IEC 61595-1-1997 Multichannel digital audio tape recorder (DATR) reel-to-reel system for professional use - Part 1 Format A《专业用多路数字声频磁带记录器(DATR)系统 第1部分 A格式》.pdf

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1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 615951 Premiredition Firstedition 199705 Systmedenregistrementbande audionumriquemultivoie(DATR), bobinebobine,usageprofessionnel Partie1: FormatA Multichanneldigitalaudiotaperecorder(DATR), reeltoreelsystem,forprofessionaluse Part1: FormatA Numrod

2、erfrence Referencenumber CEI/IEC615951:1997Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatechnique. Desrenseignementsrelatifsladatede reconfirmationdelapublicationsontdisponibles auprsduBureauCentraldelaCEI. Lesrenseigne

3、mentsrelatifscesrvisions, ltablissementdesditionsrvisesetaux amendementspeuventtreobtenusauprsdes ComitsnationauxdelaCEIetdanslesdocuments cidessous: BulletindelaCEI AnnuairedelaCEI Publiannuellement CataloguedespublicationsdelaCEI Publiannuellementetmisjourrgulirement Terminologie Encequiconcernela

4、terminologiegnrale,lelecteur sereporteralaCEI60050: Vocabulaire ElectrotechniqueInternational(VEI),quiseprsente sousformedechapitressparstraitantchacundun sujetdfini.DesdtailscompletssurleVEIpeuvent treobtenussurdemande.Voirgalementle dictionnairemultilinguedelaCEI. Lestermesetdfinitionsfigurantdans

5、laprsente publicationonttsoittirsduVEI,soit spcifiquementapprouvsauxfinsdecette publication. Symbolesgraphiquesetlittraux Pourlessymbolesgraphiques,lessymboleslittraux etlessignesdusagegnralapprouvsparlaCEI,le lecteurconsultera: laCEI60027: Symboleslittrauxutiliseren lectrotechnique; laCEI60417: Sym

6、bolesgraphiquesutilisablessur lematriel.Index,relevetcompilationdesfeuilles individuelles; laCEI60617: Symbolesgraphiquespourschmas; etpourlesappareilslectromdicaux, laCEI60878: Symbolesgraphiquespour quipementslectriquesenpratiquemdicale. Lessymbolesetsignescontenusdanslaprsente publicationonttsoit

7、tirsdelaCEI60027,dela CEI60417,delaCEI60617et/oudelaCEI60878, soitspcifiquementapprouvsauxfinsdecette publication. PublicationsdelaCEItabliesparle mmecomitdtudes Lattentiondulecteurestattiresurleslistesfigurant lafindecettepublication,quinumrentles publicationsdelaCEIprparesparlecomit dtudesquiatabl

8、ilaprsentepublication. Validityofthispublication ThetechnicalcontentofIECpublicationsiskeptunder constantreviewbytheIEC,thusensuringthatthe contentreflectscurrenttechnology. Informationrelatingtothedateofthereconfirmation ofthepublicationisavailablefromtheIECCentral Office. Informationontherevisionw

9、ork,theissueofrevised editionsandamendmentsmaybeobtainedfromIEC NationalCommitteesandfromthefollowingIEC sources: IECBulletin IECYearbook Publishedyearly CatalogueofIECpublications Publishedyearlywithregularupdates Terminology Forgeneralterminology,readersarereferredto IEC60050:InternationalElectrot

10、echnicalVocabulary (IEV),whichisissuedintheformofseparatechapters eachdealingwithaspecificfield.Fulldetailsofthe IEVwillbesuppliedonrequest.SeealsotheIEC MultilingualDictionary. Thetermsanddefinitionscontainedinthepresent publicationhaveeitherbeentakenfromtheIEVor havebeenspecificallyapprovedforthep

11、urposeofthis publication. Graphicalandlettersymbols Forgraphicalsymbols,andlettersymbolsandsigns approvedbytheIECforgeneraluse,readersare referredtopublications: IEC60027:Lettersymbolstobeusedinelectrical technology; IEC60417: Graphicalsymbolsforuseon equipment.Index,surveyandcompilationofthe single

12、sheets; IEC60617: Graphicalsymbolsfordiagrams; andformedicalelectricalequipment, IEC60878:Graphicalsymbolsforelectromedical equipmentinmedicalpractice. Thesymbolsandsignscontainedinthepresent publicationhaveeitherbeentakenfromIEC 60027, IEC 60417,IEC60617and/orIEC60878,orhave beenspecificallyapprove

13、dforthepurposeofthis publication. IECpublicationspreparedbythesame technicalcommittee Theattentionofreadersisdrawntotheendpagesof thispublicationwhichlisttheIECpublicationsissued bythetechnicalcommitteewhichhaspreparedthe presentpublication.NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 615951

14、Premiredition Firstedition 199705 Systmedenregistrementbande audionumriquemultivoie(DATR), bobinebobine,usageprofessionnel Partie1: FormatA Multichanneldigitalaudiotaperecorder(DATR), reeltoreelsystem,forprofessionaluse Part1: FormatA CommissionElectrotechniqueInternationale InternationalElectrotech

15、nicalCommission Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue IEC1997Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesous quelqueformequecesoitetparaucun procd,lectroniqueoumcanique,ycomprislaphoto copieetlesmicrofilms,s

16、anslaccordcritdelditeur. Nopartofthispublicationmaybereproducedorut ilizedin anyformorbyanymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalElectrotechnicalCommission 3,ruedeVarembGeneva,Switzerland Telefax:+41229190300 email:i

17、nmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECODE U2 615951CEI:1997 SOMMAIRE Pages AVANTPROPOS 6 Articles 1 Domaine dapplication . 8 2 Rfrences normatives . 8 3 Dfinitions. 8 3.1 Fluxdedonnesdunmagntophoneaudionumrique 8 4 Codage numrique 12 4.1 Frquencedchantillonnage 12 4.2 Chronologiedcha

18、ntillonnage . 12 4.3 Quantification 12 5 Vitesse de dfilement 12 6 Largeurdelabandeetnombredevoiesaudionumriques. 12 7 Enroulementdelabande 14 8 Bobineetnoyau 14 9 Rpartitionettailledespistesmagntiques. 14 10 Affectationdespistesmagntiques . 14 11 Accentuation. 24 12 Enregistrementdelapisteprincipal

19、e. 24 12.1 Mthodedemodulationpourlenregistrement. 24 12.2 Structuredublocdesignaux 26 12.2.1 Formatdumot . 26 12.2.2 Structuredestramesetdesblocs 26 12.2.3 Motifdesynchronisation. 28 12.3 Rpartitiondesmotsdesignalsurlespistes 28 12.4 Mthodedeprotectioncontreleserreurs 30 12.4.1 Codedecorrectionderre

20、urs 32 12.4.2 Squencedentrelacement . 36 12.5 Caractristiquesdelenregistrementetdelalecture. 52 12.5.1 Bandederfrence 52 13 Enregistrementdessouspistes 52 13.1 Voiesauxiliaires. 52 13.1.1 Voiedecodetemporel(pistedecodetemporel) . 52 13.1.2 Voiededonnesauxiliaires(pistededonnesauxiliaires) 52 13.1.3

21、Voiesanalogiquesauxiliaires(pisteaudiodereprage1etpisteaudio dereprage2) . 52 13.2 Alignementdessignauxaudionumriquesetdessignauxdesouspistes 52 13.2.1 Alignementdessignauxdepisteaudiodereprage1etdepisteaudio dereprage2 52 13.2.2 Alignementdessignauxdepistedecodetemporel. 52 AnnexeABibliographie. 54

22、615951IEC:1997 3 CONTENTS Page FOREWORD. 7 Clause 1 Scope . 9 2 Normative references 9 3 Definitions. 9 3.1 Dataflowofadigitalaudiotaperecorder . 9 4 Digital encoding 13 4.1 Samplingfrequency . 13 4.2 Samplingtiming. 13 4.3 Quantization 13 5 Tape speed. 13 6 Tapewidthandnumberofdigitalaudiochannels.

23、 13 7 Tape winding 15 8 Reelandhub 15 9 Allocationanddimensionofmagnetictracks . 15 10 Assignmentofmagnetictracks 15 11 Emphasis 25 12 Maintrackrecording . 25 12.1 Recordingmodulationmethod 25 12.2 Signalblockstructure. 27 12.2.1 Thewordformat. 27 12.2.2 Theframeandblockstructure 27 12.2.3 Synchroni

24、zationpattern 29 12.3 Signalworddistributiontotracks 29 12.4 Errorprotectionmethod . 31 12.4.1 Theerrorcorrectioncode . 33 12.4.2 Interleavesequence. 37 12.5 Recordingandreproducingcharacteristics . 53 12.5.1 Referencetape 53 13 Subtrackrecording 53 13.1 Auxiliarychannels 53 13.1.1 Timecodechannel(t

25、imecodetrack) 53 13.1.2 Auxiliarydatachannel(auxiliarydatatrack) 53 13.1.3 Auxiliaryanaloguechannels(cueaudio1trackandcueaudio2track) . 53 13.2 Alignmentofdigitalaudiosignalsandsubtracksignals. 53 13.2.1 Alignmentofcueaudio1andcueaudio2tracksignals 53 13.2.2 Alignmentoftimecodetracksignals 53 AnnexA

26、Bibliography 554 615951CEI:1997 Tableaux Pages 1 Largeurdelabandeetnombredevoiesaudionumriques 14 2 Affectationdespistes 14 3 Tableaudeconversion4/6M 26 4 Entrelacementdespistes(20pistesprincipalesavecunelargeurdebandede12,7mm) 44 5 Entrelacementdespistes(40pistesprincipalesavecunelargeurdebandede12

27、,7mm) 46 6 Entrelacementdespistes(40pistesprincipalesavecunelargeurdebandede25,4mm) 48 7 Entrelacementdespistes(80pistesprincipalesavecunelargeurdebandede25,4mm) 50 Figures 1 Fluxdedonnesdesvoieslectroacoustiquesprincipalesdunmagntophone audionumrique(DATR) 10 2 Voiesdenregistrementdunmagntophoneaud

28、ionumrique(DATR) 10 3 Voiesdelecturedunmagntoscopeaudionumrique(DATR) . 12 4 Dispositiondespistespourunmagntophoneaudionumrique(DATR) surunebandemagntique(24pistes,avecunelargeurdebandede12,7mm). 16 5 Dispositiondespistespourunmagntophoneaudionumrique(DATR) surunebandemagntique(47pistesavecunelargeu

29、rdebandede12,7mm) 18 6 Dispositiondespistespourunmagntophoneaudionumrique(DATR) surunebandemagntique(45pistesavecunelargeurdebandede25,4mm) 20 7 Dispositiondespistespourunmagntophoneaudionumrique(DATR) surunebandemagntique(89pistesavecunelargeurdebandede25,4mm) 22 8 Caractristiquesdelaccentuation .

30、24 9 Structuredestramesetdesblocs . 28 10 Directiondesynchronisation 28 11 Rpartitiondesmotsdesignalsurlespistes . 30 12 Structuredessymbolesetdesmots 34 13 Exemplededonnedentre V 1 . 36 14 Entrelacementdelatrameprincipale(vitessededfilementI). 38 15 Entrelacementdelatrameprincipale(vitessededfileme

31、ntII) 40 16 Entrelacementdescodes 42615951IEC:1997 5 Tables Page 1 Tapewidthandnumberofdigitalaudiochannels. 15 2 Track assignment 15 3 4/6Mconversiontable . 27 4 Trackinterleave(20maintrackswith12,7mmtapewidth) 45 5 Trackinterleave(40maintrackswith12,7mmtapewidth) 47 6 Trackinterleave(40maintracksw

32、ith25,4mmtapewidth) 49 7 Trackinterleave(80maintrackswith25,4mmtapewidth) 51 Figures 1 RecordingchannelsofaDATR(digitalaudiotaperecorder) 11 2 DataflowofthemainaudiochannelsofaDATR(digitalaudiotaperecorder) 11 3 ReproducingchannelsofaDATR(digitalaudiotaperecorder) 13 4 TrackpatternforDATRonmagnetict

33、ape(24trackswith12,7mmtapewidth) 17 5 TrackpatternforDATRonmagnetictape(47trackswith12,7mmtapewidth) 19 6 TrackpatternforDATRonmagnetictape(45trackswith25,4mmtapewidth) 21 7 TrackpatternforDATRonmagnetictape(89trackswith25,4mmtapewidth) 23 8 Emphasis characteristics. 25 9 Frameandblockstructure. 29

34、10 Synchronizationpattern. 29 11 Signalworddistributiontotracks. 31 12 Symbolandwordstructure 35 13 Exampleofinputdata V 1 . 37 14 Mainframeinterleave(tapespeedI) . 39 15 Mainframeinterleave(tapespeedII) 41 16 Codeinterleave. 436 615951CEI:1997 COMMISSIONLECTROTECHNIQUEINTERNATIONALE _ SYSTMEDENREGI

35、STREMENTBANDEAUDIONUMRIQUE MULTIVOIE(DATR),BOBINEBOBINE,USAGEPROFESSIONNEL Partie1:FormatA AVANTPROPOS 1) LaCEI(CommissionElectrotechniqueInternationale)estuneorganisationmondialedenormalisationcompose delensembledescomitslectrotechniquesnationaux(ComitsnationauxdelaCEI).LaCEIapourobjetde favoriserl

36、acooprationinternationalepourtouteslesquestionsdenormalisationdanslesdomainesde llectricitetdellectronique.Aceteffet,laCEI,entreautresactivits,publiedesNormesinternationales. Leurlaborationestconfiedescomitsdtudes,auxtravauxdesquelstoutComitnationalintressparle sujettraitpeutparticiper.Lesorganisati

37、onsinternationales,gouvernementalesetnongouvernementales,en liaisonaveclaCEI,participentgalementauxtravaux.LaCEIcollaboretroitementaveclOrganisation InternationaledeNormalisation(ISO),selondesconditionsfixesparaccordentrelesdeuxorganisations. 2) LesdcisionsouaccordsofficielsdelaCEIconcernantlesquest

38、ionstechniquesreprsentent,danslamesure dupossibleunaccordinternationalsurlessujetstudis,tantdonnquelesComitsnationauxintresss sontreprsentsdanschaquecomitdtudes. 3) Lesdocumentsproduitsseprsententsouslaformederecommandationsinternationales.Ilssontpublis commenormes,rapportstechniquesouguidesetagrsco

39、mmetelsparlesComitsnationaux. 4) Danslebutdencouragerlunificationinternationale,lesComitsnationauxdelaCEIsengagentappliquerde faontransparente,danstoutelamesurepossible,lesNormesinternationalesdelaCEIdansleursnormes nationalesetrgionales.ToutedivergenceentrelanormeCEIetlanormenationaleourgionale cor

40、respondantedoittreindiqueentermesclairsdanscettedernire. 5) LaCEInafixaucuneprocdureconcernantlemarquagecommeindicationdapprobationetsaresponsabilit nestpasengagequandunmatrielestdclarconformelunedesesnormes. 6) LattentionestattiresurlefaitquecertainsdeslmentsdelaprsenteNormeinternationalepeuventfai

41、re lobjetdedroitsdepropritintellectuelleoudedroitsanalogues.LaCEInesauraittretenuepour responsabledenepasavoiridentifidetelsdroitsdepropritetdenepasavoirsignalleurexistence. LaNormeinternationaleCEI615951attablieparlesouscomit100B:Enregistrement, ducomitdtudes100delaCEI:Systmesetappareilsaudio,vidoe

42、tmultimdia. Letextedecettenormeestissudesdocumentssuivants: FDIS Rapportdevote 100B/48/FDIS 100B/63/RVD Lerapportdevoteindiqudansletableaucidessusdonnetouteinformationsurlevoteayant aboutilapprobationdecettenorme. LaCEI61595comprendlespartiessuivantes,prsentessousletitregnral:Systme denregistrementbandeaudionumriquemultivoie(DATR),bobinebobine,usage professionnel: Partie1:FormatA Partie2:FormatB Partie3:Utilisation24bitsde

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