1、DRAFT FOR DEVELOPMENT DD CEN/TS 14821-2:2003 Traffic and Travel Information (TTI) TTI messages via cellular networks Part 2: Numbering and ADP message header ICS 35.240.60 DD CEN/TS 14821-2:2003 This Draft for Development was published under the authority of the Standards Policy and Strategy Committ
2、ee on 8 July 2003 BSI 8 July 2003 ISBN 0 580 42218 6 National foreword This Draft for Development is the official English language version of CEN/TS 14821-2:2003. This publication is not to be regarded as a British Standard. It is being issued in the Draft for Development series of publications and
3、is of a provisional nature because technology in this area is rapidly evolving. It should be applied on this provisional basis, so that information and experience of its practical application may be obtained. Comments arising from the use of this Draft for Development are requested so that UK experi
4、ence can be reported to the European organization responsible for its conversion to a European standard. A review of this publication will be initiated 2 years after its publication by the European organization so that a decision can be taken on its status at the end of its 3-year life. Notification
5、 of the start of the review period will be made in an announcement in the appropriate issue of Update Standards. According to the replies received by the end of the review period, the responsible BSI Committee will decide whether to support the conversion into a European standard, to extend the life
6、 of the Technical Specification or to withdraw it. Comments should be sent in writing to the Secretary of BSI Technical Committee EPL/278, Road transport informatics, at British Standards House, 389 Chiswick High Road, London W4 4AL, giving the document reference and clause number and proposing, whe
7、re possible, an appropriate revision of the text. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Cata
8、logue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. Summary of pages This document comprises a front cover, an inside front cover, the CEN/TS title page, pages 2 to 22, an i
9、nside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsTECHNICALSPECIFICATION SPCIFICATIONTECHNIQUE TECHNISCHESPEZIFIKATION CEN/TS148212 May2003 ICS35.240.60 Englishve
10、rsion TrafficandTravelInformation(TTI)TTImessagesviacellular networksPart2:NumberingandADPmessageheader ThisTechnicalSpecification(CEN/TS)wasapprovedbyCENon10May2001forprovisionalapplication. TheperiodofvalidityofthisCEN/TSislimitedinitiallytothreeyears.AftertwoyearsthemembersofCENwillberequested to
11、submittheir comments,particularlyonthequestionwhethertheCEN/TScanbeconvertedintoaEuropeanStandard. CENmembersarerequiredtoannouncetheexistenceofthisCEN/TSinthesamewayasforanENandtomaketheCEN/TSavailable .It ispermissibletokeepconflictingnationalstandardsinforce(inparalleltotheCEN/TS)untilthefinaldec
12、isionaboutthep ossible conversionoftheCEN/TSintoanENisreached. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom.
13、 EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.CEN/TS148212:2003ECEN/TS148212:2003(E) 2 Tableofcontents PA
14、GE TABLEOFCONTENTS 2 FOREWORD 3 INTRODUCTION 4 1. SCOPE 5 2. NORMATIVEREFERENCES 6 3. DEFINITIONSANDABBREVIATIONS 7 3.1 Definitions 7 3.2 Abbreviations 9 4. NUMBERINGANDADPMESSAGEHEADER 14 4.1 ApplicationDataProtocolMessageHeader 14 4.2 MessageTypeNumbering 15 4.3 ApplicationIdentifiers 17 4.4 ADPVe
15、rsion 19 4.5 SpecificationinASN.1 20 BIBLIOGRAPHY 22CEN/TS148212:2003(E) 3 Foreword Thisdocument(CEN/TS148212:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC278“Road transportandtraffictelematics“,thesecretariatofwhichisheldbyNEN,incollaborationwithTechnical CommitteeISO/TC204“Transportinformationand
16、controlsystems“. This TechnicalSpecification waspreparedbyWorkingGroup7ofCENTC278.InthefieldofTrafficand TravellerInformation,theinnovativerateishigh,withmanyresearchanddevelopmentprojectsunderway inmanycountries,andthereisaneedtoestablishprospectivestandardswhichallowmanufacturersto introducecompet
17、itiveproductstothemarketintheknowledgethattheycanaccommodatethefutureissues ofthestandard(s)withoutfundamentalchangetoequipment. NoknownnationalTechnicalSpecifications(identicalorconflicting)existonthissubject. CEN/TS14821consistsofeightparts;onepartdescribingtheframeworkandsevenpartsproviding detai
18、ledspecificationsofallcomponents,protocolsandservicesthatarewithinthescopeofCEN/TS 14821. Inordertoutiliseevensubsetsfromthis TechnicalSpecification andtoovercoexistancewithother, proprietaryprotocolsasrequestedbythemarket,itisplannedtointroduceanadditionallayerforrouting purposes.ThisTLVconceptiscu
19、rrentlyunderinvestigationandmaybeproposedasanadditionalpartto this TechnicalSpecification . AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoannouncethisTechnicalSpecification:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany
20、,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands, Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.CEN/TS148212:2003(E) 4 Introduction TrafficandTravellerInformation(TTI)maybedisseminatedthroughanumberofservicesormeansof communication,coveringstaticdisplays,port
21、ableterminalsandinvehicleequipment. Forallsuchservices,thedatatobedisseminated,andthemessagestructureinvolvedinthevarious interfaces,requirecleardefinitionandstandardsformatsinordertoallowcompetitiveproductstooperate withanyreceiveddata. This TechnicalSpecification focusesonanapplicationdataspecific
22、ationwherebydataisproducedata centrallocationandisdisseminatedviaacellularradionetwork.Itaddressesthedataspecificationsfor bothdownlinkanduplinkexistingbetweenacentrallocationandrandomlylocatedvehicles.Itenables messagestobeexchangedbetweendifferentsystemsandserviceprovidersadoptingavarietyof applic
23、ationsspecifications. Other TechnicalSpecification arebeingproducedbytheCENTC278WorkingGroup4tocoverTTI disseminationviaothermeansorservices.ThissetofspecificationsisnamedGATS(GlobalAutomotive TelematicsStandard).GATSprovidesthemodularframeworkforimplementingsuchtraffictelematics servicesonanopentec
24、hnologyplatformandisnetworkindependent.Inmanydetailsdefinitionsare necessarytoensureinteroperability.Therefore,thosedetaileddefinitionsaregiveninCEN/TS148218. WiththedevelopmentoffuturemobilecommunicationsystemstowardsUMTS/IMT2000thebottleneckof narrowbanddatacommunicationmightfade.Duetoitsmodularst
25、ructure,theGATSframeworkand applicationsarepreparedforthatduetoitsnetworkindependence.Thesameholdsforemerging technologiesforpositioningwhichtodayisalmostexclusivelybasedonGPS. Otherrelevantstandarddevelopmentsare,independentfromtelematics,theapplicationindependent WirelessApplicationProtocol(WAP),e
26、nablingmobileaccesstotheInternet.Itisunderstoodthatthese emergingtechnologiesmightfitintotheframeworkoftelematicsapplicationsinfutureWAPversions.For thetimebeing,GATSalreadytodayindependentlyfromWAPenablesaccesstotelematicsservices. UtilisationofGATSonaWAPprotocolstackandidentifyingnecessaryadaptati
27、onofWAPspecifications(if any)iscurrentlyunderinvestigationoftheappropriategroupswithinWAPForumandGATSForum.CEN/TS148212:2003(E) 5 1. Scope This TechnicalSpecification definesthespecificinterfacesandfunctionalityoftraffictelematics(TT) servicesbasedontheuseofcellularnetworks.Devicemanufacturersareena
28、bledtodevelopterminal equipmentcompatibletoservicesbasedonthis TechnicalSpecification .Thiswillallowforinteroperabilityof differentterminalequipmentandserviceproviderswhichallowscompetitionbetweenserviceprovidersand terminalmanufacturers.Furthermoreitsetsthesceneforinternationalavailabilityofthesese
29、rvices. This TechnicalSpecification specifies TTspecificinterfacesbetweenterminalandservicecentre.Thisespeciallyincorporatesthemessage setsoftheapplicationdataprotocolsandtheserviceindependentcommunicationhandling(including conditionalaccessandtransportprotocols). Functionality,proceduresandrequirem
30、entsofbasicterminalcomponentsaswellastheirinteraction withtheservicecentre.Thisespeciallycomprisesconditionalaccessandsecuritymechanisms. ServiceSpecifications,whichareessentialtoensureconsistentbehaviourofterminalandservice centre. Theservicesincorporatedwithinthisissuecomprise: breakdownandemergen
31、cyservices interactivetrafficinformationservices broadcasttrafficinformationservices navigationservices(routeassistance,routeadvice,homing) operatorservices generalinformationservices floatingcardatacollection Itisenvisagedthatfutureresearchanddevelopmentwillleadtoimprovementsontheserviceslistedabov
32、e aswellastothecreationofnewservices.Neverthelessthis TechnicalSpecification providestheframework forseamlessintegrationofnewfeaturesandservicesintotheexistingarchitecture.CEN/TS148212:2003(E) 6 2. Normativereferences Notapplicable.CEN/TS148212:2003(E) 7 3. Definitionsandabbreviations 3.1 Definition
33、s Forthepurposesofthis TechnicalSpecification ,thefollowingtermsanddefinitionsapply: 3.1.1 Attribute(ofaTrafficInformationMessage) ATrafficInformationMessageismadeupofseparatepartsthatcanbecalledattributes.Thisincludes,for example,anitemofinformationandalengthofvalidity. 3.1.2 Authorisation Reciproc
34、alproofthattheidentityprovidedbythecommunicationspartnerisvalid 3.1.3 BroadcastService Dataservicewithinacellularwirelessnetworkthatallowsformonodirectionaldisseminationofdatafroma servicecentretomultipleusersintheareaofsignalreception 3.1.4 BypassDescription RepresentationofaBypass,consistingofaByp
35、assHintand/oraBypassRoute. 3.1.5 BypassHint RepresentationofahintforaBypass 3.1.6 BypassLink ProminentwaypointsonaBypassRoute 3.1.7 BypassRoute RepresentationoftherouteforaBypass 3.1.8 CellBroadcast BroadcastserviceoftheGSMnetwork 3.1.9 Datatelegram Digitalmessageexchangedbetweentwosystems 3.1.10Del
36、iveryNotification Networkacknowledgementforsuccessful/unsuccessfuldeliveryofamessagetothemobiledevice 3.1.11FunctionalRoadClass Aclassificationbasedontheimportanceoftheroadelementintheconnectivityofthetotalroadnetwork 3.1.12FunctionalRoadClass0 Motorways 3.1.13FunctionalRoadClass1 AllnonMotorwaystha
37、tarepartofaconnectionusedfornationwidetrafficandtransport 3.1.14Geocode Geocodesareuniqueidentifiersunmistakablydefiningimportantpointsonroadnetworks.Geocodescanbe derivedfrom/convertedintoWGS84coordinatesbythealgorithmdescribedinCEN/TS148213.CEN/TS148212:2003(E) 8 3.1.15Hardwareserviceagents Partne
38、rcompaniesofthetraffictelematicsserviceproviderswhoareauthorisedtoinstallonboard equipmentintovehiclesandtomaintainit 3.1.16Homing Simpleformofguidancetodestination,inwhichthedirectionand straightlinedistanceofthedestinationareindicated 3.1.17InformationElement Informationunitofamessage 3.1.18Inters
39、ection Junctionoftwoormoreroads 3.1.19LengthofaSpeechReport LengthofaSpeechReport,includingpauses,intenthsofasecond 3.1.20MobileOriginated DatatelegramsentfromtheonboardequipmenttotheServiceCentre. 3.1.21MobileTerminated DatatelegramsentbytheServiceCentretotheonboardequipment. 3.1.22Onboardequipment
40、 Asystem,generallymobile,interactingwiththeservicecentretohandletraffictelematicsservices 3.1.23RoadJunction Intersectionoftwoormoreroads 3.1.24Routedescription Descriptionofarouteshowingthegeometryofstreetintersections,manoeuvreinstructions,streetand placenames,andgeographicalcoordinates 3.1.25Serv
41、icecentre Systemproducedbythetraffictelematicsoperators/serviceproviderstohandletraffictelematicsservices 3.1.26ShortMessageService PacketbasedformofdatatransferwithintheGSMnetwork 3.1.27Speechconnection Communicationschannelbetweentwosystemsforthebidirectionaltransmissionofspeech 3.1.28SpeechReport
42、 TrafficInformationReporttransmittedbyaspeechsystem 3.1.29TerminalDevice Generallymobilesysteminteractingwiththeservicecentreforimplementationoftelematicsservices 3.1.30TINFO TrafficInformationReportCEN/TS148212:2003(E) 9 3.1.31TINFOVersion UniqueidentificationofaTrafficMessage,consistingofanumberan
43、datimestamp 3.1.32TrafficData DataforqualificationofTrafficEvents.Thisincludes: Values: speed,trafficflow,trafficdensity Places: position,placedesignation Facts: descriptionofsituation 3.1.33TrafficEvent Anoccurrenceonaroadorinanareathatisworthyofreporting,suchasatrafficjam,wrongwaydriver,or fog. 3.
44、1.34TrafficInformation TechnicalrepresentationofaTrafficSituationwithintheonboardequipment,accomplishedbyanumberof TrafficInformationReports. ThisTrafficInformationcanbedisplayedtothecustomerviasuitableterminals. 3.1.35TrafficInformationReport TechnicalrepresentationofaTrafficEventproducedbyprocessingtrafficdata. EachTrafficReportsuniquelyidentifiedbyanumber,theTINFOID,atimestamp,theTINFOversion. Note:IftheTrafficEventch
