsystemsEmergencyvehicledetectioninformation10/15CBA(I2I)emergencyveh.DV2Vcomm.area(V2X)(I2I)(I2I)FASTcontroldirection01020304050times(C)(B)(A)(B)(D)FASTdemonstration/15ResultCBAD760MHzRSURouterFASTcontroldirection(SCCtoSC)Emerg

14、encyvehicledetectioninformation(RSUtoSCC)Simulatedcentralcomputer(SCC)LeftCLeftBLeftATurnonatBTurnonatDTurnonatDTurnonatDV2Vcomm.area760MHzRSU760MHzRSUESCESCESC2019SumitomoElectricIndustries,Ltd.AllRightsReserved760MHzRSU(V2X)(I2X)ApproachingemergencyvehicleinformationCBA(I2X)emergencyveh.DV2Vcomm.a

15、rea(V2X)(I2X)(I2X)ApproachingemergencyvehicleinformationTheproposedI2Xsystemletsemergencyvehiclespasssomeintersectionssafelybybroadcastingtheemergencyvehiclesinformationtowardothervehicles(locatedintheareatheywillpass)viaI2Vcommunication.760MHzOBEveh.-A12/15(V2X)(V2X)(I2X)LOS(Lineofsight)movie2019Su

16、mitomoElectricIndustries,Ltd.AllRightsReserved760MHzRSU(V2X)(I2X)ApproachingemergencyvehicleinformationCBA(I2X)emergencyveh.DV2Vcomm.area(V2X)(I2X)(I2X)ApproachingemergencyvehicleinformationIncaseofNLOS?760MHzOBEveh.-A13/15(V2X)(V2X)(I2X)NLOS(Nonlineofsight)movieSUMMARYANDFUTUREWORWeshowedtheserviceoutlineandexperimentoftheV2X,I2VandI2IcommunicationusingITS760MHz-