IEC 60244-5-1992 Methods of measurement for radio transmitters part 5 performance characteristics of television transmitters《无线电发射机的测量方法 第5部分 电视发射机的性能特性》.pdf

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1、NORME INTERNATIONALE INTERNATIONAL STANDARD CE1 IEC 2444 Deuxime dition Second edition 1992-1 O Mthodes de mesure applicables aux metteurs radiolectriques Partie 5: Qualits de fonctionnement des metteurs de tlvision Methods of measurement for radio transmitters Part 5: Performance characteristics of

2、 television transmitters Numro de rfrence Reference number CEIAEC 244-5: 1992 Numros des publications Depuis le ler janvier 1997, les publications de la CE1 sont numrotes partir de 60000. Publications consolides Les versions consolides de certaines publications de la CE1 incorporant les amendements

3、sont disponibles. Par exemple, les numros ddition 1.0, 1.1 et 1.2 indiquent respectivement la publication de base, la publication de base incorporant lamendement 1. et la publicatiov de base incorporant les amendements 1 et 2. Validit de la presente publication Le contenu technique des publications

4、de la CE1 est constamment revu par la CE1 afin quil reflete ltat actuel de la technique. Des renseignements relatifs la date de reconfir- mation de la publication sont disponibles dans le Catalogue de la CEI. Les renseignements relatifs d des questions ltude et des travaux en c-Urs entrepris par le

5、comit technique qui a tabli cette publication, ainsi que la liste des publications tablies, se trouvent dans les documents ci- dessous: Cite web de la CEI* Catalogue des publications de la CE1 Publi annuellement et mis jour rgulirement (Catalogue en ligne) Bufietin de la CE1 Disponible la fois JU de

6、 la CEI et comme priodique imprim Terminologie, symboles graphiques et littraux En ce qui concerne la terminologie gnrale, le lecteur se reportera la CE1 60050: Vocabulaire Electro- technique International (VEI). Pour les symboles graphiques, les symboles littraux et les signes d *cage gnral approuv

7、s par la CEI, le lecteur consulter!, la CE1 60027: Symboles littraux a utiliser en lectrotechnique, la CE1 6041 7: Symboles graphiques utilisables sur le matriel. Index, relev et compilation des feuilles individuelles, et la CE1 60617: Symboles graphiques pour schmas. * Voir adresse 4te web sur la p

8、age de titre. Numbering As from 1 January 1997 all IEC publications are issued with a designation in the 60000 series. Consolidated publications Consolidated versions of some IEC publications including amendments are available. For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively, to th

9、e base publication, the base publication incor- porating amendment 1 and the base publication incorporating amendments 1 and 2. Validity of this publication The technical content of IEC publications is kept under constant review by the IEC, thus ensuring that the content reflects current technology.

10、 Information relating to the date of the reconfirmation of the publication is available in the IEC catalogue. Information on the subjects under consideration and work in progress undertaken by the technical committee which has prepared this publication, as well as the list of publications issued, is

11、 to be found at the following IEC sources: IEC web site Catalogue of IEC publications Published yearly with regular updates (On-line catalogue)* Available both at the IEC web site and as a printed periodical IEC Bulletin Terminology, graphical and letter symbols For general terminology, readers are

12、referred to IEC 60050: International Elecfrotechnical Vocabulary (IEV). For graphical symbols, and letter symbols and signs approved by the IEC for general use, readers are referred to publications IEC 60027: Letter symbols to be used in electrical technology, IEC 60417: Graphical symbols for use on

13、 equipment. Index, survey and compilation of the single sheets and IEC 60617: Graphical symbols for diagrams. * See web site address on title page. NORME INTERNATIONALE INTERNATIONAL STANDARD CE1 IEC 244-5 Deuxime dition Second editon 1992-1 O Mthodes de mesure applicables aux metteurs radiolectriqu

14、es Partie 5: Qualits de fonctionnement des metteurs de t I vi cio n Methods of measurement for radio transmitters Part 5: Performance characteristics of television transmitters O CE1 1992 Droits de reproduction rservs - Copyright - all rights reserved Aucune partie de cette publication ne peut tre r

15、eproduite ni No pari of this publication may be reproduced or utilized utilise sous quelque forme que ce soit et par aucun procd, in any form or by any means, electronic or mechanical. lectronique ou mcanique. y compris la photocopie et les induding photocopying and microfilm, without permission mic

16、rofilms. sans raccord crit de Iditeur. in writing from the publisher Bureau central de la Commission Electrotechnique Internationale 3, rue de Varemb Genve Suisse Tlfax: +41 22 919 0300 e-mail: inmail,iec.ch IEC web site http:/www.iec.ch Commission Electrotechnique Internationale International Elect

17、rotechnical Commission Memnwapoman 3nempoexliecna KOMHCCHA O CODEPRIX )(c PRICE CODE Pour prix, voir catalogue en vigueur For price, see current catalogue -2- SOMMAI RE 244-5 O CE1 Pages AVANT-PROPOS 6 INTRODUCTION . 8 Articles 1 2 3 4 5 6 7 8 9 Domaine dapplication . 10 Rfrences normatives 10 2.1 P

18、ublications de la CE1 10 2.2 Publications du CCIR . 12 Terminologie gnrale et dfinitions . 12 3.1 Emetteur de tlvision 12 3.2 Description des standards de tlvision et autres informations 12 3.3 Dfinitions des qualits de fonctionnement 12 3.4 Signaux dessai standards . 12 Conditions gnrales de foncti

19、onnement . 12 Conditions gnrales de mesure . 14 5.1 Dispositions concernant les signaux dentre et de sortie . 14 5.2 Equipements de mesure . 14 5.3 Conditions de modulation et de puissance . 14 5.4 Caractristiques gnrales . 14 Puissance de sortie, consommation de puissance et facteur de puissance 16

20、 6.1 Dfinitions . 16- 6.2 Montage de mesure . 16 6.3 Signal dessai . 16 6.4 Procdure de mesure 16 6.5 Calcul et prsentation des rsultats 18 Niveaux caractristiques du signal image 18 7.1 Introduction . 18 7.2 Rglage des niveaux caractristiques leur valeur nominale . 20 7.3 Performances de Icrteur de

21、 blanc 20 7.4 Stabilit des niveaux de rfrence et de la puissance de sortie . 22 Distorsion linaire 30 8.1 Introduction . 30 8.2 Caractristique amplitudelradiofrquence 30 8.3 Caractristique amplitudelvidofrquence . 32 8.4 Caractristique temps de propagation de groupelradiofrquence 34 8.5 Caractristiq

22、ue temps de propagation de groupehidofrquence 36 Distorsion non linaire 38 9.1 Introduction . 38 9.2 Non-linarit de luminance . 38 9.3 Gain diffrentiel et phase diffrentielle . 40 244-5 O IEC -3- CONTENTS Page FOREWORD 7 INTRODUCTION . 9 Clause 1 2 3 4 5 6 7 8 9 Scope 11 Normative references 11 2.1

23、IEC publications 11 2.2 CCIR publications . 13 General terms and definitions 13 3.1 Television transmitter 13 3.2 Description of the television systems and other relevant information 13 3.3 Definitions of performance characteristics . 13 3.4 General conditions of operation 13 General conditions of m

24、easurement . 15 5.1 Input and output signal arrangements 15 5.2 Measuring equipment 15 5.4 General characteristics . 15 Standard test signals 13 5.3 Modulation and power conditions 15 Output power. power consumption and power factor 17 6.1 Definitions . 6.2 Measuring arrangement 6.3 Test signal 6.4

25、Measuring procedure . 6.5 Calculation and presentation of the results The characteristic vision levels . 7.1 Introduction . 7.2 Setting the characteristic levels to nominal values . 7.3 Performance of the white clipper . 7.4 Stability of the reference levels and output power Linear distortion . 8.1

26、Introduction . 8.2 Amplitude/radio-f requency characteristic . 8.3 Amplitude/video-frequency characteristic . 8.4 Group-delaykadio-frequency characteristic . 8.5 Group-delayhideo-frequency characteristic . Non-linear distortion 9.1 Introduction . 9.2 Luminance non-linearity 17 17 17 17 19 19 19 21 2

27、1 23 31 31 31 33 35 37 39 39 39 9.3 Differential gain and phase . 41 -4- 244-5 O CE1 ArticleS Pages 9.4 Non-linarit de chrominance . 44 9.5 Intermodulation ou diaphonie chrominance/luminance . 44 9.6 Modulation de phase incidente 46 10 Dformation du signal . 48 10.1 10.2 10.3 10.4 10.5 10.6 10.7 10.

28、8 10.9 10.1 o 10.11 In trod ucti o n . Dformation de limpulsion 2 T incluant le rapport barre/impulsion . Dformation de lchelon de temps de monte Tou de limpulsion T Inclinaison de la barre de dure de trame Inclinaison de la barre de dure de ligne . Inclinaison de la barre de luminance Dformation de

29、 limpulsion de synchronisation ligne Dformation de limpulsion de synchronisation trame Inclinaison de la ligne Dformation du signal long terme . Ingalit de gain et de temps de propagation chrominance/luminance en utilisant une impulsion composite . 48 50 54 56 58 58 60 62 62 64 66 11 Modulation inds

30、irable . 68 11.1 Introduction . 68 11.2 Bruit alatoire 68 11.3 Bruit priodique basse frquence . 72 11.4 Bruit priodique haute frquence y compris Iintermodulation 72 11.5 Bruit dimpulsion 76 Mesures spciales pour les signaux de donnes contenues dans le signal image 76 12.1 Introduction . 76 12.2 Haut

31、eur et largeur de loeil 78 12.3 Position de lavant-dernier bit dinitialisation dhorloge 80 Mthode de mesure de la ou des voies son dun metteur de tlvision 80 13.1 Introduction . 80 13.2 Montage de mesure . 82 13.3 Mthode de mesure de la voie son FM (metteurs mono-son) . 82 13.4 Mthode de mesure de l

32、a voie son AM . 82 13.5 Mesures spciales pour metteurs deux voies son ou plus . 84 12 13 Figures 90 Annexes (normatives) A.1 Rfrences au VE1 et aux Recommandations et Rapports du CCIR . 106 A.2 Canaux et frquences affectes aux missions de tlvision . 108 A.3 Caractristiques des systmes de tlvision 11

33、4 A.4 Filtres utiliss par les mesures 150 AS Filtre passe-bas gaussien pour la mesure de loeil (chiffre talon) . 160 B Signaux dessai . 162 -5- 244-5 O IEC Clause 10 11 12 13 Page 9.4 Chrominance non-linearity . 45 9.5 Chrominance-luminance intermodulation or cross-talk . 45 9.6 Incidental phase mod

34、ulation . 47 .Waveform distortion 49 10.1 10.2 10.3 10.4 10.5 10.6 10.7 10.8 10.9 10.1 o 10.11 Introduction . 2-pulse distortion including the pulse-bar ratio . T-step or -pulse distortion Field-time bar tilt Line-time bar tilt . Luminance bar tilt Line synchronizing pulse distortion . Field blankin

35、g interval distortion Line tilt . Long-time signai distortion Chrominance-luminance gain and delay inequality using a composite pulse Unwanted modulation 11.1 Introduction . 11.2 Random noise 11.3 Low frequency periodic noise . 11.4 High frequency periodic noise including intermodulation . 11.5 Impu

36、lsive noise Special measurements for data signals in the vision signal . 12.1 Introduction . 12.2 Eye height and eye width 12.3 Position of the penultimate clock run-in-bit Method of measurement of the sound channel(s) of a television transmitter 13.1 Introduction . 13.2 Measuring arrangement 13.3 M

37、ethod of measurement of the FM sound channel (single sound) . 13.4 Method of measurement of the AM sound channel . 13.5 Special measurement for two or more sound channels 49 51 55 57 59 59 61 63 63 65 67 69 69 69 73 73 77 77 77 79 81 81 81 83 83 83 85 Figures . 90 Annexes (normative) A.l References

38、to the IEV and Recommendations and Reports of the CCIR . 107 A.2 Channels and frequencies allocated to television broadcasting copy . 109 A.3 Characteristics of television systems 115 A.4 Filters for use in measurements 151 A.5 A low-pass Gaussian filter for eye height measurement (calibrated filter

39、) 161 B Test signals 162 -6- 244-5 O CE1 Rgle des Six Mois 12C(BC)214 12C(BC)207 COMM I SSION LECTROTECHNIQUE INTERNATIONALE Rapports de vote Procdure des Deux Mois Rapport de vote 12C(BC) 218 12C(BC)220 12C(BC)225 12C(BC)216 MTHODES DE MESURE APPLICABLES AUX METTEURS RADIOLECTRIQUES Partie 5: Quali

40、ts de fonctionnement des metteurs de tlvision AVANT-PROPOS 1) Les dcisions ou accords officiels de la CE1 en ce qui concerne les questions techniques, prpars par des Comits dEtudes O sont reprsents tous les Comits nationaux sintressant ces questions, expriment dans la plus grande mesure possible un

41、accord international sur les sujets examins. 2) Ces dcisions constituent des recommandations internationales et sont agres comme telles par les Comits nationaux. 3) Dans le but dencourager lunification internationale, la CE1 exprime le voeu que tous les Comits nationaux adoptent dans leurs rgles nat

42、ionales le texte de la recommandation de la CEI, dans la mesure O les conditions nationales le permettent. Toute divergence entre la recommandation de la CE1 et la rgle nationale correspondante doit, dans la mesure du possible, tre indique en termes clairs dans cette dernire. La Norme internationale

43、 CE1 244-5 a t tablie par le Sous-Comit 12C: Matriels metteurs, du Comit dEtudes no 12 de la CEI: Radiocommunications. Le texte de cette norme est issu des documents suivants: Les rapports de vote indiqus dans le tableau ci-dessus donnent toute information sur le vote ayant abouti lapprobation de ce

44、tte norme. Cette norme incorpore toutes les mesures recommander pour les metteurs de tlvision en une seule publication qui annule et remplace tous les autres articles correspondant ce sujet dans les publications suivantes: CE1 244-5, 1971 CE1 244-5A, 1971 CE1 244-5B, 1975 et Modification 1, 1978 CE1

45、 244-5C, 1977 Les annexes A et B font partie intgrante de la prsente norme. 244-5 O IEC 12C(C0)214 12C(C0)207 -/- 12C(C0)218 12C(C0)216 INTERNATIONAL ELECTROTECHNICAL COMMISSION 12C(CO)220 METHODS OF MEASUREMENT FOR RADIO TRANSMITTERS 12C(CO)225 Part 5: Performance characteristics of television tran

46、smitters FOREWORD 1) The formal decisions or agreements of the IEC on technical matters, prepared by Technical Committees on which all the National Committees having a special interest therein are represented, express, as nearly as possible, an international consensus of opinion on the subjects deal

47、t with. 2) They have the form of recommendations for international use and they are accepted by the National Committees in that sense. 3) In order to promote international unification, the IEC expresses the wish that all National Committees should adopt the text of the IEC recommendation for their n

48、ational rules in so far as national conditions will permit. Any divergence between the IEC recommendation and the corresponding national rules should, as far as possible, be clearly indicated in the latter. International Standard IEC 244-5 has been prepared by Sub-Committee 12C: Transmitting equipme

49、nt, of IEC Technical Committee No. 12: Radiocommunications. The text of this standard is based on the following documents: I Six Months Rule I Reports on Voting I Two Months Procedure I Report on Voting I Full information on the voting for the approval of this standard can be found in the Voting Reports indicated in the abo

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