IEC 60050-723-1997 International Electrotechnical Vocabulary - Chapter 723 Broadcasting Sound television data《国际电工词汇 第723章 广播 声音、电视、数据》.pdf

1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 60050723 1997 AMENDEMENT1 AMENDMENT1 199905 Amendement1 VocabulaireElectrotechniqueInternational Chapitre723: Radiodiffusionettldistribution: Son,tlvision,donnes Amendment1 InternationalElectrotechnicalVocabulary Chapter723: Broadcasting:Sound,tele

2、vision,data X Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue CODEPRIX PRICECODE IEC1999Droitsdereproductionrservs Copyrightallrightsreserved InternationalElectrotechnicalCommission 3,ruedeVarembGeneva,Switzerland Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/ www.iec.ch Commi

3、ssionElectrotechniqueInternationale InternationalElectrotechnicalCommissionII 60050723amend.1CEI:1999 SOMMAIRE Pages AVANTPROPOS IV Sections 72301 Termesgnraux 1 72310 Tlvisionnumrique 1 72311 Tlvisionenrelief 40 INDEX enfranais,anglais,arabe,allemand,espagnol,italien,japonais,polonais, portugaisets

4、udois 4760050723Amend.1IEC:1999 III CONTENTS Page FOREWORD . IV Section 72301 Generalterms . 1 72310 Digitaltelevision 1 72311 Threedimensionaltelevision. 40 INDEX inFrench,English,Arabic,German,Spanish,Italian,Japanese,Polish,Portuguese andSwedish 47IV 60050723amend.1CEI:1999 AVANTPROPOS Leprsentam

5、endementattabliparlecomitdtudes100delaCEI:Systmeset appareilsaudio,vidoetmultimdias,souslaresponsabilitducomitdtudes1delaCEI: Terminologie. Letextedecetamendementestissudesdocumentssuivants: FDIS Rapportdevote 1/1677/FDIS 1/1688/RVD Lerapportdevoteindiqudansletableaucidessusdonnetouteinformationsurl

6、evoteayant aboutilapprobationdecetamendement. _ FOREWORD ThisamendmenthasbeenpreparedbyIECtechnicalcommittee100:Audio,videoand multimediasystemsandequipment,withthecooperationofIECtechnicalcommittee1: Terminology. Thetextofthisamendmentisbasedonthefollowingdocuments: FDIS Reportonvoting 1/1677/FDIS

7、1/1688/RVD Fullinformationonthevotingfortheapprovalofthisamendmentcanbefoundinthereport onvotingindicatedintheabovetable. _60050723Amend.1IEC:1999 1 CHAPITRE723:RADIODIFFUSIONETTLDISTRIBUTION SON,TLVISION,DONNES Amendement1 CHAPTER723:BROADCASTINGSOUND,TELEVISION,DATA Amendment1 SECTION72301:TERMESG

8、NRAUX SECTION72301:GENERALTERMS Page5 Remplacerletermeetladfinitionexistants7230114parlestroistermesetdfinitions 7201101,7201102et7201103 .Voirchapitre72311 Replacetheexistingtermanddefinition7230114bythethreetermsanddefinitions7201101, 7201102and7201103 .Seechapter72311. SECTION72310:TLVISIONNUMRIQ

9、UE SECTION72310:DIGITALTELEVISION 7231001 tlvisionnumrique tlvisiondanslaquellelesinformationsdimagesontreprsentesparun signalnumrique digitaltelevision televisioninwhichpictureinformationisrepresentedbya digitalsignal ar M $ O 1 $ de digitalesFernsehen es televisindigital it televisionenumerica (di

10、gitale ) ja pl telewizjacyfrowa pt televisodigital;televisonumrica sv digitalTV 7231002 signalanalogique signaltelquelacaractristiquequireprsentedesinformationsestsusceptible toutinstantdeprendreunequelconquedesvaleursdunintervallecontinu 70204022 60050723amend.1CEI:1999 7231002 analoguesignal asign

11、alinwhichthecharacteristicquantityrepresentinginformationcanatany instantassumeanyvaluewithinacontinuousinterval7020402 ar 4%1 $ L%T $ de analogesSignal es sealanalgica it segnaleanalogico ja pl pt sinalanalgico sv analogsignal 7231003 signalnumrique signaltemporeldiscretaumoyenduquellesinformations

12、sontreprsentes parunnombrefinidevaleursdiscrtesbiendterminesqueses caractristiquessontsusceptiblesdeprendredansletemps7020405MOD digitalsignal adiscretelytimedsignalinwhichinformationisrepresentedbyafinitenumber ofwelldefineddiscretevaluesthatitscharacteristicquantitiesmaytakeintime 7020405MOD ar M

13、 L%T $ de digitalesSignal es sealdigital it segnalenumerico (dettoanchedigitale) ja pl pt sinaldigital;sinalnumrico sv digitalsignal 7231004 conversionanalogiquenumrique conversionA/N (abrviation) oprationdestineconvertirun signalanalogique enun signalnumrique qui reprsenteessentiellementlesmmesinf

14、ormations7042201MOD analoguetodigitalconversion A/Dconversion (abbreviation) aprocessforconvertingan analoguesignal intoa digitalsignal withessentially thesameinformation7042201MOD ar L 4%0 =0 de AnalogDigitalUmsetzung;ADUmsetzung (Abk rzung) es conversinanalgicadigital;conversinA/D (abreviatura) it

15、 conversioneA/D;conversioneanalogico/numerico ja pl pt conversoanalgica/digital;conversoA/D (abreviatura) sv analogdigitalomvandling;A/Domvandling60050723Amend.1IEC:1999 3 7231005 convertisseuranalogiquenumrique convertisseurA/N (abrviation) dispositifdestineffectuerune conversionanalogiquenumrique

16、analoguetodigitalconverter A/Dconverter (abbreviation) adeviceforproviding analoguetodigitalconversion ar L 4%0 = de AnalogDigitalUmsetzer;ADUmsetzer (Abk rzung) es convertidoranalgicodigital;convertidorA/D (abreviatura) it convertitoreA/D;convertitoreanalogico/numerico ja pl pt conversoranalgico/di

17、gital;conversorA/D (abreviatura) sv analogdigitalomvandlare;A/Domvandlare 7231006 conversionnumriqueanalogique conversionN/A (abrviation) oprationdestineconvertirun signalnumrique enun signalanalogique qui reprsenteessentiellementlesmmesinformations7042202MOD digitaltoanalogueconversion D/Aconversio

18、n (abbreviation) aprocessforconvertinga digitalsignal intoan analoguesignal withessentially thesameinformation7042202MOD ar 4%0 L =0 de DigitalAnalogUmsetzung;DAUmsetzung (Abk rzung) es conversindigitalanalgica;conversinD/A (abreviatura) it conversioneD/A;convertitorenumerico/analogico ja pl pt conv

19、ersodigital/analgica;conversoD/A (abreviatura) sv digitalanalogomvandling;D/Aomvandling 7231007 convertisseurnumriqueanalogique convertisseurN/A (abrviation) dispositifdestineffectuerune conversionnumriqueanalogique digitaltoanalogueconverter D/Aconverter (abbreviation) adeviceforproviding digitalto

20、analogueconversion ar 4%0 L = de DigitalAnalogUmsetzer;DAUmsetzer (Abk rzung) es convertidordigitalanalgico;convertidorD/A (abreviatura) it convertitoreD/A;convertitorenumerico/analogico ja pl pt conversordigital/analgico;conversorD/A (abreviatura) sv digitalanalogomvandlare;D/Aomvandlare4 60050723a

21、mend.1CEI:1999 7231008 lmentnumrique undeslmentsdunensemblefinidenombresentiersemploypourreprsenter desinformations7020502MOD NOTEUnlmentnumriquepeuttrereprsentparunlmentdesignal. digit(intelecommunication) amemberofafinitesetofintegersusedtorepresentinformation7020502MOD NOTEAdigitmayberepresentedb

22、yasignalelement. ar 3 %Y0 $ L de Digit;Ziffer (inderTelekommunikation) es elementonumrico; dgito (entelecomunicacin) it elementonumerico ja pl pt dgito (emtelecomunicao) sv siffra 7231009 lmentbinaire bit lundeslmentsdunensemblededeuxlmentsemploypourreprsenter desinformations7020503MOD binarydigit b

23、it amemberofasetoftwoelementsusedtorepresentinformation7020503MOD ar de Binrziffer;Bit es elementobinario;bit it elementobinario;bit ja pl pt dgitobinrio;bit sv bit 7231010 motdecode (encodagedimage) groupeordonnd lmentsnumriques reprsentantuneinformation lmentairedimage,parexempleunevaleurquantifie

24、conformmentun codedtermin codeword (inpicturecoding) anorderedsetof digitsrepresentinganelementofpictureinformation,e.g.a quantizedvalue,accordingtoadefinedcode ar LY $ M U0 M U $ de Codewort(beiBildcodierung) es palabradecdigo (encodificacindeimagen) it paroladicodice ja pl pt palavradecdigo (emco

25、dificaodeimagem) sv kodord60050723Amend.1IEC:1999 5 7231011 valeursignificative valeurreprsenteparlapositiondunlmentnumriquedansunmotde code significance significantvalue valuerepresentedbythepositionofa digitwithina codeword ar de Stellenwert es valorsignificativo it significanza;valoresignificativ

26、o ja pl pt valorsignificativo sv signifikans 7231012 bitlemoinssignificatif lmentbinairede valeursignificative laplusfaibledansun motdecode leastsignificantbit LSB (abbreviation) binarydigitofleast significancewithina codeword ar M Y $ $ 3$J 2- $ de niedrigstwertigesBit;LSB (Abk rzung) es bitmenossi

27、gnificativo it LSB;bitmenosignificativo ja pl pt bitmenossignificativo sv minstsignifikantbit 7231013 bitleplussignificatif lmentbinairede valeursignificative laplusfortedansun motdecode mostsignificantbit MSB (abbreviation) binarydigitofmost significancewithina codeword ar $ $ 3$J 2- $ de hchstwert

28、igesBit;MSB (Abk rzung) es bitmssignificativo it MSB;bitpisignificativo ja pl pt bitmaissignificativo sv mestsignifikantbit 7231014 codage(numrique)(dimage) oprationconsistantreprsenterchaqueinformationlmentairedimage, parexempleunevaleurquantifie,parunesuited lmentsnumriques conformmentunensembledt

29、ermindergles NOTELetermecodageaunautresensentlvisionencouleur(7230590).6 60050723amend.1CEI:1999 7231014 (digital)(picture)coding (digital)(picture)encoding theprocessbywhicheachelementofpictureinformation,e.g.aquantized value,isrepresentedbyasuccessionof digitsinaccordancewithadefinedset ofrules NO

30、TEThetermcodinghasanothermeaningincolourtelevision(7230590). ar LY M $ M U1 $ de digitale(Bild)Codierung es codificacin(digital) (deimagen) it codifica(diimmagine)(televisionenumerica) ja pl pt codificao(digital) (deimagem) sv (bild)kodning 7231015 codeur dispositifdestineffectueruncodage7020943MOD

31、NOTELetermecodeuraunsensparticulierentlvisionencouleur(7230746). coder encoder adeviceforcoding7020943MOD NOTEThetermscoderandencoderhaveaspecificmeaningincolourtelevision(7230746). ar M U $ de Codierer;Coder es codificador it codificatore ja pl pt codificador sv kodare 7231016 dcodage(numrique) opr

32、ationappliqueunesuited lmentsnumriquesenvuedereconstituer lesignaloriginal NOTELetermedcodageaunautresensentlvisionencouleur(7230591). (digital)decoding theprocessappliedtoasuccessionof digitsforrestoringtheoriginalsignal NOTEThetermdecodinghasanothermeaningincolourtelevision(7230591). ar M $ M U1 $

33、 de digitaleDecodierung es descodificacin(digital) it decodifica(televisionenumerica) ja pl pt descodificao(digital) sv avkodning;dekodering60050723Amend.1IEC:1999 7 7231017 dcodeur dispositifdestineffectuerun dcodage 7020944MOD NOTE1Letermedcodeuraunsensparticulierentlvisionencouleur(7230747). NOTE

34、2Enfranais,letermeestsouventemployentlvisionpourdsignerun dsembrouilleur(voir7231091). decoder adevicefor decoding 7020944MOD NOTE1Thetermdecoderhasaspecificmeaningincolourtelevision(7230747). NOTE2InFrench,theterm“dcodeur”isoftenusedintelevisiontodenotea descrambler(see7231091). ar M U $ % de Decod

35、ierer;Decoder es descodificador it decodificatore ja pl pt descodificador sv avkodare;dekoder 7231018 codec (entransmissionunilatrale) ensembledun codeuretdu dcodeurcomplmentaire,situsrespectivement lentreetlasortiedunevoiedetransmissiondetlvision NOTEIlconvientdvitertouteconfusionavecleterme codec

36、utilisen transmissionnumriquebilatrale(voir7231019). codec (inunidirectionaltransmission) thecombinationofacoderandacomplementarydecoderlocatedrespectively attheinputandoutputofatelevisiontransmissionpath NOTETheterm“codec”hasanothermeaninginbidirectionaltransmission,andany confusionshouldbecarefull

37、yavoided(see7231019). ar %90 $ H%getrennte(digitale)Codierung es codificacin(digital)encomponentes it codifica(numerica)incomponenti ja pl pt codificao(digital)emcomponentes sv komponentkodning 7231021 codage(numrique)composite mthodedeconversionanalogiquenumrique dunsignaldimageencouleur danslaquel

38、lelaconversionesteffectuesurlesignaldimagecouleur composite7230595 composite(digital)coding methodfortheanaloguetodigitalconversion ofacolourtelevisionsignalin whichtheconversioniseffectedonthecompositecoloursignal7230595 ar .M $ M $ M U1 $ de geschlossene(digitale)Codierung es codificacin(digital)c

39、ompuesta it codifica(numerica)composita ja pl pt codificao(digital)compsita sv kompositkodning 7231022 chantillon (dunsignal) valeurreprsentativedunsignaluninstantdtermin,dduitedesvaleurs decesignalauvoisinagedecetinstant7020406 NOTELavaleurreprsentativeestidalementgalelavaleurdusignallinstant dterm

40、in;enpratiqueelleestgaleouproportionnelleunemoyennepondredes valeursdusignalauvoisinagedecetinstant. sample(ofasignal) arepresentativevalueofasignalatachoseninstantobtainedfromthevalues ofthatsignalnearthisinstant7020406 NOTEIdeally,thevalueofasampleisequaltothevalueofthesignalatachosen instant;inpractice,itisequalorproportionaltoaweightedaverageofthevarying valueofthesignalnearthisinstant. ar L%T* de Abtastwert(einesSignals) es muestra(deunaseal) it campione(diunsegnale) ja pl pt amostra (deumsinal) sv sampel