ETSI EN 300 966 V6.0.1 (1999-06)
Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Half rate speech processing functions (GSM 06.02 version 6.0.1 Release 1997)
Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Half rate speech processing functions (GSM 06.02 version 6.0.1 Release 1997)
DEN/SMG-110602Q6
Digitalni celični telekomunikacijski sistem (faza 2+) – Govor s polovično hitrostjo –Funkcije za obdelavo govora s polovično hitrostjo (GSM 06.02, različica 6.0.1, izdaja 1997)
General Information
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Digital cellular telecommunications system (Phase 2+) (GSM); Half rate speech; Half rate speech processing functions (GSM 06.02 version 6.0.1 Release 1997)33.070.50Globalni sistem za mobilno telekomunikacijo (GSM)Global System for Mobile Communication (GSM)ICS:Ta slovenski standard je istoveten z:EN 300 966 Version 6.0.1SIST EN 300 966 V6.0.1:2003en01-december-2003SIST EN 300 966 V6.0.1:2003SLOVENSKI
STANDARD
SIST EN 300 966 V6.0.1:2003
EN 300 966 V6.0.1 (1999-06)European Standard (Telecommunications series)Digital cellular telecommunications system (Phase 2+);Half rate speech;Half rate speech processing functions(GSM 06.02 version 6.0.1 Release 1997)GLOBAL SYSTEM
FOR MOBILE COMMUNICATIONSRSIST EN 300 966 V6.0.1:2003
ETSIEN 300 966 V6.0.1 (1999-06)2GSM 06.02 version 6.0.1 Release 1997ReferenceDEN/SMG-110602Q6 (8y00300o.PDF)KeywordsDigital cellular telecommunications system,Global System for Mobile communications (GSM)ETSIPostal addressF-06921 Sophia Antipolis Cedex - FRANCEOffice address650 Route des Lucioles - Sophia AntipolisValbonne - FRANCETel.: +33 4 92 94 42 00
Fax: +33 4 93 65 47 16Siret N° 348 623 562 00017 - NAF 742 CAssociation à but non lucratif enregistrée à laSous-Préfecture de Grasse (06) N° 7803/88Internetsecretariat@etsi.frIndividual copies of this ETSI deliverablecan be downloaded fromhttp://www.etsi.orgCopyright NotificationNo part may be reproduced except as authorized by written permission.The copyright and the foregoing restriction extend to reproduction in all media.© European Telecommunications Standards Institute 1999.All rights reserved.SIST EN 300 966 V6.0.1:2003
ETSIEN 300 966 V6.0.1 (1999-06)3GSM 06.02 version 6.0.1 Release 1997ContentsIntellectual Property Rights.4Foreword.41Scope.62References.63Definitions and abbreviations.73.1Definitions.73.2Abbreviations.74General.85Half rate speech transcoding.96Half rate Discontinuous Transmission (DTX).97Half rate Voice Activity Detection (VAD).108Half rate comfort noise insertion.109Half rate lost speech frame substitution and muting.1010Half rate codec homing.11Annex A (informative):Change Request History.12History.13SIST EN 300 966 V6.0.1:2003
ETSIEN 300 966 V6.0.1 (1999-06)4GSM 06.02 version 6.0.1 Release 1997Intellectual Property RightsIPRs essential or potentially essential to the present document may have been declared to ETSI. The informationpertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be foundin SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respectof ETSI standards", which is available free of charge from the ETSI Secretariat. Latest updates are available on theETSI Web server (http://www.etsi.org/ipr).Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guaranteecan be given as to the existence of other IPRs not referenced in SR 000 314 (or the updates on the ETSI Web server)which are, or may be, or may become, essential to the present document.ForewordThis European Standard (Telecommunications series) has been produced by ETSI Technical Committee Special MobileGroup (SMG).The present document gives a general overview of the half rate speech traffic channels speech processing functions forthe digital cellular telecommunications system. The present document is part of ENs' series covering the half rate speechtraffic channels as described below:GSM 06.02"Digital cellular telecommunications system (Phase 2+); Half rate speech; Half rate speechprocessing functions".GSM 06.20"Digital cellular telecommunications system (Phase 2+); Half rate speech; Half rate speechtranscoding".GSM 06.21"Digital cellular telecommunications system (Phase 2+); Half rate speech; Substitution and mutingof lost frames for half rate speech traffic channels".GSM 06.22"Digital cellular telecommunications system (Phase 2+); Half rate speech; Comfort noise aspectsfor half rate speech traffic channels".GSM 06.41"Digital cellular telecommunications system (Phase 2+); Half rate speech; DiscontinuousTransmission (DTX) for half rate speech traffic channels".GSM 06.42"Digital cellular telecommunications system (Phase 2+); Half rate speech; Voice Activity Detector(VAD) for half rate speech traffic channels".GSM 06.06"Digital cellular telecommunications system (Phase 2+); Half rate speech; ANSI-C code for theGSM half rate speech codec".GSM 06.07"Digital cellular telecommunications system (Phase 2+); Half rate speech; Test sequences for theGSM half rate speech codec".The contents of the present document is subject to continuing work within SMG and may change following formal SMGapproval. Should SMG modify the contents of the present document it will be re-released with an identifying change ofrelease date and an increase in version number as follows:Version 6.x.ywhere:6indicates Release 1997 of GSM Phase 2+xthe second digit is incremented for all changes of substance, i.e. technical enhancements, corrections, updates,etc.ythe third digit is incremented when editorial only changes have been incorporated in the specification.SIST EN 300 966 V6.0.1:2003
ETSIEN 300 966 V6.0.1 (1999-06)5GSM 06.02 version 6.0.1 Release 1997Proposed national transposition datesDate of adoption of this EN:05 June 1999Date of latest announcement of this EN (doa):30 September
1999Date of latest publication of new National Standardor endorsement of this EN (dop/e):31 March 2000Date of withdrawal of any conflicting National Standard (dow):31 March 2000SIST EN 300 966 V6.0.1:2003
ETSIEN 300 966 V6.0.1 (1999-06)6GSM 06.02 version 6.0.1 Release 19971ScopeThe present document is an introduction to GSM 06.20 [4], GSM 06.21 [5], GSM 06.22 [6], GSM 06.41 [7] andGSM 06.42 [8] ETSs dealing with the speech processing functions in the half-rate channel of the GSM system. Ageneral overview of the speech processing functions is given, with reference to the ETSs where each function isspecified in detail.2ReferencesThe following documents contain provisions which, through reference in this text, constitute provisions of the presentdocument.· References are either specific (identified by date of publication, edition number, version number, etc.) ornon-specific.· For a specific reference, subsequent revisions do not apply.· For a non-specific reference, the latest version applies.· A non-specific reference to an ETS shall also be taken to refer to later versions published as an EN with the samenumber.[1]GSM 01.04: "Digital cellular telecommunication system (Phase 2+); Abbreviations and acronyms".[2]GSM 03.50: "Digital cellular telecommunication system (Phase 2+); Transmission planningaspects of the speech services in the GSM Public Land Mobile Network (PLMN) system".[3]GSM 05.03: "Digital cellular telecommunications system (Phase 2+); Channel coding".[4]GSM 06.20: "Digital cellular telecommunications system (Phase 2+); Half rate speech: Half ratespeech transcoding".[5]GSM 06.21: " Digital cellular telecommunications system (Phase 2+); Half rate speech;Substitution and muting of lost frame for half rate speech traffic channels".[6]GSM 06.22: "Digital cellular telecommunications system (Phase 2+); Half rate speech; Comfortnoise aspects for half rate speech traffic channels ".[7]GSM 06.41: "Digital cellular telecommunications system (Phase 2+); Half rate speech;Discontinuous transmission (DTX) for half rate speech traffic channels".[8]GSM 06.42: "Digital cellular telecommunications system (Phase 2+); Half rate speech; VoiceActivity Detector (VAD) for half rate speech traffic channels ".[9]ITU-T Recommendation G.711: "Pulse Code Modulation (PCM) of voice frequencies".[10]GSM 06.07: "Digital cellular telecommunications system (Phase 2+); Half rate speech; Testsequences for the GSM half rate speech codec".[11]GSM 06.06: "Digital cellular telecommunications system (Phase 2+); Half rate speech; ANSI-Ccode for the GSM half rate speech codec".SIST EN 300 966 V6.0.1:2003
ETSIEN 300 966 V6.0.1 (1999-06)7GSM 06.02 version 6.0.1 Release 19973Definitions and abbreviations3.1DefinitionsDefinition of terms used in the present document can be found in GSM 06.20 [4], GSM 06.21 [5], GSM 06.22 [6],GSM 06.41 [7] and GSM 06.42 [8].3.2AbbreviationsFor the purposes of the present document, the following abbreviations apply.BFIBad Frame IndicationBSSBase Station SystemDTXDiscontinuous TransmissionGSMGlobal System for Mobile communicationsMSMobile StationPCMPulse Code ModulatedPLMNPublic Land Mobile NetworkPSTNPublic Switched Telephone NetworkRFRadio FrequencyRXReceiveRSSRadio SubSystemSACCHSlow Associated Control CHannelSIDSIlence DescriptorSP flagSPeech flagTAF
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