1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 608434 Premiredition Firstedition 200002 Systmedemagntoscopecassettebalayage hlicodalutilisantlabandemagntique de8mm(vido8mm) Partie4: Souscodevido(VSC) Helicalscanvideotapecassettesystem using8mmmagnetictape(8mmvideo) Part4: Videosubcode(VSC) Numr
2、oderfrence Referencenumber CEI/IEC608434:2000Numrosdespublications Depuisle1erjanvier1997,lespublicationsdelaCEI sontnumrotespartirde60000. Publicationsconsolides Lesversionsconsolidesdecertainespublicationsde laCEIincorporantlesamendementssontdisponibles. Parexemple,lesnumrosddition1.0,1.1et1.2 ind
3、iquentrespectivementlapublicationdebase,la publicationdebaseincorporantlamendement1,etla publicationdebaseincorporantlesamendements1 et2. Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatechnique. Desrenseignementsrelatifs
4、ladatedereconfir mationdelapublicationsontdisponiblesdansle CataloguedelaCEI. Lesrenseignementsrelatifsdesquestionsltudeet destravauxencoursentreprisparlecomittechnique quiatablicettepublication,ainsiquelalistedes publicationstablies,setrouventdanslesdocumentsci dessous: SitewebdelaCEI* Cataloguedes
5、publicationsdelaCEI Publiannuellementetmisjour rgulirement (Catalogueenligne)* BulletindelaCEI DisponiblelafoisausitewebdelaCEI* etcommepriodiqueimprim Terminologie,symbolesgraphiques etlittraux Encequiconcernelaterminologiegnrale,lelecteur sereporteralaCEI60050: VocabulaireElectro techniqueInternat
6、ional (VEI). Pourlessymbolesgraphiques,lessymboleslittraux etlessignesdusagegnralapprouvsparlaCEI,le lecteurconsulteralaCEI60027: Symboleslittraux utiliserenlectrotechnique,laCEI60417:Symboles graphiquesutilisablessurlematriel.Index,relevet compilationdesfeuillesindividuelles, etlaCEI60617: Symboles
7、graphiquespourschmas. * Voiradressesitewebsurlapagedetitre. Numbering Asfrom1January1997allIECpublicationsare issuedwithadesignationinthe60000series. Consolidatedpublications ConsolidatedversionsofsomeIECpublications includingamendmentsareavailable.Forexample, editionnumbers1.0,1.1and1.2refer,respec
8、tively,to thebasepublication,thebasepublicationincor poratingamendment1andthebasepublication incorporatingamendments1and2. Validityofthispublication ThetechnicalcontentofIECpublicationsiskept underconstantreviewbytheIEC,thusensuringthat thecontentreflectscurrenttechnology. Informationrelatingtotheda
9、teofthereconfirmation ofthepublicationisavailableintheIECcatalogue. Informationonthesubjectsunderconsiderationand workinprogressundertakenbythetechnical committeewhichhaspreparedthispublication,aswell asthelistofpublicationsissued,istobefoundatthe followingIECsources: IECwebsite* CatalogueofIECpubli
10、cations Publishedyearlywithregularupdates (Onlinecatalogue)* IECBulletin AvailablebothattheIECwebsite*and asaprintedperiodical Terminology,graphicalandletter symbols Forgeneralterminology,readersarereferredto IEC60050:InternationalElectrotechnicalVocabulary (IEV). Forgraphicalsymbols,andlettersymbol
11、sandsigns approvedbytheIECforgeneraluse,readersare referredtopublicationsIEC60027: Lettersymbolsto beusedinelectricaltechnology ,IEC60417: Graphical symbolsforuseonequipment.Index,surveyand compilationofthesinglesheets andIEC60617: Graphicalsymbolsfordiagrams. * Seewebsiteaddressontitlepage.NORME IN
12、TERNATIONALE CEI IEC INTERNATIONAL STANDARD 608434 Premiredition Firstedition 200002 Systmedemagntoscopecassettebalayage hlicodalutilisantlabandemagntique de8mm(vido8mm) Partie4: Souscodevido(VSC) Helicalscanvideotapecassettesystem using8mmmagnetictape(8mmvideo) Part4: Videosubcode(VSC) Commission E
13、lectrotechnique Internationale InternationalElectrotechnicalCommission Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue IEC2000Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesousquelqueformequecesoitetparaucunprocd, lectro
14、niqueoumcanique,ycomprislaphotocopieetles microfilms,sanslaccordcritdelditeur. Nopartofthispublicationmaybereproducedorutilizedin anyformorbyanymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalElectrotechnicalCommission 3,ruede
15、VarembGeneva,Switzerland Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECODE T2 608434CEI:2000 SOMMAIRE Pages AVANTPROPOS .6 Articles 1 Gnralits 8 1.1 Domainedapplication . 8 1.2 Rfrencesnormatives . 8 2 Affectationdeszonesetdimensions. 8 2.1 Typesdesouscodevido(VSC
16、). 8 2.2 Souscodevido1bloc . 8 2.3 Souscodevido5blocs . 8 3 Structuredesdonnes . 10 3.1 Souscodevido1bloc . 10 3.2 Souscodevido5blocs . 10 4 Codagedevoie 10 4.1 Modulation 10 4.2 Vitessedetransmission 10 4.3 Codedeffacement 10 4.4 Marquederecherche 10 4.5 Codedesynchronisation . 12 4.6 Marquedefin 1
17、2 5 Contenudesdonnes. 12 5.1 Bloc 12 5.2 Mot 12 5.3 CodeCRCetdtectionderreurs. 12 5.4 Mode 12 6 Mthodedenregistrementdesdonnesdemode(Bloc4) 14 6.1 Codetemporel 14 6.2 Dateetheuredenregistrement . 14 6.3 Codedecommandevido. 14 6.4 Modesdesbandesprenregistres . 14 AnnexeA(normative) Affectationdescode
18、s. 36 AnnexeB(informative) Bandeprenregistre . 48 Figure1Affectationdeszonesetdimensionsdusouscodevido1bloc 16 Figure2Affectationdeszonesetdimensionsdusouscodevido5blocsavecMICaudio 18 Figure3Affectationdeszonesetdimensionsdusouscodevido5blocssansMICaudio 20 Figure4Souscodevido1bloc 22 Figure5Sousco
19、devido5blocs 24 Figure6Codedesynchronisation 26608434IEC:2000 3 CONTENTS Page FOREWORD 7 Clause 1 General 9 1.1 Scope . 9 1.2 Normativereferences 9 2 Areaallocationanddimensions 9 2.1 Typesofvideosubcode(VSC) 9 2.2 1blockVSC 9 2.3 5blockVSC 9 3 Datastructure 11 3.1 1blockVSC 11 3.2 5blockVSC 11 4 Ch
20、annelcoding 11 4.1 Modulation 11 4.2 Transmissionrate . 11 4.3 Erasecode . 11 4.4 Searchmark . 11 4.5 Synchronizationcode 13 4.6 Endmark 13 5 Datacontents 1 3 5.1 Block 13 5.2 Word. 13 5.3 CRCcodeanderrordetection. 13 5.4 Mode 13 6 Recordingmethodofmodedata(Block4) 15 6.1 Timecode. 15 6.2 Recordingd
21、ate/Recordingtime. 15 6.3 Videocontrolcode 15 6.4 Prerecordedtapemodes 15 AnnexA(normative) Codeassignment. 37 AnnexB(informative) Prerecordedtape 49 Figure1Areaallocationanddimensionsof1blockVSC . 17 Figure2Areaallocationanddimensionsof5blockVSCwithPCMaudio 19 Figure3Areaallocationanddimensionsof5b
22、lockVSCwithoutPCMaudio . 21 Figure41blockVSC. 23 Figure55blockVSC. 25 Figure6Synchronizationcode 274 608434CEI:2000 Pages Tableau1Marquederecherche. 26 Tableau2Contenudubloc 26 Tableau3Contenudumot. 28 Tableau4Contenudumode 28 Tableau5Codetemporel(systme525lignes60trames). 28 Tableau6Codetemporel(sy
23、stme625lignes50trames). 30 Tableau7Datedenregistrement/ heuredenregistrement(systme525lignes60trames) . 30 Tableau8Datedenregistrement/ heuredenregistrement(systme625lignes50trames) . 30 Tableau9Longueurdelenregistrement 32 Tableau10Bandeprenregistre(systme525lignes60trames) 32 Tableau11Bandeprenreg
24、istre(systme625lignes50trames) 34 TableauA.1Commandedevrification 38 TableauA.2Codenumrique. 46 TableauB.1Structuredelabandeprenregistre 48608434IEC:2000 5 Page Table1Searchmark . 2 7 Table2Blockcontents 2 7 Table3Wordcontents 29 Table4Modecontents 29 Table5Timecode(525line60fieldsystem) 29 Table6Ti
25、mecode(625line50fieldsystem) 31 Table7Recordingdate/Recordingtime(525line60fieldsystem) 31 Table8Recordingdate/Recordingtime(625line50fieldsystem) 31 Table9Recordinglength 33 Table10Prerecordedtape(525line60fieldsystem) 33 Table11Prerecordedtape(625line50fieldsystem) 35 TableA.1Controlcommand 39 Tab
26、leA.2Numeralcode 47 TableB.1Structureofprerecordedtape. 496 608434CEI:2000 COMMISSIONLECTROTECHNIQUEINTERNATIONALE _ SYSTMEDEMAGNTOSCOPECASSETTEBALAYAGEHLICODAL UTILISANTLABANDEMAGNTIQUEDE8mm(VIDO8mm) Partie4:Souscodevido(VSC) AVANTPROPOS 1) LaCEI(CommissionlectrotechniqueInternationale)estuneorgani
27、sationmondialedenormalisationcompose delensembledescomitslectrotechniquesnationaux(ComitsnationauxdelaCEI).LaCEIapourobjetde favoriserlacooprationinternationalepourtouteslesquestionsdenormalisationdanslesdomainesde llectricitetdellectronique.Aceteffet,laCEI,entreautresactivits,publiedesNormesinterna
28、tionales. Leurlaborationestconfiedescomitsdtudes,auxtravauxdesquelstoutComitnationalintressparle sujettraitpeutparticiper.Lesorganisationsinternationales,gouvernementalesetnongouvernementales,en liaisonaveclaCEI,participentgalementauxtravaux.LaCEIcollaboretroitementaveclOrganisation Internationalede
29、Normalisation(ISO),selondesconditionsfixesparaccordentrelesdeuxorganisations. 2) LesdcisionsouaccordsofficielsdelaCEIconcernantlesquestionstechniquesreprsentent,danslamesure dupossible,unaccordinternationalsurlessujetstudis,tantdonnquelesComitsnationauxintresss sontreprsentsdanschaquecomitdtudes. 3)
30、 Lesdocumentsproduitsseprsententsouslaformederecommandationsinternationales.Ilssontpublis commenormes,spcificationstechniques,rapportstechniquesouguidesetagrscommetelsparlesComits nationaux. 4) Danslebutdencouragerlunificationinternationale,lesComitsnationauxdelaCEIsengagentappliquerde faontranspare
31、nte,danstoutelamesurepossible,lesNormesinternationalesdelaCEIdansleursnormes nationalesetrgionales.ToutedivergenceentrelanormedelaCEIetlanormenationaleourgionale correspondantedoittreindiqueentermesclairsdanscettedernire. 5) LaCEInafixaucuneprocdureconcernantlemarquagecommeindicationdapprobationetsa
32、responsabilit nestpasengagequandunmatrielestdclarconformelunedesesnormes. 6)LattentionestattiresurlefaitquecertainsdeslmentsdelaprsenteNormeinternationalepeuventfaire lobjetdedroitsdepropritintellectuelleoudedroitsanalogues.LaCEInesauraittretenuepour responsabledenepasavoiridentifidetelsdroitsdeprop
33、ritetdenepasavoirsignalleurexistence. LaNormeinternationaleCEI608434attablieparlesouscomit100B:Systmesde stockagedinformationsmultimdia,vidoetaudio,ducomitdtudes100delaCEI: Systmesetappareilsaudio,vidoetmultimdia. Letextedecettenormeestissudesdocumentssuivants: FDIS Rapportdevote 100B/242/FDIS 100B/
34、258/RVD Lerapportdevoteindiqudansletableaucidessusdonnetouteinformationsurlevoteayant aboutilapprobationdecettenorme. CettepublicationatrdigeselonlesDirectivesISO/CEI,Partie3. LannexeAfaitpartieintgrantedecettenorme. LannexeBestdonneuniquementtitredinformation. Lecomitadcidquelecontenudecettepublica
35、tionneserapasmodifiavant2003. Acettedatelapublicationsera reconduite; supprime; remplaceparuneditionrvise,ou amende.608434IEC:2000 7 INTERNATIONALELECTROTECHNICALCOMMISSION _ HELICALSCANVIDEOTAPECASSETTESYSTEM USING8mmMAGNETICTAPE(8mmVIDEO) Part4:Videosubcode(VSC) FOREWORD 1) TheIEC(InternationalEle
36、ctrotechnicalCommission)isaworldwideorganizationforstandardizationcomprising allnationalelectrotechnicalcommittees(IECNationalCommittees).TheobjectoftheIECistopromote internationalcooperationonallquestionsconcerningstandardizationintheelectricalandelectronicfields.To thisendandinadditiontootheractiv
37、ities,theIECpublishesInternationalStandards.Theirpreparationis entrustedtotechnicalcommittees;anyIECNationalCommitteeinterestedinthesubjectdealtwithmay participateinthispreparatorywork.International,governmentalandnongovernmentalorganizationsliaising withtheIECalsoparticipateinthispreparation.TheIEC
38、collaboratescloselywiththeInternational OrganizationforStandardization(ISO)inaccordancewithconditionsdeterminedbyagreementbetweenthe twoorganizations. 2) TheformaldecisionsoragreementsoftheIEContechnicalmattersexpress,asnearlyaspossible,an internationalconsensusofopinionontherelevantsubjectssinceeac
39、htechnicalcommitteehasrepresentation fromallinterestedNationalCommittees. 3) Thedocumentsproducedhavetheformofrecommendationsforinternationaluseandarepublishedintheform ofstandards,technicalspecifications,technicalreportsorguidesandtheyareacceptedbytheNational Committeesinthatsense. 4)Inordertopromo
40、teinternationalunification,IECNationalCommitteesundertaketoapplyIECInternational Standardstransparentlytothemaximumextentpossibleintheirnationalandregionalstandards.Any divergencebetweentheIECStandardandthecorrespondingnationalorregionalstandardshallbeclearly indicatedinthelatter. 5)TheIECprovidesno
41、markingproceduretoindicateitsapprovalandcannotberenderedresponsibleforany equipmentdeclaredtobeinconformitywithoneofitsstandards. 6)AttentionisdrawntothepossibilitythatsomeoftheelementsofthisInternationalStandardmaybethesubject ofpatentrights.TheIECshallnotbeheldresponsibleforidentifyinganyorallsuch
42、patentrights. InternationalStandardIEC608434hasbeenpreparedbysubcommittee100B:Audio,video andmultimediainformationstoragesystems,ofIECtechnicalcommittee100:Audio,video andmultimediasystemsandequipment. Thetextofthisstandardisbasedonthefollowingdocuments: FDIS Reportonvoting 100B/242/FDIS 100B/258/RVD Fullinformationonthevotingfortheapprovalofthisstandardcanbefoundinthereporton vo
