IEC 61835-1998 Helical-scan digital component video cassette recording system using 12 65 mm (0 5 in) magnetic tape - Format D-5《使用12.65mm(0.5 in)磁带的螺旋扫描数字视频盒式录音系统 D-5格式》.pdf

1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 61835 Premiredition Firstedition 199807 Systmedemagntoscopenumrique composantebalayagehlicodal surbandemagntiquede12,65mm(0,5in) FormatD5 Helicalscandigitalcomponentvideocassette recordingsystemusing12,65mm(0,5in) magnetictapeFormatD5 Numroderfrenc

2、e Referencenumber CEI/IEC61835:1998Numrosdespublications Depuisle1erjanvier1997,lespublicationsdelaCEI sontnumrotespartirde60000. Publicationsconsolides Lesversionsconsolidesdecertainespublicationsde laCEIincorporantlesamendementssontdisponibles. Parexemple,lesnumrosddition1.0,1.1et1.2 indiquentresp

3、ectivementlapublicationdebase,la publicationdebaseincorporantlamendement1,et lapublicationdebaseincorporantlesamendements1 et2. Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatechnique. Desrenseignementsrelatifsladatedere

4、 confirmationdelapublicationsontdisponiblesdans leCataloguedelaCEI. Lesrenseignementsrelatifsdesquestionsltudeet destravauxencoursentreprisparlecomittechnique quiatablicettepublication,ainsiquelalistedes publicationstablies,setrouventdanslesdocuments cidessous: SitewebdelaCEI* Cataloguedespublicatio

5、nsdelaCEI Publiannuellementetmisjourrgulirement (Catalogueenligne)* BulletindelaCEI DisponiblelafoisausitewebdelaCEI* etcommepriodiqueimprim Terminologie,symbolesgraphiques etlittraux Encequiconcernelaterminologiegnrale,lelecteur sereporteralaCEI60050: VocabulaireElectro techniqueInternational (VEI)

6、. Pourlessymbolesgraphiques,lessymboleslittraux etlessignesdusagegnralapprouvsparlaCEI,le lecteurconsulteralaCEI60027: Symboleslittraux utiliserenlectrotechnique,laCEI60417:Symboles graphiquesutilisablessurlematriel.Index,relevet compilationdesfeuillesindividuelles, etlaCEI60617: Symbolesgraphiquesp

7、ourschmas. * Voiradressesitewebsurlapagedetitre. Numbering Asfrom1January1997allIECpublicationsare issuedwithadesignationinthe60000series. Consolidatedpublications ConsolidatedversionsofsomeIECpublications includingamendmentsareavailable.Forexample, editionnumbers1.0,1.1and1.2refer,respectively,to t

8、hebasepublication,thebasepublicationincor poratingamendment1andthebasepublication incorporatingamendments1and2. Validityofthispublication ThetechnicalcontentofIECpublicationsiskeptunder constantreviewbytheIEC,thusensuringthatthe contentreflectscurrenttechnology. Informationrelatingtothedateofthereco

9、nfirmationof thepublicationisavailableintheIECcatalogue. Informationonthesubjectsunderconsiderationand workinprogressundertakenbythetechnicalcom mitteewhichhaspreparedthispublication,aswellas thelistofpublicationsissued,istobefoundatthe followingIECsources: IECwebsite* CatalogueofIECpublications Pub

10、lishedyearlywithregularupdates (Onlinecatalogue)* IECBulletin AvailablebothattheIECwebsite*and asaprintedperiodical Terminology,graphicalandletter symbols Forgeneralterminology,readersarereferredto IEC60050:InternationalElectrotechnicalVocabulary (IEV). Forgraphicalsymbols,andlettersymbolsandsigns a

11、pprovedbytheIECforgeneraluse,readersare referredtopublicationsIEC60027: Lettersymbolsto beusedinelectricaltechnology ,IEC60417: Graphical symbolsforuseonequipment.Index,surveyand compilationofthesinglesheets andIEC60617: Graphicalsymbolsfordiagrams. * Seewebsiteaddressontitlepage.NORME INTERNATIONAL

12、E CEI IEC INTERNATIONAL STANDARD 61835 Premiredition Firstedition 199807 Systmedemagntoscopenumrique composantebalayagehlicodal surbandemagntiquede12,65mm(0,5in) FormatD5 Helicalscandigitalcomponentvideocassette recordingsystemusing12,65mm(0,5in) magnetictapeFormatD5 CommissionElectrotechniqueIntern

13、ationale InternationalElectrotechnicalCommission Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue IEC1998Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesous quelqueformequecesoitetparaucun procd,lectroniqueoumcanique,ycomp

14、rislaphoto copieetlesmicrofilms,sanslaccordcritdelditeur. Nopartofthispublicationmaybereproducedorut ilizedin anyformorbyanymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalElectrotechnicalCommission 3,ruedeVarembGeneva,Switzer

15、land Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECODE XG2 61835CEI:1998 SOMMAIRE Pages AVANTPROPOS 10 INTRODUCTION . 12 Articles 1 Gnralits . 14 1.1 Domainedapplication 14 1.2 Rfrencesnormatives 14 1.3 Dfinitions,symbolesetabrviations 16 1.4 Conditionsambianteset

16、dessais 16 1.5 Bandederfrence 18 1.6 Bandetalon 18 1.6.1 Emplacementetdimensionsdesenregistrements. 18 1.6.2 Signauxdtalonnage . 18 1.6.3 Approvisionnement. 18 2 Cassettesbandevido . 18 2.1 Paramtresmcaniques. 18 2.1.1 Dimensionsdescassettes 18 2.1.2 Identificationdescassettes 20 2.1.3 Longueurs,pai

17、sseursettempsdelecturedesbandes 20 2.1.4 Facedelacouchemagntique . 20 2.1.5 Plansderfrence . 20 2.1.6 Fentreettiquettes 22 2.1.7 Trousdidentification 22 2.1.8 Amorcesdedbutetdefindebande 24 2.1.9 Bobines 24 2.1.10 Couvercledeprotection 26 2.2 Spcificationdelabandevido 26 2.2.1 Substrat . 26 2.2.2 La

18、rgeur 26 2.2.3 Fluctuationsdelalargeur . 28 2.2.4 Epaisseurdelabande 28 2.2.5 Transmissibilit 28 2.2.6 Forcedlongationlastiquelimite 28 2.2.7 Couchemagntique . 28 2.2.8 Forcecoercitivedelacouche . 28 2.2.9 Orientationdesparticules. 28 3 Enregistrementshlicodaux . 28 3.1 Vitessedelabande 2861835IEC:1

19、998 3 CONTENTS Pages FOREWORD . 11 INTRODUCTION . 13 Clause 1 General. 15 1.1 Scope 15 1.2 Normativereferences. 15 1.3 Definitions,symbolsandabbreviations . 17 1.4 Environmentandtestconditions. 17 1.5 Referencetape 19 1.6 Calibrationtape 19 1.6.1 Recordlocationsanddimensions . 19 1.6.2 Calibrationsi

20、gnals 19 1.6.3 Purchase 19 2 Videotapecassette. 19 2.1 Mechanicalparametres 19 2.1.1 Cassettedimensions 19 2.1.2 Identificationofcassettes. 21 2.1.3 Tapelength,thicknessandplaytime 21 2.1.4 Coatingface. 21 2.1.5 Datumplanes. 21 2.1.6 Windowandlabels . 23 2.1.7 Identificationholes . 23 2.1.8 Leader/t

21、railertape 25 2.1.9 Reels . 25 2.1.10 Lid . 27 2.2 Videotapespecification . 27 2.2.1 Base 27 2.2.2 Width . 27 2.2.3 Widthfluctuation 29 2.2.4 Tapethickness. 29 2.2.5 Transmissivity 29 2.2.6 Offsetyieldstrength . 29 2.2.7 Magneticcoating 29 2.2.8 Coatingcoercivity. 29 2.2.9 Particleorientation . 29 3

22、 Helicalrecordings . 29 3.1 Tapespeed 294 61835CEI:1998 Articles Pages 3.2 Emplacementetdimensionsdelenregistrement 28 3.2.1 Effacement. 28 3.2.2 Emplacementetdimensionsdelenregistrement. 28 3.2.3 Bordderfrence 30 3.2.4 Pasdelapiste . 30 3.2.5 Effacementmobile . 30 3.3 Zonesdetolrancedespisteshlicod

23、alesenregistres. 30 3.4 Emplacementsrelatifsdesinformationsenregistres 30 3.4.1 Emplacementsrelatifsdespisteslongitudinales . 30 3.4.2 Pointderfrencedelazoneprogramme. 30 3.5 Azimutdentrefer 32 3.5.1 Pistesdordres,dasservissement,decodetemporeldecommande 32 3.5.2 Pisteshlicodales . 32 3.6 Transporte

24、tdispositifdebalayage . 32 4 Rpartitiondesdonnessurlespistesdeprogramme . 32 4.1 Introduction 32 4.2 Conventionrelativeltiquetage. 34 4.3 Descriptiondtailledessecteurs 34 4.3.1 Blocdesynchronisation 34 4.3.2 Motdesynchronisation. 34 4.3.3 Motdidentification . 34 4.3.4 Tramededonnes . 38 4.3.5 Prambu

25、ledesecteur 38 4.3.6 Postambuledesecteur(P) . 40 4.4 Intervallesdemontage. 42 4.5 Codagedevoie 42 4.5.1 Rglesdecodage 42 4.5.2 Dbitdedonnesetlongueurdonde 44 4.6 Magntisation 44 4.6.1 Polarit 44 4.6.2 Egalisationdelenregistrement. 44 4.6.3 Niveaudenregistrement. 44 5 Interfacevido 46 6 Interfaceaudi

26、o 46 6.1 Paramtresdecodage . 46 6.1.1 Echantillonnage 46 6.1.2 Niveauderfrence . 46 6.2 Interfacedesignalnumrique 46 7 Traitementdessignauxvido 46 7.1 Introduction 46 7.2 Donnesenregistres 48 7.2.1 Echantillonsenregistrsetlignesdetramedetlvision. 48 7.2.2 Donnesnonenregistres 50 7.2.3 Prcodagedesour

27、ce . 5061835IEC:1998 5 Clause Pages 3.2 Recordlocationanddimensions. 29 3.2.1 Erasure 29 3.2.2 Recordlocationanddimensions . 29 3.2.3 Referenceedge 31 3.2.4 Trackpitch. 31 3.2.5 Flyingerasure 31 3.3 Helicaltrackrecordtolerancezones. 31 3.4 Relativepositionsofrecordedinformation 31 3.4.1 Relativeposi

28、tionsofthelongitudinaltracks. 31 3.4.2 Programmeareareferencepoint 31 3.5 Gapazimuth 33 3.5.1 Cuetrack,controltrack,timeandcontrolcodetrack. 33 3.5.2 Helicaltrack . 33 3.6 Transportandscanner . 33 4 Programmetrackdataarrangement 33 4.1 Introduction 33 4.2 Labelingconvention . 35 4.3 Sectordetails. 3

29、5 4.3.1 Syncblock . 35 4.3.2 Syncpattern. 35 4.3.3 Identificationpattern. 35 4.3.4 Datafield . 39 4.3.5 Sectorpreamble. 39 4.3.6 Sectorpostamble(P) 41 4.4 Editgaps . 43 4.5 Channelcoding 43 4.5.1 Codingrules. 43 4.5.2 Datarateandwavelength. 45 4.6 Magnetization. 45 4.6.1 Polarity. 45 4.6.2 Recordede

30、qualization 45 4.6.3 Recordlevel. 45 5 Videointerface 47 6 Audiointerface 47 6.1 Encodingparameters . 47 6.1.1 Sampling 47 6.1.2 Referencelevel 47 6.2 Digitalsignalinterface 47 7 Videoprocessing. 47 7.1 Introduction 47 7.2 Recordeddata . 49 7.2.1 Recordedsamplesandlinesofthetelevisionframe 49 7.2.2

31、Nonrecordeddata . 51 7.2.3 Sourceprecoding . 516 61835CEI:1998 Articles Pages 7.3 Sparationdeluminanceetdonnesderservevido 50 7.4 Rpartitiondesvoiesetdesblocsvido . 52 7.5 Disposition10/8bits. 54 7.6 Tiragealatoirevido. 58 7.7 Protectionexternecontreleserreurs 58 7.8 Tableaudesdonnesdetrame 58 7.9 O

32、rdredetransmissionducodageinterne . 60 8 Traitementdessignauxaudio 62 8.1 Introduction 62 8.2 Codagedesource 62 8.3 Traitementdelasource 64 8.3.1 Introduction 64 8.3.2 Synchronisationrelativeaudio/vido . 64 8.3.3 Donnesaudiodanslestrames 64 8.3.4 Brassageintratrame 64 8.3.5 Brassagedesblocs 66 8.3.6

33、 Traitementdesmotsdedonnesaudio 66 8.4 Motsauxiliaires 68 8.4.1 Utilisationdesvoies(CHAN). 70 8.4.2 Praccentuation(PREF). 70 8.4.3 Modedesmotsdedonnesaudio(LNGH) 72 8.4.4 Emplacementdessynchronisationsdeblocs(SMARK) 72 8.4.5 Numrotationdestrames(FNCT)pourlessystmes525/60. 74 8.4.6 Drapeaurelatifaumo

34、ntage(EFLG) 74 8.5 Protectionexternecontreleserreurs 74 8.6 Protectioninterne. 76 8.7 Ordredetransmissiondanslecodageinterne 76 8.8 Codagedevoie 76 8.9 Dispositiondessecteursaudio . 76 9 Pisteslongitudinales . 78 9.1 Synchronisationrelative . 78 9.1.1 Codetemporeldecommandedentre 78 9.1.2 Informatio

35、ncodetemporeldecommande . 78 9.1.3 Informationdordre . 78 9.1.4 Impulsiondasservissementdelapistedasservissement . 78 9.2 Pistedasservissement. 78 9.2.1 Mthodedenregistrement 78 9.2.2 Impulsionderfrencedasservissement . 78 9.2.3 Polaritduflux . 78 9.2.4 Niveauduflux 78 9.2.5 Largeurdimpulsion 80 9.2

36、.6 Synchronisationdesimpulsionsderfrencedasservissement 80 9.2.7 Impulsiondunetramecouleur 80 9.2.8 Impulsiondunetramevido . 8061835IEC:1998 7 Clause Pages 7.3 Luminanceseparationandvideoreservedata 51 7.4 Channelandvideoblockdistribution 53 7.5 10/8bitarrangement 55 7.6 Videorandomization. 59 7.7 O

37、utererrorprotection. 59 7.8 Fielddataarray 59 7.9 Orderoftransmissiontoinnercoding . 61 8 Audioprocessing. 61 8.1 Introduction 63 8.2 Sourcecoding 63 8.3 Sourceprocessing . 65 8.3.1 Introduction 65 8.3.2 Relativeaudiovideotiming. 65 8.3.3 Audiodatainfields. 65 8.3.4 Intrafieldshuffling . 65 8.3.5 Bl

38、ockshuffling 67 8.3.6 Audiodatawordprocessing 67 8.4 Auxiliarywords. 69 8.4.1 Channeluse(CHAN) 71 8.4.2 Preemphasis(PREF) 71 8.4.3 Audiodatawordmode(LNGH) . 73 8.4.4 Blocksynclocation(SMARK) 73 8.4.5 Fieldnumbercount(FNCT)for525/60system 75 8.4.6 Editflag(EFLG) . 75 8.5 Outererrorprotection. 75 8.6

39、Innerprotection 77 8.7 Orderoftransmissiontoinnercoding . 77 8.8 Channelcoding 77 8.9 Allocationofaudiosectors . 77 9 Longitudinaltracks 77 9.1 Relativetiming . 79 9.1.1 Timeandcontrolcodeinput . 79 9.1.2 Timeandcontrolcodeinformation 79 9.1.3 Cueinformation 79 9.1.4 Controltrackservopulse 79 9.2 Co

40、ntroltrack 79 9.2.1 Methodofrecording . 79 9.2.2 Servoreferencepulse 79 9.2.3 Fluxpolarity . 79 9.2.4 Fluxlevel . 79 9.2.5 Pulsewidth 81 9.2.6 Servoreferencepulsetiming 81 9.2.7 Colourframepulse. 81 9.2.8 Videoframepulse 818 61835CEI:1998 Articles Pages 9.3 Enregistrementdesordres . 80 9.3.1 Mthoded

41、enregistrement 80 9.3.2 Niveaudefluxmagntique . 80 9.4 Enregistrementducodetemporeldecommande 80 9.4.1 Mthodedenregistrement 80 9.4.2 Niveaudefluxmagntique . 80 9.4.3 Signaldentre . 82 Figures. 8 2254 AnnexeA(normative)Tensiondelabande. 256 AnnexeB(normative)Techniquedemesuredepisteentraversdelaband

42、e. 258 AnnexeC(normative)Dispositiondespistespendantlemontage . 266 AnnexeD(informative)Traitementdessignauxvido 268 AnnexeE(informative)Fabricant. 292 AnnexeF(informative)Bibliographie 29461835IEC:1998 9 Clause Pages 9.3 Cuerecord. 81 9.3.1 Methodofrecording . 81 9.3.2 Fluxlevel . 81 9.4 Timeandcon

43、trolcoderecord. 81 9.4.1 Methodofrecording . 81 9.4.2 Fluxlevel . 81 9.4.3 Inputsignal 83 Figures. 83 to255 AnnexA(normative)Tapetension 257 AnnexB(normative)Crosstapetrackmeasurementtechnique. 259 AnnexC(normative)Trackpatternduringinsertediting 267 AnnexD(informative)Videosignalprocessing 269 Anne

44、xE(informative)Manufacturer 293 AnnexF(informative)Bibliography . 29510 61835CEI:1998 COMMISSIONLECTROTECHNIQUEINTERNATIONALE SYSTMEDEMAGNTOSCOPENUMRIQUECOMPOSANTES CASSETTEBALAYAGEHLICODALSURBANDEMAGNTIQUE DE12,65mm(0,5in)FORMATD5 AVANTPROPOS 1) LaCEI(CommissionElectrotechniqueInternationale)estuneorganisationmondialedenormalisationcompose delensembledescomitslectrotechniquesnationaux(ComitsnationauxdelaCEI).LaCEIapourobjetde favo