1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 611463 Premiredition Firstedition 199707 Camravido(PAL/SECAM/NTSC) Mthodesdemesure Partie3: Camscopeshorsdelaradiodiffusion Videocameras(PAL/SECAM/NTSC) Methodsofmeasurements Part3: Nonbroadcastcamerarecorders Numroderfrence Referencenumber CEI/IEC
2、611463:1997Numrosdespublications LespublicationsdelaCEIsontnumrotespartirde 60000dsle1erjanvier1997. Publicationsconsolides Lesversionsconsolidesdecertainespublicationsde laCEIincorporantamendementssontdisponibles.Par exemple,lesnumrosddition1.0,1.1et1.2 indiquentrespectivementlapublicationdebase,la
3、 publicationdebaseincorporantlamendement1,etla publicationdebaseincorporantlesamendements1 et2. Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatechnique. Desrenseignementsrelatifsladatede reconfirmationdelapublicationsont
4、disponiblesdans leCataloguedelaCEI. Lesrenseignementsrelatifscesrvisions,ltablis sementdesditionsrvisesetauxamendements peuventtreobtenusauprsdesComitsnationauxde laCEIetdanslesdocumentscidessous: BulletindelaCEI AnnuairedelaCEI Accsenligne* CataloguedespublicationsdelaCEI Publiannuellementetmisjour
5、rgulirement (Accsenligne)* Terminologie,symbolesgraphiques etlittraux Encequiconcernelaterminologiegnrale,lelecteur sereporteralaCEI60050: VocabulaireElectro techniqueInternational (VEI). Pourlessymbolesgraphiques,lessymboleslittraux etlessignesdusagegnralapprouvsparlaCEI,le lecteurconsulteralaCEI60
6、027: Symboleslittraux utiliserenlectrotechnique,laCEI60417:Symboles graphiquesutilisablessurlematriel.Index,relevet compilationdesfeuillesindividuelles, etlaCEI60617: Symbolesgraphiquespourschmas. PublicationsdelaCEItabliespar lemmecomitdtudes Lattentiondulecteurestattiresurleslistesfigurant lafinde
7、cettepublication,quinumrentles publicationsdelaCEIprparesparlecomit dtudesquiatablilaprsentepublication. * Voiradressesitewebsurlapagedetitre. Numbering Asfromthe1stJanuary1997allIECpublicationsare issuedwithadesignationinthe60000series. Consolidatedpublications ConsolidatedversionsofsomeIECpublicat
8、ions includingamendmentsareavailable.Forexample, editionnumbers1.0,1.1and1.2refer,respectively,to thebasepublication,thebasepublication incorporatingamendment1andthebasepublication incorporatingamendments1and2. Validityofthispublication ThetechnicalcontentofIECpublicationsiskeptunder constantreviewb
9、ytheIEC,thusensuringthatthe contentreflectscurrenttechnology. Informationrelatingtothedateofthereconfirmationof thepublicationisavailableintheIECcatalogue. Informationontherevisionwork,theissueofrevised editionsandamendmentsmaybeobtainedfromIEC NationalCommitteesandfromthefollowingIEC sources: IECBu
10、lletin IECYearbook Onlineaccess* CatalogueofIECpublications Publishedyearlywithregularupdates (Onlineaccess)* Terminology,graphicalandletter symbols Forgeneralterminology,readersarereferredtoIEC 60050: InternationalElectrotechnicalVocabulary (IEV). Forgraphicalsymbols,andlettersymbolsandsigns approv
11、edbytheIECforgeneraluse,readersare referredtopublicationsIEC60027: Lettersymbolsto beusedinelectricaltechnology ,IEC60417: Graphical symbolsforuseonequipment.Index,surveyand compilationofthesinglesheets andIEC60617: Graphicalsymbolsfordiagrams. IECpublicationspreparedbythesame technicalcommittee The
12、attentionofreadersisdrawntotheendpagesof thispublicationwhichlisttheIECpublicationsissued bythetechnicalcommitteewhichhaspreparedthe presentpublication. * Seewebsiteaddressontitlepage.NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 611463 Premiredition Firstedition 199707 Camravido(PAL/SECAM/NTS
13、C) Mthodesdemesure Partie3: Camscopeshorsdelaradiodiffusion Videocameras(PAL/SECAM/NTSC) Methodsofmeasurements Part3: Nonbroadcastcamerarecorders CommissionElectrotechniqueInternationale InternationalElectrotechnicalCommission Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue IEC1997Droit
14、sdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesous quelqueformequecesoitetparaucun procd,lectroniqueoumcanique,ycomprislaphoto copieetlesmicrofilms,sanslaccordcritdelditeur. Nopartofthispublicationmaybereproducedorut ilizedin anyformorbya
15、nymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalElectrotechnicalCommission 3,ruedeVarembGeneva,Switzerland Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECODE W2 611463CEI:1997 SOMMAIRE Page
16、s AVANTPROPOS. . 6 INTRODUCTION. 8 Articles 1 Gnralits . 10 1.1Domaine dapplication . 10 1.2Rfrences normatives.1 0 1.3Conditions. 12 2 Caractristiquesvidodelensemblecomplet . 14 3 Caractristiquesvidodelapartiecamraseule 16 4 Autresanomaliesdueslapartiemagntoscope . 16 4.1 Intermodulationentrelesvoi
17、eschrominanceetluminance(PAL/NTSC) 16 4.2 Diaphonieetmoirsentrelesvoiesluminanceetchrominance 18 4.3 Dcalageentrelesvoiesluminanceetchrominance . 20 4.4 Systmedassemblagedessquences . 22 4.5 Systmedinsertiondessquences . 28 4.6 Usuredelabandeenmodepause. 28 5 Basedetemps . 28 6Caractristiques audio.
18、 . 28 6.1 Rapportsignalbruit(commandeautomatiquedegain(CAG)enservice) 28 6.2Rponse amplitude/frquence 30 6.3Distorsion harmonique 32 6.4 Pleurageetscintillement . 32 6.5 PlagedefonctionnementduCAGettempsdemaintien 32 6.6 Rponsedirectionnelledumicrophone 34 6.7 Qualitdudoublageetdelinsertion(trouaudi
19、o) . 36 6.8 Prcisiondusuiviaudiohautefidlit. 40 6.9 EnregistrementaudioMF . 4 2 7 Viseurlectroniqueluminancedelcran. 42 8 Systmeautomatiqueetautres 42 8.1Exposition automatique4 2 8.2Focalisation automatique4 2 9Classification 42 9.1Gnralits. 42 9.2 Classificationdescaractristiquesspcifier 44611463I
20、EC:1997 3 CONTENTS Page FOREWORD . 7 INTRODUCTION. 9 Clause 1General. 11 1.1Scope 11 1.2Normative references. 11 1.3Conditions. 13 2 Videocharacteristicsofthecompleteunit 1 5 3 Videocharacteristicsrelatedtothecamerapartonly 17 4 Otheranomaliesduetotherecordersection . 17 4.1 Chrominancetoluminancein
21、termodulation(PAL/NTSC) 17 4.2 Luminancetochrominancecrosstalkandmoirs 19 4.3 Luminancetochrominancedisplacement 21 4.4 Assemblyeditsystem . 23 4.5 Inserteditsystem. . 29 4.6 Tapedamageinpausemode. 29 5Time base . 29 6Audio characteristics 29 6.1 Signaltonoiseratio(automaticgaincontrol(AGC)on). 29 6
22、.2Amplitude/frequency response. 31 6.3Harmonic distortion . 33 6.4 Wowandflutter . 33 6.5 AGCoperationrangeandholdtime . 33 6.6 Directionalresponseofthemicrophone . 35 6.7 Audioduborinsertquality(audiohole) 37 6.8 Hifiaudiotrackingaccuracy.4 1 6.9 AudioFMrecording . . 43 7 Viewfinderscreenluminance
23、. 43 8 Automaticsystemandothers . 43 8.1Automatic exposure. . 43 8.2Automatic focusing. 43 9Classification 43 9.1General. 43 9.2 Classificationofthecharacteristicstobespecified 454 611463CEI:1997 Pages Figures 1 Intermodulationentrelesvoieschrominanceetluminance(PAL/NTSC) . 46 2 Diaphonieetmoirsentr
24、elesvoiesluminanceetchrominance . 46 3 Caractristiquesdufiltrepassebandedelasousporteuse . 48 4 Signaldesortiedufiltrepassebande .4 8 5 Dcalageentrelessignauxluminanceetchrominance 50 6 Schmasynoptiqueducircuitpourlasynchronisationvidodusystme dassemblagedessquences . 5 6 7 Chronomtragedimagedutemps
25、dedmarragedelenregistrement. 56 8 Chronomtragedesimageseffacesenmodeassemblagedesquences(1). 58 9 Chronomtragedesimageseffacesenmodeassemblagedesquences(2). 58 10Circuitdemesuredescaractristiquesaudio . 60 11Rponseamplitude/frquence 60 12Circuitdemesuredurapportsignalbruit(CAGenservice). 62 13Circui
26、tdemesuredelaplagedefonctionnementduCAGetdutempsdemaintien 64 14Courbecaractristiqueduniveaudesortieenfonctionduniveaudentre 64 15Tempsdemaintien 66 16Rponsedirectionnelledumicrophone . 66 17Diagrammepolairedelasensibilitdumicrophone 68 18Schmasynoptiquedusystmedessai . 68 19Graphiquedeladuredutrouo
27、udurecouvrementenmodeenregistrementpause ouaupointdinsertion . 70 20Graphiquedeladuredutrououdurecouvrementauxpointsdinsertionetdedoublage 70 21Circuitdemesuredelaprcisiondusuividelapisteaudiohautefidlit 72 22Dcalageentrelessignauxvidoetaudio 72 AnnexeABibliographie . . 74611463IEC:1997 5 Page Figur
28、es 1 Chrominancetoluminanceintermodulation(PAL/NTSC). 47 2 Luminancetochrominancecrosstalkandmoirs. 47 3 Subcarrierbandpassfiltercharacteristics 49 4 Outputsignalofbandpassfilter. . 49 5 Luminancetochrominancedisplacement. 51 6 Blockdiagramofthecircuitarrangementforvideotimingoftheeditsystem. 57 7 F
29、rametimingofthestarttime . 57 8 Frametimingoftheoverwriteframenumber(1). 59 9 Frametimingoftheoverwriteframenumber(2). 59 10Circuitarrangementformeasurementofaudiocharacteristics 61 11Amplitude/frequencyresponse. . 61 12Circuitarrangementformeasurementofsignaltonoiseratio(AGCon) 63 13Circuitarrangem
30、entformeasurementofAGCoperationrangeandholdtime. 65 14Curveshowingoutputlevelasafunctionofinputlevel. 65 15Holdtime . 67 16Directionalresponseofthemicrophone 6 7 17Polardiagramofmicrophonesensitivity 69 18Blockdiagramoftestsystem . . 69 19Timingchartoftheholeortheoverlapatarecordpauseorinsertpoint 7
31、1 20Timingchartoftheholeortheoverlapattheinsertionandthedubbedpoint 71 21Circuitarrangementformeasurementofhifiaudiotrackingaccuracy. 73 22Timedifferencebetweenthevideoandaudiosignals 73 AnnexABibliography . 756 611463CEI:1997 COMMISSIONLECTROTECHNIQUEINTERNATIONALE _ CAMRASVIDO(PAL/SECAM/NTSC) MTHO
32、DESDEMESURE Partie3:Camscopeshorsdelaradiodiffusion AVANTPROPOS 1) LaCEI(CommissionElectrotechniqueInternationale)estuneorganisationmondialedenormalisationcompose delensembledescomitslectrotechniquesnationaux(ComitsnationauxdelaCEI).LaCEIapourobjetde favoriserlacooprationinternationalepourtouteslesq
33、uestionsdenormalisationdanslesdomainesde llectricitetdellectronique.Aceteffet,laCEI,entreautresactivits,publiedesNormesinternationales. Leurlaborationestconfiedescomitsdtudes,auxtravauxdesquelstoutComitnationalintressparle sujettraitpeutparticiper.Lesorganisationsinternationales,gouvernementalesetno
34、ngouvernementales,en liaisonaveclaCEI,participentgalementauxtravaux.LaCEIcollaboretroitementaveclOrganisation InternationaledeNormalisation(ISO),selondesconditionsfixesparaccordentrelesdeuxorganisations. 2) LesdcisionsouaccordsofficielsdelaCEIconcernantlesquestionstechniquesreprsentent,danslamesure
35、dupossibleunaccordinternationalsurlessujetstudis,tantdonnquelesComitsnationauxintresss sontreprsentsdanschaquecomitdtudes. 3) Lesdocumentsproduitsseprsententsouslaformederecommandationsinternationales.Ilssontpublis commenormes,rapportstechniquesouguidesetagrscommetelsparlesComitsnationaux. 4) Dansle
36、butdencouragerlunificationinternationale,lesComitsnationauxdelaCEIsengagentappliquerde faontransparente,danstoutelamesurepossible,lesNormesinternationalesdelaCEIdansleursnormes nationalesetrgionales.ToutedivergenceentrelanormedelaCEIetlanormenationaleourgionale correspondantedoittreindiqueentermescl
37、airsdanscettedernire. 5) LaCEInafixaucuneprocdureconcernantlemarquagecommeindicationdapprobationetsaresponsabilit nestpasengagequandunmatrielestdclarconformelunedesesnormes. 6) LattentionestattiresurlefaitquecertainsdeslmentsdelaprsenteNormeinternationalepeuventfaire lobjetdedroitsdepropritintellect
38、uelleoudedroitsanalogues.LaCEInesauraittretenuepour responsabledenepasavoiridentifidetelsdroitsdepropritetdenepasavoirsignalleurexistence. LaNormeinternationaleCEI611463attablieparlesouscomit100B:Enregistrement, ducomitdtudes100delaCEI:Systmesetappareilsaudio,vidoetmultimdia. Letextedecettenormeesti
39、ssudesdocumentssuivants: FDIS Rapportdevote 100B/52/FDIS 100B/92/RVD Lerapportdevoteindiqudansletableaucidessusdonnetouteinformationsurlevoteayant aboutilapprobationdecettenorme. LaCEI61146comprendlespartiessuivantes,prsentessousletitregnral Camrasvido (PAL/SECAM/NTSC)Mthodesdemesure Partie1:Camrasm
40、onocapteurshorsdelaradiodiffusion Partie2:Camrasprofessionnellesdeuxettroiscapteurs Partie3:Camscopeshorsdelaradiodiffusion Partie4:Fonctionsautomatiquesdescamrasetdescamrasenregistreusesvidocouleur LannexeAestdonneuniquementtitredinformation.611463IEC:1997 7 INTERNATIONALELECTROTECHNICALCOMMISSION
41、_ VIDEOCAMERAS(PAL/SECAM/NTSC) METHODSOFMEASUREMENT Part3 : Nonbroadcastcamerarecorders FOREWORD 1) TheIEC(InternationalElectrotechnicalCommission)isaworldwideorganizationforstandardizationcomprising allnationalelectrotechnicalcommittees(IECNationalCommittees).TheobjectoftheIECistopromote internatio
42、nalcooperationonallquestionsconcerningstandardizationintheelectricalandelectronicfields.To thisendandinadditiontootheractivities,theIECpublishesInternationalStandards.Theirpreparationis entrustedtotechnicalcommittees;anyIECNationalCommitteeinterestedinthesubjectdealtwithmay participateinthispreparatorywork.International,governmentalandnongovernmentalorganizationsliaising withtheIECalsoparticipateinthispreparation.TheIECcollaboratescloselywiththe
