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1、DraftETSlTR101584V0.5.0(2012-12)TechnicalReportMachinetoMachineCommunications(M2M);StudyonSemanticsupportforM2MData错误!未找到引用源。ReferenCe-DTR.M2M-00005KeywordsConnectedConsumer.ConsumerElectronics,EmbeddedCEETSI650RoutedesLuciolesF06921SOPhiaAntiPoliSCedeX-FRANCETel.:+334929442OOFax:+33493654716Slre(N3
2、4862356200017-NAF742CAssociationabutnonIucratileregistreeaIaSous-PrefecturedeGrasse(06)N7803,88ImPOrtantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http:/www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifference
3、incontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormal(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.Info
4、rmationonthecunentstatusofthisandotherETSIdocumentsisavailableathttp：/DOrtal.etsi.ortbStatUSstatus.asoIfyoufinderrorsinthepresentdocument,pleasesendyourcommenttooneofthefollowingservices:http：/DOrtal.etsi.or/Chair8-ETSISlJDDOrtaSDCOPylightNotifiCationNopartmaybereproducedexceptasauthorizedbywrittenp
5、ermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.EuropeanTelecommunicationsStandardsInstituteyyyy.Allrightsreserved.DECT1w,PLUGTESTS.UMTS.TIPHON,theTIPHONlogoandtheETSllogoareTradeMarksofETSIregisteredforthebenefitofitsMembers.3GPPisaTradeMarkofETSlregisteredforthebenef
6、itofitsMembersandofthe3GPPOrganizationalPartners.LTEisaTradeMarkofETSIcurrentlybeingregisteredtorthebenefitofitsMembersandofthe3GPPOrganizationalPartners.ContentsContents3IntclleclualPropertyRights5Foreword51 Scope62 References62.1 Normativereferences72.2 Informativereferences73 DCfinitiOns,symbolsa
7、ndabbreviations73.1 Symbols83.2 Abbreviations89 0 0 0 12 24 IntroductiontosemanticinformationonM2Mdata94.1 Problemdescription4.2 Benefitsofsemanticannotation4.3 Whatconstitutessemanticinformationandhowcanitbestructured4.3.1 Heuristicview4.3.2 OptionI:StandardizedDataTypeswithimplicitlydefinedsemanti
8、cs.4.3.3 Option2:StandardizedDataTypeswithsomedefinedsemantics4.3.4 Option3:extensibleMarkupLanguage(XML)4.3.5 Option4:Ontologies124.3.6 AconcreteapproachforETSIM2M134.3.7 Summary:164.3.8 SemanticM2MandOBIXmapping164.4 HowissemanticcontentintroducedintotheETSIM2MSystem204.5 Existingworkonsemanticsth
9、atcouldapplytoETSIM2M214.5.1 OVerVieW214.5.2 Existingsemanticprojects215 Usecasesforcreation,managementandusageofsemanticinformationintheETSIM2MSystem.215.2Detailedusecases5.2.1 UseCaseX-HomeControl5.2.1.1 GeneralUseCaseDescription5.2.1.2 Stakeholders5.2.1.3 Pre-conditions5.2.1.4 Flowoftheusecase5.2
10、.1.5 Post-conditions5.2.1.6 Potentialnewrequirementsfromthisuseease5.2.2 UseCase1Deviceplugandplay5.2.2.1 GeneralUseCaseDescription5.2.2.2 Stakeholders5.2.2.3 Pre-conditions5.2.2.4 Flowof(heusecase5.2.2.5 Post-conditions5.2.2.6 Potentialnewrequirementsfromthisusecase5.2.1 UseCase1-(name5.2.1.1 Gener
11、alUseCaseDescription5.2.1.2 Stakeholders5.2.1.3 PreYondiIk)IIS5.2.1.4 Flowof(lieusecase5.2.1.5 Post-conditions5.2.1.6 Potentialnewrequirementsfromthisuseease22222222222323232323232424m2424242424242425256 Summaryofallpolenlialrequirements.7 Potentialarchitecturealternatives257.1 DeviceAbstraction257.
12、1.1 Architecture257.1.2 Intcrworkingwithlegacydevices(d)throughabstractdevices267.1.2.1 NativeResource267.1.2.2 AbstractResource277.1.3 GatewayResourceAbstraction(GRA)capability277.1.4 SubscriptionofAbstractResources277.1.5 MappingPrinciple287.1.6 AbstractResourceManagement(Add/Remove/Replacement)30
13、8 Conclusions30Annex A: ApplicationdesignsupportforsemanticM2MdataWI30A.lReferences30A.2Applicationdesign30A.2.1SCLbase30A.2.2Resourcename31A.2.3Containers32A.2.4Accessrights32A.2.5Searchstrings32A.2.6Contenttypes32A.2.7Partialaddressing32A.2.8Expirationtime33A.2.9MaximumURIlength33A.3Impactsonseman
14、ticM2Mdata33Annex B: Titleofannex34B.IFirstclauseoftheannex34B.1.1Firstsubdividedclauseoftheannex34Annex:Bibliography35History36IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs.ifany.ispubliclyavai
15、lableforETSImembersandnon-members.andcanbefoundinETSISR000314:IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential.IPRsnotifiedtoETSIinrespectofETSIsandards”,whichisavailablefromheETSISecretariat.LaiestupdatesareavailableontheETSIWebserver(hllp力WCbaDD.clsi,orgPRhomc.asp).PursuanttoIheET
16、SIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteeCanbegivenas(otheexistenceofotherIPRsnotreferencedinETSISR(XX)314(ortheupdatesontheETSIWebserver)whichare,ormaybe.ormaybecome,essentialtothepresentdocument.ForewordThisTechnicalReport(TR)hasbeenproducedbyETSITechnica
17、lCommitteeMachineoMachineCommunications(M2M).ThePrewnldocumentmaybereferencedbyotherTRsandTechnicalStandards(TS)developedbyETSITCM2M.ThepresentdocumentisaTRandtherefore,thecontentisinformative,butwhenthisTRisreferencedbyaTS.thereferencedclausesmaybecomenormativewithrespecttothecontentofthereferencin
18、gTS.1ScopeThepresentdocumentismotivatedbythefactthatwithintheETSIM2MSystemsemanticinformationneedstobeavailableonM2Mdata(hatarctransferredwithintheM2Msystem.ThroughsuchsemanticinformationM2Mdatacanbediscoveredbyapplicationsthatdonothavepriorknowledgeonthem.ThecapabilityoftheETSIM2MSystemtoenableappl
19、icationslodiscover,interpretandu*eM2MdatafromdiITerentsourcesisconsideredessentialtorcreatinghigh-levelM2MSCrVieCSandtodevelopopenmarketsforM2Mdata. Inthisstudypre-norma(iveworkisconductedinordertofacilitatenonnativespecificationworkinETSIM2MRcl.-2orlater. Thestudyanalysesbenefit,feasibilityandpoten
20、tialrequirementsforIhesupportofsemanticintorma(iononapplicationrelatedM2MResourcesintheM2Msystem.TheETSIM2Msystemwould,however,onlyprovideameanstocreateandhandlesuchsemanticinformationintheETSIM2Msystem;ETSlM2McontinuestostayindependentofverticalmarketswhoingeneralwoulddefinethesemanticsofM2Mdatarel
21、ated(theirfieldofexpertise. ThestudycreatesusecasesthatillustrateprovisioningandusageofsuchsemanticinformationandthatdemonstratethebenefitfortheM2Mecosystem. ItinvestigatesonthekindandamountofsemanticinfbnationthatwouldbecomeavailableintheM2Msystem,keepinginmindatdc-offbetweencomplexityandusability.
22、 ItinvestigatesdiscoverymechanismsforsemanticinformationintheETSIM2MSystem.ThisshouldtakeintoaccounthowexistingsolutionsfromotherstandardsorresearchcouldbeusedwithintheETSIM2Marchitecture. ItconsidersonissuesofOWnCrShiP化SPonSibiliIyforapplicationrelatedM2MResourcesintheeasethattheM2Msystemcanprovide
23、semanticinformationonthem.ThisneedstotakeintoaccounttheneedforSUPPOrtofdifferentlevelsofdataprivacyandconfidentiality.ThisstudyrelatestoWl()014(TR102966-InterworkingbetweentleM2MArchitectureandM2MAreaNetworktechnologies),asafurtherstepintheabstractionofLANtechnologiesanddevices.Existingrelevantstand
24、ardsaretakenintoaccountandthestudyaspiresIobenefitfrominputsofrelatedresearchprojects.ReferencesReferencesareeitherspecific(identifiedbydateofpublicationand/oreditionnumberorversionnumber)ornon-specific. Foraspcciflcreference,subsequentrevisionsdonotapply.Non-specificreferencemaybemadeonlytoacomplet
25、edocumentorapartthereofandonlyinthefollowingcases:- ifitisaccepted(hatitwillbepossibletouseallfuturechangesofthereferenceddocumentfor(hepurposesofthereferringdocument;- forinformativereferences.Referenceddocumentswhicharenotfoundtobepubliclyavailableintheexpectedlocationmightbefoundathlip:/docbox.ei
26、$i.org/Reference.NOTE:WhileanyhyperlinksincludedinthisclausewerevalidatthetimeofpublicationETSIcannotguaranteetheirlongtermvalidity.2.1 NormativereferencesThefollowingreferenceddocumentsarcindispensablefortheapplicationofthepresentdocument.Fordatedreferences,onlytheeditioncitedapplies.Fornon-specifi
27、creferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.11ETSIENxxxxxx-y:title.2JETSIENzzzzzz:title.2.2 InformativereferencesThefollowingreferenceddocumentsarcnotessentialtotheuseofthepresentdocumentbuttheyassisttheuserwithregardtoaparticularsubjectarea.Fornon-specificrefe
28、rences,thelatestversionofthereferenceddocument(includinganyamendments)applies.i.1 ETSITR102725:MachinetoMachineCommunications(M2M)：Definitions.i.2 Guarino,98)FormalOntologyinInformationSystems:htp:WwWJoa-cnr.it/PaPCrS/F01S98.pdfi.x.3Definitions,symbolsandabbreviations3.1 DefinitionsForthepurposesoft
29、hepresentdocument,thetermsanddefinitionsgiveninTR102725i.landthefollowingapply.AICrmdefinedinthepresentdocumenttakesprecedenceoverthedefinitionofthesameterm,ifany.inTR102725(i.l.AbstractApplicationInformationModel:InformationModclofcommonfunctionalitiesabstractedfromasetofDeviceApplicationInformatio
30、nModelsAbstraction:TheprocessofmappingbetweenasetofDeviceApplicationInformationModelsandanAbstractApplicationInformationModelaccordingtoaspecifiedsetofrules.ApplicationInormationModel:TheinformationmodelofanApplication,includingda(aandmethods.AnApplicationInformationModelmayhaveRepresentationsexpres
31、sedinspecificoperationalprotocols.EditorsNote:Ihcfollowing2definitionsarcflsAttribute:(alsocalled“property,CharaCteriStiCS,characteristics)Example:Name,Time.LocationConcept:(alsocalledentitytypes；categories；subsystems”,classes)Example:Person,Car,4-Whcd-Drivc,FordExplorerDeviceApplicationInformationM
32、odel:Technology(e.g.ZigBee)specificInformationModelofthephysicaldevice.ManagementPlane:PartoftheETSlM2MSystemthatcarriestheoperationsandadministrationtrafficrequiredfornetworkmanagementExample-Softwaredownload.Statisticcollection,SeUGeiofparameters(hatprovidepolicyorContlgurationsettings.Anyandallne
33、tworkmanagementfunctionsareprovidedbyaser,iceprovider.Ontology:Anontologyisaformalspecificationofaconceptualization,thatisdefiningConceptsasObjectswiththeirpropertiesandrelationshipsversusotherConcqjts.OperationalPlane:PartoftheETSIM2MSystemthatofferscapabilities(methods,data)thatareneededfordeliver
34、ingtheintendedsen,iccs(M2MServicesandApplicationServices)from/bytheNetworkDomain.DevicesandGateways.Physicalentity:atangibleelementthatisintrinsictotheenvironment,andthatisnotspecifictoaparticularM2Mapplicationinthisenvironment.Dependingon(heenvironment,thephysicalentitymaybeanappliance,apieceoffurn
35、iture,somebody,aroomofabuilding,acar,astreetofacity.etc.TobepartoftheM2MloTarchitecture,aphysicalentitydoesnotneedtobeconnectedthroughadirectnetworkinterface,oreventobeidentiiledthroughauniversalidentificationschemesuchasRFID/EPCglobal,provideditcanbesensedbysensorsthatarcsupposed(obedeployedinthise
36、nvironment,andpossiblyacteduponbyactuators.EditorsNote:inthefollowingdefinition“proxy“shouldbereplacedbyamoremeaningfultermPhysicalentityproxy:contextuallyidentifiesandrepresentsaphysicalentity;itimplementsaexecutableversionoftheinfonationalmodelofthephysicalentityandSerVeSasanintermediarytowardsapp
37、lications,providingthemaninterfaceforntrolandmonitoringofthisentitywiththeprimitivesdefinedinthecorrespondingmodel.Note:Proxiesrepresentingindividualphysicalentitiesarealldistinctsoftwarecomponentsatthesamehierarchicallevelanddonotcontainoneanother,evenifthecorrespondingentitieshavesuchcontainmentre
38、lationships;forexampletheproxyofaroomwillnotcontaintheproxyofaanappliance,evenifthisapplianceisinsidetheroom.EditorsNote:thefollowingdefinitionisffsRelation:(alsocalled“inerrelaion)statingarelationshipamongConceptsExample:*is-part-of,*is-subtypc-of,Representation:ExpreionofanApplicationInformationMo
39、delintermsoftheoperationalprotocolofaspecifictechnology(c.g.ETSlM2M.ZigBcc.)RepresentationIntenorking:Is(heprocessofmappingandsynchronizingmultipleRepresentationsofanApplicationInterfaceSetOfThingsRepresentation:ItisagroupofThingRepresentationsthatshareacommonpropertyorfunctionality.AThingRepresenta
40、tioncanbelongtoseveralSetOfThingsRepresentations.Asanexample,itcancontainThingRepresentationsof: Thingsthatradiateheat(radiators,electricappliancesandevenhumanbeings), Thingsthatprovidelighting(lights,displayscreensandwindows).Thing:anelementoftheenvironmentthatisindividuallyidentifiableintheM2Msyst
41、em.ThingRepresentation:ItistheinstanceoftheinformationalmodeloftheThingin(heM2MSystem.AThingRepresentationprovidesmeansforapplicationstointeractwiththeThing.Translation:isthecombinationofAbstractionandRepresentationInterworking3.2 SymbolsForthepurposesofthepresentdocument,thefollowingsymbolsapply:Sy
42、nibttlfont(EW)3.3 AbbreviationsForthepurposesofthepresentdocument,theabbreviationsgiveninTR102725(i.landthefollowingapply.AnabbreviationdefinedinthepresentdocumenttakesprecedenceoverthedefinitionoftheSameabbreviation,ifany,inTR102725(i.l.OWL RDFWebOntologylanguageResourceDescriptionFrameworkIntroduc
43、tiontosemanticinformationonM2MdataEditorsnote:Thesection4shouldgiveabriefintroductionintothetopic4.1 Problemdescription.Release1ofETSIM2MdefinesaServiceCapabilityLayerwhichisenablingtransportofM2Mdatabetweendevicesorgatewaysandnetworkapplications.ReleaseIprovidesanabstractionlayerhidingtheheterogene
44、ityofM2Maccessnetworksandprovidesmeansforsecuredatatnsport.Bydesignchoice,theETSIM2MRcl.ISCLishandlingonlydatacontainerswithoutanyknowledgeofthedatacontained.Theadvantagesofthisapproachare acleanseparationofdatatransportfromdatahandling focusonthegeneric,commonlyneededfunctionsofanSCLthusavoidingapp
45、!ications-secificfuwtionalitytobeincludedintotheETSIM2MstandardsMoreprecise,thecurrentreleaseassumesthatapplicationsknowalldetailsofthedeviceinstallationtheyinteractwith,e-g.: howdevicesarcidentifiedasbeingusefulrelcvantfortheapplication. whatactionsareperformedby(hedevice(e.g.whatkindofdatacanbepro
46、videdby(hedevices) howtointcrctthedatadeliveredbythedevicesWhilCRd.IofETSIM2MalreadyopensalotofopportunitiesintheM2Marea,therearcanumberoflimitations: thecommon-placeverticallyintegrated,butisolatedM2MapplicationsarenowreplacedbyM2Mapplicationswhicharere-usingacommondatatransport,butwhicharestillver
47、ticallyintegratedandisolatedfromeachother deviceandapplicationneedtoagreebeforehandonacommondenidonof(heexchangedcontainersaswellasonthecontaineddata.Thismakesrc-uscofM2Mdataacrossdifferentapplicationsdifficult. thereareonlyverylimitedfunctionsinRel.ltodiscoverwhichdataareavailableinanSCL thereisnosupportintheSCLtoenableanopenmarketofdata,e.g.inwhichdataownerpublish(sell)theirdataandindependentdatausersprovideapplicationsthatmakeuseofthedata limitedchancesforETSIM2Mcompliantplatformproviderstoenablevalue-addedser
