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1、BSISO7856:2025IntelligenttransportsystemsRemotesupportforlowspeedautomateddrivingsystems(RS-LSADS)Performancerequirements,systemrequirementsandperformancetestproceduresbsi.NationalforewordThisBritishStandardistheUKimplementationofISO7856:2025.TheUKparticipationinitspreparationwasentrustedtoTechnical
2、CommitteeEPL/278,Intelligenttransportsystems.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitscommitteemanager.ContractualandlegalconsiderationsThispublicationhasbeenpreparedingoodfaith,howevernorepresentation,warranty,assuranceorundertaking(expressorimplied)isorwillbemade,an
3、dnoresponsibilityorliabilityisorwillbeacceptedbyBSIinrelationtotheadequacy,accuracy,completenessorreasonablenessofthispublication.Allandanysuchresponsibilityandliabilityisexpresslydisclaimedtothefullextentpermittedbythelaw.Thispublicationisprovidedasis,andistobeusedattherecipientsownrisk.Therecipien
4、tisadvisedtoconsiderseekingprofessionalguidancewithrespecttoitsuseofthispublication.Thispublicationisnotintendedtoconstituteacontract.Usersareresponsibleforitscorrectapplication.TheBritishStandardsInstitution2025PublishedbyBSIStandardsLimited2025ISBN9780539224009ICS03.220.20;35.240.60Compliancewitha
5、BritishStandardcannotconferimmunityfromlegalobligations.ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon30June2025.Amendments/corrigendaissuedsincepublicationDateTextaffectedISOInternationalStandardISO7856Firstedition2025-06Intelligenttransportsystems一Remote
6、supportforlowspeedautomateddrivingsystems(RS-LSADS)Performancerequirements,systemrequirementsandperformancetestproceduresSystemesdetransportintelligentsTeleassistancepourlessystemesdeconduiteautomatiseeabassevitesse(RS-LSADS)一Exigencesdeperformance,exigencesdusystemeetproceduresdessaideperformanceRe
7、ferencenumberISO7856:2025(en)COPYRIGHTPROTECTEDDOCUMENTISO2025Allrightsreserved.Unlessotherwisespecified,orrequiredinthecontextofitsimplementation,nopartofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranint
8、ranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO,smemberbodyinthecountryoftherequester.ISOcopyrightofficeCP401Ch.deBlandonnet8CH-1214Vernier,GenevaPhone:+41227490111Email:copyrightiso.orgWebsite:www.iso.orgPublishedinSwitzerlandContentsPageForewordvIntr
9、oductionvi1 Scope12 Normativereferences13 Termsanddefinitions14 Symbolsandabbreviatedterms34.1 Symbols34.2 Abbreviatedterms35 RS-LSADSarchitecture46 FunctionsofRS-LSADS66.1 General66.2 Remotemonitoring66.3 Remoteassistance66.4 Remotedriving67 RS-LSADSfunctionalscenarios77.1 Remotesupportscenarios77.
10、1.1 Scenario1:Re-startingafterstoppingatthebusbay77.1.2 Scenario2:Enteringtheunsignalizedintersection87.1.3 Scenario3:Enteringthesignalizedintersection(signalinformationonly)97.1.4 Scenario4:Enteringthesignalizedintersection(signalinformationandbothlateraldirectionscheck)97.1.5 Scenario5:Bypassingob
11、staclesthatblockthevehiclepath107.1.6 Scenario6:OutofODDduetoenvironmentalconditions118 Systemrequirements128.1 General128.2 RS-LSADSstatetransitiondiagram.128.2.1 Statefunctionaldescriptions148.2.2 Statetransitiondescriptions159 Communicationperformanceforremotesupport169.1 General169.2 Latencyinre
12、motesupport179.3 End-to-endinformationlatency179.4 Informationupdaterate189.5 Distanceerrorduetolatency189.6 Communicationmessagesforremotesupport199.6.1 Vehicledata199.6.2 LSADSdata209.6.3 Drivingenvironmentdata209.6.4 Drivingenvironmentaudioandvideoinformation209.6.5 Passengerstatusonboardaudioand
13、videoinformation209.6.6 Remoteassistancedata209.6.7 Remotedrivingcontroldata209.6.8 Infrastructuresensorsdata209.6.9 Infrastructureaudioandvideoinformation.2010 RS-LSADSperformancerequirements2110.1 Remotemonitoringperformance2110.1.1 End-to-endcommunicationrequirementduringremoteassistancestandbyor
14、remotedrivingstandby2110.2 Remoteassistanceperformance2110.2.1 Monitoringdataforremoteassistant2110.2.2 Rolesofremoteassistant2110.2.3 RemoteassistantresponsetoRFI2210.2.4 RemoteassistanceHMLandvideofieldofviewandaudio2310.2.5 End-to-endcommunicationrequirementsduringremoteassistance2310.2.6 Datasto
15、ragerequirementsforremoteassistance2310.3 Remotedrivingperformance2410.3.1 Monitoringdataforremotedriver2410.3.2 RemotedrivingresponsetoRFD2410.3.3 RemotedrivingHMLvideofieldofviewandaudio2410.3.4 End-to-endcommunicationrequirementsduringremotedriving2510.3.5 Limitationsofremotedriving2510.3.6 Alertandwarninginremotedriving2510.3.7 Datastoragerequirementsforremotedriving2511 Scenarioevaluationtestprocedures2511.1 General2511.2 Testconditions2611.2.1 Subjectvehicleconditions2611.2.2 Targetvehicleorobj
