ETSI EN 300 908 V7.5.1 (2000-10)

Digital cellular telecommunications system (Phase 2+) (GSM); Multiplexing and multiple access on the radio path (GSM 05.02 version 7.5.1 Release 1998)

REN/SMG-020502Q7R2

Digitalni celični telekomunikacijski sistem (faza 2+) – Multipleksiranje in večkratni dostop na radijski poti (GSM 05.02, različica 7.5.1, izdaja 1998)

General Information

• Status: Published
• Publication Date: 16-Oct-2000
• Technical Committee: SMG 2 - Radio
• Current Stage: 12 - Completion
• Due Date: 06-Oct-2000
• Completion Date: 17-Oct-2000
• Ref Project: SIST EN 300 908 V7.5.1:2003 - Digital cellular telecommunications system (Phase 2+) (GSM); Multiplexing and multiple access on the radio path (GSM 05.02 version 7.5.1 Release 1998)

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Digital cellular telecommunications system (Phase 2+) (GSM); Multiplexing and multiple access on the radio path (GSM 05.02 version 7.5.1 Release 1998)33.070.50Globalni sistem za mobilno telekomunikacijo (GSM)Global System for Mobile Communication (GSM)ICS:Ta slovenski standard je istoveten z:EN 300 908 Version 7.5.1SIST EN 300 908 V7.5.1:2003en01-december-2003SIST EN 300 908 V7.5.1:2003SLOVENSKI
STANDARD



SIST EN 300 908 V7.5.1:2003



ETSIEN300908V7.5.1(2000-10)EuropeanStandard(Telecommunicationsseries)Digitalcellulartelecommunicationssystem(Phase2+);Multiplexingandmultipleaccessontheradiopath(GSM05.02version7.5.1Release1998)GLOBALSYSTEMFORMOBILECOMMUNICATIONSRSIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)2(GSM05.02version7.5.1Release1998)ReferenceREN/SMG-020502Q7R2KeywordsDigitalcellulartelecommunicationssystem,GlobalSystemforMobilecommunications(GSM)ETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)3(GSM05.02version7.5.1Release1998)ContentsIntellectualPropertyRights.6Foreword.61Scope.71.1References.71.2Abbreviations.82General.83Logicalchannels.83.1General.83.2Trafficchannels.83.2.1General.83.2.2Speechtrafficchannels.93.2.3Circuitswitcheddatatrafficchannels.93.2.4Packetdatatrafficchannels(PDTCH).93.3Controlchannels.93.3.1General.93.3.2Broadcastchannels.93.3.2.1Frequencycorrectionchannel(FCCH).93.3.2.2Synchronizationchannel(SCH).103.3.2.3Broadcastcontrolchannel(BCCH).103.3.2.4PacketBroadcastControlChannel(PBCCH).113.3.3Commoncontroltypechannels.113.3.3.1Commoncontroltypechannels,knownwhencombinedasacommoncontrolchannel(CCCH).113.3.3.2PacketCommoncontrolchannels(PCCCH).113.3.4Dedicatedcontrolchannels.113.3.4.1Circuitswitcheddedicatedcontrolchannels.113.3.4.2Packetdedicatedcontrolchannels.123.3.5CellBroadcastChannel(CBCH).123.3.6CTScontrolchannels.123.3.6.1CTSbeaconchannel(BCH).123.3.6.2CTSpagingchannel(CTSPCH).133.3.6.3CTSaccessrequestchannel(CTSARCH).133.3.6.4CTSaccessgrantchannel(CTSAGCH).133.4Combinationofchannels.134Thephysicalresource.134.1General.134.2Radiofrequencychannels.134.2.1Cellallocationandmobileallocation.134.2.2Downlinkanduplink.134.3TimeslotsandTDMAframes.134.3.1General.134.3.2Timeslotnumber.144.3.3TDMAframenumber.145Physicalchannels.145.1General.145.2Bursts.145.2.1General.145.2.2Typesofburstandbursttiming.145.2.3Normalburst(NB).155.2.4Frequencycorrectionburst(FB).165.2.5SynchronizationBurst(SB).175.2.6Dummyburst.175.2.7Accessburst(AB).185.2.8Guardperiod.18SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)4(GSM05.02version7.5.1Release1998)5.3Physicalchannelsandbursts.185.4Radiofrequencychannelsequence.185.5TimeslotandTDMAframesequence.195.6Parametersforchanneldefinitionandassignment.195.6.1General.195.6.2Generalparameters.195.6.3Specificparameters.196Mappingoflogicalchannelsontophysicalchannels.206.1General.206.2Mappinginfrequencyoflogicalchannelsontophysicalchannels.206.2.1General.206.2.2Parameters.206.2.3Hoppingsequencegeneration.216.2.4Specificcases.226.2.5Changeinthefrequencyallocationofabasetransceiverstation.226.2.6FrequencyassignmentinCTS.226.3Mappingintimeoflogicalchannelsontophysicalchannels.236.3.1Mappingintimeofcircuitswitchedlogicalchannelsontophysicalchannels.236.3.1.1General.236.3.1.2Keytothemappingtableofclause7.236.3.1.3MappingofBCCHdata.236.3.1.4MappingofSIDFrames.246.3.2Mappingintimeofpacketlogicalchannelsontophysicalchannels.246.3.2.1General.246.3.2.2Mappingoftheuplinkchannels.256.3.2.2.1Mappingofuplinkpackettrafficchannel(PDTCH/U)andPACCH/U.256.3.2.2.2MappingofthePacketTimingAdvanceControlChannel(PTCCH/U).256.3.2.2.3MappingoftheuplinkPCCCHi.e.PRACH.256.3.2.3Mappingofthedownlinkchannels.266.3.2.3.1Mappingofthe(PDTCH/D)andPACCH/D.266.3.2.3.2MappingofthePTCCH/D.266.3.2.3.3MappingofthePBCCH.266.3.2.3.4MappingofthePCCCH.266.3.2.4MappingofPBCCHdata.266.3.3MappingintimeofCTScontrolchannelsontophysicalchannels.276.3.3.1CTSBCHtimeslotassignment.276.3.3.2CTSPCH,CTSARCHandCTSAGCHtimeslotassignment.296.4Permittedchannelcombinations.306.4.1Permittedchannelcombinationsontoabasicphysicalchannel.306.4.2Multislotconfigurations.306.4.2.1Multislotconfigurationsforcircuitswitchedconnections.316.4.2.2Multislotconfigurationsforpacketswitchedconnections.316.5Operationofchannelsandchannelcombinations.316.5.1General.316.5.2DeterminationofCCCH_GROUPandPAGING_GROUPforMSinidlemode.336.5.3Determinationofspecificpagingmultiframeandpagingblockindex.336.5.4ShortMessageServiceCellBroadcast(SMSCB).336.5.5Voicegroupandvoicebroadcastcallnotifications.346.5.6DeterminationofPCCCH_GROUPandPAGING_GROUPforMSinGPRSattachedmode.346.5.7DeterminationofCTS_PAGING_GROUPandspecificpaging52-multiframeforMSinCTSmode.35AnnexA(normative):Phase2mobilesinaPhase1infrastructure.53A.1Scope.53A.2ImplementationoptionsforTCHchannels.53A.2.1C0fillingontheTCH.53A.2.1.1Adummyburstwith(BN61,BN62,BN86)=trainingsequencebitsofnormalbursts.53A.2.1.2Adummyburstwiththe"C0fillingtrainingsequence.53A.2.1.3Adummyburstwith(BN61,BN62,BN86)mappedfromtheTSCbitsofnormalburstsaccordingtothetable;below.53A.2.1.4PartialSIDinformation.53SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)5(GSM05.02version7.5.1Release1998)A.2.2Halfburstfilling.54A.2.2.1PartialSIDinformationfromanyassociatedSIDframe;or.54A.2.2.2Themixedbitsofthedummybursts(encryptedornotencrypted).54A.2.3DummyburstStealingflag.54A.2.4HalfburstFillingStealingflag.54A.2.5Allowedcombinations.54A.3IdleChannels.54AnnexB(normative):Multislotcapability.55B.1MSclassesformultislotcapability.55B.2Constraintsimposedbytheserviceselected.57B.3NetworkrequirementsforsupportingMSmultislotclasses.57AnnexC(informative):CTSBCHTimeslotshiftingexample.60AnnexD(informative):Changecontrolhistory.61History.62SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)6(GSM05.02version7.5.1Release1998)IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeSpecialMobileGroup(SMG).Thepresentdocumentdefinesthephysicalchannelsoftheradiosub-systemrequiredtosupportthelogicalchannelsofthedigitalmobilecellularandpersonalcommunicationsystemsoperatinginthe900MHzand1800MHzband(GSM900andDCS1800).ThecontentsofthepresentdocumentaresubjecttocontinuingworkwithinSMGandmaychangefollowingformalSMGapproval.ShouldSMGmodifythecontentsofthepresentdocumentitwillthenberepublishedbyETSIwithanidentifyingchangeofreleasedateandanincreaseinversionnumberasfollows:Version7.x.ywhere:7indicatesrelease1998ofGSMPhase2+.xtheseconddigitisincrementedforchangesofsubstance,i.e.technicalenhancements,corrections,updates,etc.ythethirddigitisincrementedwheneditorialonlychangeshavebeenincorporatedinthespecification.NationaltranspositiondatesDateofadoptionofthisEN:29September2000DateoflatestannouncementofthisEN(doa):31December2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30June2001DateofwithdrawalofanyconflictingNationalStandard(dow):30June2001SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)7(GSM05.02version7.5.1Release1998)1ScopeThepresentdocumentdefinesthephysicalchannelsoftheradiosub-systemrequiredtosupportthelogicalchannels.Itincludesadescriptionofthelogicalchannelsandthedefinitionoffrequencyhopping,TDMAframes,timeslotsandbursts.1.1ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.• ForthisRelease1998document,referencestoGSMdocumentsareforRelease1998versions(version7.x.y).[1]GSM01.04:"Digitalcellulartelecommunicationssystem(Phase2+);Abbreviationsandacronyms".[2]GSM03.03:"Digitalcellulartelecommunicationssystem(Phase2+);Numbering,addressingandidentification".[3]GSM04.03:"Digitalcellulartelecommunicationssystem(Phase2+);MobileStation-BaseStationSystem(MS-BSS)interfaceChannelstructuresandaccesscapabilities".[4]GSM04.06:"Digitalcellulartelecommunicationssystem(Phase2+);MobileStation-BaseStationSystem(MS-BSS)interfaceDataLink(DL)layerspecification".[5]GSM04.08:"Digitalcellulartelecommunicationssystem(Phase2+);Mobileradiointerfacelayer3specification".[6]GSM05.03:"Digitalcellulartelecommunicationssystem(Phase2+);Channelcoding".[7]GSM05.04:"Digitalcellulartelecommunicationssystem;Modulation".[8]GSM05.05:"Digitalcellulartelecommunicationssystem(Phase2+);Radiotransmissionandreception".[9]GSM05.08:"Digitalcellulartelecommunicationssystem(Phase2+);Radiosubsystemlinkcontrol".[10]GSM05.10:"Digitalcellulartelecommunicationssystem(Phase2+);Radiosubsystemsynchronization".[11]GSM03.64:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);OveralldescriptionoftheGPRSRadioInterface;Stage2".[12]GSM04.60:"Digitalcellulartelecommunicationssystem(Phase2+);GeneralPacketRadioService(GPRS);MobileStation(MS)-BaseStationSystem(BSSinterface;RadioLinkControl(RLC)andMediumAccessControl(MAC)LayerSpecification".[13]GSM03.52:"Digitalcellulartelecommunicationssystem(Phase2+);GSMCordlessTelephonySystem(CTS),Phase1;LowerlayersoftheCTSRadioInterface;Stage2".SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)8(GSM05.02version7.5.1Release1998)[14]GSM04.56:"Digitalcellulartelecommunicationssystem(Phase2+);GSMCordlessTelephonySystem(CTS),Phase1;CTSradiointerfacelayer3specification".[15]GSM05.56:"Digitalcellulartelecommunicationssystem(Phase2+);GSMCordlessTelephonySystem(CTS),Phase1;CTS-FPradiosubsystem".1.2AbbreviationsAbbreviationsusedinthepresentdocumentarelistedinGSM01.04[1].2GeneralTheradiosubsystemisrequiredtosupportacertainnumberoflogicalchannelsthatcanbeseparatedintotwocategoriesasdefinedinGSM04.03:i)thetrafficchannels(TCH's);ii)thecontrolchannels.Moreinformationisgivenabouttheselogicalchannelsinclause3whichalsodefinesanumberofspecialchannelsusedbytheradiosub-system.Clause4ofthisdocumentdescribesthephysicalresourceavailabletotheradiosub-system,clause5definesphysicalchannelsbasedonthatresourceandclause6specifieshowthelogicalchannelsshallbemappedontophysicalchannels.Figure1depictsthisprocess.3Logicalchannels3.1GeneralThissubclausedescribesthelogicalchannelsthataresupportedbytheradiosubsystem.3.2Trafficchannels3.2.1GeneralTrafficchannels(TCH's)areintendedtocarryeitherencodedspeechoruserdataincircuitswitchedmode.Twogeneralformsoftrafficchannelaredefined:i)Fullratetrafficchannel(TCH/F).Thischannelcarriesinformationatagrossrateof22,8kbit/s.ii)Halfratetrafficchannel(TCH/H).Thischannelcarriesinformationatagrossrateof11,4kbit/s.Packetdatatrafficchannels(PDTCH's)areintendedtocarryuserdatainpacketswitchedmode.ForthepurposeofthisEN,anyreferencetotrafficchanneldoesnotapplytoPDTCHunlessexplicitlystated.Alltrafficchannelsarebi-directionalunlessotherwisestated.Unidirectionaldownlinkfullratechannels,TCH/FD,aredefinedasthedownlinkpartofthecorrespondingTCH/F.MultiplefullratechannelscanbeallocatedtothesameMS.Thisisreferredtoasmultislotconfigurations,whichisdefinedinsubclause6.4.2.1.MultiplepacketdatatrafficchannelscanbeallocatedtothesameMS.Thisisreferredtoasmultislotpacketconfigurations,asdefinedinsubclause6.4.2.2.Thespecifictrafficchannelsavailableinthecategoriesofspeechanduserdataaredefinedinthesubclausesfollowing.SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)9(GSM05.02version7.5.1Release1998)3.2.2SpeechtrafficchannelsThefollowingtrafficchannelsaredefinedtocarryencodedspeech:i)Fullratetrafficchannelforspeech(TCH/FS).ii)Halfratetrafficchannelforspeech(TCH/HS).iii)Enhancedfullratetrafficchannelforspeech(TCH/EFS).iv)Adaptivefullratetrafficchannelforspeech(TCH/AFS).v)Adaptivehalfratetrafficchannelforspeech(TCH/AHS).3.2.3CircuitswitcheddatatrafficchannelsThefollowingtrafficchannelsaredefinedtocarryuserdata:i)Fullratetrafficchannelfor9,6kbit/suserdata(TCH/F9.6).ii)Fullratetrafficchannelfor4,8kbit/suserdata(TCH/F4.8).iii)Halfratetrafficchannelfor4,8kbit/suserdata(TCH/H4.8).iv)Halfratetrafficchannelfor≤2,4kbit/suserdata(TCH/H2.4).v)Fullratetrafficchannelfor≤2,4kbit/suserdata(TCH/F2.4).vi)Fullratetrafficchannelfor14,4kbit/suserdata(TCH/F14.4).3.2.4Packetdatatrafficchannels(PDTCH)APDTCHcorrespondstotheresourceallocatedtoasingleMSononephysicalchannelforuserdatatransmission.Duetothedynamicmultiplexingontothesamephysicalchannelofdifferentlogicalchannels(seesubclause6.3.2),aPDTCHcarriesinformationataninstantaneousbitraterangingfrom0to22.8kbit/s.Allpacketdatatrafficchannelsareuni-directional,eitheruplink(PDTCH/U),foramobileoriginatedpackettransferordownlink(PDTCH/D)foramobileterminatedpackettransfer.3.3Controlchannels3.3.1GeneralControlchannelsareintendedtocarrysignallingorsynchronizationdata.Fourcategoriesofcontrolchannelaredefined:broadcast,common,dedicatedandCTScontrolchannels.Specificchannelswithinthesecategoriesaredefinedinthesubclausesfollowing.3.3.2Broadcastchannels3.3.2.1Frequencycorrectionchannel(FCCH)Thefrequencycorrectionchannelcarriesinformationforfrequencycorrectionofthemobilestation.Itisrequiredonlyfortheoperationoftheradiosub-system.SIST EN 300 908 V7.5.1:2003



ETSIETSIEN300908V7.5.1(2000-10)10(GSM05.02version7.5.1Release1998)3.3.2.2Synchronizationchannel(SCH)Thesynchronizationchannelcarriesinformationforframesynchronizationofthemobilestationandidentificationofabasetransceiverstation.Itisrequiredonlyfortheoperationoftheradiosub-system.Specificallythesynchronizationchannelshallcontaintwoencodedparameters:a)Basetransceiverstationidentitycode(BSIC):6bits(beforechannelcoding)consistsof3bitsofPLMNcolourcodewithrange0to7and3bitsofBScolourcodewithrange0to7asdefinedinGSM03.03.b)ReducedTDMAframenumber(RFN):19bits(beforechannelcoding)=T1(11bits)range0to2047=FNdiv(26x51)T2(5bits)range0to25=FNmod26T3'(3bits)range0to4=(T3-1)div10whereT3(6bits)range0to50=FNmod51andFN=TDMAframenumberasdefinedinsubclause4.3.3.GSM04.06andGSM04.08specifytheprecisebitordering,GSM05.03thechannelcodingoftheaboveparametersandGSM05.10defineshowtheTDMAframenumbercanbecalculatedfromT1,T2,andT3'.3.3.2.3Broadcastcontrolchannel(BCCH)Thebroadcastcontrolchannelbroadcastsgeneralinformationonabasetransceiverstationperbasetransceiverstationbasis.OfthemanyparameterscontainedintheBCCH,theuseofthefollowingparameters,asdefinedinGSM04.08arereferredtoinsubclause6.5:a)CCCH_CONFwhichindicatestheorganizationofthecommoncontrolchannels:Fromthisparameter,thenumberofcommoncontrolchannels(BS_CC_CHANS)andwhetherornotCCCHorSDCCHarecombined(BS_CCCH_SDCCH_COMB=trueorfalse)arederivedasfollows:CCCH_CONFBS_CC_CHANSBS_CCCH_SDCCH
...