ETSI EN 300 964 V7.0.1 (2000-01)

Digital cellular telecommunications system (Phase 2+) (GSM); Full rate speech; Discontinuous Transmission (DTX) for full rate speech traffic channels (GSM 06.31 version 7.0.1 Release 1998)

REN/SMG-110631Q7

Digitalni celični telekomunikacijski sistem (faza 2+) – Govor s polno hitrostjo – Nezvezno oddajanje (DTX) za prometne kanale s polno hitrostjo govora (GSM 06.31, različica 7.0.1, izdaja 1998)

General Information

• Status: Published
• Publication Date: 11-Jan-2000
• Technical Committee: SMG 11 - Speech Aspects
• Current Stage: 12 - Completion
• Due Date: 31-Dec-1999
• Completion Date: 12-Jan-2000
• Ref Project: SIST EN 300 964 V7.0.1:2003 - Digital cellular telecommunications system (Phase 2+) (GSM); Full rate speech; Discontinuous Transmission (DTX) for full rate speech traffic channels (GSM 06.31 version 7.0.1 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); Full rate speech; Discontinuous Transmission (DTX) for full rate speech traffic channels (GSM 06.31 version 7.0.1 Release 1998)33.070.50Globalni sistem za mobilno telekomunikacijo (GSM)Global System for Mobile Communication (GSM)ICS:Ta slovenski standard je istoveten z:EN 300 964 Version 7.0.1SIST EN 300 964 V7.0.1:2003en01-december-2003SIST EN 300 964 V7.0.1:2003SLOVENSKI
STANDARD



SIST EN 300 964 V7.0.1:2003



ETSIEN300964V7.0.1(2000-01)EuropeanStandard(Telecommunicationsseries)Digitalcellulartelecommunicationssystem(Phase2+);Fullratespeech;DiscontinuousTransmission(DTX)forfullratespeechtrafficchannels(GSM06.31version7.0.1Release1998)GLOBALSYSTEMFORMOBILECOMMUNICATIONSRSIST EN 300 964 V7.0.1:2003



ETSIETSIEN300964V7.0.1(2000-01)2(GSM06.31version7.0.1Release1998)ReferenceREN/SMG-110631Q7KeywordsDigitalcellulartelecommunicationssystem,GlobalSystemforMobilecommunications(GSM)ETSIPostaladdressF-06921SophiaAntipolisCedex-FRANCEOfficeaddress650RoutedesLucioles-SophiaAntipolisValbonne-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/[e-mail]ETSIdeliverablecanbedownloadedfromhttp://www.etsi.orgIfyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]Ideliverablemaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.CopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 300 964 V7.0.1:2003



ETSIETSIEN300964V7.0.1(2000-01)3(GSM06.31version7.0.1Release1998)ContentsIntellectualPropertyRights.4Foreword.41Scope.52References.53Definitionsandabbreviations.63.1Definitionofgeneralterms.63.2Definitionoftermsonthereceiveside.64General.74.1Generalorganization.74.2Namingconvention.75Transmitside.75.1Generaloperation.85.1.1FunctionsoftheTXDTXhandler.85.1.2FunctionsoftheTXradiosubsystem.106Receiveside.106.1Generaloperation.106.1.1FunctionsoftheRXRadioSubsystem.116.1.2FunctionsoftheRXDTXhandler.11AnnexA(informative):ChangeRequestHistory.12History.13SIST EN 300 964 V7.0.1:2003



ETSIETSIEN300964V7.0.1(2000-01)4(GSM06.31version7.0.1Release1998)IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinSR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinSR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbytheSpecialMobileGroup(SMG).ThepresentdocumentspecifiestheDiscontinuousTransmission(DTX)forfullratespeechtrafficchannelforthedigitalcellulartelecommunicationssystem.ThecontentsofthepresentdocumentissubjecttocontinuingworkwithinSMGandmaychangefollowingformalSMGapproval.ShouldSMGmodifythecontentsofthepresentdocumentitwillbere-releasedwithanidentifyingchangeofreleasedateandanincreaseinversionnumberasfollows:Version7.x.ywhere:7indicatesRelease1998ofGSMPhase2+.xtheseconddigitisincrementedforallchangesofsubstance,i.e.technicalenhancements,corrections,updates,etc.ythethirddigitisincrementedwheneditorialonlychangeshavebeenincorporatedinthespecification.NationaltranspositiondatesDateofadoptionofthisEN:31December1999DateoflatestannouncementofthisEN(doa):31March2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30September2000DateofwithdrawalofanyconflictingNationalStandard(dow):30September2000SIST EN 300 964 V7.0.1:2003



ETSIETSIEN300964V7.0.1(2000-01)5(GSM06.31version7.0.1Release1998)1ScopeThepresentdocumentgivesadescriptionofthegeneralbasebandoperationoffullratespeechtrafficchannelsinthetransmitterandinthereceiverofGSMMobileStations(MS)sandBaseStationSystems(BSS)sduringDiscontinuousTransmission(DTX).Forclarity,thedescriptionisstructuredaccordingtheblockdiagramsinfigures1and4.Exceptinthecasedescribednext,thisstructureofdistributingthevariousfunctionsbetweensystementitiesisnotmandatoryforimplementation,aslongastheoperationontheairinterfaceandonthespeechdecoderoutputremainsthesame.InthecaseofBSSswherethespeechtranscoderislocatedremotelyintheBaseStationController(BSC),theimplementationoftheinterfacesbetweentheDTXHandlersandtheRadioSubsystem(RSS)asdescribedinthepresentdocumenttogetherwithalltheirflagsismandatory,beingapartoftheA-bis-interfaceasdescribedinGSM08.60.Inthiscasethevariousflagsalsoservetoavoidadditionaldelays.TheDTXfunctionsdescribedinthepresentdocumentaremandatoryforimplementationinallGSMMSs.ThereceiverrequirementsaremandatoryforimplementationinallGSMBSSs,thetransmitterrequirementsonlyforthosewheredownlinkDTXwillbeused.DTXshallbeinoperationinGSMMSsifcommandedsobythenetwork,seeGSM04.08.2ReferencesThefollowingdocumentscontainprovisionswhich,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]GSM04.08:"Digitalcellulartelecommunicationssystem(Phase2+);Mobileradiointerfacelayer3specification".[3]GSM05.03:"Digitalcellulartelecommunicationssystem(Phase2+);Channelcoding".[4]GSM05.05:"Digitalcellulartelecommunicationssystem(Phase2+);Radiotransmissionandreception".[5]GSM05.08:"Digitalcellulartelecommunicationssystem(Phase2+);Radiosubsystemlinkcontrol".[6]GSM06.01:"Digitalcellulartelecommunicationssystem(Phase2+);Fullratespeech;Processingfunctions".[7]GSM06.10:"Digitalcellulartelecommunicationssystem(Phase2+);Fullratespeech;Transcoding".[8]GSM06.11:"Digitalcellulartelecommunicationssystem(Phase2+);Fullratespeech;Substitutionandmutingoflostframesforfullratespeechchannels".SIST EN 300 964 V7.0.1:2003



ETSIETSIEN300964V7.0.1(2000-01)6(GSM06.31version7.0.1Release1998)[9]GSM06.12:"Digitalcellulartelecommunicationssystem(Phase2+);Fullratespeech;Comfortnoiseaspectforfullratespeechtrafficchannels".[10]GSM06.32:"Digitalcellulartelecommunicationssystem(Phase2+);VoiceActivityDetector(VAD)".[11]GSM08.60:"Digitalcellulartelecommunicationssystem(Phase2+);InbandcontrolofremotetranscodersandrateadaptorsforEnhancedFullRate(EFR)andfullratetrafficchannels".3DefinitionsandabbreviationsAbbreviationsusedinthepresentdocumentarelistedinGSM01.04.3.1Definitionofgeneraltermsframe:Timeintervalof20msec.correspondingtothetimesegmentationofthefullratespeechtranscoder(GSM06.10),alsousedasashortte
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